/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/Problem10_label00.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 03:34:53,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 03:34:53,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 03:34:53,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 03:34:53,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 03:34:53,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 03:34:53,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 03:34:53,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 03:34:53,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 03:34:53,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 03:34:53,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 03:34:53,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 03:34:53,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 03:34:53,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 03:34:53,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 03:34:53,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 03:34:53,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 03:34:53,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 03:34:53,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 03:34:53,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 03:34:53,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 03:34:53,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 03:34:53,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 03:34:53,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 03:34:53,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 03:34:53,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 03:34:53,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 03:34:53,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 03:34:53,396 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 03:34:53,459 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 03:34:53,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 03:34:53,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 03:34:53,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 03:34:53,463 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 03:34:53,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 03:34:53,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 03:34:53,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 03:34:53,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 03:34:53,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 03:34:53,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 03:34:53,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 03:34:53,467 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 03:34:53,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 03:34:53,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 03:34:53,468 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 03:34:53,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 03:34:53,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 03:34:53,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 03:34:53,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 03:34:53,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 03:34:53,471 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 03:34:53,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 03:34:53,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 03:34:53,472 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 03:34:53,472 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 03:34:53,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 03:34:53,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 03:34:53,940 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 03:34:53,942 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 03:34:53,943 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 03:34:53,944 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label00.c [2020-12-23 03:34:54,036 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/b3c507da5/f50b0a65c50b4dea84202b2bc1eba87f/FLAGad1958ba8 [2020-12-23 03:34:54,725 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 03:34:54,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label00.c [2020-12-23 03:34:54,737 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/b3c507da5/f50b0a65c50b4dea84202b2bc1eba87f/FLAGad1958ba8 [2020-12-23 03:34:54,753 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/b3c507da5/f50b0a65c50b4dea84202b2bc1eba87f [2020-12-23 03:34:54,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 03:34:54,758 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 03:34:54,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 03:34:54,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 03:34:54,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 03:34:54,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 03:34:54" (1/1) ... [2020-12-23 03:34:54,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@473d5fa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:54, skipping insertion in model container [2020-12-23 03:34:54,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 03:34:54" (1/1) ... [2020-12-23 03:34:54,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 03:34:54,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 03:34:55,066 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/Problem10_label00.c[5445,5458] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2020-12-23 03:34:55,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 03:34:55,367 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 03:34:55,429 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/Problem10_label00.c[5445,5458] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2020-12-23 03:34:55,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 03:34:55,612 INFO L208 MainTranslator]: Completed translation [2020-12-23 03:34:55,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:55 WrapperNode [2020-12-23 03:34:55,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 03:34:55,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 03:34:55,616 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 03:34:55,616 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 03:34:55,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:55" (1/1) ... [2020-12-23 03:34:55,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:55" (1/1) ... [2020-12-23 03:34:55,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 03:34:55,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 03:34:55,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 03:34:55,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 03:34:55,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:55" (1/1) ... [2020-12-23 03:34:55,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:55" (1/1) ... [2020-12-23 03:34:55,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:55" (1/1) ... [2020-12-23 03:34:55,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:55" (1/1) ... [2020-12-23 03:34:55,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:55" (1/1) ... [2020-12-23 03:34:55,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:55" (1/1) ... [2020-12-23 03:34:55,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:55" (1/1) ... [2020-12-23 03:34:55,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 03:34:55,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 03:34:55,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 03:34:55,867 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 03:34:55,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:55" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 03:34:55,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 03:34:55,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 03:34:55,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 03:34:55,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 03:34:57,586 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 03:34:57,586 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-23 03:34:57,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:34:57 BoogieIcfgContainer [2020-12-23 03:34:57,589 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 03:34:57,590 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 03:34:57,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 03:34:57,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 03:34:57,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 03:34:54" (1/3) ... [2020-12-23 03:34:57,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8948ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 03:34:57, skipping insertion in model container [2020-12-23 03:34:57,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:34:55" (2/3) ... [2020-12-23 03:34:57,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8948ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 03:34:57, skipping insertion in model container [2020-12-23 03:34:57,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:34:57" (3/3) ... [2020-12-23 03:34:57,598 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label00.c [2020-12-23 03:34:57,604 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 03:34:57,610 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-23 03:34:57,629 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-23 03:34:57,659 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 03:34:57,659 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 03:34:57,660 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 03:34:57,660 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 03:34:57,660 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 03:34:57,660 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 03:34:57,660 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 03:34:57,661 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 03:34:57,682 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2020-12-23 03:34:57,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-23 03:34:57,692 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:34:57,693 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] [2020-12-23 03:34:57,693 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:34:57,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:34:57,700 INFO L82 PathProgramCache]: Analyzing trace with hash 433832817, now seen corresponding path program 1 times [2020-12-23 03:34:57,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:34:57,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787517257] [2020-12-23 03:34:57,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:34:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:34:58,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:34:58,024 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787517257] [2020-12-23 03:34:58,025 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:34:58,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:34:58,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346060423] [2020-12-23 03:34:58,031 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:34:58,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:34:58,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:34:58,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:34:58,048 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 3 states. [2020-12-23 03:34:59,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:34:59,293 INFO L93 Difference]: Finished difference Result 552 states and 966 transitions. [2020-12-23 03:34:59,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:34:59,295 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-12-23 03:34:59,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:34:59,311 INFO L225 Difference]: With dead ends: 552 [2020-12-23 03:34:59,311 INFO L226 Difference]: Without dead ends: 282 [2020-12-23 03:34:59,316 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:34:59,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-12-23 03:34:59,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2020-12-23 03:34:59,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-12-23 03:34:59,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 432 transitions. [2020-12-23 03:34:59,417 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 432 transitions. Word has length 47 [2020-12-23 03:34:59,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:34:59,418 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 432 transitions. [2020-12-23 03:34:59,418 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:34:59,418 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 432 transitions. [2020-12-23 03:34:59,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-23 03:34:59,427 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:34:59,430 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:34:59,431 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 03:34:59,431 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:34:59,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:34:59,432 INFO L82 PathProgramCache]: Analyzing trace with hash -260698007, now seen corresponding path program 1 times [2020-12-23 03:34:59,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:34:59,432 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910353369] [2020-12-23 03:34:59,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:34:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:34:59,769 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:34:59,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910353369] [2020-12-23 03:34:59,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:34:59,770 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:34:59,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276470381] [2020-12-23 03:34:59,774 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:34:59,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:34:59,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:34:59,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:34:59,775 INFO L87 Difference]: Start difference. First operand 282 states and 432 transitions. Second operand 3 states. [2020-12-23 03:35:00,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:35:00,569 INFO L93 Difference]: Finished difference Result 701 states and 1076 transitions. [2020-12-23 03:35:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:35:00,569 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2020-12-23 03:35:00,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:35:00,574 INFO L225 Difference]: With dead ends: 701 [2020-12-23 03:35:00,574 INFO L226 Difference]: Without dead ends: 421 [2020-12-23 03:35:00,577 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:35:00,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2020-12-23 03:35:00,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2020-12-23 03:35:00,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2020-12-23 03:35:00,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 606 transitions. [2020-12-23 03:35:00,604 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 606 transitions. Word has length 116 [2020-12-23 03:35:00,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:35:00,605 INFO L481 AbstractCegarLoop]: Abstraction has 421 states and 606 transitions. [2020-12-23 03:35:00,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:35:00,605 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 606 transitions. [2020-12-23 03:35:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-23 03:35:00,608 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:35:00,608 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:35:00,609 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 03:35:00,609 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:35:00,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:35:00,610 INFO L82 PathProgramCache]: Analyzing trace with hash -1170860008, now seen corresponding path program 1 times [2020-12-23 03:35:00,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:35:00,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357221321] [2020-12-23 03:35:00,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:35:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:35:00,760 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:35:00,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357221321] [2020-12-23 03:35:00,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:35:00,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:35:00,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644513500] [2020-12-23 03:35:00,765 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:35:00,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:35:00,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:35:00,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:35:00,770 INFO L87 Difference]: Start difference. First operand 421 states and 606 transitions. Second operand 3 states. [2020-12-23 03:35:01,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:35:01,522 INFO L93 Difference]: Finished difference Result 1118 states and 1639 transitions. [2020-12-23 03:35:01,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:35:01,529 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2020-12-23 03:35:01,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:35:01,538 INFO L225 Difference]: With dead ends: 1118 [2020-12-23 03:35:01,538 INFO L226 Difference]: Without dead ends: 838 [2020-12-23 03:35:01,539 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:35:01,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2020-12-23 03:35:01,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 699. [2020-12-23 03:35:01,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2020-12-23 03:35:01,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 929 transitions. [2020-12-23 03:35:01,564 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 929 transitions. Word has length 122 [2020-12-23 03:35:01,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:35:01,565 INFO L481 AbstractCegarLoop]: Abstraction has 699 states and 929 transitions. [2020-12-23 03:35:01,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:35:01,565 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 929 transitions. [2020-12-23 03:35:01,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-12-23 03:35:01,570 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:35:01,570 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:35:01,570 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 03:35:01,570 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:35:01,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:35:01,571 INFO L82 PathProgramCache]: Analyzing trace with hash -1942214390, now seen corresponding path program 1 times [2020-12-23 03:35:01,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:35:01,572 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160978238] [2020-12-23 03:35:01,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:35:01,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:35:01,847 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:35:01,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160978238] [2020-12-23 03:35:01,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:35:01,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:35:01,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281656751] [2020-12-23 03:35:01,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:35:01,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:35:01,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:35:01,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:35:01,855 INFO L87 Difference]: Start difference. First operand 699 states and 929 transitions. Second operand 4 states. [2020-12-23 03:35:02,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:35:02,697 INFO L93 Difference]: Finished difference Result 1129 states and 1544 transitions. [2020-12-23 03:35:02,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 03:35:02,698 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 141 [2020-12-23 03:35:02,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:35:02,703 INFO L225 Difference]: With dead ends: 1129 [2020-12-23 03:35:02,703 INFO L226 Difference]: Without dead ends: 571 [2020-12-23 03:35:02,705 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 03:35:02,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2020-12-23 03:35:02,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 560. [2020-12-23 03:35:02,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2020-12-23 03:35:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 750 transitions. [2020-12-23 03:35:02,724 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 750 transitions. Word has length 141 [2020-12-23 03:35:02,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:35:02,725 INFO L481 AbstractCegarLoop]: Abstraction has 560 states and 750 transitions. [2020-12-23 03:35:02,726 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:35:02,726 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 750 transitions. [2020-12-23 03:35:02,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-12-23 03:35:02,733 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:35:02,733 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-23 03:35:02,734 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 03:35:02,734 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:35:02,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:35:02,735 INFO L82 PathProgramCache]: Analyzing trace with hash 424013942, now seen corresponding path program 1 times [2020-12-23 03:35:02,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:35:02,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318570757] [2020-12-23 03:35:02,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:35:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:35:02,976 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-12-23 03:35:02,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318570757] [2020-12-23 03:35:02,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:35:02,977 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:35:02,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788495673] [2020-12-23 03:35:02,978 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:35:02,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:35:02,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:35:02,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:35:02,982 INFO L87 Difference]: Start difference. First operand 560 states and 750 transitions. Second operand 3 states. [2020-12-23 03:35:03,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:35:03,746 INFO L93 Difference]: Finished difference Result 1257 states and 1742 transitions. [2020-12-23 03:35:03,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:35:03,747 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 182 [2020-12-23 03:35:03,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:35:03,752 INFO L225 Difference]: With dead ends: 1257 [2020-12-23 03:35:03,752 INFO L226 Difference]: Without dead ends: 838 [2020-12-23 03:35:03,753 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:35:03,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2020-12-23 03:35:03,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 838. [2020-12-23 03:35:03,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2020-12-23 03:35:03,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1068 transitions. [2020-12-23 03:35:03,774 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1068 transitions. Word has length 182 [2020-12-23 03:35:03,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:35:03,775 INFO L481 AbstractCegarLoop]: Abstraction has 838 states and 1068 transitions. [2020-12-23 03:35:03,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:35:03,775 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1068 transitions. [2020-12-23 03:35:03,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-12-23 03:35:03,778 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:35:03,779 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-23 03:35:03,779 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 03:35:03,779 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:35:03,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:35:03,780 INFO L82 PathProgramCache]: Analyzing trace with hash -641233015, now seen corresponding path program 1 times [2020-12-23 03:35:03,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:35:03,781 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251495030] [2020-12-23 03:35:03,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:35:03,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:35:03,966 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:35:03,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251495030] [2020-12-23 03:35:03,966 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:35:03,967 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:35:03,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690599429] [2020-12-23 03:35:03,968 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:35:03,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:35:03,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:35:03,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:35:03,970 INFO L87 Difference]: Start difference. First operand 838 states and 1068 transitions. Second operand 3 states. [2020-12-23 03:35:04,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:35:04,565 INFO L93 Difference]: Finished difference Result 1813 states and 2369 transitions. [2020-12-23 03:35:04,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:35:04,566 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2020-12-23 03:35:04,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:35:04,575 INFO L225 Difference]: With dead ends: 1813 [2020-12-23 03:35:04,575 INFO L226 Difference]: Without dead ends: 1116 [2020-12-23 03:35:04,577 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:35:04,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2020-12-23 03:35:04,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 977. [2020-12-23 03:35:04,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2020-12-23 03:35:04,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1217 transitions. [2020-12-23 03:35:04,609 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1217 transitions. Word has length 199 [2020-12-23 03:35:04,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:35:04,609 INFO L481 AbstractCegarLoop]: Abstraction has 977 states and 1217 transitions. [2020-12-23 03:35:04,610 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:35:04,610 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1217 transitions. [2020-12-23 03:35:04,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2020-12-23 03:35:04,614 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:35:04,615 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:35:04,615 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 03:35:04,616 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:35:04,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:35:04,617 INFO L82 PathProgramCache]: Analyzing trace with hash 529343296, now seen corresponding path program 1 times [2020-12-23 03:35:04,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:35:04,622 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473202676] [2020-12-23 03:35:04,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:35:04,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:35:04,822 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-12-23 03:35:04,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473202676] [2020-12-23 03:35:04,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:35:04,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:35:04,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2458932] [2020-12-23 03:35:04,825 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:35:04,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:35:04,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:35:04,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:35:04,826 INFO L87 Difference]: Start difference. First operand 977 states and 1217 transitions. Second operand 3 states. [2020-12-23 03:35:05,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:35:05,517 INFO L93 Difference]: Finished difference Result 1396 states and 1711 transitions. [2020-12-23 03:35:05,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:35:05,518 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 221 [2020-12-23 03:35:05,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:35:05,525 INFO L225 Difference]: With dead ends: 1396 [2020-12-23 03:35:05,525 INFO L226 Difference]: Without dead ends: 1394 [2020-12-23 03:35:05,526 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:35:05,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1394 states. [2020-12-23 03:35:05,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1394 to 977. [2020-12-23 03:35:05,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2020-12-23 03:35:05,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1217 transitions. [2020-12-23 03:35:05,553 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1217 transitions. Word has length 221 [2020-12-23 03:35:05,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:35:05,554 INFO L481 AbstractCegarLoop]: Abstraction has 977 states and 1217 transitions. [2020-12-23 03:35:05,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:35:05,554 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1217 transitions. [2020-12-23 03:35:05,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2020-12-23 03:35:05,559 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:35:05,559 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:35:05,560 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 03:35:05,560 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:35:05,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:35:05,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1146314071, now seen corresponding path program 1 times [2020-12-23 03:35:05,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:35:05,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629793088] [2020-12-23 03:35:05,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:35:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:35:06,128 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 89 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:35:06,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629793088] [2020-12-23 03:35:06,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [508009623] [2020-12-23 03:35:06,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:35:06,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:35:06,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 03:35:06,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:35:06,815 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2020-12-23 03:35:06,815 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:35:06,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-23 03:35:06,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988809952] [2020-12-23 03:35:06,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:35:06,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:35:06,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:35:06,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:35:06,818 INFO L87 Difference]: Start difference. First operand 977 states and 1217 transitions. Second operand 3 states. [2020-12-23 03:35:07,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:35:07,456 INFO L93 Difference]: Finished difference Result 2091 states and 2667 transitions. [2020-12-23 03:35:07,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:35:07,456 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 292 [2020-12-23 03:35:07,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:35:07,464 INFO L225 Difference]: With dead ends: 2091 [2020-12-23 03:35:07,464 INFO L226 Difference]: Without dead ends: 1255 [2020-12-23 03:35:07,467 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:35:07,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2020-12-23 03:35:07,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1116. [2020-12-23 03:35:07,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2020-12-23 03:35:07,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1381 transitions. [2020-12-23 03:35:07,496 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1381 transitions. Word has length 292 [2020-12-23 03:35:07,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:35:07,497 INFO L481 AbstractCegarLoop]: Abstraction has 1116 states and 1381 transitions. [2020-12-23 03:35:07,497 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:35:07,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1381 transitions. [2020-12-23 03:35:07,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-23 03:35:07,504 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:35:07,504 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:35:07,718 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2020-12-23 03:35:07,719 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:35:07,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:35:07,720 INFO L82 PathProgramCache]: Analyzing trace with hash -147873201, now seen corresponding path program 1 times [2020-12-23 03:35:07,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:35:07,722 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798190488] [2020-12-23 03:35:07,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:35:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:35:08,185 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2020-12-23 03:35:08,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798190488] [2020-12-23 03:35:08,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:35:08,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 03:35:08,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323340094] [2020-12-23 03:35:08,188 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 03:35:08,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:35:08,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 03:35:08,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-23 03:35:08,189 INFO L87 Difference]: Start difference. First operand 1116 states and 1381 transitions. Second operand 7 states. [2020-12-23 03:35:09,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:35:09,112 INFO L93 Difference]: Finished difference Result 2146 states and 2671 transitions. [2020-12-23 03:35:09,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 03:35:09,113 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 312 [2020-12-23 03:35:09,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:35:09,119 INFO L225 Difference]: With dead ends: 2146 [2020-12-23 03:35:09,119 INFO L226 Difference]: Without dead ends: 1116 [2020-12-23 03:35:09,121 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-23 03:35:09,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2020-12-23 03:35:09,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 1116. [2020-12-23 03:35:09,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2020-12-23 03:35:09,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1377 transitions. [2020-12-23 03:35:09,153 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1377 transitions. Word has length 312 [2020-12-23 03:35:09,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:35:09,154 INFO L481 AbstractCegarLoop]: Abstraction has 1116 states and 1377 transitions. [2020-12-23 03:35:09,154 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 03:35:09,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1377 transitions. [2020-12-23 03:35:09,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2020-12-23 03:35:09,161 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:35:09,162 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:35:09,162 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 03:35:09,162 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:35:09,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:35:09,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1970068201, now seen corresponding path program 1 times [2020-12-23 03:35:09,163 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:35:09,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764186588] [2020-12-23 03:35:09,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:35:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:35:09,482 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-12-23 03:35:09,483 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764186588] [2020-12-23 03:35:09,483 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:35:09,483 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:35:09,484 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799480900] [2020-12-23 03:35:09,485 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:35:09,485 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:35:09,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:35:09,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:35:09,488 INFO L87 Difference]: Start difference. First operand 1116 states and 1377 transitions. Second operand 3 states. [2020-12-23 03:35:10,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:35:10,144 INFO L93 Difference]: Finished difference Result 2786 states and 3438 transitions. [2020-12-23 03:35:10,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:35:10,145 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 348 [2020-12-23 03:35:10,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:35:10,155 INFO L225 Difference]: With dead ends: 2786 [2020-12-23 03:35:10,155 INFO L226 Difference]: Without dead ends: 1811 [2020-12-23 03:35:10,159 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:35:10,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2020-12-23 03:35:10,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1811. [2020-12-23 03:35:10,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2020-12-23 03:35:10,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2147 transitions. [2020-12-23 03:35:10,211 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2147 transitions. Word has length 348 [2020-12-23 03:35:10,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:35:10,211 INFO L481 AbstractCegarLoop]: Abstraction has 1811 states and 2147 transitions. [2020-12-23 03:35:10,212 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:35:10,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2147 transitions. [2020-12-23 03:35:10,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2020-12-23 03:35:10,220 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:35:10,220 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:35:10,220 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 03:35:10,221 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:35:10,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:35:10,221 INFO L82 PathProgramCache]: Analyzing trace with hash -1812872635, now seen corresponding path program 1 times [2020-12-23 03:35:10,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:35:10,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922342888] [2020-12-23 03:35:10,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:35:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:35:10,820 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2020-12-23 03:35:10,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922342888] [2020-12-23 03:35:10,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:35:10,821 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:35:10,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446467604] [2020-12-23 03:35:10,822 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:35:10,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:35:10,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:35:10,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:35:10,824 INFO L87 Difference]: Start difference. First operand 1811 states and 2147 transitions. Second operand 4 states. [2020-12-23 03:35:11,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:35:11,304 INFO L93 Difference]: Finished difference Result 3346 states and 3965 transitions. [2020-12-23 03:35:11,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:35:11,305 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 361 [2020-12-23 03:35:11,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:35:11,306 INFO L225 Difference]: With dead ends: 3346 [2020-12-23 03:35:11,306 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 03:35:11,310 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:35:11,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 03:35:11,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 03:35:11,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 03:35:11,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 03:35:11,311 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 361 [2020-12-23 03:35:11,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:35:11,311 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 03:35:11,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:35:11,311 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 03:35:11,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 03:35:11,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 03:35:11,314 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 03:35:11,502 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 29 [2020-12-23 03:35:11,639 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 29 [2020-12-23 03:35:11,643 INFO L189 CegarLoopUtils]: For program point L597(line 597) no Hoare annotation was computed. [2020-12-23 03:35:11,643 INFO L189 CegarLoopUtils]: For program point L564(lines 564 582) no Hoare annotation was computed. [2020-12-23 03:35:11,643 INFO L189 CegarLoopUtils]: For program point L333(lines 333 582) no Hoare annotation was computed. [2020-12-23 03:35:11,644 INFO L189 CegarLoopUtils]: For program point L367(lines 367 582) no Hoare annotation was computed. [2020-12-23 03:35:11,644 INFO L189 CegarLoopUtils]: For program point L301(lines 301 582) no Hoare annotation was computed. [2020-12-23 03:35:11,644 INFO L189 CegarLoopUtils]: For program point L235(lines 235 582) no Hoare annotation was computed. [2020-12-23 03:35:11,644 INFO L189 CegarLoopUtils]: For program point L202-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,644 INFO L189 CegarLoopUtils]: For program point L169-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,644 INFO L189 CegarLoopUtils]: For program point L136-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,644 INFO L189 CegarLoopUtils]: For program point L103-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,644 INFO L189 CegarLoopUtils]: For program point L70-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,644 INFO L189 CegarLoopUtils]: For program point L37-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,645 INFO L189 CegarLoopUtils]: For program point L533(lines 533 582) no Hoare annotation was computed. [2020-12-23 03:35:11,645 INFO L189 CegarLoopUtils]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-23 03:35:11,645 INFO L189 CegarLoopUtils]: For program point L170(line 170) no Hoare annotation was computed. [2020-12-23 03:35:11,645 INFO L189 CegarLoopUtils]: For program point L137(line 137) no Hoare annotation was computed. [2020-12-23 03:35:11,645 INFO L189 CegarLoopUtils]: For program point L104(line 104) no Hoare annotation was computed. [2020-12-23 03:35:11,645 INFO L189 CegarLoopUtils]: For program point L71(line 71) no Hoare annotation was computed. [2020-12-23 03:35:11,645 INFO L189 CegarLoopUtils]: For program point L38(line 38) no Hoare annotation was computed. [2020-12-23 03:35:11,645 INFO L189 CegarLoopUtils]: For program point L567(lines 567 582) no Hoare annotation was computed. [2020-12-23 03:35:11,645 INFO L189 CegarLoopUtils]: For program point L435(lines 435 582) no Hoare annotation was computed. [2020-12-23 03:35:11,646 INFO L189 CegarLoopUtils]: For program point L336(lines 336 582) no Hoare annotation was computed. [2020-12-23 03:35:11,646 INFO L189 CegarLoopUtils]: For program point L270(lines 270 582) no Hoare annotation was computed. [2020-12-23 03:35:11,646 INFO L189 CegarLoopUtils]: For program point L403(lines 403 582) no Hoare annotation was computed. [2020-12-23 03:35:11,646 INFO L189 CegarLoopUtils]: For program point L370(lines 370 582) no Hoare annotation was computed. [2020-12-23 03:35:11,646 INFO L189 CegarLoopUtils]: For program point L205-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,646 INFO L189 CegarLoopUtils]: For program point L172-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,646 INFO L189 CegarLoopUtils]: For program point L139-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,646 INFO L189 CegarLoopUtils]: For program point L106-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,646 INFO L189 CegarLoopUtils]: For program point L73-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,647 INFO L189 CegarLoopUtils]: For program point L40-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,647 INFO L189 CegarLoopUtils]: For program point L536(lines 536 582) no Hoare annotation was computed. [2020-12-23 03:35:11,647 INFO L189 CegarLoopUtils]: For program point L503(lines 503 582) no Hoare annotation was computed. [2020-12-23 03:35:11,647 INFO L189 CegarLoopUtils]: For program point L470(lines 470 582) no Hoare annotation was computed. [2020-12-23 03:35:11,647 INFO L189 CegarLoopUtils]: For program point L206(line 206) no Hoare annotation was computed. [2020-12-23 03:35:11,647 INFO L189 CegarLoopUtils]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-23 03:35:11,647 INFO L189 CegarLoopUtils]: For program point L140(line 140) no Hoare annotation was computed. [2020-12-23 03:35:11,647 INFO L189 CegarLoopUtils]: For program point L107(line 107) no Hoare annotation was computed. [2020-12-23 03:35:11,647 INFO L189 CegarLoopUtils]: For program point L74(line 74) no Hoare annotation was computed. [2020-12-23 03:35:11,648 INFO L189 CegarLoopUtils]: For program point L41(line 41) no Hoare annotation was computed. [2020-12-23 03:35:11,648 INFO L189 CegarLoopUtils]: For program point L339(lines 339 582) no Hoare annotation was computed. [2020-12-23 03:35:11,648 INFO L189 CegarLoopUtils]: For program point L306(lines 306 582) no Hoare annotation was computed. [2020-12-23 03:35:11,648 INFO L189 CegarLoopUtils]: For program point L241(lines 241 582) no Hoare annotation was computed. [2020-12-23 03:35:11,648 INFO L189 CegarLoopUtils]: For program point L208-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,648 INFO L189 CegarLoopUtils]: For program point L175-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,648 INFO L189 CegarLoopUtils]: For program point L142-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,648 INFO L189 CegarLoopUtils]: For program point L109-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,648 INFO L189 CegarLoopUtils]: For program point L76-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,649 INFO L189 CegarLoopUtils]: For program point L43-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,649 INFO L189 CegarLoopUtils]: For program point L539(lines 539 582) no Hoare annotation was computed. [2020-12-23 03:35:11,649 INFO L189 CegarLoopUtils]: For program point L440(lines 440 582) no Hoare annotation was computed. [2020-12-23 03:35:11,649 INFO L189 CegarLoopUtils]: For program point L275(lines 275 582) no Hoare annotation was computed. [2020-12-23 03:35:11,649 INFO L189 CegarLoopUtils]: For program point L209(line 209) no Hoare annotation was computed. [2020-12-23 03:35:11,649 INFO L189 CegarLoopUtils]: For program point L176(line 176) no Hoare annotation was computed. [2020-12-23 03:35:11,649 INFO L189 CegarLoopUtils]: For program point L143(line 143) no Hoare annotation was computed. [2020-12-23 03:35:11,649 INFO L189 CegarLoopUtils]: For program point L110(line 110) no Hoare annotation was computed. [2020-12-23 03:35:11,650 INFO L189 CegarLoopUtils]: For program point L77(line 77) no Hoare annotation was computed. [2020-12-23 03:35:11,650 INFO L189 CegarLoopUtils]: For program point L44(line 44) no Hoare annotation was computed. [2020-12-23 03:35:11,650 INFO L189 CegarLoopUtils]: For program point L573(lines 573 582) no Hoare annotation was computed. [2020-12-23 03:35:11,650 INFO L189 CegarLoopUtils]: For program point L408(lines 408 582) no Hoare annotation was computed. [2020-12-23 03:35:11,650 INFO L189 CegarLoopUtils]: For program point L375(lines 375 582) no Hoare annotation was computed. [2020-12-23 03:35:11,650 INFO L189 CegarLoopUtils]: For program point L475(lines 475 582) no Hoare annotation was computed. [2020-12-23 03:35:11,650 INFO L189 CegarLoopUtils]: For program point L211-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,650 INFO L189 CegarLoopUtils]: For program point L178-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,650 INFO L189 CegarLoopUtils]: For program point L145-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,651 INFO L189 CegarLoopUtils]: For program point L112-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,651 INFO L189 CegarLoopUtils]: For program point L79-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,651 INFO L189 CegarLoopUtils]: For program point L46-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,651 INFO L189 CegarLoopUtils]: For program point L509(lines 509 582) no Hoare annotation was computed. [2020-12-23 03:35:11,651 INFO L189 CegarLoopUtils]: For program point L311(lines 311 582) no Hoare annotation was computed. [2020-12-23 03:35:11,651 INFO L189 CegarLoopUtils]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-23 03:35:11,651 INFO L189 CegarLoopUtils]: For program point L179(line 179) no Hoare annotation was computed. [2020-12-23 03:35:11,651 INFO L189 CegarLoopUtils]: For program point L146(line 146) no Hoare annotation was computed. [2020-12-23 03:35:11,651 INFO L189 CegarLoopUtils]: For program point L113(line 113) no Hoare annotation was computed. [2020-12-23 03:35:11,651 INFO L189 CegarLoopUtils]: For program point L80(line 80) no Hoare annotation was computed. [2020-12-23 03:35:11,652 INFO L189 CegarLoopUtils]: For program point L47(line 47) no Hoare annotation was computed. [2020-12-23 03:35:11,652 INFO L189 CegarLoopUtils]: For program point L345(lines 345 582) no Hoare annotation was computed. [2020-12-23 03:35:11,652 INFO L189 CegarLoopUtils]: For program point L246(lines 246 582) no Hoare annotation was computed. [2020-12-23 03:35:11,652 INFO L189 CegarLoopUtils]: For program point L544(lines 544 582) no Hoare annotation was computed. [2020-12-23 03:35:11,652 INFO L189 CegarLoopUtils]: For program point L181-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,652 INFO L189 CegarLoopUtils]: For program point L148-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,652 INFO L189 CegarLoopUtils]: For program point L115-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,652 INFO L189 CegarLoopUtils]: For program point L82-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,652 INFO L189 CegarLoopUtils]: For program point L49-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,652 INFO L189 CegarLoopUtils]: For program point L446(lines 446 582) no Hoare annotation was computed. [2020-12-23 03:35:11,653 INFO L189 CegarLoopUtils]: For program point L413(lines 413 582) no Hoare annotation was computed. [2020-12-23 03:35:11,653 INFO L189 CegarLoopUtils]: For program point L380(lines 380 582) no Hoare annotation was computed. [2020-12-23 03:35:11,653 INFO L189 CegarLoopUtils]: For program point L281(lines 281 582) no Hoare annotation was computed. [2020-12-23 03:35:11,653 INFO L189 CegarLoopUtils]: For program point L182(line 182) no Hoare annotation was computed. [2020-12-23 03:35:11,653 INFO L189 CegarLoopUtils]: For program point L149(line 149) no Hoare annotation was computed. [2020-12-23 03:35:11,653 INFO L189 CegarLoopUtils]: For program point L116(line 116) no Hoare annotation was computed. [2020-12-23 03:35:11,653 INFO L189 CegarLoopUtils]: For program point L83(line 83) no Hoare annotation was computed. [2020-12-23 03:35:11,653 INFO L189 CegarLoopUtils]: For program point L50(line 50) no Hoare annotation was computed. [2020-12-23 03:35:11,653 INFO L189 CegarLoopUtils]: For program point L579(lines 579 582) no Hoare annotation was computed. [2020-12-23 03:35:11,653 INFO L189 CegarLoopUtils]: For program point L249(lines 249 582) no Hoare annotation was computed. [2020-12-23 03:35:11,654 INFO L189 CegarLoopUtils]: For program point L514(lines 514 582) no Hoare annotation was computed. [2020-12-23 03:35:11,654 INFO L189 CegarLoopUtils]: For program point L481(lines 481 582) no Hoare annotation was computed. [2020-12-23 03:35:11,654 INFO L189 CegarLoopUtils]: For program point L316(lines 316 582) no Hoare annotation was computed. [2020-12-23 03:35:11,654 INFO L189 CegarLoopUtils]: For program point L184-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,654 INFO L189 CegarLoopUtils]: For program point L151-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,654 INFO L189 CegarLoopUtils]: For program point L118-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,654 INFO L189 CegarLoopUtils]: For program point L85-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,654 INFO L189 CegarLoopUtils]: For program point L52-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,654 INFO L189 CegarLoopUtils]: For program point L350(lines 350 582) no Hoare annotation was computed. [2020-12-23 03:35:11,654 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 03:35:11,655 INFO L189 CegarLoopUtils]: For program point L185(line 185) no Hoare annotation was computed. [2020-12-23 03:35:11,655 INFO L189 CegarLoopUtils]: For program point L152(line 152) no Hoare annotation was computed. [2020-12-23 03:35:11,655 INFO L189 CegarLoopUtils]: For program point L119(line 119) no Hoare annotation was computed. [2020-12-23 03:35:11,655 INFO L189 CegarLoopUtils]: For program point L86(line 86) no Hoare annotation was computed. [2020-12-23 03:35:11,655 INFO L189 CegarLoopUtils]: For program point L53(line 53) no Hoare annotation was computed. [2020-12-23 03:35:11,655 INFO L185 CegarLoopUtils]: At program point L583(lines 30 584) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and .cse0 (= ~a10~0 0) (<= (+ ~a1~0 551894) 0) .cse1 (= ~a19~0 6)) (and (<= 8 ~a19~0) .cse0 .cse1) (and .cse0 (= ~a10~0 2) .cse1) (and (<= 3 ~a10~0) .cse0 .cse1) (and (= ~a10~0 1) .cse0 .cse1))) [2020-12-23 03:35:11,656 INFO L189 CegarLoopUtils]: For program point L550(lines 550 582) no Hoare annotation was computed. [2020-12-23 03:35:11,656 INFO L189 CegarLoopUtils]: For program point L418(lines 418 582) no Hoare annotation was computed. [2020-12-23 03:35:11,656 INFO L189 CegarLoopUtils]: For program point L385(lines 385 582) no Hoare annotation was computed. [2020-12-23 03:35:11,656 INFO L189 CegarLoopUtils]: For program point L220(lines 220 582) no Hoare annotation was computed. [2020-12-23 03:35:11,656 INFO L189 CegarLoopUtils]: For program point L187-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,656 INFO L189 CegarLoopUtils]: For program point L154-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,656 INFO L189 CegarLoopUtils]: For program point L121-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,656 INFO L189 CegarLoopUtils]: For program point L88-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,656 INFO L189 CegarLoopUtils]: For program point L55-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,657 INFO L189 CegarLoopUtils]: For program point L452(lines 452 582) no Hoare annotation was computed. [2020-12-23 03:35:11,657 INFO L189 CegarLoopUtils]: For program point L287(lines 287 582) no Hoare annotation was computed. [2020-12-23 03:35:11,657 INFO L189 CegarLoopUtils]: For program point L254(lines 254 582) no Hoare annotation was computed. [2020-12-23 03:35:11,657 INFO L189 CegarLoopUtils]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-23 03:35:11,657 INFO L189 CegarLoopUtils]: For program point L155(line 155) no Hoare annotation was computed. [2020-12-23 03:35:11,657 INFO L189 CegarLoopUtils]: For program point L122(line 122) no Hoare annotation was computed. [2020-12-23 03:35:11,657 INFO L189 CegarLoopUtils]: For program point L89(line 89) no Hoare annotation was computed. [2020-12-23 03:35:11,657 INFO L189 CegarLoopUtils]: For program point L56(line 56) no Hoare annotation was computed. [2020-12-23 03:35:11,657 INFO L189 CegarLoopUtils]: For program point L519(lines 519 582) no Hoare annotation was computed. [2020-12-23 03:35:11,657 INFO L189 CegarLoopUtils]: For program point L486(lines 486 582) no Hoare annotation was computed. [2020-12-23 03:35:11,658 INFO L192 CegarLoopUtils]: At program point L586(lines 586 602) the Hoare annotation is: true [2020-12-23 03:35:11,658 INFO L189 CegarLoopUtils]: For program point L388(lines 388 582) no Hoare annotation was computed. [2020-12-23 03:35:11,658 INFO L189 CegarLoopUtils]: For program point L355(lines 355 582) no Hoare annotation was computed. [2020-12-23 03:35:11,658 INFO L189 CegarLoopUtils]: For program point L322(lines 322 582) no Hoare annotation was computed. [2020-12-23 03:35:11,658 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 03:35:11,658 INFO L189 CegarLoopUtils]: For program point L190-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,658 INFO L189 CegarLoopUtils]: For program point L157-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,658 INFO L189 CegarLoopUtils]: For program point L124-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,658 INFO L189 CegarLoopUtils]: For program point L91-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,658 INFO L189 CegarLoopUtils]: For program point L58-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,659 INFO L189 CegarLoopUtils]: For program point L191(line 191) no Hoare annotation was computed. [2020-12-23 03:35:11,659 INFO L189 CegarLoopUtils]: For program point L158(line 158) no Hoare annotation was computed. [2020-12-23 03:35:11,659 INFO L189 CegarLoopUtils]: For program point L125(line 125) no Hoare annotation was computed. [2020-12-23 03:35:11,659 INFO L189 CegarLoopUtils]: For program point L92(line 92) no Hoare annotation was computed. [2020-12-23 03:35:11,659 INFO L189 CegarLoopUtils]: For program point L59(line 59) no Hoare annotation was computed. [2020-12-23 03:35:11,659 INFO L189 CegarLoopUtils]: For program point L555(lines 555 582) no Hoare annotation was computed. [2020-12-23 03:35:11,659 INFO L189 CegarLoopUtils]: For program point L225(lines 225 582) no Hoare annotation was computed. [2020-12-23 03:35:11,659 INFO L189 CegarLoopUtils]: For program point L424(lines 424 582) no Hoare annotation was computed. [2020-12-23 03:35:11,659 INFO L189 CegarLoopUtils]: For program point L259(lines 259 582) no Hoare annotation was computed. [2020-12-23 03:35:11,659 INFO L189 CegarLoopUtils]: For program point L193-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,660 INFO L189 CegarLoopUtils]: For program point L160-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,660 INFO L189 CegarLoopUtils]: For program point L127-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,660 INFO L189 CegarLoopUtils]: For program point L94-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,660 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 03:35:11,660 INFO L189 CegarLoopUtils]: For program point L61-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,660 INFO L189 CegarLoopUtils]: For program point L524(lines 524 582) no Hoare annotation was computed. [2020-12-23 03:35:11,660 INFO L189 CegarLoopUtils]: For program point L491(lines 491 582) no Hoare annotation was computed. [2020-12-23 03:35:11,660 INFO L189 CegarLoopUtils]: For program point L458(lines 458 582) no Hoare annotation was computed. [2020-12-23 03:35:11,660 INFO L189 CegarLoopUtils]: For program point L293(lines 293 582) no Hoare annotation was computed. [2020-12-23 03:35:11,660 INFO L189 CegarLoopUtils]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-23 03:35:11,660 INFO L189 CegarLoopUtils]: For program point L161(line 161) no Hoare annotation was computed. [2020-12-23 03:35:11,661 INFO L189 CegarLoopUtils]: For program point L128(line 128) no Hoare annotation was computed. [2020-12-23 03:35:11,661 INFO L189 CegarLoopUtils]: For program point L95(line 95) no Hoare annotation was computed. [2020-12-23 03:35:11,661 INFO L189 CegarLoopUtils]: For program point L62(line 62) no Hoare annotation was computed. [2020-12-23 03:35:11,661 INFO L189 CegarLoopUtils]: For program point L558(lines 558 582) no Hoare annotation was computed. [2020-12-23 03:35:11,661 INFO L189 CegarLoopUtils]: For program point L393(lines 393 582) no Hoare annotation was computed. [2020-12-23 03:35:11,661 INFO L189 CegarLoopUtils]: For program point L327(lines 327 582) no Hoare annotation was computed. [2020-12-23 03:35:11,661 INFO L185 CegarLoopUtils]: At program point L592-2(lines 592 601) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and .cse0 (= ~a10~0 0) (<= (+ ~a1~0 551894) 0) .cse1 (= ~a19~0 6)) (and (<= 8 ~a19~0) .cse0 .cse1) (and .cse0 (= ~a10~0 2) .cse1) (and (<= 3 ~a10~0) .cse0 .cse1) (and (= ~a10~0 1) .cse0 .cse1))) [2020-12-23 03:35:11,661 INFO L189 CegarLoopUtils]: For program point L361(lines 361 582) no Hoare annotation was computed. [2020-12-23 03:35:11,662 INFO L189 CegarLoopUtils]: For program point L196-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,662 INFO L189 CegarLoopUtils]: For program point L163-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,662 INFO L189 CegarLoopUtils]: For program point L130-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,662 INFO L189 CegarLoopUtils]: For program point L97-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,662 INFO L189 CegarLoopUtils]: For program point L31(lines 31 33) no Hoare annotation was computed. [2020-12-23 03:35:11,662 INFO L189 CegarLoopUtils]: For program point L64-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,662 INFO L189 CegarLoopUtils]: For program point L31-2(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,662 INFO L189 CegarLoopUtils]: For program point L527(lines 527 582) no Hoare annotation was computed. [2020-12-23 03:35:11,662 INFO L189 CegarLoopUtils]: For program point L296(lines 296 582) no Hoare annotation was computed. [2020-12-23 03:35:11,663 INFO L189 CegarLoopUtils]: For program point L230(lines 230 582) no Hoare annotation was computed. [2020-12-23 03:35:11,663 INFO L189 CegarLoopUtils]: For program point L197(line 197) no Hoare annotation was computed. [2020-12-23 03:35:11,663 INFO L189 CegarLoopUtils]: For program point L164(line 164) no Hoare annotation was computed. [2020-12-23 03:35:11,663 INFO L189 CegarLoopUtils]: For program point L131(line 131) no Hoare annotation was computed. [2020-12-23 03:35:11,663 INFO L189 CegarLoopUtils]: For program point L98(line 98) no Hoare annotation was computed. [2020-12-23 03:35:11,663 INFO L189 CegarLoopUtils]: For program point L65(line 65) no Hoare annotation was computed. [2020-12-23 03:35:11,663 INFO L189 CegarLoopUtils]: For program point L32(line 32) no Hoare annotation was computed. [2020-12-23 03:35:11,663 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 03:35:11,663 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2020-12-23 03:35:11,663 INFO L189 CegarLoopUtils]: For program point L429(lines 429 582) no Hoare annotation was computed. [2020-12-23 03:35:11,664 INFO L189 CegarLoopUtils]: For program point L330(lines 330 582) no Hoare annotation was computed. [2020-12-23 03:35:11,664 INFO L189 CegarLoopUtils]: For program point L264(lines 264 582) no Hoare annotation was computed. [2020-12-23 03:35:11,664 INFO L189 CegarLoopUtils]: For program point L364(lines 364 582) no Hoare annotation was computed. [2020-12-23 03:35:11,664 INFO L189 CegarLoopUtils]: For program point L199-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,664 INFO L189 CegarLoopUtils]: For program point L166-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,664 INFO L189 CegarLoopUtils]: For program point L133-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,664 INFO L189 CegarLoopUtils]: For program point L100-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,664 INFO L189 CegarLoopUtils]: For program point L67-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,664 INFO L189 CegarLoopUtils]: For program point L34-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:35:11,664 INFO L189 CegarLoopUtils]: For program point L497(lines 497 582) no Hoare annotation was computed. [2020-12-23 03:35:11,665 INFO L189 CegarLoopUtils]: For program point L464(lines 464 582) no Hoare annotation was computed. [2020-12-23 03:35:11,665 INFO L189 CegarLoopUtils]: For program point L398(lines 398 582) no Hoare annotation was computed. [2020-12-23 03:35:11,665 INFO L189 CegarLoopUtils]: For program point L200(line 200) no Hoare annotation was computed. [2020-12-23 03:35:11,665 INFO L189 CegarLoopUtils]: For program point L167(line 167) no Hoare annotation was computed. [2020-12-23 03:35:11,665 INFO L189 CegarLoopUtils]: For program point L134(line 134) no Hoare annotation was computed. [2020-12-23 03:35:11,665 INFO L189 CegarLoopUtils]: For program point L101(line 101) no Hoare annotation was computed. [2020-12-23 03:35:11,665 INFO L189 CegarLoopUtils]: For program point L68(line 68) no Hoare annotation was computed. [2020-12-23 03:35:11,665 INFO L189 CegarLoopUtils]: For program point L35(line 35) no Hoare annotation was computed. [2020-12-23 03:35:11,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 03:35:11 BoogieIcfgContainer [2020-12-23 03:35:11,686 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 03:35:11,686 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 03:35:11,686 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 03:35:11,687 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 03:35:11,687 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:34:57" (3/4) ... [2020-12-23 03:35:11,690 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 03:35:11,710 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-23 03:35:11,711 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-23 03:35:11,712 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 03:35:11,713 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 03:35:11,893 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem10_label00.c-witness.graphml [2020-12-23 03:35:11,893 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 03:35:11,895 INFO L168 Benchmark]: Toolchain (without parser) took 17136.79 ms. Allocated memory was 151.0 MB in the beginning and 351.3 MB in the end (delta: 200.3 MB). Free memory was 123.9 MB in the beginning and 136.3 MB in the end (delta: -12.5 MB). Peak memory consumption was 188.5 MB. Max. memory is 8.0 GB. [2020-12-23 03:35:11,895 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 03:35:11,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 852.78 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 129.3 MB in the end (delta: -5.6 MB). Peak memory consumption was 29.9 MB. Max. memory is 8.0 GB. [2020-12-23 03:35:11,896 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.84 ms. Allocated memory is still 151.0 MB. Free memory was 129.3 MB in the beginning and 120.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. [2020-12-23 03:35:11,897 INFO L168 Benchmark]: Boogie Preprocessor took 89.70 ms. Allocated memory is still 151.0 MB. Free memory was 120.9 MB in the beginning and 115.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-12-23 03:35:11,897 INFO L168 Benchmark]: RCFGBuilder took 1722.43 ms. Allocated memory is still 151.0 MB. Free memory was 115.6 MB in the beginning and 92.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 73.8 MB. Max. memory is 8.0 GB. [2020-12-23 03:35:11,898 INFO L168 Benchmark]: TraceAbstraction took 14095.36 ms. Allocated memory was 151.0 MB in the beginning and 351.3 MB in the end (delta: 200.3 MB). Free memory was 92.1 MB in the beginning and 151.0 MB in the end (delta: -58.9 MB). Peak memory consumption was 141.4 MB. Max. memory is 8.0 GB. [2020-12-23 03:35:11,898 INFO L168 Benchmark]: Witness Printer took 207.10 ms. Allocated memory is still 351.3 MB. Free memory was 151.0 MB in the beginning and 136.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2020-12-23 03:35:11,900 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 852.78 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 129.3 MB in the end (delta: -5.6 MB). Peak memory consumption was 29.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 158.84 ms. Allocated memory is still 151.0 MB. Free memory was 129.3 MB in the beginning and 120.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 89.70 ms. Allocated memory is still 151.0 MB. Free memory was 120.9 MB in the beginning and 115.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1722.43 ms. Allocated memory is still 151.0 MB. Free memory was 115.6 MB in the beginning and 92.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 73.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 14095.36 ms. Allocated memory was 151.0 MB in the beginning and 351.3 MB in the end (delta: 200.3 MB). Free memory was 92.1 MB in the beginning and 151.0 MB in the end (delta: -58.9 MB). Peak memory consumption was 141.4 MB. Max. memory is 8.0 GB. * Witness Printer took 207.10 ms. Allocated memory is still 351.3 MB. Free memory was 151.0 MB in the beginning and 136.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 155]: 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: 592]: Loop Invariant Derived loop invariant: (((((((14 == a4 && a10 == 0) && a1 + 551894 <= 0) && a12 == 0) && a19 == 6) || ((8 <= a19 && 14 == a4) && a12 == 0)) || ((14 == a4 && a10 == 2) && a12 == 0)) || ((3 <= a10 && 14 == a4) && a12 == 0)) || ((a10 == 1 && 14 == a4) && a12 == 0) - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((((((14 == a4 && a10 == 0) && a1 + 551894 <= 0) && a12 == 0) && a19 == 6) || ((8 <= a19 && 14 == a4) && a12 == 0)) || ((14 == a4 && a10 == 2) && a12 == 0)) || ((3 <= a10 && 14 == a4) && a12 == 0)) || ((a10 == 1 && 14 == a4) && a12 == 0) - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.6s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 8.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1096 SDtfs, 1117 SDslu, 68 SDs, 0 SdLazy, 4609 SolverSat, 667 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 327 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1811occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 845 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 33 NumberOfFragments, 119 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1158 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 114 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 2633 NumberOfCodeBlocks, 2633 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2621 ConstructedInterpolants, 0 QuantifiedInterpolants, 3219575 SizeOfPredicates, 0 NumberOfNonLiveVariables, 409 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 2013/2127 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...