/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe025_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 23:02:36,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 23:02:36,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 23:02:36,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 23:02:36,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 23:02:36,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 23:02:36,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 23:02:36,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 23:02:36,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 23:02:36,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 23:02:36,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 23:02:36,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 23:02:36,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 23:02:36,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 23:02:36,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 23:02:36,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 23:02:36,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 23:02:36,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 23:02:36,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 23:02:36,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 23:02:36,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 23:02:36,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 23:02:36,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 23:02:36,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 23:02:36,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-26 23:02:36,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-26 23:02:36,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-26 23:02:36,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-26 23:02:36,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-26 23:02:36,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-26 23:02:36,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-26 23:02:36,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-26 23:02:36,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-26 23:02:36,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-26 23:02:36,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-26 23:02:36,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-26 23:02:36,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-26 23:02:36,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-26 23:02:36,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 23:02:36,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 23:02:36,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 23:02:36,380 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf [2021-01-26 23:02:36,437 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 23:02:36,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 23:02:36,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 23:02:36,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 23:02:36,443 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 23:02:36,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 23:02:36,444 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 23:02:36,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 23:02:36,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 23:02:36,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 23:02:36,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 23:02:36,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 23:02:36,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 23:02:36,446 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 23:02:36,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 23:02:36,447 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 23:02:36,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 23:02:36,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 23:02:36,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 23:02:36,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 23:02:36,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 23:02:36,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 23:02:36,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 23:02:36,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 23:02:36,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 23:02:36,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 23:02:36,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 23:02:36,449 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 23:02:36,450 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 23:02:36,450 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 23:02:36,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 23:02:36,450 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 23:02:36,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 23:02:36,451 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET 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/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 23:02:36,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 23:02:36,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 23:02:36,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 23:02:36,872 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 23:02:36,874 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 23:02:36,875 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe025_tso.opt.i [2021-01-26 23:02:36,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b89e6559/20d801285e0c485b889633788694259b/FLAG8df61681e [2021-01-26 23:02:37,696 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 23:02:37,700 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe025_tso.opt.i [2021-01-26 23:02:37,722 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b89e6559/20d801285e0c485b889633788694259b/FLAG8df61681e [2021-01-26 23:02:37,957 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b89e6559/20d801285e0c485b889633788694259b [2021-01-26 23:02:37,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 23:02:37,976 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 23:02:37,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 23:02:37,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 23:02:37,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 23:02:37,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:02:37" (1/1) ... [2021-01-26 23:02:37,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66e2e3c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:37, skipping insertion in model container [2021-01-26 23:02:37,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:02:37" (1/1) ... [2021-01-26 23:02:38,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 23:02:38,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 23:02:38,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:02:38,571 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 23:02:38,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:02:38,810 INFO L208 MainTranslator]: Completed translation [2021-01-26 23:02:38,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:38 WrapperNode [2021-01-26 23:02:38,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 23:02:38,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 23:02:38,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 23:02:38,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 23:02:38,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:38" (1/1) ... [2021-01-26 23:02:38,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:38" (1/1) ... [2021-01-26 23:02:38,877 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 23:02:38,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 23:02:38,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 23:02:38,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 23:02:38,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:38" (1/1) ... [2021-01-26 23:02:38,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:38" (1/1) ... [2021-01-26 23:02:38,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:38" (1/1) ... [2021-01-26 23:02:38,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:38" (1/1) ... [2021-01-26 23:02:38,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:38" (1/1) ... [2021-01-26 23:02:38,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:38" (1/1) ... [2021-01-26 23:02:38,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:38" (1/1) ... [2021-01-26 23:02:38,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 23:02:38,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 23:02:38,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 23:02:38,907 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 23:02:38,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 23:02:39,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 23:02:39,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-26 23:02:39,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 23:02:39,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 23:02:39,002 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-26 23:02:39,003 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-26 23:02:39,003 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-26 23:02:39,003 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-26 23:02:39,003 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-01-26 23:02:39,003 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-01-26 23:02:39,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 23:02:39,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-26 23:02:39,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 23:02:39,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 23:02:39,006 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-26 23:02:39,421 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 23:02:39,422 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-26 23:02:39,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:02:39 BoogieIcfgContainer [2021-01-26 23:02:39,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 23:02:39,426 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 23:02:39,426 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 23:02:39,430 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 23:02:39,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 11:02:37" (1/3) ... [2021-01-26 23:02:39,431 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d8b3ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:02:39, skipping insertion in model container [2021-01-26 23:02:39,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:38" (2/3) ... [2021-01-26 23:02:39,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d8b3ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:02:39, skipping insertion in model container [2021-01-26 23:02:39,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:02:39" (3/3) ... [2021-01-26 23:02:39,433 INFO L111 eAbstractionObserver]: Analyzing ICFG safe025_tso.opt.i [2021-01-26 23:02:39,450 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 23:02:39,450 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 23:02:39,454 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-26 23:02:39,455 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 23:02:39,486 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,486 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,486 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,487 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,487 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,487 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,487 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,487 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,488 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,489 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,489 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,490 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,490 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,490 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,490 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,491 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,491 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,491 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,492 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,493 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,493 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,493 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,493 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,494 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,494 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,494 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,494 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,495 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,495 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,495 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,496 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,498 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,499 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,499 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,499 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,507 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,507 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,508 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,508 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,510 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,511 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,511 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,511 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:39,513 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-26 23:02:39,527 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-01-26 23:02:39,555 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 23:02:39,555 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 23:02:39,555 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 23:02:39,555 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 23:02:39,555 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 23:02:39,556 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 23:02:39,556 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 23:02:39,556 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 60 and size of Sequence is : 61[2021-01-26 23:02:39,610 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 23:02:39,611 INFO L165 SleepSetCegar]: [91#[ULTIMATE.startENTRY]don't care, 93#[L-1]don't care, 95#[L-1-1]don't care, 97#[L17]don't care, 99#[L17-1]don't care, 101#[L17-2]don't care, 103#[L17-3]don't care, 105#[L17-4]don't care, 107#[L711]don't care, 109#[L713]don't care, 111#[L715]don't care, 113#[L716]don't care, 115#[L717]don't care, 117#[L719]don't care, 119#[L721]don't care, 121#[L-1-2]don't care, 123#[L-1-3]don't care, 125#[L780]don't care, 127#[L780-1]don't care, 129#[L781]don't care, 131#[L781-1, P0ENTRY]don't care, 133#[L782, P0ENTRY]don't care, 139#[L724, L782]don't care, 141#[L782, L726]don't care, 145#[L782, L731]don't care, 151#[L736, L782]don't care, 153#[L782, P0FINAL]don't care, 159#[P0EXIT, L782]don't care, 161#[P0EXIT, L782-1]don't care, 163#[P0EXIT, L783]don't care, 165#[P0EXIT, P1ENTRY, L783-1]don't care, 167#[P0EXIT, L741, L783-1]don't care, 171#[P0EXIT, L783-1, L743]don't care, 175#[P0EXIT, L746, L783-1]don't care, 179#[P0EXIT, L783-1, L751]don't care, 183#[P1FINAL, P0EXIT, L783-1]don't care, 189#[P0EXIT, L783-1, P1EXIT]don't care, 191#[P0EXIT, L784, P1EXIT]don't care, 193#[P0EXIT, L784-1, P1EXIT]don't care, 195#[P0EXIT, P1EXIT, L785]don't care, 197#[P0EXIT, P2ENTRY, P1EXIT, L785-1]don't care, 201#[P0EXIT, P2ENTRY, L786, P1EXIT]don't care, 203#[P0EXIT, L786, L756, P1EXIT]don't care, 209#[P0EXIT, L786, P1EXIT, L758]don't care, 211#[L761, P0EXIT, L786, P1EXIT]don't care, 215#[P0EXIT, L786, L766, P1EXIT]don't care, 221#[P0EXIT, L786, P1EXIT, P2FINAL]don't care, 223#[P0EXIT, L786, P2EXIT, P1EXIT]don't care, 227#[P0EXIT, L788, P2EXIT, P1EXIT]don't care, 229#[P0EXIT, P2EXIT, P1EXIT, L789]don't care, 231#[P0EXIT, P2EXIT, P1EXIT, L2]don't care, 233#[P0EXIT, P2EXIT, L3, P1EXIT]don't care, 235#[P0EXIT, P2EXIT, L2-1, P1EXIT]don't care, 239#[P0EXIT, P2EXIT, L794, P1EXIT]don't care, 241#[P0EXIT, P2EXIT, L795, P1EXIT]don't care, 243#[P0EXIT, P2EXIT, P1EXIT, L18]don't care, 245#[P0EXIT, P2EXIT, L18-1, P1EXIT]don't care, 249#[P0EXIT, P2EXIT, L18-2, P1EXIT]don't care, 251#[P0EXIT, P2EXIT, L17-5, P1EXIT]don't care, 255#[P0EXIT, P2EXIT, L17-7, P1EXIT]don't care, 259#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2021-01-26 23:02:39,611 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:02:39,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:02:39,618 INFO L82 PathProgramCache]: Analyzing trace with hash -37736738, now seen corresponding path program 1 times [2021-01-26 23:02:39,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:02:39,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638388855] [2021-01-26 23:02:39,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:02:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:02:40,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:02:40,165 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638388855] [2021-01-26 23:02:40,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:02:40,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 23:02:40,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994310747] [2021-01-26 23:02:40,177 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 23:02:40,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:02:40,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 23:02:40,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 23:02:40,197 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:02:40,199 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 23:02:40,368 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 60 and size of Sequence is : 61[2021-01-26 23:02:40,411 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 23:02:40,412 INFO L165 SleepSetCegar]: [267#[ULTIMATE.startENTRY]true, 268#[L-1]true, 269#[L-1-1]true, 270#[L17]true, 271#[L17-1]true, 272#[L17-2]true, 273#[L17-3]true, 274#[L17-4]true, 275#[L711]true, 276#[L713]true, 277#[L715]true, 278#[L716]true, 279#[L717]true, 280#[L719]true, 281#[L721]true, 282#[L-1-2]true, 283#[L-1-3]true, 284#[L780]true, 285#[L780-1]true, 286#[L781]true, 287#[L781-1, P0ENTRY]true, 288#[L782, P0ENTRY]true, 291#[L724, L782]true, 292#[L782, L726](= ~y~0 1), 294#[L782, L731](= ~y~0 1), 297#[L736, L782](= ~y~0 1), 298#[L782, P0FINAL](= ~y~0 1), 301#[P0EXIT, L782](= ~y~0 1), 302#[P0EXIT, L782-1](= ~y~0 1), 303#[P0EXIT, L783](= ~y~0 1), 304#[P0EXIT, P1ENTRY, L783-1](= ~y~0 1), 305#[P0EXIT, L741, L783-1](= ~y~0 1), 307#[P0EXIT, L783-1, L743](= ~y~0 1), 309#[P0EXIT, L746, L783-1](= ~y~0 1), 311#[P0EXIT, L783-1, L751](= ~y~0 1), 313#[P1FINAL, P0EXIT, L783-1](= ~y~0 1), 316#[P0EXIT, L783-1, P1EXIT](= ~y~0 1), 317#[P0EXIT, L784, P1EXIT](= ~y~0 1), 318#[P0EXIT, L784-1, P1EXIT](= ~y~0 1), 319#[P0EXIT, P1EXIT, L785](= ~y~0 1), 320#[P0EXIT, P2ENTRY, P1EXIT, L785-1](= ~y~0 1), 322#[P0EXIT, P2ENTRY, L786, P1EXIT](= ~y~0 1), 323#[P0EXIT, L786, L756, P1EXIT](= ~y~0 1), 326#[P0EXIT, L786, P1EXIT, L758](= ~y~0 1), 330#[P0EXIT, L788, P1EXIT, L758](= ~y~0 1), 568#[P0EXIT, P1EXIT, L758, L789](= ~y~0 1), 571#[P0EXIT, P1EXIT, L758, L2](= ~y~0 1), 574#[P0EXIT, L3, P1EXIT, L758](= ~y~0 1), 579#[P0EXIT, L2-1, P1EXIT, L758](= ~y~0 1), 584#[P0EXIT, L794, P1EXIT, L758](= ~y~0 1), 588#[L761, P0EXIT, L794, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 590#[P0EXIT, L794, L766, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 592#[P0EXIT, L794, P1EXIT, P2FINAL](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 594#[P0EXIT, P2EXIT, L794, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 595#[P0EXIT, P2EXIT, L795, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 596#[P0EXIT, P2EXIT, P1EXIT, L18](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 597#[P0EXIT, P2EXIT, L18-1, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 599#[P0EXIT, P2EXIT, L18-2, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 600#[P0EXIT, P2EXIT, L17-5, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 602#[P0EXIT, P2EXIT, L17-7, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 604#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1))] [2021-01-26 23:02:40,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 23:02:40,412 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:02:40,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:02:40,413 INFO L82 PathProgramCache]: Analyzing trace with hash -823126434, now seen corresponding path program 2 times [2021-01-26 23:02:40,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:02:40,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075369072] [2021-01-26 23:02:40,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:02:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:02:40,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:02:40,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075369072] [2021-01-26 23:02:40,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:02:40,650 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-26 23:02:40,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849045987] [2021-01-26 23:02:40,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-26 23:02:40,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:02:40,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-26 23:02:40,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-26 23:02:40,654 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:02:40,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 23:02:40,737 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:40,962 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:40,987 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:41,012 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:41,106 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:41,420 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:41,435 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:41,462 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:41,523 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:41,546 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:41,658 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:41,755 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 60 and size of Sequence is : 61[2021-01-26 23:02:41,765 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 23:02:41,767 INFO L165 SleepSetCegar]: [614#[ULTIMATE.startENTRY]true, 616#[L-1]true, 618#[L-1-1]true, 620#[L17]true, 622#[L17-1]true, 624#[L17-2]true, 626#[L17-3]true, 628#[L17-4]true, 630#[L711](= ~__unbuffered_cnt~0 0), 632#[L713](= ~__unbuffered_cnt~0 0), 634#[L715](= ~__unbuffered_cnt~0 0), 636#[L716](= ~__unbuffered_cnt~0 0), 640#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 642#[L719](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 644#[L721](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 646#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 648#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 650#[L780](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 652#[L780-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 654#[L781](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 656#[L781-1, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 658#[L782, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 664#[L724, L782](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 668#[L724, L782-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14006#[L724, L783](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14011#[L724, P1ENTRY, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14019#[L724, L741, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14029#[L724, L783-1, L743](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14039#[L724, L746, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14049#[L724, L783-1, L751](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14059#[P1FINAL, L724, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14071#[L724, L783-1, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14076#[L724, L784, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14081#[L724, L784-1, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14086#[L724, P1EXIT, L785](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14091#[P2ENTRY, L724, P1EXIT, L785-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14101#[P2ENTRY, L786, L724, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14109#[L786, L756, L724, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14121#[L786, L724, P1EXIT, L758](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14129#[L761, L786, L724, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14140#[L761, L786, L726, P1EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14153#[L761, L786, P1EXIT, L731](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14162#[L761, L736, L786, P1EXIT](and (= ~y~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14167#[L761, L786, P0FINAL, P1EXIT](and (= ~y~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14180#[L761, P0EXIT, L786, P1EXIT](and (= ~y~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14184#[P0EXIT, L786, L766, P1EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14192#[P0EXIT, L786, P1EXIT, P2FINAL](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14196#[P0EXIT, L786, P2EXIT, P1EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14201#[P0EXIT, L788, P2EXIT, P1EXIT](= ~y~0 1), 14204#[P0EXIT, P2EXIT, P1EXIT, L789](= ~y~0 1), 14207#[P0EXIT, P2EXIT, P1EXIT, L2](= ~y~0 1), 14210#[P0EXIT, P2EXIT, L3, P1EXIT](= ~y~0 1), 14214#[P0EXIT, P2EXIT, L2-1, P1EXIT](= ~y~0 1), 14219#[P0EXIT, P2EXIT, L794, P1EXIT](= ~y~0 1), 14222#[P0EXIT, P2EXIT, L795, P1EXIT](= ~y~0 1), 14225#[P0EXIT, P2EXIT, P1EXIT, L18](= ~y~0 1), 14228#[P0EXIT, P2EXIT, L18-1, P1EXIT](= ~y~0 1), 14234#[P0EXIT, P2EXIT, L18-2, P1EXIT](= ~y~0 1), 14237#[P0EXIT, P2EXIT, L17-5, P1EXIT](= ~y~0 1), 14242#[P0EXIT, P2EXIT, L17-7, P1EXIT](= ~y~0 1), 14247#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](= ~y~0 1)] [2021-01-26 23:02:41,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 23:02:41,767 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:02:41,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:02:41,768 INFO L82 PathProgramCache]: Analyzing trace with hash -617147168, now seen corresponding path program 3 times [2021-01-26 23:02:41,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:02:41,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405809005] [2021-01-26 23:02:41,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:02:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:02:41,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:02:41,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405809005] [2021-01-26 23:02:41,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:02:41,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 23:02:41,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638398557] [2021-01-26 23:02:41,939 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 23:02:41,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:02:41,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 23:02:41,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 23:02:41,944 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:02:41,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 60 and size of Sequence is : 61[2021-01-26 23:02:43,089 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 23:02:43,091 INFO L165 SleepSetCegar]: [14256#[ULTIMATE.startENTRY]true, 14258#[L-1]true, 14260#[L-1-1]true, 14262#[L17]true, 14264#[L17-1]true, 14266#[L17-2]true, 14268#[L17-3]true, 14270#[L17-4]true, 14272#[L711](= ~__unbuffered_cnt~0 0), 14274#[L713](= ~__unbuffered_cnt~0 0), 14276#[L715](= ~__unbuffered_cnt~0 0), 14278#[L716](= ~__unbuffered_cnt~0 0), 14280#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14282#[L719](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14284#[L721](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14286#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14288#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14290#[L780](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14292#[L780-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14294#[L781](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14296#[L781-1, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14298#[L782, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14304#[L724, L782](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14308#[L724, L782-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23224#[L724, L783](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23226#[L724, P1ENTRY, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23228#[L724, L741, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23232#[L724, L783-1, L743](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 23238#[L724, L784, L743](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30738#[L724, L784-1, L743](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30745#[L724, L743, L785](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30752#[P2ENTRY, L724, L743, L785-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30766#[P2ENTRY, L786, L724, L743](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30778#[L786, L756, L724, L743](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30794#[L786, L724, L743, L758](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30806#[L761, L786, L724, L743](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30823#[L761, L786, L726, L743](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30842#[L761, L786, L743, L731](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 30859#[L761, L736, L786, L743](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 30870#[L761, L786, P0FINAL, L743](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 30893#[L761, P0EXIT, L786, L743](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 30905#[L761, P0EXIT, L786, L746](and (= ~y~0 1) (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 30911#[L761, P0EXIT, L786, L751](and (= ~y~0 1) (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30913#[P1FINAL, L761, P0EXIT, L786](and (= ~y~0 1) (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30923#[L761, P0EXIT, L786, P1EXIT](and (= ~y~0 1) (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30925#[P0EXIT, L786, L766, P1EXIT](and (= ~y~0 1) (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30931#[P0EXIT, L786, P1EXIT, P2FINAL](and (= ~y~0 1) (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30933#[P0EXIT, L786, P2EXIT, P1EXIT](and (= ~y~0 1) (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 30937#[P0EXIT, L788, P2EXIT, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 30939#[P0EXIT, P2EXIT, P1EXIT, L789](and (= ~y~0 1) (= 2 ~x~0)), 30941#[P0EXIT, P2EXIT, P1EXIT, L2](and (= ~y~0 1) (= 2 ~x~0)), 30943#[P0EXIT, P2EXIT, L3, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 30945#[P0EXIT, P2EXIT, L2-1, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 30949#[P0EXIT, P2EXIT, L794, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 30951#[P0EXIT, P2EXIT, L795, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 30953#[P0EXIT, P2EXIT, P1EXIT, L18](and (= ~y~0 1) (= 2 ~x~0)), 30955#[P0EXIT, P2EXIT, L18-1, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 30959#[P0EXIT, P2EXIT, L18-2, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 30961#[P0EXIT, P2EXIT, L17-5, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 30965#[P0EXIT, P2EXIT, L17-7, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 30969#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= ~y~0 1) (= 2 ~x~0))] [2021-01-26 23:02:43,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-26 23:02:43,091 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:02:43,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:02:43,092 INFO L82 PathProgramCache]: Analyzing trace with hash 646973988, now seen corresponding path program 4 times [2021-01-26 23:02:43,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:02:43,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458727319] [2021-01-26 23:02:43,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:02:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:02:43,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:02:43,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458727319] [2021-01-26 23:02:43,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:02:43,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 23:02:43,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813748332] [2021-01-26 23:02:43,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 23:02:43,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:02:43,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 23:02:43,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 23:02:43,323 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:02:43,323 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 23:02:43,426 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:43,818 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 60 and size of Sequence is : 61[2021-01-26 23:02:44,749 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 23:02:44,752 INFO L165 SleepSetCegar]: [30978#[ULTIMATE.startENTRY]true, 30980#[L-1]true, 30982#[L-1-1]true, 30984#[L17]true, 30986#[L17-1]true, 30988#[L17-2]true, 30990#[L17-3]true, 30992#[L17-4]true, 30994#[L711](= ~__unbuffered_cnt~0 0), 30996#[L713](= ~__unbuffered_cnt~0 0), 30998#[L715](= ~__unbuffered_cnt~0 0), 31000#[L716](= ~__unbuffered_cnt~0 0), 31002#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31004#[L719](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31006#[L721](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31008#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31010#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31012#[L780](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31014#[L780-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31016#[L781](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31018#[L781-1, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31020#[L782, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31026#[L724, L782](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 31030#[L724, L782-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43480#[L724, L783](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43482#[L724, P1ENTRY, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43484#[L724, L741, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 43490#[L724, L741, L784](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52230#[L724, L741, L784-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52239#[L724, L741, L785](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52248#[P2ENTRY, L724, L741, L785-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52266#[P2ENTRY, L786, L724, L741](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52282#[L786, L756, L724, L741](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52302#[L786, L724, L741, L758](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52318#[L761, L786, L724, L741](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52341#[L761, L786, L741, L726](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52366#[L761, L786, L741, L731](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 52389#[L761, L736, L786, L741](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52406#[L761, L786, L741, P0FINAL](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52435#[L761, P0EXIT, L786, L741](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52451#[L761, P0EXIT, L786, L743](and (= ~x~0 1) (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52457#[L761, P0EXIT, L786, L746](and (= ~y~0 1) (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 52463#[L761, P0EXIT, L786, L751](and (= ~y~0 1) (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52465#[P1FINAL, L761, P0EXIT, L786](and (= ~y~0 1) (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52475#[L761, P0EXIT, L786, P1EXIT](and (= ~y~0 1) (= 2 ~x~0) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52477#[P0EXIT, L786, L766, P1EXIT](and (= ~y~0 1) (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52483#[P0EXIT, L786, P1EXIT, P2FINAL](and (= ~y~0 1) (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52485#[P0EXIT, L786, P2EXIT, P1EXIT](and (= ~y~0 1) (= 2 ~x~0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 52489#[P0EXIT, L788, P2EXIT, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 52491#[P0EXIT, P2EXIT, P1EXIT, L789](and (= ~y~0 1) (= 2 ~x~0)), 52493#[P0EXIT, P2EXIT, P1EXIT, L2](and (= ~y~0 1) (= 2 ~x~0)), 52495#[P0EXIT, P2EXIT, L3, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 52497#[P0EXIT, P2EXIT, L2-1, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 52501#[P0EXIT, P2EXIT, L794, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 52503#[P0EXIT, P2EXIT, L795, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 52505#[P0EXIT, P2EXIT, P1EXIT, L18](and (= ~y~0 1) (= 2 ~x~0)), 52507#[P0EXIT, P2EXIT, L18-1, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 52511#[P0EXIT, P2EXIT, L18-2, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 52513#[P0EXIT, P2EXIT, L17-5, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 52517#[P0EXIT, P2EXIT, L17-7, P1EXIT](and (= ~y~0 1) (= 2 ~x~0)), 52521#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= ~y~0 1) (= 2 ~x~0))] [2021-01-26 23:02:44,752 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-26 23:02:44,752 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:02:44,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:02:44,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1177357276, now seen corresponding path program 5 times [2021-01-26 23:02:44,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:02:44,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889047288] [2021-01-26 23:02:44,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:02:44,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:02:44,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:02:44,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889047288] [2021-01-26 23:02:44,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:02:44,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 23:02:44,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714681257] [2021-01-26 23:02:44,873 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 23:02:44,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:02:44,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 23:02:44,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 23:02:44,874 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:02:44,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 23:02:44,969 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:45,536 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:47,488 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-26 23:02:47,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 11:02:47 BasicIcfg [2021-01-26 23:02:47,493 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-26 23:02:47,496 INFO L168 Benchmark]: Toolchain (without parser) took 9529.68 ms. Allocated memory was 306.2 MB in the beginning and 534.8 MB in the end (delta: 228.6 MB). Free memory was 280.2 MB in the beginning and 290.0 MB in the end (delta: -9.8 MB). Peak memory consumption was 328.9 MB. Max. memory is 16.0 GB. [2021-01-26 23:02:47,497 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 306.2 MB. Free memory is still 277.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 23:02:47,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 832.51 ms. Allocated memory is still 306.2 MB. Free memory was 279.2 MB in the beginning and 280.5 MB in the end (delta: -1.3 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.0 GB. [2021-01-26 23:02:47,498 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.89 ms. Allocated memory is still 306.2 MB. Free memory was 280.5 MB in the beginning and 278.4 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 23:02:47,499 INFO L168 Benchmark]: Boogie Preprocessor took 28.72 ms. Allocated memory is still 306.2 MB. Free memory was 278.4 MB in the beginning and 276.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 23:02:47,500 INFO L168 Benchmark]: RCFGBuilder took 517.34 ms. Allocated memory is still 306.2 MB. Free memory was 276.3 MB in the beginning and 253.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-01-26 23:02:47,501 INFO L168 Benchmark]: TraceAbstraction took 8067.10 ms. Allocated memory was 306.2 MB in the beginning and 534.8 MB in the end (delta: 228.6 MB). Free memory was 252.2 MB in the beginning and 290.0 MB in the end (delta: -37.8 MB). Peak memory consumption was 300.9 MB. Max. memory is 16.0 GB. [2021-01-26 23:02:47,505 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 306.2 MB. Free memory is still 277.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 832.51 ms. Allocated memory is still 306.2 MB. Free memory was 279.2 MB in the beginning and 280.5 MB in the end (delta: -1.3 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 61.89 ms. Allocated memory is still 306.2 MB. Free memory was 280.5 MB in the beginning and 278.4 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 28.72 ms. Allocated memory is still 306.2 MB. Free memory was 278.4 MB in the beginning and 276.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 517.34 ms. Allocated memory is still 306.2 MB. Free memory was 276.3 MB in the beginning and 253.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 8067.10 ms. Allocated memory was 306.2 MB in the beginning and 534.8 MB in the end (delta: 228.6 MB). Free memory was 252.2 MB in the beginning and 290.0 MB in the end (delta: -37.8 MB). Peak memory consumption was 300.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 17]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.9s, OverallIterations: 5, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 300 NumberOfCodeBlocks, 300 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 295 ConstructedInterpolants, 0 QuantifiedInterpolants, 45017 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...