/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-FA-NoLbe-keepdead.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-20 21:24:42,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-20 21:24:42,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-20 21:24:42,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-20 21:24:42,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-20 21:24:42,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-20 21:24:42,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-20 21:24:42,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-20 21:24:42,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-20 21:24:42,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-20 21:24:42,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-20 21:24:42,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-20 21:24:42,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-20 21:24:42,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-20 21:24:42,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-20 21:24:42,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-20 21:24:42,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-20 21:24:42,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-20 21:24:42,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-20 21:24:42,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-20 21:24:42,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-20 21:24:42,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-20 21:24:42,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-20 21:24:42,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-20 21:24:42,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-20 21:24:42,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-20 21:24:42,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-20 21:24:42,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-20 21:24:42,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-20 21:24:42,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-20 21:24:42,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-20 21:24:42,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-20 21:24:42,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-20 21:24:42,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-20 21:24:42,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-20 21:24:42,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-20 21:24:42,529 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-FA-NoLbe-keepdead.epf [2021-01-20 21:24:42,592 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-20 21:24:42,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-20 21:24:42,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-20 21:24:42,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-20 21:24:42,600 INFO L138 SettingsManager]: * Use SBE=true [2021-01-20 21:24:42,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-20 21:24:42,601 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-20 21:24:42,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-20 21:24:42,601 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-20 21:24:42,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-20 21:24:42,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-20 21:24:42,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-20 21:24:42,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-20 21:24:42,603 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-20 21:24:42,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-20 21:24:42,603 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-20 21:24:42,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-20 21:24:42,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-20 21:24:42,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-20 21:24:42,604 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-20 21:24:42,605 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-20 21:24:42,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-20 21:24:42,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-20 21:24:42,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-20 21:24:42,606 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-20 21:24:42,606 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-20 21:24:42,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-20 21:24:42,607 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-20 21:24:42,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-20 21:24:42,607 INFO L138 SettingsManager]: * Remove dead ends from automaton=false [2021-01-20 21:24:42,608 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-20 21:24:42,608 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-20 21:24:43,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-20 21:24:43,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-20 21:24:43,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-20 21:24:43,074 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-20 21:24:43,075 INFO L275 PluginConnector]: CDTParser initialized [2021-01-20 21:24:43,076 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i [2021-01-20 21:24:43,175 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f871f93d2/37be009233824e3ebc354c50ad8ea44a/FLAG7adf83336 [2021-01-20 21:24:43,837 INFO L306 CDTParser]: Found 1 translation units. [2021-01-20 21:24:43,838 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i [2021-01-20 21:24:43,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f871f93d2/37be009233824e3ebc354c50ad8ea44a/FLAG7adf83336 [2021-01-20 21:24:44,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f871f93d2/37be009233824e3ebc354c50ad8ea44a [2021-01-20 21:24:44,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-20 21:24:44,120 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-20 21:24:44,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-20 21:24:44,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-20 21:24:44,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-20 21:24:44,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 09:24:44" (1/1) ... [2021-01-20 21:24:44,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@480aed36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44, skipping insertion in model container [2021-01-20 21:24:44,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 09:24:44" (1/1) ... [2021-01-20 21:24:44,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-20 21:24:44,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-20 21:24:44,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-20 21:24:44,551 INFO L203 MainTranslator]: Completed pre-run [2021-01-20 21:24:44,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-20 21:24:44,789 INFO L208 MainTranslator]: Completed translation [2021-01-20 21:24:44,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44 WrapperNode [2021-01-20 21:24:44,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-20 21:24:44,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-20 21:24:44,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-20 21:24:44,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-20 21:24:44,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44" (1/1) ... [2021-01-20 21:24:44,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44" (1/1) ... [2021-01-20 21:24:44,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-20 21:24:44,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-20 21:24:44,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-20 21:24:44,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-20 21:24:44,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44" (1/1) ... [2021-01-20 21:24:44,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44" (1/1) ... [2021-01-20 21:24:44,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44" (1/1) ... [2021-01-20 21:24:44,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44" (1/1) ... [2021-01-20 21:24:44,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44" (1/1) ... [2021-01-20 21:24:44,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44" (1/1) ... [2021-01-20 21:24:44,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44" (1/1) ... [2021-01-20 21:24:44,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-20 21:24:44,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-20 21:24:44,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-20 21:24:44,867 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-20 21:24:44,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44" (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 [2021-01-20 21:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-20 21:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-20 21:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-20 21:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-20 21:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-20 21:24:44,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-20 21:24:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-20 21:24:44,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-20 21:24:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-20 21:24:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-20 21:24:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-20 21:24:44,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-20 21:24:44,953 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-20 21:24:45,362 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-20 21:24:45,363 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-20 21:24:45,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 09:24:45 BoogieIcfgContainer [2021-01-20 21:24:45,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-20 21:24:45,367 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-20 21:24:45,367 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-20 21:24:45,371 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-20 21:24:45,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.01 09:24:44" (1/3) ... [2021-01-20 21:24:45,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33634986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 09:24:45, skipping insertion in model container [2021-01-20 21:24:45,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 09:24:44" (2/3) ... [2021-01-20 21:24:45,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33634986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 09:24:45, skipping insertion in model container [2021-01-20 21:24:45,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 09:24:45" (3/3) ... [2021-01-20 21:24:45,374 INFO L111 eAbstractionObserver]: Analyzing ICFG safe029_tso.opt.i [2021-01-20 21:24:45,394 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-20 21:24:45,395 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-20 21:24:45,398 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-20 21:24:45,399 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-20 21:24:45,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,435 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,435 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,436 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,436 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,439 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,440 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,440 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,440 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,441 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,441 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,441 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,442 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,444 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,445 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,445 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,451 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,451 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,452 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 21:24:45,454 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-20 21:24:45,466 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-01-20 21:24:45,490 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-20 21:24:45,490 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-20 21:24:45,490 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-20 21:24:45,490 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-20 21:24:45,490 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-20 21:24:45,490 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-20 21:24:45,491 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-20 21:24:45,491 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-20 21:24:45,503 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67 places, 63 transitions, 136 flow [2021-01-20 21:24:45,627 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1319 states, 1317 states have (on average 2.7524677296886866) internal successors, (3625), 1318 states have internal predecessors, (3625), 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) [2021-01-20 21:24:45,635 INFO L276 IsEmpty]: Start isEmpty. Operand has 1319 states, 1317 states have (on average 2.7524677296886866) internal successors, (3625), 1318 states have internal predecessors, (3625), 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) [2021-01-20 21:24:45,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-01-20 21:24:45,675 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 21:24:45,676 INFO L504 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] [2021-01-20 21:24:45,677 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 21:24:45,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 21:24:45,685 INFO L82 PathProgramCache]: Analyzing trace with hash -1864162051, now seen corresponding path program 1 times [2021-01-20 21:24:45,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 21:24:45,698 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214041943] [2021-01-20 21:24:45,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 21:24:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 21:24:46,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 21:24:46,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214041943] [2021-01-20 21:24:46,192 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 21:24:46,192 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 21:24:46,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569815354] [2021-01-20 21:24:46,198 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 21:24:46,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 21:24:46,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 21:24:46,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 21:24:46,225 INFO L87 Difference]: Start difference. First operand has 1319 states, 1317 states have (on average 2.7524677296886866) internal successors, (3625), 1318 states have internal predecessors, (3625), 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) Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 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) [2021-01-20 21:24:46,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 21:24:46,528 INFO L93 Difference]: Finished difference Result 1713 states and 4477 transitions. [2021-01-20 21:24:46,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 21:24:46,530 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 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) Word has length 35 [2021-01-20 21:24:46,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 21:24:46,533 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-20 21:24:46,534 INFO L78 Accepts]: Start accepts. Automaton has 1713 states and 4477 transitions. Word has length 35 [2021-01-20 21:24:46,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 21:24:46,536 INFO L481 AbstractCegarLoop]: Abstraction has 1713 states and 4477 transitions. [2021-01-20 21:24:46,536 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 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) [2021-01-20 21:24:46,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 4477 transitions. [2021-01-20 21:24:46,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-20 21:24:46,543 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 21:24:46,543 INFO L504 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] [2021-01-20 21:24:46,544 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-20 21:24:46,544 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 21:24:46,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 21:24:46,545 INFO L82 PathProgramCache]: Analyzing trace with hash 1847546430, now seen corresponding path program 1 times [2021-01-20 21:24:46,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 21:24:46,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565493718] [2021-01-20 21:24:46,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 21:24:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 21:24:46,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 21:24:46,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565493718] [2021-01-20 21:24:46,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 21:24:46,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 21:24:46,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113872522] [2021-01-20 21:24:46,756 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 21:24:46,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 21:24:46,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 21:24:46,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 21:24:46,760 INFO L87 Difference]: Start difference. First operand 1713 states and 4477 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 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) [2021-01-20 21:24:47,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 21:24:47,034 INFO L93 Difference]: Finished difference Result 2521 states and 6545 transitions. [2021-01-20 21:24:47,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 21:24:47,035 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 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) Word has length 37 [2021-01-20 21:24:47,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 21:24:47,036 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-20 21:24:47,037 INFO L78 Accepts]: Start accepts. Automaton has 2521 states and 6545 transitions. Word has length 37 [2021-01-20 21:24:47,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 21:24:47,038 INFO L481 AbstractCegarLoop]: Abstraction has 2521 states and 6545 transitions. [2021-01-20 21:24:47,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 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) [2021-01-20 21:24:47,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 6545 transitions. [2021-01-20 21:24:47,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-01-20 21:24:47,042 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 21:24:47,043 INFO L504 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] [2021-01-20 21:24:47,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-20 21:24:47,043 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 21:24:47,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 21:24:47,044 INFO L82 PathProgramCache]: Analyzing trace with hash 945828616, now seen corresponding path program 1 times [2021-01-20 21:24:47,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 21:24:47,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186691417] [2021-01-20 21:24:47,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 21:24:47,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 21:24:47,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 21:24:47,196 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186691417] [2021-01-20 21:24:47,197 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 21:24:47,197 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 21:24:47,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557610613] [2021-01-20 21:24:47,198 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 21:24:47,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 21:24:47,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 21:24:47,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 21:24:47,200 INFO L87 Difference]: Start difference. First operand 2521 states and 6545 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-01-20 21:24:47,380 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2021-01-20 21:24:47,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 21:24:47,621 INFO L93 Difference]: Finished difference Result 3929 states and 10029 transitions. [2021-01-20 21:24:47,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 21:24:47,622 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) Word has length 38 [2021-01-20 21:24:47,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 21:24:47,623 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-20 21:24:47,624 INFO L78 Accepts]: Start accepts. Automaton has 3929 states and 10029 transitions. Word has length 38 [2021-01-20 21:24:47,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 21:24:47,624 INFO L481 AbstractCegarLoop]: Abstraction has 3929 states and 10029 transitions. [2021-01-20 21:24:47,625 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-01-20 21:24:47,625 INFO L276 IsEmpty]: Start isEmpty. Operand 3929 states and 10029 transitions. [2021-01-20 21:24:47,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-01-20 21:24:47,631 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 21:24:47,631 INFO L504 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] [2021-01-20 21:24:47,631 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-20 21:24:47,631 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 21:24:47,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 21:24:47,632 INFO L82 PathProgramCache]: Analyzing trace with hash -1291945354, now seen corresponding path program 1 times [2021-01-20 21:24:47,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 21:24:47,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801256067] [2021-01-20 21:24:47,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 21:24:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 21:24:47,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 21:24:47,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801256067] [2021-01-20 21:24:47,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 21:24:47,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 21:24:47,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959541655] [2021-01-20 21:24:47,772 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 21:24:47,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 21:24:47,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 21:24:47,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 21:24:47,774 INFO L87 Difference]: Start difference. First operand 3929 states and 10029 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-01-20 21:24:48,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 21:24:48,070 INFO L93 Difference]: Finished difference Result 5913 states and 14905 transitions. [2021-01-20 21:24:48,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 21:24:48,071 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) Word has length 38 [2021-01-20 21:24:48,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 21:24:48,072 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-20 21:24:48,072 INFO L78 Accepts]: Start accepts. Automaton has 5913 states and 14905 transitions. Word has length 38 [2021-01-20 21:24:48,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 21:24:48,073 INFO L481 AbstractCegarLoop]: Abstraction has 5913 states and 14905 transitions. [2021-01-20 21:24:48,073 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-01-20 21:24:48,073 INFO L276 IsEmpty]: Start isEmpty. Operand 5913 states and 14905 transitions. [2021-01-20 21:24:48,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-01-20 21:24:48,080 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 21:24:48,081 INFO L504 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] [2021-01-20 21:24:48,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-20 21:24:48,081 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 21:24:48,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 21:24:48,082 INFO L82 PathProgramCache]: Analyzing trace with hash -1472555683, now seen corresponding path program 1 times [2021-01-20 21:24:48,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 21:24:48,082 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180633227] [2021-01-20 21:24:48,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 21:24:48,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 21:24:48,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 21:24:48,247 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180633227] [2021-01-20 21:24:48,247 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 21:24:48,247 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-20 21:24:48,248 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152151292] [2021-01-20 21:24:48,248 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-20 21:24:48,249 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 21:24:48,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-20 21:24:48,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-20 21:24:48,250 INFO L87 Difference]: Start difference. First operand 5913 states and 14905 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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) [2021-01-20 21:24:48,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 21:24:48,464 INFO L93 Difference]: Finished difference Result 2966 states and 7204 transitions. [2021-01-20 21:24:48,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-20 21:24:48,465 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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) Word has length 39 [2021-01-20 21:24:48,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 21:24:48,466 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-20 21:24:48,466 INFO L78 Accepts]: Start accepts. Automaton has 2966 states and 7204 transitions. Word has length 39 [2021-01-20 21:24:48,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 21:24:48,467 INFO L481 AbstractCegarLoop]: Abstraction has 2966 states and 7204 transitions. [2021-01-20 21:24:48,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 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) [2021-01-20 21:24:48,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 7204 transitions. [2021-01-20 21:24:48,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-01-20 21:24:48,472 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 21:24:48,472 INFO L504 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] [2021-01-20 21:24:48,472 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-20 21:24:48,473 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 21:24:48,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 21:24:48,473 INFO L82 PathProgramCache]: Analyzing trace with hash 579301180, now seen corresponding path program 1 times [2021-01-20 21:24:48,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 21:24:48,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38618315] [2021-01-20 21:24:48,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 21:24:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 21:24:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 21:24:48,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38618315] [2021-01-20 21:24:48,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 21:24:48,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-20 21:24:48,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349777923] [2021-01-20 21:24:48,619 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-20 21:24:48,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 21:24:48,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-20 21:24:48,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-01-20 21:24:48,621 INFO L87 Difference]: Start difference. First operand 2966 states and 7204 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 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) [2021-01-20 21:24:48,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 21:24:48,964 INFO L93 Difference]: Finished difference Result 1499 states and 3538 transitions. [2021-01-20 21:24:48,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-01-20 21:24:48,967 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 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) Word has length 41 [2021-01-20 21:24:48,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 21:24:48,971 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2021-01-20 21:24:48,971 INFO L78 Accepts]: Start accepts. Automaton has 1499 states and 3538 transitions. Word has length 41 [2021-01-20 21:24:48,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 21:24:48,972 INFO L481 AbstractCegarLoop]: Abstraction has 1499 states and 3538 transitions. [2021-01-20 21:24:48,972 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 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) [2021-01-20 21:24:48,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 3538 transitions. [2021-01-20 21:24:48,981 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-20 21:24:48,981 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-20 21:24:48,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.01 09:24:48 BasicIcfg [2021-01-20 21:24:48,987 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-20 21:24:48,989 INFO L168 Benchmark]: Toolchain (without parser) took 4868.54 ms. Allocated memory was 302.0 MB in the beginning and 383.8 MB in the end (delta: 81.8 MB). Free memory was 275.5 MB in the beginning and 213.9 MB in the end (delta: 61.5 MB). Peak memory consumption was 144.9 MB. Max. memory is 16.0 GB. [2021-01-20 21:24:48,989 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 302.0 MB. Free memory is still 270.1 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-20 21:24:48,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.99 ms. Allocated memory is still 302.0 MB. Free memory was 275.2 MB in the beginning and 277.5 MB in the end (delta: -2.3 MB). Peak memory consumption was 31.0 MB. Max. memory is 16.0 GB. [2021-01-20 21:24:48,991 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.34 ms. Allocated memory is still 302.0 MB. Free memory was 277.5 MB in the beginning and 275.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-20 21:24:48,992 INFO L168 Benchmark]: Boogie Preprocessor took 27.99 ms. Allocated memory is still 302.0 MB. Free memory was 275.4 MB in the beginning and 274.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-20 21:24:48,993 INFO L168 Benchmark]: RCFGBuilder took 498.87 ms. Allocated memory is still 302.0 MB. Free memory was 274.4 MB in the beginning and 254.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-01-20 21:24:48,993 INFO L168 Benchmark]: TraceAbstraction took 3619.74 ms. Allocated memory was 302.0 MB in the beginning and 383.8 MB in the end (delta: 81.8 MB). Free memory was 253.4 MB in the beginning and 213.9 MB in the end (delta: 39.4 MB). Peak memory consumption was 122.3 MB. Max. memory is 16.0 GB. [2021-01-20 21:24:48,997 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 302.0 MB. Free memory is still 270.1 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 667.99 ms. Allocated memory is still 302.0 MB. Free memory was 275.2 MB in the beginning and 277.5 MB in the end (delta: -2.3 MB). Peak memory consumption was 31.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 46.34 ms. Allocated memory is still 302.0 MB. Free memory was 277.5 MB in the beginning and 275.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 27.99 ms. Allocated memory is still 302.0 MB. Free memory was 275.4 MB in the beginning and 274.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 498.87 ms. Allocated memory is still 302.0 MB. Free memory was 274.4 MB in the beginning and 254.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3619.74 ms. Allocated memory was 302.0 MB in the beginning and 383.8 MB in the end (delta: 81.8 MB). Free memory was 253.4 MB in the beginning and 213.9 MB in the end (delta: 39.4 MB). Peak memory consumption was 122.3 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 3 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.4s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 544 SDtfs, 764 SDslu, 1731 SDs, 0 SdLazy, 204 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5913occurred in iteration=4, 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, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 228 NumberOfCodeBlocks, 228 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 222 ConstructedInterpolants, 0 QuantifiedInterpolants, 21564 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...