/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-divine/condvar.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-20 22:10:58,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-20 22:10:58,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-20 22:10:58,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-20 22:10:58,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-20 22:10:58,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-20 22:10:58,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-20 22:10:58,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-20 22:10:58,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-20 22:10:58,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-20 22:10:58,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-20 22:10:58,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-20 22:10:58,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-20 22:10:58,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-20 22:10:58,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-20 22:10:58,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-20 22:10:58,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-20 22:10:58,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-20 22:10:58,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-20 22:10:58,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-20 22:10:58,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-20 22:10:58,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-20 22:10:58,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-20 22:10:58,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-20 22:10:58,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-20 22:10:58,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-20 22:10:58,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-20 22:10:58,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-20 22:10:58,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-20 22:10:58,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-20 22:10:58,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-20 22:10:58,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-20 22:10:58,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-20 22:10:58,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-20 22:10:58,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-20 22:10:58,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-20 22:10:58,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-20 22:10:58,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-20 22:10:58,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-20 22:10:58,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-20 22:10:58,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-20 22:10:58,611 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 22:10:58,664 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-20 22:10:58,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-20 22:10:58,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-20 22:10:58,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-20 22:10:58,670 INFO L138 SettingsManager]: * Use SBE=true [2021-01-20 22:10:58,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-20 22:10:58,670 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-20 22:10:58,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-20 22:10:58,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-20 22:10:58,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-20 22:10:58,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-20 22:10:58,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-20 22:10:58,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-20 22:10:58,674 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-20 22:10:58,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-20 22:10:58,674 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-20 22:10:58,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-20 22:10:58,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-20 22:10:58,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-20 22:10:58,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-20 22:10:58,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-20 22:10:58,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-20 22:10:58,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-20 22:10:58,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-20 22:10:58,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-20 22:10:58,677 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-20 22:10:58,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-20 22:10:58,678 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-20 22:10:58,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-20 22:10:58,678 INFO L138 SettingsManager]: * Remove dead ends from automaton=false [2021-01-20 22:10:58,679 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-20 22:10:58,679 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-20 22:10:59,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-20 22:10:59,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-20 22:10:59,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-20 22:10:59,121 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-20 22:10:59,122 INFO L275 PluginConnector]: CDTParser initialized [2021-01-20 22:10:59,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/condvar.i [2021-01-20 22:10:59,201 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c3bce23/073f8dc1dbdb4f219fd15d9d078161f9/FLAG25cfe2723 [2021-01-20 22:10:59,834 INFO L306 CDTParser]: Found 1 translation units. [2021-01-20 22:10:59,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/condvar.i [2021-01-20 22:10:59,858 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c3bce23/073f8dc1dbdb4f219fd15d9d078161f9/FLAG25cfe2723 [2021-01-20 22:11:00,123 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c3bce23/073f8dc1dbdb4f219fd15d9d078161f9 [2021-01-20 22:11:00,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-20 22:11:00,131 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-20 22:11:00,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-20 22:11:00,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-20 22:11:00,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-20 22:11:00,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 10:11:00" (1/1) ... [2021-01-20 22:11:00,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7366543f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00, skipping insertion in model container [2021-01-20 22:11:00,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.01 10:11:00" (1/1) ... [2021-01-20 22:11:00,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-20 22:11:00,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-20 22:11:00,360 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-01-20 22:11:00,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-20 22:11:00,661 INFO L203 MainTranslator]: Completed pre-run [2021-01-20 22:11:00,681 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-01-20 22:11:00,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-20 22:11:00,858 INFO L208 MainTranslator]: Completed translation [2021-01-20 22:11:00,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00 WrapperNode [2021-01-20 22:11:00,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-20 22:11:00,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-20 22:11:00,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-20 22:11:00,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-20 22:11:00,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00" (1/1) ... [2021-01-20 22:11:00,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00" (1/1) ... [2021-01-20 22:11:00,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-20 22:11:00,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-20 22:11:00,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-20 22:11:00,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-20 22:11:00,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00" (1/1) ... [2021-01-20 22:11:00,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00" (1/1) ... [2021-01-20 22:11:00,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00" (1/1) ... [2021-01-20 22:11:00,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00" (1/1) ... [2021-01-20 22:11:00,996 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00" (1/1) ... [2021-01-20 22:11:01,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00" (1/1) ... [2021-01-20 22:11:01,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00" (1/1) ... [2021-01-20 22:11:01,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-20 22:11:01,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-20 22:11:01,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-20 22:11:01,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-20 22:11:01,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00" (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 22:11:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-20 22:11:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-20 22:11:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-20 22:11:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-20 22:11:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-20 22:11:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-20 22:11:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2021-01-20 22:11:01,182 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2021-01-20 22:11:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-20 22:11:01,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-20 22:11:01,185 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 22:11:01,671 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-20 22:11:01,671 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2021-01-20 22:11:01,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 10:11:01 BoogieIcfgContainer [2021-01-20 22:11:01,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-20 22:11:01,675 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-20 22:11:01,675 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-20 22:11:01,678 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-20 22:11:01,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.01 10:11:00" (1/3) ... [2021-01-20 22:11:01,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a4c7004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 10:11:01, skipping insertion in model container [2021-01-20 22:11:01,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.01 10:11:00" (2/3) ... [2021-01-20 22:11:01,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a4c7004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.01 10:11:01, skipping insertion in model container [2021-01-20 22:11:01,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.01 10:11:01" (3/3) ... [2021-01-20 22:11:01,681 INFO L111 eAbstractionObserver]: Analyzing ICFG condvar.i [2021-01-20 22:11:01,697 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-20 22:11:01,697 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-20 22:11:01,701 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-20 22:11:01,702 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-20 22:11:01,726 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,727 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,727 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,727 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,728 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,728 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,728 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,728 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,728 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,729 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,729 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,729 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,730 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,730 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,730 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,730 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,730 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,731 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,731 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,731 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,731 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,732 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,732 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,732 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,732 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,732 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,733 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,733 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,735 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_reach_error_#t~nondet5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,735 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,735 WARN L313 ript$VariableManager]: TermVariabe threadThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,736 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,736 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,736 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_reach_error_#t~nondet5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,736 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,736 WARN L313 ript$VariableManager]: TermVariabe |threadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-20 22:11:01,742 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-01-20 22:11:01,755 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-01-20 22:11:01,777 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-20 22:11:01,778 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-20 22:11:01,778 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-20 22:11:01,778 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-20 22:11:01,778 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-20 22:11:01,778 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-20 22:11:01,778 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-20 22:11:01,778 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-20 22:11:01,790 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 71 places, 73 transitions, 154 flow [2021-01-20 22:11:01,814 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 211 states, 209 states have (on average 2.047846889952153) internal successors, (428), 210 states have internal predecessors, (428), 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 22:11:01,818 INFO L276 IsEmpty]: Start isEmpty. Operand has 211 states, 209 states have (on average 2.047846889952153) internal successors, (428), 210 states have internal predecessors, (428), 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 22:11:01,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-01-20 22:11:01,828 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 22:11:01,829 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, 1, 1] [2021-01-20 22:11:01,830 INFO L429 AbstractCegarLoop]: === Iteration 1 === [threadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 22:11:01,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 22:11:01,836 INFO L82 PathProgramCache]: Analyzing trace with hash -556346154, now seen corresponding path program 1 times [2021-01-20 22:11:01,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 22:11:01,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334295192] [2021-01-20 22:11:01,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 22:11:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 22:11:02,127 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 22:11:02,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334295192] [2021-01-20 22:11:02,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 22:11:02,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-20 22:11:02,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521325074] [2021-01-20 22:11:02,134 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-20 22:11:02,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 22:11:02,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-20 22:11:02,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 22:11:02,153 INFO L87 Difference]: Start difference. First operand has 211 states, 209 states have (on average 2.047846889952153) internal successors, (428), 210 states have internal predecessors, (428), 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 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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 22:11:02,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 22:11:02,188 INFO L93 Difference]: Finished difference Result 129 states and 208 transitions. [2021-01-20 22:11:02,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-20 22:11:02,190 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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 43 [2021-01-20 22:11:02,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 22:11:02,193 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 22:11:02,193 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 208 transitions. Word has length 43 [2021-01-20 22:11:02,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 22:11:02,194 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 208 transitions. [2021-01-20 22:11:02,195 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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 22:11:02,195 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 208 transitions. [2021-01-20 22:11:02,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-01-20 22:11:02,197 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 22:11:02,198 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, 1, 1, 1, 1, 1, 1] [2021-01-20 22:11:02,198 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-20 22:11:02,198 INFO L429 AbstractCegarLoop]: === Iteration 2 === [threadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 22:11:02,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 22:11:02,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1706252161, now seen corresponding path program 1 times [2021-01-20 22:11:02,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 22:11:02,200 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499041803] [2021-01-20 22:11:02,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 22:11:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 22:11:02,309 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 22:11:02,310 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499041803] [2021-01-20 22:11:02,310 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-20 22:11:02,311 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-20 22:11:02,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555066022] [2021-01-20 22:11:02,312 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-20 22:11:02,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 22:11:02,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-20 22:11:02,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 22:11:02,316 INFO L87 Difference]: Start difference. First operand 129 states and 208 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 22:11:02,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 22:11:02,346 INFO L93 Difference]: Finished difference Result 157 states and 264 transitions. [2021-01-20 22:11:02,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-20 22:11:02,347 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 47 [2021-01-20 22:11:02,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 22:11:02,348 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-20 22:11:02,348 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 264 transitions. Word has length 47 [2021-01-20 22:11:02,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 22:11:02,349 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 264 transitions. [2021-01-20 22:11:02,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 22:11:02,349 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 264 transitions. [2021-01-20 22:11:02,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-01-20 22:11:02,352 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 22:11:02,352 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 22:11:02,353 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-20 22:11:02,353 INFO L429 AbstractCegarLoop]: === Iteration 3 === [threadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 22:11:02,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 22:11:02,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1268352326, now seen corresponding path program 1 times [2021-01-20 22:11:02,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 22:11:02,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318115309] [2021-01-20 22:11:02,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 22:11:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 22:11:02,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 22:11:02,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318115309] [2021-01-20 22:11:02,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064133263] [2021-01-20 22:11:02,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 22:11:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 22:11:02,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-20 22:11:02,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 22:11:02,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 22:11:02,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-20 22:11:02,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-01-20 22:11:02,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190372275] [2021-01-20 22:11:02,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-20 22:11:02,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 22:11:02,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-20 22:11:02,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-20 22:11:02,655 INFO L87 Difference]: Start difference. First operand 157 states and 264 transitions. Second operand 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) [2021-01-20 22:11:02,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 22:11:02,728 INFO L93 Difference]: Finished difference Result 192 states and 334 transitions. [2021-01-20 22:11:02,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-20 22:11:02,729 INFO L78 Accepts]: Start accepts. 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) Word has length 52 [2021-01-20 22:11:02,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 22:11:02,730 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-01-20 22:11:02,730 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 334 transitions. Word has length 52 [2021-01-20 22:11:02,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 22:11:02,730 INFO L481 AbstractCegarLoop]: Abstraction has 192 states and 334 transitions. [2021-01-20 22:11:02,731 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) [2021-01-20 22:11:02,731 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 334 transitions. [2021-01-20 22:11:02,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-01-20 22:11:02,734 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 22:11:02,734 INFO L504 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-20 22:11:02,939 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-01-20 22:11:02,940 INFO L429 AbstractCegarLoop]: === Iteration 4 === [threadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 22:11:02,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 22:11:02,942 INFO L82 PathProgramCache]: Analyzing trace with hash -1780592381, now seen corresponding path program 2 times [2021-01-20 22:11:02,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 22:11:02,942 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807721291] [2021-01-20 22:11:02,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 22:11:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 22:11:03,086 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 22:11:03,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807721291] [2021-01-20 22:11:03,087 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1576907854] [2021-01-20 22:11:03,087 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 22:11:03,163 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-20 22:11:03,163 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-20 22:11:03,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-20 22:11:03,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 22:11:03,211 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 22:11:03,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-20 22:11:03,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-01-20 22:11:03,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228610018] [2021-01-20 22:11:03,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-20 22:11:03,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 22:11:03,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-20 22:11:03,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-01-20 22:11:03,215 INFO L87 Difference]: Start difference. First operand 192 states and 334 transitions. Second operand has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 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 22:11:03,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 22:11:03,305 INFO L93 Difference]: Finished difference Result 227 states and 404 transitions. [2021-01-20 22:11:03,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 22:11:03,305 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 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 57 [2021-01-20 22:11:03,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 22:11:03,307 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2021-01-20 22:11:03,307 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 404 transitions. Word has length 57 [2021-01-20 22:11:03,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 22:11:03,307 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 404 transitions. [2021-01-20 22:11:03,307 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 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 22:11:03,308 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 404 transitions. [2021-01-20 22:11:03,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-01-20 22:11:03,310 INFO L496 BasicCegarLoop]: Found error trace [2021-01-20 22:11:03,311 INFO L504 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:03,519 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 22:11:03,520 INFO L429 AbstractCegarLoop]: === Iteration 5 === [threadErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, threadErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-20 22:11:03,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-20 22:11:03,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1067166874, now seen corresponding path program 3 times [2021-01-20 22:11:03,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-20 22:11:03,523 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121822984] [2021-01-20 22:11:03,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-20 22:11:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-20 22:11:03,693 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-20 22:11:03,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121822984] [2021-01-20 22:11:03,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988301333] [2021-01-20 22:11:03,694 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 22:11:03,791 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-01-20 22:11:03,791 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-20 22:11:03,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 7 conjunts are in the unsatisfiable core [2021-01-20 22:11:03,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-20 22:11:03,895 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-01-20 22:11:03,895 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-20 22:11:03,895 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2021-01-20 22:11:03,896 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773209260] [2021-01-20 22:11:03,896 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-20 22:11:03,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-20 22:11:03,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-20 22:11:03,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-01-20 22:11:03,898 INFO L87 Difference]: Start difference. First operand 227 states and 404 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 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 22:11:04,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-20 22:11:04,003 INFO L93 Difference]: Finished difference Result 219 states and 392 transitions. [2021-01-20 22:11:04,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-20 22:11:04,004 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 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 62 [2021-01-20 22:11:04,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-20 22:11:04,005 INFO L769 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2021-01-20 22:11:04,006 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 392 transitions. Word has length 62 [2021-01-20 22:11:04,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-20 22:11:04,006 INFO L481 AbstractCegarLoop]: Abstraction has 219 states and 392 transitions. [2021-01-20 22:11:04,006 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 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 22:11:04,007 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 392 transitions. [2021-01-20 22:11:04,007 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-20 22:11:04,215 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-20 22:11:04,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.01 10:11:04 BasicIcfg [2021-01-20 22:11:04,221 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-20 22:11:04,223 INFO L168 Benchmark]: Toolchain (without parser) took 4091.83 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 277.1 MB in the beginning and 305.2 MB in the end (delta: -28.1 MB). Peak memory consumption was 34.3 MB. Max. memory is 16.0 GB. [2021-01-20 22:11:04,224 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory is still 272.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-20 22:11:04,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.80 ms. Allocated memory is still 302.0 MB. Free memory was 276.9 MB in the beginning and 247.1 MB in the end (delta: 29.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2021-01-20 22:11:04,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.97 ms. Allocated memory is still 302.0 MB. Free memory was 246.9 MB in the beginning and 245.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-20 22:11:04,231 INFO L168 Benchmark]: Boogie Preprocessor took 62.10 ms. Allocated memory is still 302.0 MB. Free memory was 245.0 MB in the beginning and 243.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-20 22:11:04,232 INFO L168 Benchmark]: RCFGBuilder took 650.74 ms. Allocated memory is still 302.0 MB. Free memory was 243.6 MB in the beginning and 263.7 MB in the end (delta: -20.1 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.0 GB. [2021-01-20 22:11:04,233 INFO L168 Benchmark]: TraceAbstraction took 2546.75 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 262.7 MB in the beginning and 305.2 MB in the end (delta: -42.5 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.0 GB. [2021-01-20 22:11:04,237 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory is still 272.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 727.80 ms. Allocated memory is still 302.0 MB. Free memory was 276.9 MB in the beginning and 247.1 MB in the end (delta: 29.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 94.97 ms. Allocated memory is still 302.0 MB. Free memory was 246.9 MB in the beginning and 245.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 62.10 ms. Allocated memory is still 302.0 MB. Free memory was 245.0 MB in the beginning and 243.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 650.74 ms. Allocated memory is still 302.0 MB. Free memory was 243.6 MB in the beginning and 263.7 MB in the end (delta: -20.1 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2546.75 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 262.7 MB in the beginning and 305.2 MB in the end (delta: -42.5 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 696]: 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 2 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 5, TraceHistogramMax: 3, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 376 SDtfs, 235 SDslu, 990 SDs, 0 SdLazy, 116 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 209 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=227occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 432 NumberOfCodeBlocks, 427 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 424 ConstructedInterpolants, 0 QuantifiedInterpolants, 33862 SizeOfPredicates, 12 NumberOfNonLiveVariables, 412 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 18/52 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...