/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/regression/SimpleFunctionPointer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-29289db [2021-06-05 12:55:19,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 12:55:19,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 12:55:19,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-05 12:55:19,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-05 12:55:19,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-05 12:55:19,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-05 12:55:19,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-05 12:55:19,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-05 12:55:19,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-05 12:55:19,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-05 12:55:19,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-05 12:55:19,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-05 12:55:19,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-05 12:55:19,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-05 12:55:19,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-05 12:55:19,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-05 12:55:19,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-05 12:55:19,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-05 12:55:19,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-05 12:55:19,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-05 12:55:19,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-05 12:55:19,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-05 12:55:19,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-05 12:55:19,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-05 12:55:19,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-05 12:55:19,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-05 12:55:19,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-05 12:55:19,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-05 12:55:19,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-05 12:55:19,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-05 12:55:19,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-05 12:55:19,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-05 12:55:19,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 12:55:19,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 12:55:19,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 12:55:19,173 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-Separate.epf [2021-06-05 12:55:19,209 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 12:55:19,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 12:55:19,210 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 12:55:19,210 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 12:55:19,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 12:55:19,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 12:55:19,213 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 12:55:19,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 12:55:19,213 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 12:55:19,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 12:55:19,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 12:55:19,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 12:55:19,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 12:55:19,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 12:55:19,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 12:55:19,215 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 12:55:19,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 12:55:19,215 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 12:55:19,215 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 12:55:19,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 12:55:19,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 12:55:19,215 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 12:55:19,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 12:55:19,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 12:55:19,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 12:55:19,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 12:55:19,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 12:55:19,216 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 12:55:19,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 12:55:19,216 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 12:55:19,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 12:55:19,216 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-06-05 12:55:19,217 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 12:55:19,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 12:55:19,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 12:55:19,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 12:55:19,544 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-05 12:55:19,545 INFO L275 PluginConnector]: CDTParser initialized [2021-06-05 12:55:19,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/SimpleFunctionPointer.c [2021-06-05 12:55:19,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22c457589/7eb2c52fae5e4481a3dab52e71fddb70/FLAG651c273e6 [2021-06-05 12:55:20,205 INFO L306 CDTParser]: Found 1 translation units. [2021-06-05 12:55:20,206 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/SimpleFunctionPointer.c [2021-06-05 12:55:20,206 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-05 12:55:20,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22c457589/7eb2c52fae5e4481a3dab52e71fddb70/FLAG651c273e6 [2021-06-05 12:55:20,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22c457589/7eb2c52fae5e4481a3dab52e71fddb70 [2021-06-05 12:55:20,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 12:55:20,587 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-05 12:55:20,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-05 12:55:20,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-05 12:55:20,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-05 12:55:20,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 12:55:20" (1/1) ... [2021-06-05 12:55:20,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@427d76c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20, skipping insertion in model container [2021-06-05 12:55:20,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 12:55:20" (1/1) ... [2021-06-05 12:55:20,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-05 12:55:20,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-05 12:55:20,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 12:55:20,724 INFO L203 MainTranslator]: Completed pre-run [2021-06-05 12:55:20,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 12:55:20,744 INFO L208 MainTranslator]: Completed translation [2021-06-05 12:55:20,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20 WrapperNode [2021-06-05 12:55:20,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-05 12:55:20,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 12:55:20,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 12:55:20,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 12:55:20,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20" (1/1) ... [2021-06-05 12:55:20,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20" (1/1) ... [2021-06-05 12:55:20,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 12:55:20,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 12:55:20,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 12:55:20,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 12:55:20,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20" (1/1) ... [2021-06-05 12:55:20,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20" (1/1) ... [2021-06-05 12:55:20,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20" (1/1) ... [2021-06-05 12:55:20,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20" (1/1) ... [2021-06-05 12:55:20,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20" (1/1) ... [2021-06-05 12:55:20,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20" (1/1) ... [2021-06-05 12:55:20,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20" (1/1) ... [2021-06-05 12:55:20,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 12:55:20,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 12:55:20,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 12:55:20,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 12:55:20,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20" (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 [2021-06-05 12:55:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-05 12:55:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2021-06-05 12:55:20,885 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2021-06-05 12:55:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 12:55:20,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 12:55:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-05 12:55:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-05 12:55:20,888 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-05 12:55:21,080 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 12:55:21,081 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-06-05 12:55:21,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 12:55:21 BoogieIcfgContainer [2021-06-05 12:55:21,082 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 12:55:21,083 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 12:55:21,083 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 12:55:21,086 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 12:55:21,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.06 12:55:20" (1/3) ... [2021-06-05 12:55:21,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eb89944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 12:55:21, skipping insertion in model container [2021-06-05 12:55:21,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 12:55:20" (2/3) ... [2021-06-05 12:55:21,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eb89944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 12:55:21, skipping insertion in model container [2021-06-05 12:55:21,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 12:55:21" (3/3) ... [2021-06-05 12:55:21,088 INFO L111 eAbstractionObserver]: Analyzing ICFG SimpleFunctionPointer.c [2021-06-05 12:55:21,109 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 12:55:21,109 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 12:55:21,109 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-06-05 12:55:21,110 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 12:55:21,136 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,136 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,136 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,136 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,136 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,136 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,137 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,137 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,137 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,137 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,137 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,137 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,139 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,140 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,140 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,140 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 12:55:21,143 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-05 12:55:21,161 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-05 12:55:21,185 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 12:55:21,185 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 12:55:21,185 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 12:55:21,185 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 12:55:21,185 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 12:55:21,185 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 12:55:21,186 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 12:55:21,186 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 12:55:21,192 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 24 places, 20 transitions, 45 flow [2021-06-05 12:55:21,211 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 38 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 37 states have internal predecessors, (55), 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) [2021-06-05 12:55:21,213 INFO L276 IsEmpty]: Start isEmpty. Operand has 38 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 37 states have internal predecessors, (55), 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) [2021-06-05 12:55:21,220 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-05 12:55:21,222 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-05 12:55:21,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.06 12:55:21 BasicIcfg [2021-06-05 12:55:21,224 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-05 12:55:21,227 INFO L168 Benchmark]: Toolchain (without parser) took 637.94 ms. Allocated memory is still 316.7 MB. Free memory was 280.2 MB in the beginning and 279.4 MB in the end (delta: 807.6 kB). Peak memory consumption was 201.0 kB. Max. memory is 16.0 GB. [2021-06-05 12:55:21,228 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 316.7 MB. Free memory is still 297.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 12:55:21,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 156.33 ms. Allocated memory is still 316.7 MB. Free memory was 280.0 MB in the beginning and 297.3 MB in the end (delta: -17.3 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.0 GB. [2021-06-05 12:55:21,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.04 ms. Allocated memory is still 316.7 MB. Free memory was 297.3 MB in the beginning and 296.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 12:55:21,232 INFO L168 Benchmark]: Boogie Preprocessor took 47.76 ms. Allocated memory is still 316.7 MB. Free memory was 296.2 MB in the beginning and 301.4 MB in the end (delta: -5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-06-05 12:55:21,233 INFO L168 Benchmark]: RCFGBuilder took 266.15 ms. Allocated memory is still 316.7 MB. Free memory was 301.4 MB in the beginning and 287.8 MB in the end (delta: 13.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. [2021-06-05 12:55:21,234 INFO L168 Benchmark]: TraceAbstraction took 141.11 ms. Allocated memory is still 316.7 MB. Free memory was 286.7 MB in the beginning and 279.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.0 GB. [2021-06-05 12:55:21,242 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 316.7 MB. Free memory is still 297.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 156.33 ms. Allocated memory is still 316.7 MB. Free memory was 280.0 MB in the beginning and 297.3 MB in the end (delta: -17.3 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 21.04 ms. Allocated memory is still 316.7 MB. Free memory was 297.3 MB in the beginning and 296.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 47.76 ms. Allocated memory is still 316.7 MB. Free memory was 296.2 MB in the beginning and 301.4 MB in the end (delta: -5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 266.15 ms. Allocated memory is still 316.7 MB. Free memory was 301.4 MB in the beginning and 287.8 MB in the end (delta: 13.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 141.11 ms. Allocated memory is still 316.7 MB. Free memory was 286.7 MB in the beginning and 279.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 37.9ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 9.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 25.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! Received shutdown request...