/usr/bin/java -Xmx8000000000 -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-POR-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/regression/atomic/15-goto-within.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 09:23:29,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 09:23:29,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 09:23:29,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 09:23:29,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-14 09:23:29,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-14 09:23:29,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-14 09:23:29,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-14 09:23:29,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-14 09:23:29,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-14 09:23:29,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-14 09:23:29,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-14 09:23:29,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-14 09:23:29,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-14 09:23:29,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-14 09:23:29,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-14 09:23:29,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-14 09:23:29,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-14 09:23:29,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-14 09:23:29,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-14 09:23:29,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-14 09:23:29,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-14 09:23:29,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-14 09:23:29,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-14 09:23:29,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-14 09:23:29,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 09:23:29,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 09:23:29,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 09:23:29,378 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-POR-Persistent-NoLbe.epf [2021-06-14 09:23:29,415 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 09:23:29,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 09:23:29,415 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 09:23:29,416 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 09:23:29,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 09:23:29,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 09:23:29,418 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 09:23:29,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 09:23:29,419 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 09:23:29,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 09:23:29,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 09:23:29,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 09:23:29,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 09:23:29,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 09:23:29,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 09:23:29,421 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 09:23:29,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 09:23:29,421 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 09:23:29,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 09:23:29,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 09:23:29,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 09:23:29,422 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 09:23:29,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 09:23:29,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 09:23:29,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 09:23:29,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 09:23:29,423 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 09:23:29,423 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 09:23:29,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 09:23:29,423 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 09:23:29,423 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 09:23:29,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 09:23:29,424 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-06-14 09:23:29,424 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 09:23:29,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 09:23:29,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 09:23:29,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 09:23:29,749 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 09:23:29,750 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 09:23:29,750 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/atomic/15-goto-within.c [2021-06-14 09:23:29,809 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/661d0e246/be48b9858b9b4e8aab5f7f44b89dcab0/FLAG2f61a217f [2021-06-14 09:23:30,185 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 09:23:30,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/atomic/15-goto-within.c [2021-06-14 09:23:30,186 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-14 09:23:30,213 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/661d0e246/be48b9858b9b4e8aab5f7f44b89dcab0/FLAG2f61a217f [2021-06-14 09:23:30,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/661d0e246/be48b9858b9b4e8aab5f7f44b89dcab0 [2021-06-14 09:23:30,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 09:23:30,628 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 09:23:30,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 09:23:30,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 09:23:30,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 09:23:30,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 09:23:30" (1/1) ... [2021-06-14 09:23:30,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52e42d43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30, skipping insertion in model container [2021-06-14 09:23:30,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 09:23:30" (1/1) ... [2021-06-14 09:23:30,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 09:23:30,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 09:23:30,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 09:23:30,845 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 09:23:30,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 09:23:30,866 INFO L208 MainTranslator]: Completed translation [2021-06-14 09:23:30,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30 WrapperNode [2021-06-14 09:23:30,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 09:23:30,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 09:23:30,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 09:23:30,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 09:23:30,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30" (1/1) ... [2021-06-14 09:23:30,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30" (1/1) ... [2021-06-14 09:23:30,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 09:23:30,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 09:23:30,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 09:23:30,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 09:23:30,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30" (1/1) ... [2021-06-14 09:23:30,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30" (1/1) ... [2021-06-14 09:23:30,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30" (1/1) ... [2021-06-14 09:23:30,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30" (1/1) ... [2021-06-14 09:23:30,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30" (1/1) ... [2021-06-14 09:23:30,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30" (1/1) ... [2021-06-14 09:23:30,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30" (1/1) ... [2021-06-14 09:23:30,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 09:23:30,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 09:23:30,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 09:23:30,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 09:23:30,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30" (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 [2021-06-14 09:23:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 09:23:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 09:23:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 09:23:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2021-06-14 09:23:30,988 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2021-06-14 09:23:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 09:23:30,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 09:23:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 09:23:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 09:23:30,989 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 09:23:31,217 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 09:23:31,218 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-06-14 09:23:31,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 09:23:31 BoogieIcfgContainer [2021-06-14 09:23:31,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 09:23:31,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 09:23:31,227 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 09:23:31,242 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 09:23:31,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 09:23:30" (1/3) ... [2021-06-14 09:23:31,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3491899d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 09:23:31, skipping insertion in model container [2021-06-14 09:23:31,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 09:23:30" (2/3) ... [2021-06-14 09:23:31,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3491899d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 09:23:31, skipping insertion in model container [2021-06-14 09:23:31,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 09:23:31" (3/3) ... [2021-06-14 09:23:31,244 INFO L111 eAbstractionObserver]: Analyzing ICFG 15-goto-within.c [2021-06-14 09:23:31,248 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 09:23:31,249 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 09:23:31,249 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 09:23:31,249 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 09:23:31,263 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,263 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,263 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,263 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,264 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,264 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,264 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,264 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,264 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,264 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,265 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,265 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,266 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,266 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,266 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,266 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 09:23:31,268 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 09:23:31,284 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 09:23:31,325 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 09:23:31,325 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 09:23:31,325 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 09:23:31,326 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 09:23:31,326 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 09:23:31,326 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 09:23:31,326 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 09:23:31,326 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == fooThread1of1ForFork0======== [2021-06-14 09:23:31,400 INFO L430 AbstractCegarLoop]: === Iteration 1 === [fooErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 09:23:31,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 09:23:31,404 INFO L82 PathProgramCache]: Analyzing trace with hash 123854432, now seen corresponding path program 1 times [2021-06-14 09:23:31,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 09:23:31,411 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375554315] [2021-06-14 09:23:31,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 09:23:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 09:23:31,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 09:23:31,618 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 09:23:31,619 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375554315] [2021-06-14 09:23:31,619 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375554315] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 09:23:31,620 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 09:23:31,620 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 09:23:31,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435482065] [2021-06-14 09:23:31,628 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-14 09:23:31,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 09:23:31,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-14 09:23:31,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-14 09:23:31,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:23:31,638 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 09:23:31,640 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 4.25) internal successors, (17), 5 states have internal predecessors, (17), 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) [2021-06-14 09:23:31,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 09:23:31,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 09:23:31,696 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 09:23:31,703 INFO L301 ceAbstractionStarter]: Result for error location fooThread1of1ForFork0 was SAFE (1/3) [2021-06-14 09:23:31,704 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 09:23:31,710 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 09:23:31,710 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 09:23:31,710 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 09:23:31,710 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 09:23:31,710 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 09:23:31,710 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 09:23:31,710 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 09:23:31,710 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == foo======== [2021-06-14 09:23:31,743 INFO L301 ceAbstractionStarter]: Result for error location foo was SAFE (2/3) [2021-06-14 09:23:31,744 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 09:23:31,749 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 09:23:31,750 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 09:23:31,750 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 09:23:31,750 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 09:23:31,750 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 09:23:31,750 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 09:23:31,750 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 09:23:31,750 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 09:23:31,789 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (3/3) [2021-06-14 09:23:31,789 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 09:23:31,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 09:23:31 BasicIcfg [2021-06-14 09:23:31,791 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 09:23:31,792 INFO L168 Benchmark]: Toolchain (without parser) took 1164.03 ms. Allocated memory is still 198.2 MB. Free memory was 160.4 MB in the beginning and 125.5 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 8.0 GB. [2021-06-14 09:23:31,793 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 198.2 MB. Free memory is still 178.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 09:23:31,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.10 ms. Allocated memory is still 198.2 MB. Free memory was 160.2 MB in the beginning and 180.1 MB in the end (delta: -19.9 MB). Peak memory consumption was 8.6 MB. Max. memory is 8.0 GB. [2021-06-14 09:23:31,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.77 ms. Allocated memory is still 198.2 MB. Free memory was 180.1 MB in the beginning and 179.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 09:23:31,794 INFO L168 Benchmark]: Boogie Preprocessor took 22.27 ms. Allocated memory is still 198.2 MB. Free memory was 179.0 MB in the beginning and 178.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 09:23:31,795 INFO L168 Benchmark]: RCFGBuilder took 307.32 ms. Allocated memory is still 198.2 MB. Free memory was 178.0 MB in the beginning and 162.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-06-14 09:23:31,795 INFO L168 Benchmark]: TraceAbstraction took 564.50 ms. Allocated memory is still 198.2 MB. Free memory was 162.2 MB in the beginning and 125.5 MB in the end (delta: 36.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 8.0 GB. [2021-06-14 09:23:31,797 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 198.2 MB. Free memory is still 178.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 236.10 ms. Allocated memory is still 198.2 MB. Free memory was 160.2 MB in the beginning and 180.1 MB in the end (delta: -19.9 MB). Peak memory consumption was 8.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.77 ms. Allocated memory is still 198.2 MB. Free memory was 180.1 MB in the beginning and 179.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 22.27 ms. Allocated memory is still 198.2 MB. Free memory was 179.0 MB in the beginning and 178.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 307.32 ms. Allocated memory is still 198.2 MB. Free memory was 178.0 MB in the beginning and 162.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 564.50 ms. Allocated memory is still 198.2 MB. Free memory was 162.2 MB in the beginning and 125.5 MB in the end (delta: 36.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 80, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 80, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 80, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 54, positive: 52, positive conditional: 0, positive unconditional: 52, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 54, positive: 51, positive conditional: 0, positive unconditional: 51, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 35, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 80, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 54, unknown conditional: 0, unknown unconditional: 54] , Statistics on independence cache: Total cache size (in pairs): 54, Positive cache size: 52, Positive conditional cache size: 0, Positive unconditional cache size: 52, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 35, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 54, Positive cache size: 52, Positive conditional cache size: 0, Positive unconditional cache size: 52, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 73, Number of persistent set computation: 82, Number of trivial persistent sets: 69, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 80, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 80, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 80, positive: 76, positive conditional: 0, positive unconditional: 76, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 54, positive: 52, positive conditional: 0, positive unconditional: 52, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 54, positive: 51, positive conditional: 0, positive unconditional: 51, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 35, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 80, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 54, unknown conditional: 0, unknown unconditional: 54] , Statistics on independence cache: Total cache size (in pairs): 54, Positive cache size: 52, Positive conditional cache size: 0, Positive unconditional cache size: 52, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 35, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 54, Positive cache size: 52, Positive conditional cache size: 0, Positive unconditional cache size: 52, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 48, positive: 46, positive conditional: 0, positive unconditional: 46, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 48, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 19, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 70, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 48, unknown conditional: 0, unknown unconditional: 48] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 46, Positive conditional cache size: 0, Positive unconditional cache size: 46, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 ], Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 24, Number of persistent set computation: 53, Number of trivial persistent sets: 42, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 48, positive: 46, positive conditional: 0, positive unconditional: 46, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 48, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 19, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 70, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 48, unknown conditional: 0, unknown unconditional: 48] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 46, Positive conditional cache size: 0, Positive unconditional cache size: 46, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 ], Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 48, positive: 46, positive conditional: 0, positive unconditional: 46, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 48, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 70, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 48, unknown conditional: 0, unknown unconditional: 48] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 46, Positive conditional cache size: 0, Positive unconditional cache size: 46, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 ], Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 28, Number of persistent set computation: 53, Number of trivial persistent sets: 42, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 48, positive: 46, positive conditional: 0, positive unconditional: 46, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 48, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 70, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 48, unknown conditional: 0, unknown unconditional: 48] , Statistics on independence cache: Total cache size (in pairs): 48, Positive cache size: 46, Positive conditional cache size: 0, Positive unconditional cache size: 46, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 ], Maximal queried relation: 0, Independence queries for same thread: 0 - PositiveResult [Line: 20]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: fooThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 33 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 406.1ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.8ms, PartialOrderReductionTime: 122.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4, 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: TRACE_CHECK: 3.8ms SsaConstructionTime, 23.6ms SatisfiabilityAnalysisTime, 132.5ms InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 128 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: foo with 1 thread instances CFG has 3 procedures, 33 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 36.7ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.1ms, PartialOrderReductionTime: 28.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 33 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 43.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 31.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred 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 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...