/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-POR-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/regression/atomic/14a-subsequent-blocks.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-02 05:06:16,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-02 05:06:16,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-02 05:06:16,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-02 05:06:16,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-02 05:06:16,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-02 05:06:16,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-02 05:06:16,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-02 05:06:16,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-02 05:06:16,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-02 05:06:16,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-02 05:06:16,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-02 05:06:16,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-02 05:06:16,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-02 05:06:16,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-02 05:06:16,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-02 05:06:16,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-02 05:06:16,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-02 05:06:16,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-02 05:06:16,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-02 05:06:16,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-02 05:06:16,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-02 05:06:16,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-02 05:06:16,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-02 05:06:16,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-02 05:06:16,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-02 05:06:16,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-02 05:06:16,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-02 05:06:16,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-02 05:06:16,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-02 05:06:16,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-02 05:06:16,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-02 05:06:16,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-02 05:06:16,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-02 05:06:16,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-02 05:06:16,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-02 05:06:16,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-02 05:06:16,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-02 05:06:16,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-02 05:06:16,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-02 05:06:16,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-02 05:06:16,910 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 [2021-06-02 05:06:16,944 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-02 05:06:16,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-02 05:06:16,945 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-02 05:06:16,945 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-02 05:06:16,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-02 05:06:16,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-02 05:06:16,947 INFO L138 SettingsManager]: * Use SBE=true [2021-06-02 05:06:16,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-02 05:06:16,948 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-02 05:06:16,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-02 05:06:16,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-02 05:06:16,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-02 05:06:16,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-02 05:06:16,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-02 05:06:16,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-02 05:06:16,949 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-02 05:06:16,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-02 05:06:16,950 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-02 05:06:16,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-02 05:06:16,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-02 05:06:16,950 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-02 05:06:16,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-02 05:06:16,950 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-02 05:06:16,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 05:06:16,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-02 05:06:16,951 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-02 05:06:16,951 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-02 05:06:16,951 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-02 05:06:16,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-02 05:06:16,951 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-02 05:06:16,951 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-02 05:06:16,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-02 05:06:16,952 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-06-02 05:06:16,952 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-02 05:06:17,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-02 05:06:17,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-02 05:06:17,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-02 05:06:17,284 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-02 05:06:17,284 INFO L275 PluginConnector]: CDTParser initialized [2021-06-02 05:06:17,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/atomic/14a-subsequent-blocks.c [2021-06-02 05:06:17,350 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7158976a8/afeb925f9c62489d94466091d4ae7191/FLAGfee5bbf8d [2021-06-02 05:06:17,766 INFO L306 CDTParser]: Found 1 translation units. [2021-06-02 05:06:17,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/atomic/14a-subsequent-blocks.c [2021-06-02 05:06:17,767 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-02 05:06:17,795 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7158976a8/afeb925f9c62489d94466091d4ae7191/FLAGfee5bbf8d [2021-06-02 05:06:18,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7158976a8/afeb925f9c62489d94466091d4ae7191 [2021-06-02 05:06:18,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-02 05:06:18,168 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-02 05:06:18,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-02 05:06:18,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-02 05:06:18,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-02 05:06:18,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 05:06:18" (1/1) ... [2021-06-02 05:06:18,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b675f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18, skipping insertion in model container [2021-06-02 05:06:18,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 05:06:18" (1/1) ... [2021-06-02 05:06:18,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-02 05:06:18,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-02 05:06:18,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 05:06:18,384 INFO L203 MainTranslator]: Completed pre-run [2021-06-02 05:06:18,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 05:06:18,439 INFO L208 MainTranslator]: Completed translation [2021-06-02 05:06:18,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18 WrapperNode [2021-06-02 05:06:18,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-02 05:06:18,451 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-02 05:06:18,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-02 05:06:18,451 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-02 05:06:18,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18" (1/1) ... [2021-06-02 05:06:18,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18" (1/1) ... [2021-06-02 05:06:18,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-02 05:06:18,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-02 05:06:18,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-02 05:06:18,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-02 05:06:18,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18" (1/1) ... [2021-06-02 05:06:18,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18" (1/1) ... [2021-06-02 05:06:18,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18" (1/1) ... [2021-06-02 05:06:18,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18" (1/1) ... [2021-06-02 05:06:18,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18" (1/1) ... [2021-06-02 05:06:18,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18" (1/1) ... [2021-06-02 05:06:18,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18" (1/1) ... [2021-06-02 05:06:18,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-02 05:06:18,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-02 05:06:18,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-02 05:06:18,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-02 05:06:18,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18" (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 [2021-06-02 05:06:18,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-02 05:06:18,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-02 05:06:18,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-02 05:06:18,573 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2021-06-02 05:06:18,574 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2021-06-02 05:06:18,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-02 05:06:18,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-02 05:06:18,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-02 05:06:18,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-02 05:06:18,575 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-02 05:06:18,839 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-02 05:06:18,840 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-06-02 05:06:18,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 05:06:18 BoogieIcfgContainer [2021-06-02 05:06:18,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-02 05:06:18,842 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-02 05:06:18,843 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-02 05:06:18,845 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-02 05:06:18,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.06 05:06:18" (1/3) ... [2021-06-02 05:06:18,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54b86c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 05:06:18, skipping insertion in model container [2021-06-02 05:06:18,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:06:18" (2/3) ... [2021-06-02 05:06:18,846 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54b86c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 05:06:18, skipping insertion in model container [2021-06-02 05:06:18,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 05:06:18" (3/3) ... [2021-06-02 05:06:18,847 INFO L111 eAbstractionObserver]: Analyzing ICFG 14a-subsequent-blocks.c [2021-06-02 05:06:18,852 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-02 05:06:18,852 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-02 05:06:18,852 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-02 05:06:18,865 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-02 05:06:18,902 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,902 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,902 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,902 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,903 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,903 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,903 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,903 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,903 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,904 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,904 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,904 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,905 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,906 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,906 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,906 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:06:18,912 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-02 05:06:18,931 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 [2021-06-02 05:06:18,997 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:06:18,998 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:06:18,998 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:06:18,998 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:06:18,998 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:06:18,998 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:06:18,999 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:06:18,999 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == fooThread1of1ForFork0======== [2021-06-02 05:06:19,124 INFO L430 AbstractCegarLoop]: === Iteration 1 === [fooErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 05:06:19,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:06:19,128 INFO L82 PathProgramCache]: Analyzing trace with hash 939378702, now seen corresponding path program 1 times [2021-06-02 05:06:19,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:06:19,135 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927770029] [2021-06-02 05:06:19,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:06:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:06:19,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:06:19,284 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:06:19,285 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927770029] [2021-06-02 05:06:19,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927770029] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:06:19,286 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:06:19,286 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-02 05:06:19,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748824680] [2021-06-02 05:06:19,293 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-02 05:06:19,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:06:19,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-02 05:06:19,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-02 05:06:19,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:06:19,308 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:06:19,310 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2021-06-02 05:06:19,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:06:19,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:06:19,361 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-02 05:06:19,367 INFO L301 ceAbstractionStarter]: Result for error location fooThread1of1ForFork0 was SAFE (1/3) [2021-06-02 05:06:19,369 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 [2021-06-02 05:06:19,375 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:06:19,376 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:06:19,376 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:06:19,376 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:06:19,376 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:06:19,376 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:06:19,376 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:06:19,376 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == foo======== [2021-06-02 05:06:19,467 INFO L301 ceAbstractionStarter]: Result for error location foo was SAFE (2/3) [2021-06-02 05:06:19,469 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 [2021-06-02 05:06:19,475 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:06:19,476 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:06:19,476 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:06:19,476 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:06:19,476 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:06:19,476 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:06:19,476 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:06:19,476 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-02 05:06:19,551 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (3/3) [2021-06-02 05:06:19,551 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-02 05:06:19,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 05:06:19 BasicIcfg [2021-06-02 05:06:19,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-02 05:06:19,555 INFO L168 Benchmark]: Toolchain (without parser) took 1386.07 ms. Allocated memory is still 383.8 MB. Free memory was 346.7 MB in the beginning and 305.1 MB in the end (delta: 41.6 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.0 GB. [2021-06-02 05:06:19,555 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 383.8 MB. Free memory was 365.1 MB in the beginning and 365.0 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 05:06:19,556 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.75 ms. Allocated memory is still 383.8 MB. Free memory was 346.5 MB in the beginning and 368.0 MB in the end (delta: -21.5 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.0 GB. [2021-06-02 05:06:19,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.05 ms. Allocated memory is still 383.8 MB. Free memory was 368.0 MB in the beginning and 366.9 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 05:06:19,557 INFO L168 Benchmark]: Boogie Preprocessor took 20.55 ms. Allocated memory is still 383.8 MB. Free memory was 366.9 MB in the beginning and 365.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:06:19,557 INFO L168 Benchmark]: RCFGBuilder took 337.89 ms. Allocated memory is still 383.8 MB. Free memory was 365.6 MB in the beginning and 350.2 MB in the end (delta: 15.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-02 05:06:19,558 INFO L168 Benchmark]: TraceAbstraction took 711.06 ms. Allocated memory is still 383.8 MB. Free memory was 350.2 MB in the beginning and 305.1 MB in the end (delta: 45.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:06:19,560 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 383.8 MB. Free memory was 365.1 MB in the beginning and 365.0 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 264.75 ms. Allocated memory is still 383.8 MB. Free memory was 346.5 MB in the beginning and 368.0 MB in the end (delta: -21.5 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 29.05 ms. Allocated memory is still 383.8 MB. Free memory was 368.0 MB in the beginning and 366.9 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 20.55 ms. Allocated memory is still 383.8 MB. Free memory was 366.9 MB in the beginning and 365.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 337.89 ms. Allocated memory is still 383.8 MB. Free memory was 365.6 MB in the beginning and 350.2 MB in the end (delta: 15.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 711.06 ms. Allocated memory is still 383.8 MB. Free memory was 350.2 MB in the beginning and 305.1 MB in the end (delta: 45.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.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] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 268, positive: 258, positive conditional: 0, positive unconditional: 258, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 152, positive: 144, positive conditional: 0, positive unconditional: 144, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 152, positive: 136, positive conditional: 0, positive unconditional: 136, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 65, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 268, positive: 114, positive conditional: 0, positive unconditional: 114, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 152, unknown conditional: 0, unknown unconditional: 152] , Statistics on independence cache: Total cache size (in pairs): 152, Positive cache size: 144, Positive conditional cache size: 0, Positive unconditional cache size: 144, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, 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: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 65, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 22, negative conditional: 0, negative unconditional: 22, 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): 152, Positive cache size: 144, Positive conditional cache size: 0, Positive unconditional cache size: 144, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 119, Number of persistent set computation: 87, Number of trivial persistent sets: 71, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 268, positive: 258, positive conditional: 0, positive unconditional: 258, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 152, positive: 144, positive conditional: 0, positive unconditional: 144, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 152, positive: 136, positive conditional: 0, positive unconditional: 136, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 65, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 268, positive: 114, positive conditional: 0, positive unconditional: 114, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 152, unknown conditional: 0, unknown unconditional: 152] , Statistics on independence cache: Total cache size (in pairs): 152, Positive cache size: 144, Positive conditional cache size: 0, Positive unconditional cache size: 144, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.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] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 231, positive: 221, positive conditional: 0, positive unconditional: 221, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 146, positive: 138, positive conditional: 0, positive unconditional: 138, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 146, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 68, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 231, positive: 83, positive conditional: 0, positive unconditional: 83, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 146, unknown conditional: 0, unknown unconditional: 146] , Statistics on independence cache: Total cache size (in pairs): 146, Positive cache size: 138, Positive conditional cache size: 0, Positive unconditional cache size: 138, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 81, Number of persistent set computation: 60, Number of trivial persistent sets: 46, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 231, positive: 221, positive conditional: 0, positive unconditional: 221, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 146, positive: 138, positive conditional: 0, positive unconditional: 138, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 146, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 68, positive: 35, positive conditional: 0, positive unconditional: 35, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 231, positive: 83, positive conditional: 0, positive unconditional: 83, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 146, unknown conditional: 0, unknown unconditional: 146] , Statistics on independence cache: Total cache size (in pairs): 146, Positive cache size: 138, Positive conditional cache size: 0, Positive unconditional cache size: 138, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.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] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 231, positive: 221, positive conditional: 0, positive unconditional: 221, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 146, positive: 138, positive conditional: 0, positive unconditional: 138, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 146, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 56, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 231, positive: 83, positive conditional: 0, positive unconditional: 83, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 146, unknown conditional: 0, unknown unconditional: 146] , Statistics on independence cache: Total cache size (in pairs): 146, Positive cache size: 138, Positive conditional cache size: 0, Positive unconditional cache size: 138, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 66, Number of persistent set computation: 60, Number of trivial persistent sets: 46, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 231, positive: 221, positive conditional: 0, positive unconditional: 221, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 146, positive: 138, positive conditional: 0, positive unconditional: 138, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 146, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 56, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 231, positive: 83, positive conditional: 0, positive unconditional: 83, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 146, unknown conditional: 0, unknown unconditional: 146] , Statistics on independence cache: Total cache size (in pairs): 146, Positive cache size: 138, Positive conditional cache size: 0, Positive unconditional cache size: 138, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8 - PositiveResult [Line: 19]: 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, 35 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 411.5ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.0ms, PartialOrderReductionTime: 165.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, 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: 4.0ms SsaConstructionTime, 20.2ms SatisfiabilityAnalysisTime, 71.3ms InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 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, 35 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 97.6ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.0ms, PartialOrderReductionTime: 87.7ms, 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, 35 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 80.5ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 71.1ms, 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...