./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread/stateful01_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread/stateful01_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df5358766477287cbf5f72515a3b367ae9dfb054 ........................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 22:22:56,864 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 22:22:56,866 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 22:22:56,877 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 22:22:56,878 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 22:22:56,879 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 22:22:56,880 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 22:22:56,882 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 22:22:56,883 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 22:22:56,884 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 22:22:56,885 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 22:22:56,885 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 22:22:56,886 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 22:22:56,887 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 22:22:56,888 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 22:22:56,889 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 22:22:56,890 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 22:22:56,892 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 22:22:56,894 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 22:22:56,895 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 22:22:56,896 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 22:22:56,898 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 22:22:56,900 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 22:22:56,900 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 22:22:56,900 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 22:22:56,901 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 22:22:56,902 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 22:22:56,903 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 22:22:56,904 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 22:22:56,905 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 22:22:56,905 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 22:22:56,906 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 22:22:56,906 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 22:22:56,906 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 22:22:56,907 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 22:22:56,908 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 22:22:56,908 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 22:22:56,923 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 22:22:56,923 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 22:22:56,924 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 22:22:56,924 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 22:22:56,925 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 22:22:56,925 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 22:22:56,925 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 22:22:56,925 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 22:22:56,925 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 22:22:56,926 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 22:22:56,926 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 22:22:56,926 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 22:22:56,926 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 22:22:56,926 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 22:22:56,926 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 22:22:56,927 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 22:22:56,927 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 22:22:56,927 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 22:22:56,927 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 22:22:56,927 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 22:22:56,928 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 22:22:56,928 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 22:22:56,928 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 22:22:56,928 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 22:22:56,928 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 22:22:56,928 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 22:22:56,929 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 22:22:56,929 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 22:22:56,929 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df5358766477287cbf5f72515a3b367ae9dfb054 [2019-01-12 22:22:56,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 22:22:56,983 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 22:22:56,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 22:22:56,990 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 22:22:56,990 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 22:22:56,991 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread/stateful01_true-unreach-call.i [2019-01-12 22:22:57,052 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99475425b/bd2485bcc1d04806bf8a76644967b5eb/FLAG4bdc4a834 [2019-01-12 22:22:57,562 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 22:22:57,562 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread/stateful01_true-unreach-call.i [2019-01-12 22:22:57,576 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99475425b/bd2485bcc1d04806bf8a76644967b5eb/FLAG4bdc4a834 [2019-01-12 22:22:57,855 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99475425b/bd2485bcc1d04806bf8a76644967b5eb [2019-01-12 22:22:57,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 22:22:57,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 22:22:57,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 22:22:57,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 22:22:57,869 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 22:22:57,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:22:57" (1/1) ... [2019-01-12 22:22:57,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30a409c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:57, skipping insertion in model container [2019-01-12 22:22:57,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:22:57" (1/1) ... [2019-01-12 22:22:57,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 22:22:57,940 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 22:22:58,266 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:22:58,288 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 22:22:58,332 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:22:58,481 INFO L195 MainTranslator]: Completed translation [2019-01-12 22:22:58,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:58 WrapperNode [2019-01-12 22:22:58,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 22:22:58,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 22:22:58,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 22:22:58,483 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 22:22:58,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:58" (1/1) ... [2019-01-12 22:22:58,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:58" (1/1) ... [2019-01-12 22:22:58,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 22:22:58,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 22:22:58,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 22:22:58,536 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 22:22:58,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:58" (1/1) ... [2019-01-12 22:22:58,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:58" (1/1) ... [2019-01-12 22:22:58,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:58" (1/1) ... [2019-01-12 22:22:58,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:58" (1/1) ... [2019-01-12 22:22:58,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:58" (1/1) ... [2019-01-12 22:22:58,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:58" (1/1) ... [2019-01-12 22:22:58,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:58" (1/1) ... [2019-01-12 22:22:58,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 22:22:58,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 22:22:58,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 22:22:58,565 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 22:22:58,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:58" (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 [2019-01-12 22:22:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-12 22:22:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2019-01-12 22:22:58,626 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2019-01-12 22:22:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2019-01-12 22:22:58,626 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2019-01-12 22:22:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-12 22:22:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-01-12 22:22:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 22:22:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 22:22:58,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 22:22:58,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 22:22:58,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 22:22:58,628 WARN L204 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-12 22:22:59,187 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 22:22:59,188 INFO L286 CfgBuilder]: Removed 4 assue(true) statements. [2019-01-12 22:22:59,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:22:59 BoogieIcfgContainer [2019-01-12 22:22:59,189 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 22:22:59,190 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 22:22:59,190 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 22:22:59,193 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 22:22:59,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 10:22:57" (1/3) ... [2019-01-12 22:22:59,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e90eaae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:22:59, skipping insertion in model container [2019-01-12 22:22:59,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:22:58" (2/3) ... [2019-01-12 22:22:59,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e90eaae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:22:59, skipping insertion in model container [2019-01-12 22:22:59,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:22:59" (3/3) ... [2019-01-12 22:22:59,197 INFO L112 eAbstractionObserver]: Analyzing ICFG stateful01_true-unreach-call.i [2019-01-12 22:22:59,230 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,230 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,230 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,231 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,231 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,231 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,231 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,232 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,232 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,233 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,233 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,233 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,233 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,233 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,234 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,234 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,234 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,235 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,235 WARN L317 ript$VariableManager]: TermVariabe Thread1_thread2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,235 WARN L317 ript$VariableManager]: TermVariabe Thread1_thread2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,235 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,235 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,236 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,236 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,236 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,236 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:22:59,284 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-12 22:22:59,285 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 22:22:59,292 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 22:22:59,308 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 22:22:59,333 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 22:22:59,333 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 22:22:59,333 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 22:22:59,333 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 22:22:59,334 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 22:22:59,334 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 22:22:59,334 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 22:22:59,334 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 22:22:59,334 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 22:22:59,343 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 75places, 75 transitions [2019-01-12 22:22:59,406 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 746 states. [2019-01-12 22:22:59,411 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states. [2019-01-12 22:22:59,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-01-12 22:22:59,451 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 22:22:59,452 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 22:22:59,454 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 22:22:59,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 22:22:59,461 INFO L82 PathProgramCache]: Analyzing trace with hash -204225454, now seen corresponding path program 1 times [2019-01-12 22:22:59,464 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 22:22:59,464 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 22:22:59,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 22:22:59,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 22:22:59,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 22:22:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 22:22:59,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 22:22:59,794 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 22:22:59,795 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 22:22:59,799 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 22:22:59,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 22:22:59,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 22:22:59,818 INFO L87 Difference]: Start difference. First operand 746 states. Second operand 3 states. [2019-01-12 22:22:59,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 22:22:59,963 INFO L93 Difference]: Finished difference Result 566 states and 1170 transitions. [2019-01-12 22:22:59,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 22:22:59,966 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2019-01-12 22:22:59,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 22:22:59,999 INFO L225 Difference]: With dead ends: 566 [2019-01-12 22:23:00,001 INFO L226 Difference]: Without dead ends: 558 [2019-01-12 22:23:00,004 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 22:23:00,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2019-01-12 22:23:00,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 558. [2019-01-12 22:23:00,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2019-01-12 22:23:00,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 1162 transitions. [2019-01-12 22:23:00,099 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 1162 transitions. Word has length 64 [2019-01-12 22:23:00,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 22:23:00,100 INFO L480 AbstractCegarLoop]: Abstraction has 558 states and 1162 transitions. [2019-01-12 22:23:00,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 22:23:00,101 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1162 transitions. [2019-01-12 22:23:00,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-01-12 22:23:00,105 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 22:23:00,105 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 22:23:00,106 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 22:23:00,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 22:23:00,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1088155346, now seen corresponding path program 2 times [2019-01-12 22:23:00,107 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 22:23:00,108 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 22:23:00,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 22:23:00,119 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 22:23:00,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 22:23:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 22:23:00,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 22:23:00,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 22:23:00,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 22:23:00,571 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 22:23:00,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 22:23:00,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 22:23:00,572 INFO L87 Difference]: Start difference. First operand 558 states and 1162 transitions. Second operand 6 states. [2019-01-12 22:23:00,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 22:23:00,890 INFO L93 Difference]: Finished difference Result 752 states and 1567 transitions. [2019-01-12 22:23:00,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-12 22:23:00,890 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2019-01-12 22:23:00,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 22:23:00,894 INFO L225 Difference]: With dead ends: 752 [2019-01-12 22:23:00,894 INFO L226 Difference]: Without dead ends: 417 [2019-01-12 22:23:00,895 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-01-12 22:23:00,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2019-01-12 22:23:00,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 417. [2019-01-12 22:23:00,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2019-01-12 22:23:00,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 848 transitions. [2019-01-12 22:23:00,917 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 848 transitions. Word has length 64 [2019-01-12 22:23:00,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 22:23:00,918 INFO L480 AbstractCegarLoop]: Abstraction has 417 states and 848 transitions. [2019-01-12 22:23:00,918 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 22:23:00,918 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 848 transitions. [2019-01-12 22:23:00,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-01-12 22:23:00,920 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 22:23:00,920 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 22:23:00,920 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 22:23:00,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 22:23:00,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1716757462, now seen corresponding path program 3 times [2019-01-12 22:23:00,921 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 22:23:00,921 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 22:23:00,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 22:23:00,925 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-12 22:23:00,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 22:23:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 22:23:01,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 22:23:01,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 22:23:01,179 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 22:23:01,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 22:23:01,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 22:23:01,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 22:23:01,181 INFO L87 Difference]: Start difference. First operand 417 states and 848 transitions. Second operand 6 states. [2019-01-12 22:23:01,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 22:23:01,302 INFO L93 Difference]: Finished difference Result 415 states and 846 transitions. [2019-01-12 22:23:01,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-12 22:23:01,304 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2019-01-12 22:23:01,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 22:23:01,305 INFO L225 Difference]: With dead ends: 415 [2019-01-12 22:23:01,305 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 22:23:01,305 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-01-12 22:23:01,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 22:23:01,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 22:23:01,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 22:23:01,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 22:23:01,309 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2019-01-12 22:23:01,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 22:23:01,309 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 22:23:01,309 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 22:23:01,309 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 22:23:01,309 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 22:23:01,314 INFO L305 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2019-01-12 22:23:01,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 10:23:01 BasicIcfg [2019-01-12 22:23:01,317 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 22:23:01,317 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 22:23:01,317 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 22:23:01,318 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 22:23:01,319 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:22:59" (3/4) ... [2019-01-12 22:23:01,323 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 22:23:01,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2019-01-12 22:23:01,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2019-01-12 22:23:01,338 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-01-12 22:23:01,339 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-01-12 22:23:01,396 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 22:23:01,397 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 22:23:01,397 INFO L168 Benchmark]: Toolchain (without parser) took 3537.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 946.0 MB in the beginning and 981.4 MB in the end (delta: -35.4 MB). Peak memory consumption was 113.0 MB. Max. memory is 11.5 GB. [2019-01-12 22:23:01,400 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 22:23:01,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 617.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -187.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2019-01-12 22:23:01,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-01-12 22:23:01,402 INFO L168 Benchmark]: Boogie Preprocessor took 29.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 22:23:01,403 INFO L168 Benchmark]: RCFGBuilder took 624.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2019-01-12 22:23:01,403 INFO L168 Benchmark]: TraceAbstraction took 2126.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.1 MB in the end (delta: 107.6 MB). Peak memory consumption was 107.6 MB. Max. memory is 11.5 GB. [2019-01-12 22:23:01,405 INFO L168 Benchmark]: Witness Printer took 79.44 ms. Allocated memory is still 1.2 GB. Free memory was 988.1 MB in the beginning and 981.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-12 22:23:01,410 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 617.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -187.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 624.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2126.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.1 MB in the end (delta: 107.6 MB). Peak memory consumption was 107.6 MB. Max. memory is 11.5 GB. * Witness Printer took 79.44 ms. Allocated memory is still 1.2 GB. Free memory was 988.1 MB in the beginning and 981.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1245]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 103 locations, 1 error locations. SAFE Result, 1.9s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 269 SDtfs, 104 SDslu, 635 SDs, 0 SdLazy, 61 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=746occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 192 NumberOfCodeBlocks, 192 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 189 ConstructedInterpolants, 0 QuantifiedInterpolants, 42525 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...