./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-lit/fkp2013_variant_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e 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-lit/fkp2013_variant_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 376411b509fa30f3972bf08d429083cb413425da ...................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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-lit/fkp2013_variant_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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 376411b509fa30f3972bf08d429083cb413425da ........................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 20:44:22,279 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 20:44:22,282 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 20:44:22,300 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 20:44:22,301 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 20:44:22,303 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 20:44:22,305 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 20:44:22,308 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 20:44:22,311 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 20:44:22,312 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 20:44:22,312 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 20:44:22,313 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 20:44:22,314 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 20:44:22,315 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 20:44:22,318 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 20:44:22,319 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 20:44:22,320 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 20:44:22,330 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 20:44:22,335 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 20:44:22,337 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 20:44:22,338 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 20:44:22,343 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 20:44:22,347 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 20:44:22,347 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 20:44:22,348 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 20:44:22,349 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 20:44:22,352 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 20:44:22,353 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 20:44:22,354 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 20:44:22,357 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 20:44:22,357 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 20:44:22,360 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 20:44:22,360 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 20:44:22,360 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 20:44:22,361 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 20:44:22,362 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 20:44:22,362 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 20:44:22,396 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 20:44:22,396 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 20:44:22,397 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 20:44:22,398 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 20:44:22,398 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 20:44:22,398 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 20:44:22,399 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 20:44:22,400 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 20:44:22,400 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 20:44:22,400 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 20:44:22,400 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 20:44:22,401 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 20:44:22,401 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 20:44:22,401 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 20:44:22,401 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 20:44:22,401 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 20:44:22,401 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 20:44:22,402 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 20:44:22,403 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 20:44:22,403 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 20:44:22,403 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 20:44:22,404 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 20:44:22,404 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 20:44:22,404 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 20:44:22,404 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 20:44:22,404 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 20:44:22,404 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 20:44:22,405 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 20:44:22,405 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 20:44:22,405 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 20:44:22,405 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 -> 376411b509fa30f3972bf08d429083cb413425da [2018-11-28 20:44:22,460 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 20:44:22,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 20:44:22,478 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 20:44:22,479 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 20:44:22,480 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 20:44:22,480 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-lit/fkp2013_variant_true-unreach-call.i [2018-11-28 20:44:22,542 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de2d366f7/8effe7d602104c318a4abcd08c92a308/FLAGe41cc9233 [2018-11-28 20:44:23,121 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 20:44:23,121 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-lit/fkp2013_variant_true-unreach-call.i [2018-11-28 20:44:23,136 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de2d366f7/8effe7d602104c318a4abcd08c92a308/FLAGe41cc9233 [2018-11-28 20:44:23,377 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de2d366f7/8effe7d602104c318a4abcd08c92a308 [2018-11-28 20:44:23,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 20:44:23,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 20:44:23,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 20:44:23,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 20:44:23,388 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 20:44:23,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:44:23" (1/1) ... [2018-11-28 20:44:23,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22cff152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:23, skipping insertion in model container [2018-11-28 20:44:23,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:44:23" (1/1) ... [2018-11-28 20:44:23,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 20:44:23,467 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 20:44:23,918 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 20:44:23,929 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 20:44:23,991 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 20:44:24,075 INFO L195 MainTranslator]: Completed translation [2018-11-28 20:44:24,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:24 WrapperNode [2018-11-28 20:44:24,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 20:44:24,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 20:44:24,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 20:44:24,077 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 20:44:24,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:24" (1/1) ... [2018-11-28 20:44:24,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:24" (1/1) ... [2018-11-28 20:44:24,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 20:44:24,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 20:44:24,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 20:44:24,211 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 20:44:24,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:24" (1/1) ... [2018-11-28 20:44:24,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:24" (1/1) ... [2018-11-28 20:44:24,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:24" (1/1) ... [2018-11-28 20:44:24,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:24" (1/1) ... [2018-11-28 20:44:24,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:24" (1/1) ... [2018-11-28 20:44:24,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:24" (1/1) ... [2018-11-28 20:44:24,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:24" (1/1) ... [2018-11-28 20:44:24,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 20:44:24,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 20:44:24,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 20:44:24,255 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 20:44:24,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:24" (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 [2018-11-28 20:44:24,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 20:44:24,326 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 20:44:24,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 20:44:24,326 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 20:44:24,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 20:44:24,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 20:44:24,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 20:44:24,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 20:44:24,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 20:44:24,329 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 20:44:24,819 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 20:44:24,819 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 20:44:24,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:44:24 BoogieIcfgContainer [2018-11-28 20:44:24,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 20:44:24,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 20:44:24,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 20:44:24,825 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 20:44:24,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:44:23" (1/3) ... [2018-11-28 20:44:24,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7470819b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:44:24, skipping insertion in model container [2018-11-28 20:44:24,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:24" (2/3) ... [2018-11-28 20:44:24,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7470819b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:44:24, skipping insertion in model container [2018-11-28 20:44:24,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:44:24" (3/3) ... [2018-11-28 20:44:24,828 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013_variant_true-unreach-call.i [2018-11-28 20:44:24,873 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,874 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,874 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,874 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,875 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,876 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,876 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,877 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,877 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,877 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,877 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,878 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,878 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,878 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,878 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,878 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,879 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,879 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,879 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,880 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,880 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:24,889 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 20:44:24,889 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 20:44:24,898 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 20:44:24,915 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 20:44:24,939 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 20:44:24,940 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 20:44:24,940 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 20:44:24,940 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 20:44:24,940 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 20:44:24,941 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 20:44:24,941 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 20:44:24,941 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 20:44:24,941 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 20:44:24,952 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 53places, 53 transitions [2018-11-28 20:44:24,982 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 20:44:24,986 INFO L168 Benchmark]: Toolchain (without parser) took 1603.45 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -116.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 20:44:24,995 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 20:44:24,995 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.01 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 916.4 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-28 20:44:24,996 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 916.4 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-28 20:44:24,997 INFO L168 Benchmark]: Boogie Preprocessor took 44.48 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 20:44:24,998 INFO L168 Benchmark]: RCFGBuilder took 564.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-28 20:44:25,000 INFO L168 Benchmark]: TraceAbstraction took 163.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 20:44:25,007 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 692.01 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 916.4 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 133.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 916.4 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.48 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 564.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 163.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-91b1670 [2018-11-28 20:44:27,464 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 20:44:27,466 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 20:44:27,479 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 20:44:27,479 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 20:44:27,480 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 20:44:27,482 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 20:44:27,484 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 20:44:27,486 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 20:44:27,487 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 20:44:27,488 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 20:44:27,489 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 20:44:27,490 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 20:44:27,491 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 20:44:27,492 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 20:44:27,493 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 20:44:27,494 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 20:44:27,497 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 20:44:27,499 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 20:44:27,501 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 20:44:27,503 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 20:44:27,504 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 20:44:27,507 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 20:44:27,507 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 20:44:27,507 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 20:44:27,508 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 20:44:27,510 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 20:44:27,511 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 20:44:27,511 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 20:44:27,513 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 20:44:27,513 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 20:44:27,514 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 20:44:27,514 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 20:44:27,514 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 20:44:27,516 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 20:44:27,517 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 20:44:27,518 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 20:44:27,541 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 20:44:27,541 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 20:44:27,544 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 20:44:27,545 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 20:44:27,546 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 20:44:27,546 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 20:44:27,546 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 20:44:27,546 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 20:44:27,548 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 20:44:27,549 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 20:44:27,549 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 20:44:27,549 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 20:44:27,549 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 20:44:27,549 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 20:44:27,549 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 20:44:27,550 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 20:44:27,552 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 20:44:27,552 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 20:44:27,553 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 20:44:27,553 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 20:44:27,553 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 20:44:27,553 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 20:44:27,553 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 20:44:27,553 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 20:44:27,554 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 20:44:27,554 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 20:44:27,554 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 20:44:27,554 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 20:44:27,554 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 20:44:27,555 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 20:44:27,557 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 20:44:27,557 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 20:44:27,557 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 -> 376411b509fa30f3972bf08d429083cb413425da [2018-11-28 20:44:27,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 20:44:27,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 20:44:27,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 20:44:27,619 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 20:44:27,619 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 20:44:27,620 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-lit/fkp2013_variant_true-unreach-call.i [2018-11-28 20:44:27,678 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa22f2731/e9fd30b156a84ba2be926d4c76adc31b/FLAG4b806638f [2018-11-28 20:44:28,181 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 20:44:28,182 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-lit/fkp2013_variant_true-unreach-call.i [2018-11-28 20:44:28,201 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa22f2731/e9fd30b156a84ba2be926d4c76adc31b/FLAG4b806638f [2018-11-28 20:44:28,478 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa22f2731/e9fd30b156a84ba2be926d4c76adc31b [2018-11-28 20:44:28,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 20:44:28,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 20:44:28,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 20:44:28,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 20:44:28,492 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 20:44:28,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:44:28" (1/1) ... [2018-11-28 20:44:28,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb91e84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:28, skipping insertion in model container [2018-11-28 20:44:28,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:44:28" (1/1) ... [2018-11-28 20:44:28,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 20:44:28,565 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 20:44:29,006 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 20:44:29,023 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 20:44:29,209 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 20:44:29,308 INFO L195 MainTranslator]: Completed translation [2018-11-28 20:44:29,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:29 WrapperNode [2018-11-28 20:44:29,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 20:44:29,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 20:44:29,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 20:44:29,310 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 20:44:29,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:29" (1/1) ... [2018-11-28 20:44:29,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:29" (1/1) ... [2018-11-28 20:44:29,388 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 20:44:29,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 20:44:29,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 20:44:29,390 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 20:44:29,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:29" (1/1) ... [2018-11-28 20:44:29,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:29" (1/1) ... [2018-11-28 20:44:29,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:29" (1/1) ... [2018-11-28 20:44:29,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:29" (1/1) ... [2018-11-28 20:44:29,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:29" (1/1) ... [2018-11-28 20:44:29,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:29" (1/1) ... [2018-11-28 20:44:29,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:29" (1/1) ... [2018-11-28 20:44:29,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 20:44:29,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 20:44:29,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 20:44:29,462 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 20:44:29,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:29" (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 [2018-11-28 20:44:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 20:44:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 20:44:29,535 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 20:44:29,535 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 20:44:29,536 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 20:44:29,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 20:44:29,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 20:44:29,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 20:44:29,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 20:44:29,538 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 20:44:30,097 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 20:44:30,097 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 20:44:30,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:44:30 BoogieIcfgContainer [2018-11-28 20:44:30,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 20:44:30,100 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 20:44:30,100 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 20:44:30,103 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 20:44:30,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:44:28" (1/3) ... [2018-11-28 20:44:30,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@348bdceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:44:30, skipping insertion in model container [2018-11-28 20:44:30,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:44:29" (2/3) ... [2018-11-28 20:44:30,106 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@348bdceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:44:30, skipping insertion in model container [2018-11-28 20:44:30,106 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:44:30" (3/3) ... [2018-11-28 20:44:30,108 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013_variant_true-unreach-call.i [2018-11-28 20:44:30,152 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,152 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,152 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,152 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,153 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,153 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,153 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,154 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,154 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,155 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,155 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,155 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,155 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,156 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,156 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,156 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,156 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,156 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,157 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,157 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,157 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:44:30,170 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 20:44:30,170 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 20:44:30,179 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 20:44:30,198 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 20:44:30,223 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 20:44:30,223 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 20:44:30,223 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 20:44:30,224 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 20:44:30,224 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 20:44:30,224 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 20:44:30,224 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 20:44:30,224 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 20:44:30,224 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 20:44:30,236 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 52places, 52 transitions [2018-11-28 20:44:30,258 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 20:44:30,262 INFO L168 Benchmark]: Toolchain (without parser) took 1777.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -116.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-28 20:44:30,264 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 20:44:30,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 823.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2018-11-28 20:44:30,265 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.27 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. [2018-11-28 20:44:30,265 INFO L168 Benchmark]: Boogie Preprocessor took 71.97 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. [2018-11-28 20:44:30,266 INFO L168 Benchmark]: RCFGBuilder took 637.31 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: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2018-11-28 20:44:30,267 INFO L168 Benchmark]: TraceAbstraction took 160.81 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-28 20:44:30,272 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 823.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.27 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. * Boogie Preprocessor took 71.97 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 637.31 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: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 160.81 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...