./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-lit/fkp2013_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-lit/fkp2013_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 0f2b5b3ca7dcade09f862500dce5b503b8376415 .................................................................................................................................................................................................................................... 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_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 0f2b5b3ca7dcade09f862500dce5b503b8376415 ...................................................................................................................................................................................................................................... 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 0.1.24-0ed9222-m [2019-01-13 05:52:35,385 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 05:52:35,388 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 05:52:35,405 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 05:52:35,406 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 05:52:35,408 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 05:52:35,411 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 05:52:35,414 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 05:52:35,416 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 05:52:35,419 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 05:52:35,421 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 05:52:35,422 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 05:52:35,423 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 05:52:35,423 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 05:52:35,433 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 05:52:35,434 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 05:52:35,435 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 05:52:35,438 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 05:52:35,443 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 05:52:35,445 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 05:52:35,446 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 05:52:35,449 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 05:52:35,451 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 05:52:35,451 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 05:52:35,451 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 05:52:35,453 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 05:52:35,455 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 05:52:35,455 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 05:52:35,456 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 05:52:35,457 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 05:52:35,457 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 05:52:35,460 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 05:52:35,460 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 05:52:35,460 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 05:52:35,462 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 05:52:35,462 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 05:52:35,464 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-13 05:52:35,490 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 05:52:35,491 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 05:52:35,493 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 05:52:35,493 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 05:52:35,494 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 05:52:35,494 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 05:52:35,494 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-13 05:52:35,495 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 05:52:35,495 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-13 05:52:35,496 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 05:52:35,496 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 05:52:35,496 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 05:52:35,496 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 05:52:35,496 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-13 05:52:35,496 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 05:52:35,496 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 05:52:35,497 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 05:52:35,497 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 05:52:35,497 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 05:52:35,497 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 05:52:35,497 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 05:52:35,497 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 05:52:35,500 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 05:52:35,500 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 05:52:35,501 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 05:52:35,501 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 05:52:35,501 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 05:52:35,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-13 05:52:35,501 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 -> 0f2b5b3ca7dcade09f862500dce5b503b8376415 [2019-01-13 05:52:35,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 05:52:35,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 05:52:35,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 05:52:35,585 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 05:52:35,585 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 05:52:35,586 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-lit/fkp2013_true-unreach-call.i [2019-01-13 05:52:35,647 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3117ed4b1/0ee477dc998b4c7aac4f17533db70c5d/FLAG72289378b [2019-01-13 05:52:36,120 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 05:52:36,121 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-lit/fkp2013_true-unreach-call.i [2019-01-13 05:52:36,134 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3117ed4b1/0ee477dc998b4c7aac4f17533db70c5d/FLAG72289378b [2019-01-13 05:52:36,447 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3117ed4b1/0ee477dc998b4c7aac4f17533db70c5d [2019-01-13 05:52:36,450 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 05:52:36,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 05:52:36,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 05:52:36,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 05:52:36,456 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 05:52:36,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 05:52:36" (1/1) ... [2019-01-13 05:52:36,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c9046da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:36, skipping insertion in model container [2019-01-13 05:52:36,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 05:52:36" (1/1) ... [2019-01-13 05:52:36,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 05:52:36,511 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 05:52:36,920 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 05:52:36,937 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 05:52:37,112 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 05:52:37,183 INFO L195 MainTranslator]: Completed translation [2019-01-13 05:52:37,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:37 WrapperNode [2019-01-13 05:52:37,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 05:52:37,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-13 05:52:37,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-13 05:52:37,185 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-13 05:52:37,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:37" (1/1) ... [2019-01-13 05:52:37,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:37" (1/1) ... [2019-01-13 05:52:37,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-13 05:52:37,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 05:52:37,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 05:52:37,238 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 05:52:37,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:37" (1/1) ... [2019-01-13 05:52:37,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:37" (1/1) ... [2019-01-13 05:52:37,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:37" (1/1) ... [2019-01-13 05:52:37,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:37" (1/1) ... [2019-01-13 05:52:37,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:37" (1/1) ... [2019-01-13 05:52:37,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:37" (1/1) ... [2019-01-13 05:52:37,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:37" (1/1) ... [2019-01-13 05:52:37,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 05:52:37,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 05:52:37,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 05:52:37,271 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 05:52:37,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:37" (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 [2019-01-13 05:52:37,329 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-01-13 05:52:37,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-01-13 05:52:37,329 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-01-13 05:52:37,330 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-01-13 05:52:37,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-13 05:52:37,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 05:52:37,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 05:52:37,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 05:52:37,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 05:52:37,332 WARN L204 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-13 05:52:37,784 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 05:52:37,784 INFO L286 CfgBuilder]: Removed 7 assue(true) statements. [2019-01-13 05:52:37,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 05:52:37 BoogieIcfgContainer [2019-01-13 05:52:37,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 05:52:37,787 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 05:52:37,787 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 05:52:37,790 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 05:52:37,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 05:52:36" (1/3) ... [2019-01-13 05:52:37,791 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f07d842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 05:52:37, skipping insertion in model container [2019-01-13 05:52:37,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:37" (2/3) ... [2019-01-13 05:52:37,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f07d842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 05:52:37, skipping insertion in model container [2019-01-13 05:52:37,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 05:52:37" (3/3) ... [2019-01-13 05:52:37,794 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013_true-unreach-call.i [2019-01-13 05:52:37,826 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,827 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,827 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,827 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,828 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,828 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,828 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,829 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,829 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,829 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,830 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,830 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,830 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,830 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,830 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,831 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,831 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,831 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,831 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,832 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,832 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:37,854 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-13 05:52:37,855 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 05:52:37,862 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-01-13 05:52:37,878 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-01-13 05:52:37,905 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 05:52:37,906 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 05:52:37,906 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-13 05:52:37,906 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 05:52:37,907 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 05:52:37,907 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 05:52:37,907 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 05:52:37,907 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 05:52:37,907 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 05:52:37,916 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 48places, 48 transitions [2019-01-13 05:52:37,940 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) [2019-01-13 05:52:37,943 INFO L168 Benchmark]: Toolchain (without parser) took 1492.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -144.4 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2019-01-13 05:52:37,945 INFO L168 Benchmark]: CDTParser took 0.29 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. [2019-01-13 05:52:37,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -181.4 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2019-01-13 05:52:37,947 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.48 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. [2019-01-13 05:52:37,947 INFO L168 Benchmark]: Boogie Preprocessor took 32.74 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. [2019-01-13 05:52:37,948 INFO L168 Benchmark]: RCFGBuilder took 515.26 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2019-01-13 05:52:37,949 INFO L168 Benchmark]: TraceAbstraction took 155.45 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-13 05:52:37,954 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 732.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -181.4 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.48 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 32.74 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 515.26 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 155.45 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: 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 0.1.24-0ed9222-m [2019-01-13 05:52:40,234 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 05:52:40,239 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 05:52:40,257 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 05:52:40,257 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 05:52:40,258 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 05:52:40,260 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 05:52:40,262 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 05:52:40,263 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 05:52:40,264 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 05:52:40,265 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 05:52:40,265 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 05:52:40,266 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 05:52:40,267 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 05:52:40,268 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 05:52:40,269 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 05:52:40,270 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 05:52:40,272 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 05:52:40,274 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 05:52:40,276 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 05:52:40,277 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 05:52:40,278 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 05:52:40,281 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 05:52:40,281 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 05:52:40,281 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 05:52:40,282 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 05:52:40,283 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 05:52:40,284 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 05:52:40,285 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 05:52:40,286 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 05:52:40,287 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 05:52:40,287 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 05:52:40,288 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 05:52:40,288 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 05:52:40,289 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 05:52:40,290 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 05:52:40,290 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-13 05:52:40,314 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 05:52:40,316 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 05:52:40,317 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 05:52:40,317 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 05:52:40,317 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 05:52:40,319 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 05:52:40,319 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-13 05:52:40,319 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-13 05:52:40,320 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 05:52:40,320 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 05:52:40,320 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 05:52:40,320 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 05:52:40,320 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-13 05:52:40,320 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-13 05:52:40,321 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-13 05:52:40,323 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 05:52:40,323 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 05:52:40,323 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 05:52:40,323 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 05:52:40,323 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 05:52:40,323 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 05:52:40,324 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 05:52:40,326 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 05:52:40,326 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 05:52:40,326 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 05:52:40,326 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 05:52:40,327 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-13 05:52:40,327 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 05:52:40,327 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-13 05:52:40,327 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-13 05:52:40,328 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 -> 0f2b5b3ca7dcade09f862500dce5b503b8376415 [2019-01-13 05:52:40,391 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 05:52:40,403 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 05:52:40,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 05:52:40,409 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 05:52:40,409 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 05:52:40,410 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-lit/fkp2013_true-unreach-call.i [2019-01-13 05:52:40,470 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af85c82bf/3b1956d81ae14bafabba8eca132844d3/FLAGabd451744 [2019-01-13 05:52:40,937 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 05:52:40,937 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-lit/fkp2013_true-unreach-call.i [2019-01-13 05:52:40,955 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af85c82bf/3b1956d81ae14bafabba8eca132844d3/FLAGabd451744 [2019-01-13 05:52:41,244 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af85c82bf/3b1956d81ae14bafabba8eca132844d3 [2019-01-13 05:52:41,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 05:52:41,248 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 05:52:41,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 05:52:41,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 05:52:41,253 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 05:52:41,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 05:52:41" (1/1) ... [2019-01-13 05:52:41,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c6942e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41, skipping insertion in model container [2019-01-13 05:52:41,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 05:52:41" (1/1) ... [2019-01-13 05:52:41,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 05:52:41,316 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 05:52:41,734 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 05:52:41,751 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 05:52:41,886 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 05:52:41,970 INFO L195 MainTranslator]: Completed translation [2019-01-13 05:52:41,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41 WrapperNode [2019-01-13 05:52:41,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 05:52:41,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-13 05:52:41,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-13 05:52:41,973 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-13 05:52:41,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41" (1/1) ... [2019-01-13 05:52:42,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41" (1/1) ... [2019-01-13 05:52:42,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-13 05:52:42,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 05:52:42,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 05:52:42,038 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 05:52:42,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41" (1/1) ... [2019-01-13 05:52:42,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41" (1/1) ... [2019-01-13 05:52:42,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41" (1/1) ... [2019-01-13 05:52:42,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41" (1/1) ... [2019-01-13 05:52:42,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41" (1/1) ... [2019-01-13 05:52:42,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41" (1/1) ... [2019-01-13 05:52:42,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41" (1/1) ... [2019-01-13 05:52:42,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 05:52:42,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 05:52:42,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 05:52:42,075 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 05:52:42,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41" (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 [2019-01-13 05:52:42,135 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-01-13 05:52:42,135 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-01-13 05:52:42,135 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-01-13 05:52:42,135 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-01-13 05:52:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 05:52:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 05:52:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-13 05:52:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 05:52:42,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 05:52:42,139 WARN L204 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-13 05:52:42,622 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 05:52:42,623 INFO L286 CfgBuilder]: Removed 7 assue(true) statements. [2019-01-13 05:52:42,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 05:52:42 BoogieIcfgContainer [2019-01-13 05:52:42,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 05:52:42,626 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 05:52:42,626 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 05:52:42,629 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 05:52:42,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 05:52:41" (1/3) ... [2019-01-13 05:52:42,630 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6050f289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 05:52:42, skipping insertion in model container [2019-01-13 05:52:42,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:52:41" (2/3) ... [2019-01-13 05:52:42,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6050f289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 05:52:42, skipping insertion in model container [2019-01-13 05:52:42,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 05:52:42" (3/3) ... [2019-01-13 05:52:42,633 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013_true-unreach-call.i [2019-01-13 05:52:42,666 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,666 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,666 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,666 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,667 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,667 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,667 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,669 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,669 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,670 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,670 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,670 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,670 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,671 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,672 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,672 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,672 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,673 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,673 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,673 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,673 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:52:42,705 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-13 05:52:42,706 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 05:52:42,714 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-01-13 05:52:42,729 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-01-13 05:52:42,752 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 05:52:42,753 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 05:52:42,753 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-13 05:52:42,753 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 05:52:42,753 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 05:52:42,753 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 05:52:42,753 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 05:52:42,753 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 05:52:42,754 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 05:52:42,762 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 49places, 49 transitions [2019-01-13 05:52:42,789 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) [2019-01-13 05:52:42,794 INFO L168 Benchmark]: Toolchain (without parser) took 1547.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -136.9 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2019-01-13 05:52:42,796 INFO L168 Benchmark]: CDTParser took 0.18 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. [2019-01-13 05:52:42,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -180.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-01-13 05:52:42,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.67 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. [2019-01-13 05:52:42,799 INFO L168 Benchmark]: Boogie Preprocessor took 35.89 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-13 05:52:42,800 INFO L168 Benchmark]: RCFGBuilder took 550.14 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: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-01-13 05:52:42,801 INFO L168 Benchmark]: TraceAbstraction took 167.77 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2019-01-13 05:52:42,807 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 722.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -180.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.67 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 35.89 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 550.14 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: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 167.77 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: 13.3 MB). Peak memory consumption was 13.3 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...