./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-nondet/nondet-array_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa 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-nondet/nondet-array_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 55ea1c09bc92e43d86114c4707c944648092faf6 ...................................................................................................................................................................................................................... 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-nondet/nondet-array_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 55ea1c09bc92e43d86114c4707c944648092faf6 ........................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 01:05:04,547 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 01:05:04,548 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 01:05:04,566 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 01:05:04,566 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 01:05:04,568 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 01:05:04,569 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 01:05:04,574 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 01:05:04,577 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 01:05:04,578 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 01:05:04,579 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 01:05:04,580 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 01:05:04,581 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 01:05:04,583 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 01:05:04,584 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 01:05:04,585 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 01:05:04,586 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 01:05:04,588 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 01:05:04,590 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 01:05:04,592 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 01:05:04,593 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 01:05:04,594 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 01:05:04,597 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 01:05:04,597 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 01:05:04,597 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 01:05:04,598 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 01:05:04,599 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 01:05:04,600 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 01:05:04,601 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 01:05:04,602 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 01:05:04,602 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 01:05:04,603 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 01:05:04,603 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 01:05:04,604 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 01:05:04,604 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 01:05:04,605 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 01:05:04,605 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-01 01:05:04,637 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 01:05:04,637 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 01:05:04,638 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 01:05:04,638 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 01:05:04,642 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 01:05:04,643 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 01:05:04,643 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 01:05:04,643 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 01:05:04,643 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 01:05:04,644 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 01:05:04,644 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-01 01:05:04,644 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 01:05:04,644 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-01 01:05:04,644 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 01:05:04,645 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 01:05:04,645 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 01:05:04,645 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-01 01:05:04,645 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 01:05:04,645 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 01:05:04,645 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 01:05:04,646 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 01:05:04,647 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 01:05:04,647 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 01:05:04,647 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 01:05:04,647 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-01 01:05:04,647 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 01:05:04,648 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 01:05:04,648 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-01 01:05:04,648 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 -> 55ea1c09bc92e43d86114c4707c944648092faf6 [2019-01-01 01:05:04,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 01:05:04,729 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 01:05:04,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 01:05:04,735 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 01:05:04,736 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 01:05:04,737 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-nondet/nondet-array_true-unreach-call.i [2019-01-01 01:05:04,808 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f429fd04/b476b4d279694e759f961073d87e1083/FLAGa734a32d8 [2019-01-01 01:05:05,300 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 01:05:05,300 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-nondet/nondet-array_true-unreach-call.i [2019-01-01 01:05:05,319 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f429fd04/b476b4d279694e759f961073d87e1083/FLAGa734a32d8 [2019-01-01 01:05:05,609 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f429fd04/b476b4d279694e759f961073d87e1083 [2019-01-01 01:05:05,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 01:05:05,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 01:05:05,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 01:05:05,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 01:05:05,621 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 01:05:05,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 01:05:05" (1/1) ... [2019-01-01 01:05:05,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2998007b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:05, skipping insertion in model container [2019-01-01 01:05:05,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 01:05:05" (1/1) ... [2019-01-01 01:05:05,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 01:05:05,698 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 01:05:06,187 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 01:05:06,203 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 01:05:06,329 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 01:05:06,419 INFO L195 MainTranslator]: Completed translation [2019-01-01 01:05:06,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:06 WrapperNode [2019-01-01 01:05:06,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 01:05:06,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 01:05:06,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 01:05:06,421 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 01:05:06,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:06" (1/1) ... [2019-01-01 01:05:06,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:06" (1/1) ... [2019-01-01 01:05:06,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 01:05:06,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 01:05:06,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 01:05:06,484 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 01:05:06,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:06" (1/1) ... [2019-01-01 01:05:06,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:06" (1/1) ... [2019-01-01 01:05:06,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:06" (1/1) ... [2019-01-01 01:05:06,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:06" (1/1) ... [2019-01-01 01:05:06,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:06" (1/1) ... [2019-01-01 01:05:06,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:06" (1/1) ... [2019-01-01 01:05:06,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:06" (1/1) ... [2019-01-01 01:05:06,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 01:05:06,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 01:05:06,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 01:05:06,521 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 01:05:06,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:06" (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 [2019-01-01 01:05:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-01 01:05:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-01 01:05:06,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-01 01:05:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2019-01-01 01:05:06,579 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2019-01-01 01:05:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 01:05:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-01 01:05:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 01:05:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 01:05:06,582 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-01 01:05:07,113 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 01:05:07,114 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2019-01-01 01:05:07,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 01:05:07 BoogieIcfgContainer [2019-01-01 01:05:07,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 01:05:07,116 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 01:05:07,116 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 01:05:07,121 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 01:05:07,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 01:05:05" (1/3) ... [2019-01-01 01:05:07,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fea15df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 01:05:07, skipping insertion in model container [2019-01-01 01:05:07,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:06" (2/3) ... [2019-01-01 01:05:07,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fea15df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 01:05:07, skipping insertion in model container [2019-01-01 01:05:07,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 01:05:07" (3/3) ... [2019-01-01 01:05:07,126 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-array_true-unreach-call.i [2019-01-01 01:05:07,177 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:07,177 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:07,178 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:07,178 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:07,178 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:07,179 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:07,179 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:07,210 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-01 01:05:07,210 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 01:05:07,219 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-01 01:05:07,238 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-01 01:05:07,264 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 01:05:07,265 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 01:05:07,265 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-01 01:05:07,265 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 01:05:07,266 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 01:05:07,266 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 01:05:07,266 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 01:05:07,266 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 01:05:07,266 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 01:05:07,276 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 59places, 64 transitions [2019-01-01 01:05:07,291 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_thr 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) [2019-01-01 01:05:07,294 INFO L168 Benchmark]: Toolchain (without parser) took 1681.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -105.0 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2019-01-01 01:05:07,297 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. [2019-01-01 01:05:07,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 805.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -143.6 MB). Peak memory consumption was 37.1 MB. Max. memory is 11.5 GB. [2019-01-01 01:05:07,298 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.80 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. [2019-01-01 01:05:07,299 INFO L168 Benchmark]: Boogie Preprocessor took 36.73 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. [2019-01-01 01:05:07,300 INFO L168 Benchmark]: RCFGBuilder took 594.97 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: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-01-01 01:05:07,301 INFO L168 Benchmark]: TraceAbstraction took 177.24 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2019-01-01 01:05:07,306 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 805.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -143.6 MB). Peak memory consumption was 37.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.80 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 36.73 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. * RCFGBuilder took 594.97 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: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 177.24 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: 13.6 MB). Peak memory consumption was 13.6 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_thr de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr: 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 0.1.24-2e94e6a [2019-01-01 01:05:09,869 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 01:05:09,871 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 01:05:09,889 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 01:05:09,889 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 01:05:09,890 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 01:05:09,891 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 01:05:09,893 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 01:05:09,895 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 01:05:09,896 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 01:05:09,897 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 01:05:09,897 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 01:05:09,898 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 01:05:09,899 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 01:05:09,900 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 01:05:09,901 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 01:05:09,902 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 01:05:09,904 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 01:05:09,906 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 01:05:09,908 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 01:05:09,909 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 01:05:09,911 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 01:05:09,913 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 01:05:09,914 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 01:05:09,914 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 01:05:09,915 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 01:05:09,916 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 01:05:09,917 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 01:05:09,918 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 01:05:09,919 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 01:05:09,919 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 01:05:09,920 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 01:05:09,920 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 01:05:09,920 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 01:05:09,922 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 01:05:09,922 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 01:05:09,923 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-01 01:05:09,944 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 01:05:09,945 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 01:05:09,946 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 01:05:09,947 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 01:05:09,948 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 01:05:09,948 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 01:05:09,948 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 01:05:09,949 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 01:05:09,949 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 01:05:09,949 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-01 01:05:09,949 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 01:05:09,950 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-01 01:05:09,950 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-01 01:05:09,950 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-01 01:05:09,951 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 01:05:09,951 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 01:05:09,951 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 01:05:09,951 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-01 01:05:09,951 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 01:05:09,951 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 01:05:09,954 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 01:05:09,954 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 01:05:09,955 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 01:05:09,955 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 01:05:09,955 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 01:05:09,955 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-01 01:05:09,956 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-01 01:05:09,956 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 01:05:09,956 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-01 01:05:09,956 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-01 01:05:09,956 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 -> 55ea1c09bc92e43d86114c4707c944648092faf6 [2019-01-01 01:05:10,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 01:05:10,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 01:05:10,038 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 01:05:10,040 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 01:05:10,040 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 01:05:10,041 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-nondet/nondet-array_true-unreach-call.i [2019-01-01 01:05:10,116 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92da4f724/4d479c0164d24b1d83f07b04951e6f98/FLAGec1fd6b13 [2019-01-01 01:05:10,645 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 01:05:10,646 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-nondet/nondet-array_true-unreach-call.i [2019-01-01 01:05:10,663 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92da4f724/4d479c0164d24b1d83f07b04951e6f98/FLAGec1fd6b13 [2019-01-01 01:05:10,926 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92da4f724/4d479c0164d24b1d83f07b04951e6f98 [2019-01-01 01:05:10,930 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 01:05:10,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 01:05:10,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 01:05:10,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 01:05:10,937 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 01:05:10,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 01:05:10" (1/1) ... [2019-01-01 01:05:10,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c9ff534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:10, skipping insertion in model container [2019-01-01 01:05:10,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 01:05:10" (1/1) ... [2019-01-01 01:05:10,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 01:05:11,001 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 01:05:11,432 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 01:05:11,462 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 01:05:11,651 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 01:05:11,750 INFO L195 MainTranslator]: Completed translation [2019-01-01 01:05:11,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:11 WrapperNode [2019-01-01 01:05:11,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 01:05:11,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 01:05:11,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 01:05:11,753 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 01:05:11,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:11" (1/1) ... [2019-01-01 01:05:11,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:11" (1/1) ... [2019-01-01 01:05:11,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 01:05:11,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 01:05:11,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 01:05:11,809 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 01:05:11,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:11" (1/1) ... [2019-01-01 01:05:11,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:11" (1/1) ... [2019-01-01 01:05:11,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:11" (1/1) ... [2019-01-01 01:05:11,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:11" (1/1) ... [2019-01-01 01:05:11,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:11" (1/1) ... [2019-01-01 01:05:11,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:11" (1/1) ... [2019-01-01 01:05:11,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:11" (1/1) ... [2019-01-01 01:05:11,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 01:05:11,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 01:05:11,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 01:05:11,856 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 01:05:11,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:11" (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 [2019-01-01 01:05:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-01 01:05:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-01-01 01:05:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2019-01-01 01:05:11,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2019-01-01 01:05:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 01:05:11,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-01 01:05:11,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-01 01:05:11,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 01:05:11,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 01:05:11,921 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-01 01:05:12,439 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 01:05:12,439 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2019-01-01 01:05:12,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 01:05:12 BoogieIcfgContainer [2019-01-01 01:05:12,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 01:05:12,441 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 01:05:12,441 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 01:05:12,446 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 01:05:12,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 01:05:10" (1/3) ... [2019-01-01 01:05:12,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32357c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 01:05:12, skipping insertion in model container [2019-01-01 01:05:12,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 01:05:11" (2/3) ... [2019-01-01 01:05:12,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32357c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 01:05:12, skipping insertion in model container [2019-01-01 01:05:12,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 01:05:12" (3/3) ... [2019-01-01 01:05:12,451 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-array_true-unreach-call.i [2019-01-01 01:05:12,486 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:12,486 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:12,487 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:12,487 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:12,487 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:12,487 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:12,488 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 01:05:12,513 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-01 01:05:12,513 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 01:05:12,522 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-01 01:05:12,539 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-01 01:05:12,562 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 01:05:12,563 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 01:05:12,563 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-01 01:05:12,563 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 01:05:12,564 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 01:05:12,564 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 01:05:12,564 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 01:05:12,564 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 01:05:12,564 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 01:05:12,575 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 59places, 64 transitions [2019-01-01 01:05:12,592 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_thr 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) [2019-01-01 01:05:12,596 INFO L168 Benchmark]: Toolchain (without parser) took 1665.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -124.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2019-01-01 01:05:12,598 INFO L168 Benchmark]: CDTParser took 0.61 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. [2019-01-01 01:05:12,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 819.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -165.2 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. [2019-01-01 01:05:12,600 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.86 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. [2019-01-01 01:05:12,600 INFO L168 Benchmark]: Boogie Preprocessor took 46.69 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. [2019-01-01 01:05:12,601 INFO L168 Benchmark]: RCFGBuilder took 584.66 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: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2019-01-01 01:05:12,602 INFO L168 Benchmark]: TraceAbstraction took 154.17 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: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-01-01 01:05:12,607 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 819.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -165.2 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.86 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 46.69 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. * RCFGBuilder took 584.66 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: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 154.17 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: 13.9 MB). Peak memory consumption was 13.9 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_thr de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr: 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...