./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-ext/46_monabsex2_vs_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-ext/46_monabsex2_vs_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 e54656298cddafb63abe6a2fe4c42dd55636e801 ................................................................................................................................................................................................................... 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-ext/46_monabsex2_vs_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 e54656298cddafb63abe6a2fe4c42dd55636e801 ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 17:32:04,369 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 17:32:04,371 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 17:32:04,384 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 17:32:04,384 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 17:32:04,386 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 17:32:04,387 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 17:32:04,389 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 17:32:04,390 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 17:32:04,392 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 17:32:04,393 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 17:32:04,393 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 17:32:04,394 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 17:32:04,395 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 17:32:04,397 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 17:32:04,398 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 17:32:04,399 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 17:32:04,401 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 17:32:04,403 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 17:32:04,405 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 17:32:04,406 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 17:32:04,408 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 17:32:04,411 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 17:32:04,411 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 17:32:04,411 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 17:32:04,412 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 17:32:04,413 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 17:32:04,415 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 17:32:04,416 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 17:32:04,417 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 17:32:04,418 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 17:32:04,418 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 17:32:04,419 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 17:32:04,419 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 17:32:04,420 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 17:32:04,421 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 17:32:04,422 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 17:32:04,437 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 17:32:04,438 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 17:32:04,439 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 17:32:04,439 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 17:32:04,440 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 17:32:04,440 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 17:32:04,440 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 17:32:04,440 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 17:32:04,440 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 17:32:04,441 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 17:32:04,441 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 17:32:04,441 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 17:32:04,441 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 17:32:04,441 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 17:32:04,441 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 17:32:04,442 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 17:32:04,443 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 17:32:04,443 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 17:32:04,443 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 17:32:04,444 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 17:32:04,444 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 17:32:04,444 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 17:32:04,444 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 17:32:04,444 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 17:32:04,444 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 17:32:04,446 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 17:32:04,446 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 17:32:04,446 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 17:32:04,446 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 -> e54656298cddafb63abe6a2fe4c42dd55636e801 [2018-12-31 17:32:04,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 17:32:04,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 17:32:04,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 17:32:04,506 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 17:32:04,507 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 17:32:04,509 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/46_monabsex2_vs_true-unreach-call.i [2018-12-31 17:32:04,575 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c603aa39b/edf2750911db495280539ad69a4834d6/FLAG1f9128e02 [2018-12-31 17:32:05,108 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 17:32:05,108 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/46_monabsex2_vs_true-unreach-call.i [2018-12-31 17:32:05,134 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c603aa39b/edf2750911db495280539ad69a4834d6/FLAG1f9128e02 [2018-12-31 17:32:05,376 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c603aa39b/edf2750911db495280539ad69a4834d6 [2018-12-31 17:32:05,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 17:32:05,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 17:32:05,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 17:32:05,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 17:32:05,388 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 17:32:05,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:32:05" (1/1) ... [2018-12-31 17:32:05,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bcc5e7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:05, skipping insertion in model container [2018-12-31 17:32:05,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:32:05" (1/1) ... [2018-12-31 17:32:05,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 17:32:05,456 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 17:32:05,892 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:32:05,907 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 17:32:05,976 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:32:06,123 INFO L195 MainTranslator]: Completed translation [2018-12-31 17:32:06,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:06 WrapperNode [2018-12-31 17:32:06,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 17:32:06,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 17:32:06,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 17:32:06,125 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 17:32:06,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:06" (1/1) ... [2018-12-31 17:32:06,155 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:06" (1/1) ... [2018-12-31 17:32:06,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 17:32:06,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 17:32:06,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 17:32:06,181 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 17:32:06,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:06" (1/1) ... [2018-12-31 17:32:06,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:06" (1/1) ... [2018-12-31 17:32:06,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:06" (1/1) ... [2018-12-31 17:32:06,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:06" (1/1) ... [2018-12-31 17:32:06,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:06" (1/1) ... [2018-12-31 17:32:06,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:06" (1/1) ... [2018-12-31 17:32:06,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:06" (1/1) ... [2018-12-31 17:32:06,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 17:32:06,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 17:32:06,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 17:32:06,225 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 17:32:06,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:06" (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 [2018-12-31 17:32:06,281 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-31 17:32:06,281 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-31 17:32:06,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 17:32:06,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 17:32:06,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 17:32:06,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 17:32:06,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 17:32:06,284 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-31 17:32:06,697 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 17:32:06,697 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-31 17:32:06,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:32:06 BoogieIcfgContainer [2018-12-31 17:32:06,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 17:32:06,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 17:32:06,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 17:32:06,702 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 17:32:06,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 05:32:05" (1/3) ... [2018-12-31 17:32:06,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d389da1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:32:06, skipping insertion in model container [2018-12-31 17:32:06,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:06" (2/3) ... [2018-12-31 17:32:06,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d389da1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:32:06, skipping insertion in model container [2018-12-31 17:32:06,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:32:06" (3/3) ... [2018-12-31 17:32:06,706 INFO L112 eAbstractionObserver]: Analyzing ICFG 46_monabsex2_vs_true-unreach-call.i [2018-12-31 17:32:06,736 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:32:06,737 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:32:06,737 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:32:06,737 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:32:06,738 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:32:06,738 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:32:06,757 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-31 17:32:06,758 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 17:32:06,767 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-31 17:32:06,784 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-31 17:32:06,806 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 17:32:06,807 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 17:32:06,807 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 17:32:06,807 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 17:32:06,808 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 17:32:06,808 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 17:32:06,808 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 17:32:06,808 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 17:32:06,808 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 17:32:06,816 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 25places, 26 transitions [2018-12-31 17:32:06,828 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_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-31 17:32:06,831 INFO L168 Benchmark]: Toolchain (without parser) took 1450.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -126.8 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. [2018-12-31 17:32:06,833 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:32:06,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-12-31 17:32:06,835 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.53 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: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2018-12-31 17:32:06,836 INFO L168 Benchmark]: Boogie Preprocessor took 43.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:32:06,837 INFO L168 Benchmark]: RCFGBuilder took 473.56 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: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-12-31 17:32:06,838 INFO L168 Benchmark]: TraceAbstraction took 131.73 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. [2018-12-31 17:32:06,844 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 740.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.53 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: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.52 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 473.56 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: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 131.73 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: 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 [2018-12-31 17:32:09,183 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 17:32:09,185 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 17:32:09,199 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 17:32:09,200 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 17:32:09,201 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 17:32:09,202 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 17:32:09,204 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 17:32:09,206 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 17:32:09,207 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 17:32:09,208 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 17:32:09,208 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 17:32:09,209 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 17:32:09,210 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 17:32:09,212 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 17:32:09,213 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 17:32:09,214 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 17:32:09,216 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 17:32:09,219 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 17:32:09,220 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 17:32:09,222 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 17:32:09,223 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 17:32:09,226 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 17:32:09,226 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 17:32:09,227 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 17:32:09,228 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 17:32:09,229 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 17:32:09,230 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 17:32:09,231 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 17:32:09,233 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 17:32:09,233 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 17:32:09,234 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 17:32:09,234 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 17:32:09,234 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 17:32:09,236 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 17:32:09,236 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 17:32:09,237 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 17:32:09,264 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 17:32:09,264 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 17:32:09,270 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 17:32:09,270 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 17:32:09,271 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 17:32:09,271 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 17:32:09,271 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 17:32:09,271 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 17:32:09,271 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 17:32:09,273 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 17:32:09,273 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 17:32:09,273 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 17:32:09,273 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 17:32:09,273 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 17:32:09,274 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 17:32:09,274 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 17:32:09,274 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 17:32:09,274 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 17:32:09,274 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 17:32:09,275 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 17:32:09,276 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 17:32:09,276 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 17:32:09,276 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 17:32:09,277 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 17:32:09,277 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 17:32:09,277 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 17:32:09,277 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 17:32:09,277 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 17:32:09,278 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 17:32:09,278 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 17:32:09,278 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 -> e54656298cddafb63abe6a2fe4c42dd55636e801 [2018-12-31 17:32:09,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 17:32:09,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 17:32:09,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 17:32:09,365 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 17:32:09,366 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 17:32:09,366 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/46_monabsex2_vs_true-unreach-call.i [2018-12-31 17:32:09,420 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb20f4b91/827d0121fa2244c59e0557a40197e01b/FLAG6aa0deee0 [2018-12-31 17:32:09,928 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 17:32:09,929 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/46_monabsex2_vs_true-unreach-call.i [2018-12-31 17:32:09,949 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb20f4b91/827d0121fa2244c59e0557a40197e01b/FLAG6aa0deee0 [2018-12-31 17:32:10,190 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb20f4b91/827d0121fa2244c59e0557a40197e01b [2018-12-31 17:32:10,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 17:32:10,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 17:32:10,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 17:32:10,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 17:32:10,201 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 17:32:10,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:32:10" (1/1) ... [2018-12-31 17:32:10,205 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 31.12 05:32:10, skipping insertion in model container [2018-12-31 17:32:10,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:32:10" (1/1) ... [2018-12-31 17:32:10,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 17:32:10,265 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 17:32:10,697 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:32:10,722 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 17:32:10,876 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:32:10,963 INFO L195 MainTranslator]: Completed translation [2018-12-31 17:32:10,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:10 WrapperNode [2018-12-31 17:32:10,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 17:32:10,965 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 17:32:10,965 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 17:32:10,965 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 17:32:10,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:10" (1/1) ... [2018-12-31 17:32:10,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:10" (1/1) ... [2018-12-31 17:32:11,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 17:32:11,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 17:32:11,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 17:32:11,017 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 17:32:11,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:10" (1/1) ... [2018-12-31 17:32:11,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:10" (1/1) ... [2018-12-31 17:32:11,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:10" (1/1) ... [2018-12-31 17:32:11,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:10" (1/1) ... [2018-12-31 17:32:11,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:10" (1/1) ... [2018-12-31 17:32:11,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:10" (1/1) ... [2018-12-31 17:32:11,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:10" (1/1) ... [2018-12-31 17:32:11,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 17:32:11,053 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 17:32:11,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 17:32:11,053 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 17:32:11,054 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 17:32:11,124 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-31 17:32:11,125 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-31 17:32:11,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 17:32:11,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 17:32:11,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 17:32:11,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 17:32:11,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 17:32:11,127 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-31 17:32:11,707 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 17:32:11,707 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-31 17:32:11,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:32:11 BoogieIcfgContainer [2018-12-31 17:32:11,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 17:32:11,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 17:32:11,709 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 17:32:11,712 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 17:32:11,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 05:32:10" (1/3) ... [2018-12-31 17:32:11,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c9d5776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:32:11, skipping insertion in model container [2018-12-31 17:32:11,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:32:10" (2/3) ... [2018-12-31 17:32:11,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c9d5776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:32:11, skipping insertion in model container [2018-12-31 17:32:11,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:32:11" (3/3) ... [2018-12-31 17:32:11,716 INFO L112 eAbstractionObserver]: Analyzing ICFG 46_monabsex2_vs_true-unreach-call.i [2018-12-31 17:32:11,745 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:32:11,745 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:32:11,745 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:32:11,746 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:32:11,746 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:32:11,746 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:32:11,767 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-31 17:32:11,768 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 17:32:11,778 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-31 17:32:11,795 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-31 17:32:11,822 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 17:32:11,822 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 17:32:11,822 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 17:32:11,823 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 17:32:11,823 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 17:32:11,823 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 17:32:11,823 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 17:32:11,823 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 17:32:11,823 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 17:32:11,831 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 25places, 26 transitions [2018-12-31 17:32:11,841 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_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-31 17:32:11,844 INFO L168 Benchmark]: Toolchain (without parser) took 1649.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 71.8 MB). Free memory was 952.7 MB in the beginning and 1.0 GB in the end (delta: -56.1 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-12-31 17:32:11,847 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:32:11,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 768.07 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 71.8 MB). Free memory was 952.7 MB in the beginning and 1.0 GB in the end (delta: -83.0 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-12-31 17:32:11,848 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.63 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:32:11,849 INFO L168 Benchmark]: Boogie Preprocessor took 35.61 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:32:11,849 INFO L168 Benchmark]: RCFGBuilder took 655.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-12-31 17:32:11,851 INFO L168 Benchmark]: TraceAbstraction took 134.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-12-31 17:32:11,855 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 768.07 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 71.8 MB). Free memory was 952.7 MB in the beginning and 1.0 GB in the end (delta: -83.0 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.63 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.61 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 655.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 134.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: 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...