./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-lit/fkp2013_variant_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-lit/fkp2013_variant_false-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 8e8eae9dfe2e85dfdb681811e49cd9494094d592 ...................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-lit/fkp2013_variant_false-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 8e8eae9dfe2e85dfdb681811e49cd9494094d592 ........................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-11-28 13:04:31,700 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:04:31,702 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:04:31,715 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:04:31,715 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:04:31,717 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:04:31,718 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:04:31,720 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:04:31,722 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:04:31,723 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:04:31,724 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:04:31,724 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:04:31,725 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:04:31,727 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:04:31,728 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:04:31,729 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:04:31,730 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:04:31,732 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:04:31,735 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:04:31,737 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:04:31,738 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:04:31,739 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:04:31,742 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:04:31,743 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:04:31,743 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:04:31,744 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:04:31,745 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:04:31,746 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:04:31,747 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:04:31,748 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:04:31,749 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:04:31,750 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:04:31,750 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:04:31,750 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:04:31,752 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:04:31,752 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:04:31,753 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 13:04:31,769 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:04:31,769 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:04:31,770 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:04:31,770 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:04:31,771 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:04:31,771 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:04:31,771 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:04:31,772 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:04:31,772 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:04:31,773 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:04:31,773 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:04:31,773 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:04:31,773 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:04:31,773 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:04:31,773 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:04:31,774 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:04:31,774 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:04:31,774 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:04:31,774 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:04:31,774 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:04:31,775 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:04:31,776 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:04:31,776 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:04:31,776 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:04:31,777 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:04:31,777 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:04:31,777 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:04:31,777 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:04:31,777 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:04:31,778 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:04:31,779 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 -> 8e8eae9dfe2e85dfdb681811e49cd9494094d592 [2018-11-28 13:04:31,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:04:31,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:04:31,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:04:31,845 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:04:31,846 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:04:31,846 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-lit/fkp2013_variant_false-unreach-call.i [2018-11-28 13:04:31,906 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/260fdcab2/0e6e46bb9c714897ab297c787336b86d/FLAG9637dc88e [2018-11-28 13:04:32,456 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:04:32,457 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-lit/fkp2013_variant_false-unreach-call.i [2018-11-28 13:04:32,471 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/260fdcab2/0e6e46bb9c714897ab297c787336b86d/FLAG9637dc88e [2018-11-28 13:04:32,733 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/260fdcab2/0e6e46bb9c714897ab297c787336b86d [2018-11-28 13:04:32,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:04:32,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:04:32,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:04:32,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:04:32,745 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:04:32,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:32" (1/1) ... [2018-11-28 13:04:32,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3613db22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:32, skipping insertion in model container [2018-11-28 13:04:32,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:32" (1/1) ... [2018-11-28 13:04:32,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:04:32,814 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:04:33,271 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:04:33,287 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:04:33,459 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:04:33,548 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:04:33,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:33 WrapperNode [2018-11-28 13:04:33,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:04:33,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:04:33,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:04:33,549 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:04:33,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:33" (1/1) ... [2018-11-28 13:04:33,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:33" (1/1) ... [2018-11-28 13:04:33,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:04:33,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:04:33,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:04:33,618 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:04:33,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:33" (1/1) ... [2018-11-28 13:04:33,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:33" (1/1) ... [2018-11-28 13:04:33,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:33" (1/1) ... [2018-11-28 13:04:33,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:33" (1/1) ... [2018-11-28 13:04:33,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:33" (1/1) ... [2018-11-28 13:04:33,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:33" (1/1) ... [2018-11-28 13:04:33,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:33" (1/1) ... [2018-11-28 13:04:33,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:04:33,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:04:33,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:04:33,671 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:04:33,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:04:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:04:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 13:04:33,744 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 13:04:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 13:04:33,744 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 13:04:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 13:04:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:04:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:04:33,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:04:33,747 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 13:04:34,384 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:04:34,384 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 13:04:34,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:04:34 BoogieIcfgContainer [2018-11-28 13:04:34,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:04:34,386 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:04:34,386 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:04:34,389 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:04:34,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:04:32" (1/3) ... [2018-11-28 13:04:34,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78bf0125 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:04:34, skipping insertion in model container [2018-11-28 13:04:34,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:33" (2/3) ... [2018-11-28 13:04:34,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78bf0125 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:04:34, skipping insertion in model container [2018-11-28 13:04:34,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:04:34" (3/3) ... [2018-11-28 13:04:34,393 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013_variant_false-unreach-call.i [2018-11-28 13:04:34,425 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,425 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,425 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,426 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,426 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,426 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,426 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,427 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,427 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,427 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,428 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,428 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,428 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,428 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,428 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,429 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,429 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,429 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,430 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,430 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,430 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:34,462 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 13:04:34,462 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:04:34,470 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 13:04:34,488 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 13:04:34,513 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:04:34,514 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:04:34,514 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:04:34,514 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:04:34,514 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:04:34,515 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:04:34,515 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:04:34,515 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:04:34,515 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:04:34,525 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 53places, 53 transitions [2018-11-28 13:04:34,550 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 13:04:34,554 INFO L168 Benchmark]: Toolchain (without parser) took 1816.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.9 MB). Free memory was 954.0 MB in the beginning and 1.0 GB in the end (delta: -67.6 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-28 13:04:34,556 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:04:34,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.9 MB). Free memory was 954.0 MB in the beginning and 1.1 GB in the end (delta: -101.6 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:04:34,558 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.65 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:04:34,558 INFO L168 Benchmark]: Boogie Preprocessor took 52.50 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:04:34,559 INFO L168 Benchmark]: RCFGBuilder took 716.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:04:34,560 INFO L168 Benchmark]: TraceAbstraction took 167.03 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. [2018-11-28 13:04:34,565 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 808.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.9 MB). Free memory was 954.0 MB in the beginning and 1.1 GB in the end (delta: -101.6 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.65 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.50 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 716.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 167.03 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-11-28 13:04:36,954 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:04:36,956 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:04:36,968 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:04:36,968 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:04:36,969 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:04:36,971 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:04:36,973 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:04:36,974 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:04:36,976 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:04:36,976 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:04:36,977 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:04:36,978 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:04:36,979 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:04:36,980 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:04:36,981 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:04:36,982 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:04:36,984 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:04:36,986 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:04:36,988 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:04:36,989 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:04:36,990 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:04:36,992 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:04:36,993 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:04:36,993 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:04:36,994 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:04:36,995 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:04:36,996 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:04:36,997 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:04:36,998 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:04:36,998 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:04:36,999 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:04:36,999 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:04:36,999 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:04:37,000 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:04:37,001 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:04:37,002 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 13:04:37,019 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:04:37,020 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:04:37,021 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:04:37,022 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:04:37,023 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:04:37,024 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:04:37,024 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:04:37,024 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:04:37,024 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:04:37,024 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:04:37,025 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:04:37,025 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:04:37,026 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:04:37,026 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:04:37,026 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 13:04:37,026 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 13:04:37,026 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:04:37,026 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:04:37,027 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:04:37,027 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:04:37,027 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:04:37,027 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:04:37,027 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:04:37,027 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:04:37,030 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:04:37,030 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:04:37,031 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:04:37,031 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:04:37,031 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 13:04:37,031 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:04:37,031 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 13:04:37,031 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 13:04:37,032 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 -> 8e8eae9dfe2e85dfdb681811e49cd9494094d592 [2018-11-28 13:04:37,092 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:04:37,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:04:37,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:04:37,110 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:04:37,111 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:04:37,111 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-lit/fkp2013_variant_false-unreach-call.i [2018-11-28 13:04:37,171 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8695917b/8048f1b0551141c59be5a6be55c6c04b/FLAGbc9990a25 [2018-11-28 13:04:37,687 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:04:37,692 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-lit/fkp2013_variant_false-unreach-call.i [2018-11-28 13:04:37,713 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8695917b/8048f1b0551141c59be5a6be55c6c04b/FLAGbc9990a25 [2018-11-28 13:04:37,961 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8695917b/8048f1b0551141c59be5a6be55c6c04b [2018-11-28 13:04:37,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:04:37,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:04:37,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:04:37,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:04:37,973 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:04:37,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:37" (1/1) ... [2018-11-28 13:04:37,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2213c723 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:37, skipping insertion in model container [2018-11-28 13:04:37,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:04:37" (1/1) ... [2018-11-28 13:04:37,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:04:38,047 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:04:38,460 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:04:38,475 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:04:38,667 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:04:38,763 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:04:38,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:38 WrapperNode [2018-11-28 13:04:38,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:04:38,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:04:38,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:04:38,765 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:04:38,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:38" (1/1) ... [2018-11-28 13:04:38,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:38" (1/1) ... [2018-11-28 13:04:38,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:04:38,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:04:38,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:04:38,840 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:04:38,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:38" (1/1) ... [2018-11-28 13:04:38,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:38" (1/1) ... [2018-11-28 13:04:38,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:38" (1/1) ... [2018-11-28 13:04:38,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:38" (1/1) ... [2018-11-28 13:04:38,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:38" (1/1) ... [2018-11-28 13:04:38,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:38" (1/1) ... [2018-11-28 13:04:38,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:38" (1/1) ... [2018-11-28 13:04:38,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:04:38,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:04:38,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:04:38,891 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:04:38,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:04:38,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:04:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 13:04:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 13:04:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 13:04:38,961 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 13:04:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:04:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 13:04:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:04:38,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:04:38,964 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 13:04:39,452 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:04:39,452 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 13:04:39,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:04:39 BoogieIcfgContainer [2018-11-28 13:04:39,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:04:39,456 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:04:39,456 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:04:39,460 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:04:39,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:04:37" (1/3) ... [2018-11-28 13:04:39,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c950e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:04:39, skipping insertion in model container [2018-11-28 13:04:39,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:04:38" (2/3) ... [2018-11-28 13:04:39,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c950e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:04:39, skipping insertion in model container [2018-11-28 13:04:39,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:04:39" (3/3) ... [2018-11-28 13:04:39,465 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013_variant_false-unreach-call.i [2018-11-28 13:04:39,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,504 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,504 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,505 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,505 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,505 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,505 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,507 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,508 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,508 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,508 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,508 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,508 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,512 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,513 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,513 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,513 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,513 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,514 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:04:39,529 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 13:04:39,530 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:04:39,537 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 13:04:39,556 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 13:04:39,579 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:04:39,580 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:04:39,580 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:04:39,580 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:04:39,580 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:04:39,580 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:04:39,580 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:04:39,580 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:04:39,581 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:04:39,590 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 52places, 52 transitions [2018-11-28 13:04:39,614 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 13:04:39,617 INFO L168 Benchmark]: Toolchain (without parser) took 1650.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -131.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:04:39,619 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:04:39,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 796.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -165.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:04:39,621 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.61 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:04:39,621 INFO L168 Benchmark]: Boogie Preprocessor took 50.49 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:04:39,622 INFO L168 Benchmark]: RCFGBuilder took 562.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:04:39,623 INFO L168 Benchmark]: TraceAbstraction took 160.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:04:39,628 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 796.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -165.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.61 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 50.49 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 562.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 160.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...