./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound_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 c97acbedf71345bee708d86a717fb796a6f76ada ................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound_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 c97acbedf71345bee708d86a717fb796a6f76ada .................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-13 05:58:25,137 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 05:58:25,140 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 05:58:25,157 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 05:58:25,157 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 05:58:25,159 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 05:58:25,161 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 05:58:25,163 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 05:58:25,166 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 05:58:25,167 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 05:58:25,169 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 05:58:25,170 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 05:58:25,171 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 05:58:25,173 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 05:58:25,174 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 05:58:25,182 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 05:58:25,183 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 05:58:25,187 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 05:58:25,189 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 05:58:25,194 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 05:58:25,195 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 05:58:25,196 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 05:58:25,198 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 05:58:25,199 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 05:58:25,199 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 05:58:25,202 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 05:58:25,203 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 05:58:25,205 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 05:58:25,206 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 05:58:25,209 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 05:58:25,209 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 05:58:25,210 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 05:58:25,211 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 05:58:25,211 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 05:58:25,212 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 05:58:25,212 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 05:58:25,213 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-13 05:58:25,236 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 05:58:25,236 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 05:58:25,237 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 05:58:25,237 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 05:58:25,237 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 05:58:25,240 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 05:58:25,240 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-13 05:58:25,240 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 05:58:25,241 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-13 05:58:25,241 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 05:58:25,241 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 05:58:25,241 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 05:58:25,241 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 05:58:25,242 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-13 05:58:25,242 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 05:58:25,242 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 05:58:25,242 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 05:58:25,242 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 05:58:25,242 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 05:58:25,243 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 05:58:25,243 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 05:58:25,243 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 05:58:25,243 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 05:58:25,243 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 05:58:25,243 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 05:58:25,244 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 05:58:25,245 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 05:58:25,245 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-13 05:58:25,245 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 -> c97acbedf71345bee708d86a717fb796a6f76ada [2019-01-13 05:58:25,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 05:58:25,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 05:58:25,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 05:58:25,329 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 05:58:25,330 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 05:58:25,331 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound_true-unreach-call.i [2019-01-13 05:58:25,389 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9dd8f57f/cae04964b44b454bbf2c84ea2e097893/FLAG5d5a46e23 [2019-01-13 05:58:25,888 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 05:58:25,889 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound_true-unreach-call.i [2019-01-13 05:58:25,906 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9dd8f57f/cae04964b44b454bbf2c84ea2e097893/FLAG5d5a46e23 [2019-01-13 05:58:26,200 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9dd8f57f/cae04964b44b454bbf2c84ea2e097893 [2019-01-13 05:58:26,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 05:58:26,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 05:58:26,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 05:58:26,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 05:58:26,209 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 05:58:26,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 05:58:26" (1/1) ... [2019-01-13 05:58:26,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f1db37b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26, skipping insertion in model container [2019-01-13 05:58:26,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 05:58:26" (1/1) ... [2019-01-13 05:58:26,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 05:58:26,267 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 05:58:26,648 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 05:58:26,665 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 05:58:26,807 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 05:58:26,881 INFO L195 MainTranslator]: Completed translation [2019-01-13 05:58:26,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26 WrapperNode [2019-01-13 05:58:26,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 05:58:26,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-13 05:58:26,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-13 05:58:26,883 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-13 05:58:26,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26" (1/1) ... [2019-01-13 05:58:26,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26" (1/1) ... [2019-01-13 05:58:26,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-13 05:58:26,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 05:58:26,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 05:58:26,928 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 05:58:26,936 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26" (1/1) ... [2019-01-13 05:58:26,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26" (1/1) ... [2019-01-13 05:58:26,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26" (1/1) ... [2019-01-13 05:58:26,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26" (1/1) ... [2019-01-13 05:58:26,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26" (1/1) ... [2019-01-13 05:58:26,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26" (1/1) ... [2019-01-13 05:58:26,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26" (1/1) ... [2019-01-13 05:58:26,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 05:58:26,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 05:58:26,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 05:58:26,970 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 05:58:26,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 05:58:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-01-13 05:58:27,033 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-01-13 05:58:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-01-13 05:58:27,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-01-13 05:58:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-13 05:58:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 05:58:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 05:58:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 05:58:27,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 05:58:27,037 WARN L204 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-13 05:58:27,464 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 05:58:27,464 INFO L286 CfgBuilder]: Removed 7 assue(true) statements. [2019-01-13 05:58:27,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 05:58:27 BoogieIcfgContainer [2019-01-13 05:58:27,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 05:58:27,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 05:58:27,467 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 05:58:27,470 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 05:58:27,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 05:58:26" (1/3) ... [2019-01-13 05:58:27,471 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@540c6857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 05:58:27, skipping insertion in model container [2019-01-13 05:58:27,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:26" (2/3) ... [2019-01-13 05:58:27,471 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@540c6857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 05:58:27, skipping insertion in model container [2019-01-13 05:58:27,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 05:58:27" (3/3) ... [2019-01-13 05:58:27,473 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound_true-unreach-call.i [2019-01-13 05:58:27,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,506 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,506 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,506 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,507 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,507 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,507 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,510 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,510 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,510 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,510 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,511 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,511 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,511 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,511 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,511 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,513 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:27,528 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-13 05:58:27,529 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 05:58:27,536 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-01-13 05:58:27,553 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-01-13 05:58:27,576 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 05:58:27,577 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 05:58:27,577 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-13 05:58:27,577 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 05:58:27,577 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 05:58:27,578 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 05:58:27,578 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 05:58:27,578 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 05:58:27,578 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 05:58:27,586 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50places, 50 transitions [2019-01-13 05:58:27,611 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-01-13 05:58:27,615 INFO L168 Benchmark]: Toolchain (without parser) took 1411.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -113.2 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2019-01-13 05:58:27,617 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. [2019-01-13 05:58:27,618 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -144.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 11.5 GB. [2019-01-13 05:58:27,619 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 05:58:27,619 INFO L168 Benchmark]: Boogie Preprocessor took 41.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-13 05:58:27,620 INFO L168 Benchmark]: RCFGBuilder took 495.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-01-13 05:58:27,621 INFO L168 Benchmark]: TraceAbstraction took 147.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-13 05:58:27,626 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 677.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -144.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.24 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 41.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 495.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 147.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-13 05:58:29,901 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 05:58:29,902 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 05:58:29,914 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 05:58:29,914 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 05:58:29,915 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 05:58:29,917 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 05:58:29,918 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 05:58:29,920 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 05:58:29,921 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 05:58:29,922 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 05:58:29,922 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 05:58:29,923 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 05:58:29,924 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 05:58:29,925 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 05:58:29,926 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 05:58:29,926 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 05:58:29,928 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 05:58:29,930 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 05:58:29,932 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 05:58:29,933 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 05:58:29,934 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 05:58:29,937 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 05:58:29,937 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 05:58:29,937 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 05:58:29,938 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 05:58:29,939 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 05:58:29,939 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 05:58:29,940 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 05:58:29,942 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 05:58:29,942 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 05:58:29,943 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 05:58:29,943 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 05:58:29,943 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 05:58:29,944 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 05:58:29,945 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 05:58:29,946 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-13 05:58:29,960 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 05:58:29,960 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 05:58:29,962 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 05:58:29,962 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 05:58:29,962 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 05:58:29,963 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 05:58:29,963 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-13 05:58:29,963 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-13 05:58:29,963 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 05:58:29,963 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 05:58:29,963 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 05:58:29,964 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 05:58:29,964 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-13 05:58:29,964 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-13 05:58:29,964 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-13 05:58:29,964 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 05:58:29,964 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 05:58:29,965 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 05:58:29,965 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 05:58:29,965 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 05:58:29,966 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 05:58:29,966 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 05:58:29,966 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 05:58:29,966 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 05:58:29,966 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 05:58:29,966 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 05:58:29,967 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-13 05:58:29,967 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 05:58:29,967 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-13 05:58:29,967 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-13 05:58:29,967 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 -> c97acbedf71345bee708d86a717fb796a6f76ada [2019-01-13 05:58:30,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 05:58:30,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 05:58:30,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 05:58:30,029 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 05:58:30,029 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 05:58:30,030 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound_true-unreach-call.i [2019-01-13 05:58:30,094 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87da9789f/4cca68db67314de985451fff65ea5b05/FLAG4e8c6fa98 [2019-01-13 05:58:30,562 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 05:58:30,563 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound_true-unreach-call.i [2019-01-13 05:58:30,575 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87da9789f/4cca68db67314de985451fff65ea5b05/FLAG4e8c6fa98 [2019-01-13 05:58:30,899 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87da9789f/4cca68db67314de985451fff65ea5b05 [2019-01-13 05:58:30,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 05:58:30,905 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 05:58:30,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 05:58:30,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 05:58:30,911 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 05:58:30,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 05:58:30" (1/1) ... [2019-01-13 05:58:30,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13928111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:30, skipping insertion in model container [2019-01-13 05:58:30,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 05:58:30" (1/1) ... [2019-01-13 05:58:30,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 05:58:30,988 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 05:58:31,432 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 05:58:31,458 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 05:58:31,642 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 05:58:31,727 INFO L195 MainTranslator]: Completed translation [2019-01-13 05:58:31,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:31 WrapperNode [2019-01-13 05:58:31,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 05:58:31,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-13 05:58:31,730 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-13 05:58:31,730 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-13 05:58:31,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:31" (1/1) ... [2019-01-13 05:58:31,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:31" (1/1) ... [2019-01-13 05:58:31,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-13 05:58:31,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 05:58:31,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 05:58:31,788 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 05:58:31,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:31" (1/1) ... [2019-01-13 05:58:31,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:31" (1/1) ... [2019-01-13 05:58:31,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:31" (1/1) ... [2019-01-13 05:58:31,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:31" (1/1) ... [2019-01-13 05:58:31,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:31" (1/1) ... [2019-01-13 05:58:31,815 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:31" (1/1) ... [2019-01-13 05:58:31,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:31" (1/1) ... [2019-01-13 05:58:31,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 05:58:31,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 05:58:31,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 05:58:31,823 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 05:58:31,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 05:58:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-01-13 05:58:31,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-01-13 05:58:31,887 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-01-13 05:58:31,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-01-13 05:58:31,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 05:58:31,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 05:58:31,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-13 05:58:31,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 05:58:31,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 05:58:31,890 WARN L204 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-13 05:58:32,396 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 05:58:32,396 INFO L286 CfgBuilder]: Removed 7 assue(true) statements. [2019-01-13 05:58:32,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 05:58:32 BoogieIcfgContainer [2019-01-13 05:58:32,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 05:58:32,399 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 05:58:32,399 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 05:58:32,403 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 05:58:32,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 05:58:30" (1/3) ... [2019-01-13 05:58:32,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d68b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 05:58:32, skipping insertion in model container [2019-01-13 05:58:32,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 05:58:31" (2/3) ... [2019-01-13 05:58:32,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d68b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 05:58:32, skipping insertion in model container [2019-01-13 05:58:32,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 05:58:32" (3/3) ... [2019-01-13 05:58:32,408 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound_true-unreach-call.i [2019-01-13 05:58:32,445 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,446 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,446 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,446 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,447 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,447 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,447 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,449 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,449 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,450 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,450 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,450 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,450 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,451 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,452 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,453 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,453 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-13 05:58:32,471 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-13 05:58:32,471 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 05:58:32,478 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-01-13 05:58:32,494 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-01-13 05:58:32,515 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 05:58:32,516 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 05:58:32,517 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-13 05:58:32,517 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 05:58:32,517 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 05:58:32,517 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 05:58:32,518 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 05:58:32,518 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 05:58:32,518 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 05:58:32,528 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51places, 51 transitions [2019-01-13 05:58:32,555 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-01-13 05:58:32,559 INFO L168 Benchmark]: Toolchain (without parser) took 1655.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -151.5 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2019-01-13 05:58:32,562 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 05:58:32,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 822.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -195.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2019-01-13 05:58:32,564 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 05:58:32,565 INFO L168 Benchmark]: Boogie Preprocessor took 34.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-13 05:58:32,566 INFO L168 Benchmark]: RCFGBuilder took 575.13 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: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-01-13 05:58:32,567 INFO L168 Benchmark]: TraceAbstraction took 159.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2019-01-13 05:58:32,574 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 822.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -195.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.13 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 34.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 575.13 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: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 159.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 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...