./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-ext/45_monabsex1_vs_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-ext/45_monabsex1_vs_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f35ad4d09cb4c3ad48b10367557e960abcdf91a ........................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f35ad4d09cb4c3ad48b10367557e960abcdf91a ........................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 22:27:45,246 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 22:27:45,247 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 22:27:45,267 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 22:27:45,267 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 22:27:45,268 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 22:27:45,270 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 22:27:45,271 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 22:27:45,273 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 22:27:45,274 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 22:27:45,275 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 22:27:45,275 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 22:27:45,276 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 22:27:45,277 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 22:27:45,278 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 22:27:45,279 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 22:27:45,280 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 22:27:45,282 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 22:27:45,284 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 22:27:45,285 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 22:27:45,286 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 22:27:45,288 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 22:27:45,290 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 22:27:45,290 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 22:27:45,291 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 22:27:45,292 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 22:27:45,293 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 22:27:45,294 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 22:27:45,294 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 22:27:45,296 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 22:27:45,296 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 22:27:45,297 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 22:27:45,297 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 22:27:45,297 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 22:27:45,298 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 22:27:45,299 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 22:27:45,299 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 22:27:45,317 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 22:27:45,317 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 22:27:45,319 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 22:27:45,319 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 22:27:45,319 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 22:27:45,319 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 22:27:45,319 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 22:27:45,320 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 22:27:45,320 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 22:27:45,320 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 22:27:45,320 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 22:27:45,320 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 22:27:45,320 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 22:27:45,321 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 22:27:45,322 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 22:27:45,322 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 22:27:45,322 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 22:27:45,322 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 22:27:45,322 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 22:27:45,323 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 22:27:45,324 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 22:27:45,324 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 22:27:45,324 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 22:27:45,324 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 22:27:45,324 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 22:27:45,325 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 22:27:45,325 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 22:27:45,325 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 22:27:45,325 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 -> 1f35ad4d09cb4c3ad48b10367557e960abcdf91a [2019-01-12 22:27:45,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 22:27:45,404 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 22:27:45,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 22:27:45,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 22:27:45,411 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 22:27:45,411 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i [2019-01-12 22:27:45,465 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/696637d5d/5780d060a8804562a21660a9419c04ad/FLAGef042eb98 [2019-01-12 22:27:45,902 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 22:27:45,903 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i [2019-01-12 22:27:45,920 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/696637d5d/5780d060a8804562a21660a9419c04ad/FLAGef042eb98 [2019-01-12 22:27:46,218 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/696637d5d/5780d060a8804562a21660a9419c04ad [2019-01-12 22:27:46,222 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 22:27:46,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 22:27:46,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 22:27:46,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 22:27:46,232 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 22:27:46,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:27:46" (1/1) ... [2019-01-12 22:27:46,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14529cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46, skipping insertion in model container [2019-01-12 22:27:46,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:27:46" (1/1) ... [2019-01-12 22:27:46,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 22:27:46,305 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 22:27:46,689 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:27:46,707 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 22:27:46,765 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:27:46,914 INFO L195 MainTranslator]: Completed translation [2019-01-12 22:27:46,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46 WrapperNode [2019-01-12 22:27:46,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 22:27:46,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 22:27:46,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 22:27:46,916 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 22:27:46,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46" (1/1) ... [2019-01-12 22:27:46,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46" (1/1) ... [2019-01-12 22:27:46,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 22:27:46,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 22:27:46,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 22:27:46,960 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 22:27:46,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46" (1/1) ... [2019-01-12 22:27:46,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46" (1/1) ... [2019-01-12 22:27:46,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46" (1/1) ... [2019-01-12 22:27:46,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46" (1/1) ... [2019-01-12 22:27:46,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46" (1/1) ... [2019-01-12 22:27:46,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46" (1/1) ... [2019-01-12 22:27:46,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46" (1/1) ... [2019-01-12 22:27:46,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 22:27:46,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 22:27:46,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 22:27:46,985 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 22:27:46,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46" (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 [2019-01-12 22:27:47,046 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-01-12 22:27:47,046 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-01-12 22:27:47,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-12 22:27:47,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 22:27:47,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 22:27:47,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 22:27:47,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 22:27:47,051 WARN L204 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-12 22:27:47,433 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 22:27:47,434 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2019-01-12 22:27:47,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:27:47 BoogieIcfgContainer [2019-01-12 22:27:47,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 22:27:47,436 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 22:27:47,436 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 22:27:47,439 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 22:27:47,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 10:27:46" (1/3) ... [2019-01-12 22:27:47,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ed36d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:27:47, skipping insertion in model container [2019-01-12 22:27:47,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:46" (2/3) ... [2019-01-12 22:27:47,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ed36d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:27:47, skipping insertion in model container [2019-01-12 22:27:47,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:27:47" (3/3) ... [2019-01-12 22:27:47,442 INFO L112 eAbstractionObserver]: Analyzing ICFG 45_monabsex1_vs_true-unreach-call.i [2019-01-12 22:27:47,472 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,472 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,473 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,473 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,473 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,473 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,474 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,474 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,474 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,474 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,475 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,475 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,475 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,476 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:47,494 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-12 22:27:47,494 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 22:27:47,502 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-01-12 22:27:47,515 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-01-12 22:27:47,536 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 22:27:47,537 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 22:27:47,537 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 22:27:47,537 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 22:27:47,537 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 22:27:47,538 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 22:27:47,538 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 22:27:47,538 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 22:27:47,538 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 22:27:47,546 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 30places, 31 transitions [2019-01-12 22:27:47,557 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-01-12 22:27:47,561 INFO L168 Benchmark]: Toolchain (without parser) took 1337.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 22:27:47,563 INFO L168 Benchmark]: CDTParser took 0.14 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. [2019-01-12 22:27:47,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:47,564 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.55 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:47,565 INFO L168 Benchmark]: Boogie Preprocessor took 24.53 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. [2019-01-12 22:27:47,566 INFO L168 Benchmark]: RCFGBuilder took 450.46 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: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:47,566 INFO L168 Benchmark]: TraceAbstraction took 123.78 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. [2019-01-12 22:27:47,571 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 689.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.55 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.53 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 450.46 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: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 123.78 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-12 22:27:49,877 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 22:27:49,879 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 22:27:49,891 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 22:27:49,891 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 22:27:49,892 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 22:27:49,893 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 22:27:49,895 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 22:27:49,897 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 22:27:49,898 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 22:27:49,899 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 22:27:49,899 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 22:27:49,900 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 22:27:49,901 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 22:27:49,902 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 22:27:49,903 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 22:27:49,903 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 22:27:49,905 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 22:27:49,907 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 22:27:49,909 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 22:27:49,910 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 22:27:49,911 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 22:27:49,914 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 22:27:49,914 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 22:27:49,914 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 22:27:49,915 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 22:27:49,916 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 22:27:49,917 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 22:27:49,918 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 22:27:49,919 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 22:27:49,919 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 22:27:49,920 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 22:27:49,920 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 22:27:49,920 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 22:27:49,921 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 22:27:49,922 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 22:27:49,922 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-12 22:27:49,938 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 22:27:49,938 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 22:27:49,940 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 22:27:49,940 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 22:27:49,940 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 22:27:49,940 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 22:27:49,940 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 22:27:49,941 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 22:27:49,941 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 22:27:49,941 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 22:27:49,941 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 22:27:49,941 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 22:27:49,941 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-12 22:27:49,942 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-12 22:27:49,942 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 22:27:49,942 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 22:27:49,942 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 22:27:49,942 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 22:27:49,942 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 22:27:49,943 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 22:27:49,943 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 22:27:49,943 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 22:27:49,943 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 22:27:49,943 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 22:27:49,944 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 22:27:49,944 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 22:27:49,944 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-12 22:27:49,944 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 22:27:49,944 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-12 22:27:49,944 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-12 22:27:49,945 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 -> 1f35ad4d09cb4c3ad48b10367557e960abcdf91a [2019-01-12 22:27:49,980 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 22:27:49,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 22:27:50,004 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 22:27:50,005 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 22:27:50,006 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 22:27:50,007 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i [2019-01-12 22:27:50,070 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1635bb965/aa7a28c327c941c18f3b57bc595a9893/FLAGd4f12b266 [2019-01-12 22:27:50,617 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 22:27:50,618 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i [2019-01-12 22:27:50,629 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1635bb965/aa7a28c327c941c18f3b57bc595a9893/FLAGd4f12b266 [2019-01-12 22:27:50,896 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1635bb965/aa7a28c327c941c18f3b57bc595a9893 [2019-01-12 22:27:50,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 22:27:50,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 22:27:50,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 22:27:50,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 22:27:50,906 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 22:27:50,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:27:50" (1/1) ... [2019-01-12 22:27:50,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c9046da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:50, skipping insertion in model container [2019-01-12 22:27:50,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:27:50" (1/1) ... [2019-01-12 22:27:50,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 22:27:50,973 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 22:27:51,494 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:27:51,513 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 22:27:51,666 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:27:51,740 INFO L195 MainTranslator]: Completed translation [2019-01-12 22:27:51,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:51 WrapperNode [2019-01-12 22:27:51,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 22:27:51,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 22:27:51,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 22:27:51,742 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 22:27:51,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:51" (1/1) ... [2019-01-12 22:27:51,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:51" (1/1) ... [2019-01-12 22:27:51,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 22:27:51,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 22:27:51,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 22:27:51,794 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 22:27:51,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:51" (1/1) ... [2019-01-12 22:27:51,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:51" (1/1) ... [2019-01-12 22:27:51,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:51" (1/1) ... [2019-01-12 22:27:51,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:51" (1/1) ... [2019-01-12 22:27:51,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:51" (1/1) ... [2019-01-12 22:27:51,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:51" (1/1) ... [2019-01-12 22:27:51,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:51" (1/1) ... [2019-01-12 22:27:51,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 22:27:51,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 22:27:51,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 22:27:51,854 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 22:27:51,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:51" (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 [2019-01-12 22:27:51,927 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-01-12 22:27:51,928 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-01-12 22:27:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 22:27:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 22:27:51,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-12 22:27:51,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 22:27:51,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 22:27:51,932 WARN L204 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-12 22:27:52,435 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 22:27:52,436 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. [2019-01-12 22:27:52,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:27:52 BoogieIcfgContainer [2019-01-12 22:27:52,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 22:27:52,439 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 22:27:52,439 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 22:27:52,442 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 22:27:52,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 10:27:50" (1/3) ... [2019-01-12 22:27:52,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52793447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:27:52, skipping insertion in model container [2019-01-12 22:27:52,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:51" (2/3) ... [2019-01-12 22:27:52,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52793447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:27:52, skipping insertion in model container [2019-01-12 22:27:52,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:27:52" (3/3) ... [2019-01-12 22:27:52,447 INFO L112 eAbstractionObserver]: Analyzing ICFG 45_monabsex1_vs_true-unreach-call.i [2019-01-12 22:27:52,476 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,476 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,476 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,476 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,477 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,477 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,478 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,479 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,479 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,479 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,480 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,480 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,480 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:52,500 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-12 22:27:52,500 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 22:27:52,509 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-01-12 22:27:52,525 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-01-12 22:27:52,551 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 22:27:52,551 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 22:27:52,551 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 22:27:52,552 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 22:27:52,552 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 22:27:52,552 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 22:27:52,552 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 22:27:52,552 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 22:27:52,552 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 22:27:52,560 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 29places, 30 transitions [2019-01-12 22:27:52,571 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-01-12 22:27:52,574 INFO L168 Benchmark]: Toolchain (without parser) took 1674.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -123.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:52,577 INFO L168 Benchmark]: CDTParser took 0.73 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 22:27:52,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 839.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -166.7 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:52,579 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.73 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. [2019-01-12 22:27:52,579 INFO L168 Benchmark]: Boogie Preprocessor took 58.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 22:27:52,580 INFO L168 Benchmark]: RCFGBuilder took 584.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:52,582 INFO L168 Benchmark]: TraceAbstraction took 134.74 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:52,588 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 839.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -166.7 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.73 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 58.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 584.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 134.74 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: 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...