./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-ext/14_spin2003_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e 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/14_spin2003_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 625fe3116242f01f3f675685bea6e7f6e4cfa48a ....................................................................................................................................................................................................................... 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/14_spin2003_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 625fe3116242f01f3f675685bea6e7f6e4cfa48a ......................................................................................................................................................................................................................... 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 0.1.24-91b1670 [2018-11-28 19:35:57,210 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:35:57,212 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:35:57,230 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:35:57,231 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:35:57,232 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:35:57,235 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:35:57,237 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:35:57,239 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:35:57,242 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:35:57,244 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:35:57,245 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:35:57,247 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:35:57,248 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:35:57,249 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:35:57,253 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:35:57,254 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:35:57,259 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:35:57,268 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:35:57,273 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:35:57,275 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:35:57,279 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:35:57,281 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:35:57,281 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:35:57,282 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:35:57,285 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:35:57,286 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:35:57,289 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:35:57,290 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:35:57,292 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:35:57,293 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:35:57,294 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:35:57,294 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:35:57,295 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:35:57,295 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:35:57,298 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:35:57,300 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 19:35:57,329 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:35:57,330 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:35:57,332 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:35:57,332 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:35:57,332 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:35:57,334 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:35:57,334 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:35:57,334 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:35:57,334 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:35:57,334 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 19:35:57,336 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:35:57,336 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:35:57,336 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:35:57,336 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:35:57,336 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:35:57,336 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:35:57,337 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:35:57,337 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:35:57,337 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:35:57,337 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:35:57,337 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:35:57,337 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:35:57,340 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:35:57,340 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:35:57,341 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:35:57,341 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:35:57,341 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:35:57,342 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 19:35:57,342 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:35:57,342 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 19:35:57,342 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 -> 625fe3116242f01f3f675685bea6e7f6e4cfa48a [2018-11-28 19:35:57,384 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:35:57,403 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:35:57,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:35:57,409 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:35:57,409 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:35:57,410 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/14_spin2003_true-unreach-call.i [2018-11-28 19:35:57,478 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9522ef03e/d79023b2a83e454ab4c2192be245bd86/FLAG7c7d73325 [2018-11-28 19:35:58,015 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:35:58,019 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/14_spin2003_true-unreach-call.i [2018-11-28 19:35:58,034 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9522ef03e/d79023b2a83e454ab4c2192be245bd86/FLAG7c7d73325 [2018-11-28 19:35:58,284 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9522ef03e/d79023b2a83e454ab4c2192be245bd86 [2018-11-28 19:35:58,287 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:35:58,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:35:58,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:35:58,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:35:58,294 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:35:58,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:35:58" (1/1) ... [2018-11-28 19:35:58,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4874b7fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:58, skipping insertion in model container [2018-11-28 19:35:58,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:35:58" (1/1) ... [2018-11-28 19:35:58,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:35:58,357 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:35:58,778 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:35:58,795 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:35:58,943 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:35:59,022 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:35:59,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:59 WrapperNode [2018-11-28 19:35:59,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:35:59,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:35:59,024 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:35:59,025 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:35:59,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:59" (1/1) ... [2018-11-28 19:35:59,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:59" (1/1) ... [2018-11-28 19:35:59,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:35:59,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:35:59,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:35:59,076 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:35:59,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:59" (1/1) ... [2018-11-28 19:35:59,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:59" (1/1) ... [2018-11-28 19:35:59,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:59" (1/1) ... [2018-11-28 19:35:59,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:59" (1/1) ... [2018-11-28 19:35:59,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:59" (1/1) ... [2018-11-28 19:35:59,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:59" (1/1) ... [2018-11-28 19:35:59,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:59" (1/1) ... [2018-11-28 19:35:59,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:35:59,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:35:59,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:35:59,104 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:35:59,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:35:59,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:35:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 19:35:59,177 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 19:35:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 19:35:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:35:59,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:35:59,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:35:59,180 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 19:35:59,324 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-28 19:35:59,328 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-28 19:35:59,591 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:35:59,591 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-28 19:35:59,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:59 BoogieIcfgContainer [2018-11-28 19:35:59,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:35:59,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:35:59,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:35:59,598 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:35:59,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:35:58" (1/3) ... [2018-11-28 19:35:59,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67d3bc53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:35:59, skipping insertion in model container [2018-11-28 19:35:59,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:59" (2/3) ... [2018-11-28 19:35:59,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67d3bc53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:35:59, skipping insertion in model container [2018-11-28 19:35:59,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:59" (3/3) ... [2018-11-28 19:35:59,603 INFO L112 eAbstractionObserver]: Analyzing ICFG 14_spin2003_true-unreach-call.i [2018-11-28 19:35:59,635 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:59,636 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:59,636 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:59,636 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:59,637 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:59,637 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:59,665 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:35:59,665 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:35:59,674 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 19:35:59,692 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 19:35:59,718 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:35:59,719 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:35:59,719 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:35:59,719 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:35:59,719 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:35:59,720 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:35:59,720 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:35:59,721 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:35:59,721 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:35:59,730 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26places, 27 transitions [2018-11-28 19:35:59,742 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 19:35:59,748 INFO L168 Benchmark]: Toolchain (without parser) took 1459.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -118.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:59,750 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:35:59,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 733.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -144.7 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:59,751 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:35:59,752 INFO L168 Benchmark]: Boogie Preprocessor took 27.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:35:59,752 INFO L168 Benchmark]: RCFGBuilder took 488.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:59,754 INFO L168 Benchmark]: TraceAbstraction took 153.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:59,759 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 733.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -144.7 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.72 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 27.46 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 488.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 153.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_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 0.1.24-91b1670 [2018-11-28 19:36:02,173 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:36:02,175 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:36:02,188 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:36:02,189 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:36:02,190 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:36:02,192 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:36:02,194 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:36:02,196 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:36:02,197 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:36:02,199 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:36:02,199 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:36:02,200 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:36:02,201 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:36:02,203 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:36:02,204 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:36:02,205 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:36:02,208 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:36:02,210 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:36:02,212 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:36:02,214 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:36:02,216 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:36:02,219 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:36:02,219 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:36:02,219 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:36:02,221 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:36:02,223 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:36:02,224 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:36:02,225 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:36:02,226 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:36:02,227 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:36:02,228 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:36:02,228 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:36:02,229 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:36:02,230 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:36:02,231 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:36:02,232 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 19:36:02,249 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:36:02,249 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:36:02,250 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:36:02,251 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:36:02,252 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:36:02,252 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:36:02,252 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:36:02,252 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:36:02,253 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:36:02,253 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:36:02,253 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:36:02,254 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:36:02,254 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:36:02,254 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:36:02,254 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 19:36:02,255 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 19:36:02,255 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:36:02,255 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:36:02,255 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:36:02,255 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:36:02,257 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:36:02,257 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:36:02,258 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:36:02,258 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:36:02,258 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:36:02,258 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:36:02,259 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:36:02,260 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:36:02,260 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 19:36:02,260 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:36:02,260 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 19:36:02,260 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 19:36:02,260 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 -> 625fe3116242f01f3f675685bea6e7f6e4cfa48a [2018-11-28 19:36:02,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:36:02,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:36:02,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:36:02,351 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:36:02,352 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:36:02,352 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/14_spin2003_true-unreach-call.i [2018-11-28 19:36:02,420 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/075d8d4ca/de3d910188b74aae83d4f9d9daee25b6/FLAGb4d97a60e [2018-11-28 19:36:03,052 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:36:03,053 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/14_spin2003_true-unreach-call.i [2018-11-28 19:36:03,068 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/075d8d4ca/de3d910188b74aae83d4f9d9daee25b6/FLAGb4d97a60e [2018-11-28 19:36:03,265 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/075d8d4ca/de3d910188b74aae83d4f9d9daee25b6 [2018-11-28 19:36:03,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:36:03,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:36:03,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:03,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:36:03,278 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:36:03,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:03" (1/1) ... [2018-11-28 19:36:03,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4874b7fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:03, skipping insertion in model container [2018-11-28 19:36:03,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:03" (1/1) ... [2018-11-28 19:36:03,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:36:03,339 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:36:03,806 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:03,837 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:36:03,891 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:04,103 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:36:04,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:04 WrapperNode [2018-11-28 19:36:04,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:04,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:04,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:36:04,106 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:36:04,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:04" (1/1) ... [2018-11-28 19:36:04,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:04" (1/1) ... [2018-11-28 19:36:04,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:04,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:36:04,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:36:04,168 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:36:04,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:04" (1/1) ... [2018-11-28 19:36:04,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:04" (1/1) ... [2018-11-28 19:36:04,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:04" (1/1) ... [2018-11-28 19:36:04,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:04" (1/1) ... [2018-11-28 19:36:04,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:04" (1/1) ... [2018-11-28 19:36:04,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:04" (1/1) ... [2018-11-28 19:36:04,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:04" (1/1) ... [2018-11-28 19:36:04,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:36:04,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:36:04,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:36:04,205 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:36:04,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:36:04,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:36:04,283 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 19:36:04,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 19:36:04,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:36:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 19:36:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:36:04,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:36:04,289 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 19:36:04,523 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-28 19:36:04,531 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-28 19:36:04,829 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:36:04,829 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-28 19:36:04,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:04 BoogieIcfgContainer [2018-11-28 19:36:04,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:36:04,832 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:36:04,832 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:36:04,836 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:36:04,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:36:03" (1/3) ... [2018-11-28 19:36:04,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d2a29f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:04, skipping insertion in model container [2018-11-28 19:36:04,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:04" (2/3) ... [2018-11-28 19:36:04,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d2a29f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:04, skipping insertion in model container [2018-11-28 19:36:04,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:04" (3/3) ... [2018-11-28 19:36:04,841 INFO L112 eAbstractionObserver]: Analyzing ICFG 14_spin2003_true-unreach-call.i [2018-11-28 19:36:04,871 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:04,876 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:04,876 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:04,876 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:04,877 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:04,877 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:04,887 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:36:04,888 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:36:04,899 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 19:36:04,917 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 19:36:04,940 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:36:04,941 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:36:04,941 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:36:04,941 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:36:04,942 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:36:04,942 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:36:04,942 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:36:04,942 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:36:04,942 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:36:04,950 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26places, 27 transitions [2018-11-28 19:36:04,962 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 19:36:04,965 INFO L168 Benchmark]: Toolchain (without parser) took 1694.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 952.7 MB in the beginning and 1.0 GB in the end (delta: -89.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:04,968 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:04,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 831.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -129.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:04,969 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:04,970 INFO L168 Benchmark]: Boogie Preprocessor took 36.48 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:04,970 INFO L168 Benchmark]: RCFGBuilder took 626.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:04,971 INFO L168 Benchmark]: TraceAbstraction took 132.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:04,977 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 831.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -129.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.48 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 626.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 132.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_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...