./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-lit/sssc12_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-lit/sssc12_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 e94abe28dd9ca980ab92194eb3ddfaa92e3462d3 ........................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-lit/sssc12_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 e94abe28dd9ca980ab92194eb3ddfaa92e3462d3 ............................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 00:59:42,257 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 00:59:42,259 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 00:59:42,271 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 00:59:42,271 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 00:59:42,273 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 00:59:42,274 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 00:59:42,276 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 00:59:42,278 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 00:59:42,279 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 00:59:42,280 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 00:59:42,281 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 00:59:42,282 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 00:59:42,284 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 00:59:42,285 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 00:59:42,286 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 00:59:42,287 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 00:59:42,290 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 00:59:42,292 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 00:59:42,294 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 00:59:42,296 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 00:59:42,297 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 00:59:42,301 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 00:59:42,301 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 00:59:42,301 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 00:59:42,302 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 00:59:42,304 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 00:59:42,305 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 00:59:42,306 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 00:59:42,308 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 00:59:42,308 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 00:59:42,309 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 00:59:42,310 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 00:59:42,310 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 00:59:42,311 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 00:59:42,313 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 00:59:42,313 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-01 00:59:42,330 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 00:59:42,330 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 00:59:42,331 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 00:59:42,332 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 00:59:42,332 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 00:59:42,332 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 00:59:42,332 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 00:59:42,332 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 00:59:42,333 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 00:59:42,333 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 00:59:42,333 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-01 00:59:42,333 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 00:59:42,333 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-01 00:59:42,334 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 00:59:42,335 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 00:59:42,335 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 00:59:42,335 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-01 00:59:42,336 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 00:59:42,336 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 00:59:42,336 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 00:59:42,336 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 00:59:42,336 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 00:59:42,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 00:59:42,338 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 00:59:42,338 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-01 00:59:42,338 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 00:59:42,338 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 00:59:42,339 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-01 00:59:42,339 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 -> e94abe28dd9ca980ab92194eb3ddfaa92e3462d3 [2019-01-01 00:59:42,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 00:59:42,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 00:59:42,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 00:59:42,400 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 00:59:42,401 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 00:59:42,403 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-lit/sssc12_true-unreach-call.i [2019-01-01 00:59:42,466 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7efa13e84/70184d5fbaed47ebabee14c5eeef2c1e/FLAG0cdb8a071 [2019-01-01 00:59:42,986 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 00:59:42,986 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-lit/sssc12_true-unreach-call.i [2019-01-01 00:59:43,004 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7efa13e84/70184d5fbaed47ebabee14c5eeef2c1e/FLAG0cdb8a071 [2019-01-01 00:59:43,283 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7efa13e84/70184d5fbaed47ebabee14c5eeef2c1e [2019-01-01 00:59:43,288 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 00:59:43,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 00:59:43,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 00:59:43,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 00:59:43,296 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 00:59:43,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 12:59:43" (1/1) ... [2019-01-01 00:59:43,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671491f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43, skipping insertion in model container [2019-01-01 00:59:43,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 12:59:43" (1/1) ... [2019-01-01 00:59:43,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 00:59:43,352 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 00:59:43,752 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 00:59:43,764 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 00:59:43,830 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 00:59:43,984 INFO L195 MainTranslator]: Completed translation [2019-01-01 00:59:43,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43 WrapperNode [2019-01-01 00:59:43,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 00:59:43,985 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 00:59:43,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 00:59:43,986 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 00:59:43,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43" (1/1) ... [2019-01-01 00:59:44,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43" (1/1) ... [2019-01-01 00:59:44,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 00:59:44,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 00:59:44,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 00:59:44,053 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 00:59:44,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43" (1/1) ... [2019-01-01 00:59:44,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43" (1/1) ... [2019-01-01 00:59:44,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43" (1/1) ... [2019-01-01 00:59:44,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43" (1/1) ... [2019-01-01 00:59:44,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43" (1/1) ... [2019-01-01 00:59:44,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43" (1/1) ... [2019-01-01 00:59:44,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43" (1/1) ... [2019-01-01 00:59:44,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 00:59:44,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 00:59:44,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 00:59:44,093 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 00:59:44,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43" (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 [2019-01-01 00:59:44,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-01 00:59:44,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-01-01 00:59:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-01 00:59:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2019-01-01 00:59:44,148 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2019-01-01 00:59:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 00:59:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-01 00:59:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-01-01 00:59:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 00:59:44,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 00:59:44,150 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-01 00:59:44,647 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 00:59:44,647 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2019-01-01 00:59:44,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 12:59:44 BoogieIcfgContainer [2019-01-01 00:59:44,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 00:59:44,649 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 00:59:44,649 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 00:59:44,652 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 00:59:44,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 12:59:43" (1/3) ... [2019-01-01 00:59:44,653 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7baf4a7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 12:59:44, skipping insertion in model container [2019-01-01 00:59:44,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:43" (2/3) ... [2019-01-01 00:59:44,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7baf4a7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 12:59:44, skipping insertion in model container [2019-01-01 00:59:44,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 12:59:44" (3/3) ... [2019-01-01 00:59:44,656 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12_true-unreach-call.i [2019-01-01 00:59:44,689 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,689 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,689 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,689 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,690 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,690 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,690 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,691 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,691 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,692 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,692 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,692 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,692 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,693 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,693 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,693 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,693 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,693 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,696 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,696 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,696 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,696 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,697 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,697 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,697 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,697 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,698 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:44,717 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-01 00:59:44,717 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 00:59:44,726 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-01-01 00:59:44,744 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-01-01 00:59:44,769 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 00:59:44,770 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 00:59:44,770 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-01 00:59:44,770 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 00:59:44,770 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 00:59:44,770 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 00:59:44,770 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 00:59:44,770 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 00:59:44,771 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 00:59:44,779 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 49places, 53 transitions [2019-01-01 00:59:44,791 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_thr 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) [2019-01-01 00:59:44,795 INFO L168 Benchmark]: Toolchain (without parser) took 1506.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -119.2 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-01-01 00:59:44,797 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-01-01 00:59:44,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. [2019-01-01 00:59:44,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-01 00:59:44,799 INFO L168 Benchmark]: Boogie Preprocessor took 42.32 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. [2019-01-01 00:59:44,800 INFO L168 Benchmark]: RCFGBuilder took 555.48 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: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2019-01-01 00:59:44,801 INFO L168 Benchmark]: TraceAbstraction took 145.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-01 00:59:44,806 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 693.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.32 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 555.48 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: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 145.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-2e94e6a [2019-01-01 00:59:47,130 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 00:59:47,132 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 00:59:47,153 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 00:59:47,154 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 00:59:47,155 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 00:59:47,156 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 00:59:47,158 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 00:59:47,160 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 00:59:47,160 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 00:59:47,161 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 00:59:47,162 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 00:59:47,163 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 00:59:47,163 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 00:59:47,165 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 00:59:47,165 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 00:59:47,166 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 00:59:47,168 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 00:59:47,174 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 00:59:47,175 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 00:59:47,178 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 00:59:47,181 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 00:59:47,186 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 00:59:47,187 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 00:59:47,187 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 00:59:47,188 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 00:59:47,189 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 00:59:47,192 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 00:59:47,193 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 00:59:47,196 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 00:59:47,196 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 00:59:47,197 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 00:59:47,197 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 00:59:47,197 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 00:59:47,199 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 00:59:47,200 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 00:59:47,200 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-01 00:59:47,230 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 00:59:47,230 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 00:59:47,232 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 00:59:47,232 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 00:59:47,232 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 00:59:47,232 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 00:59:47,232 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 00:59:47,237 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 00:59:47,237 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 00:59:47,237 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-01 00:59:47,238 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 00:59:47,238 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-01 00:59:47,238 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-01 00:59:47,238 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-01 00:59:47,238 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 00:59:47,239 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 00:59:47,239 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 00:59:47,239 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-01 00:59:47,239 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 00:59:47,239 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 00:59:47,239 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 00:59:47,242 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 00:59:47,242 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 00:59:47,242 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 00:59:47,242 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 00:59:47,242 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-01 00:59:47,243 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-01 00:59:47,243 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 00:59:47,244 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-01 00:59:47,244 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-01 00:59:47,244 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 -> e94abe28dd9ca980ab92194eb3ddfaa92e3462d3 [2019-01-01 00:59:47,311 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 00:59:47,328 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 00:59:47,337 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 00:59:47,339 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 00:59:47,340 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 00:59:47,340 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-lit/sssc12_true-unreach-call.i [2019-01-01 00:59:47,405 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9886f71da/80ed5ed571a5421fa4dd6d74b363deb0/FLAG78250e0de [2019-01-01 00:59:47,944 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 00:59:47,945 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-lit/sssc12_true-unreach-call.i [2019-01-01 00:59:47,967 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9886f71da/80ed5ed571a5421fa4dd6d74b363deb0/FLAG78250e0de [2019-01-01 00:59:48,236 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9886f71da/80ed5ed571a5421fa4dd6d74b363deb0 [2019-01-01 00:59:48,240 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 00:59:48,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 00:59:48,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 00:59:48,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 00:59:48,247 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 00:59:48,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 12:59:48" (1/1) ... [2019-01-01 00:59:48,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59db9926 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:48, skipping insertion in model container [2019-01-01 00:59:48,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 12:59:48" (1/1) ... [2019-01-01 00:59:48,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 00:59:48,318 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 00:59:48,789 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 00:59:48,810 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 00:59:48,956 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 00:59:49,029 INFO L195 MainTranslator]: Completed translation [2019-01-01 00:59:49,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:49 WrapperNode [2019-01-01 00:59:49,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 00:59:49,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 00:59:49,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 00:59:49,030 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 00:59:49,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:49" (1/1) ... [2019-01-01 00:59:49,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:49" (1/1) ... [2019-01-01 00:59:49,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 00:59:49,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 00:59:49,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 00:59:49,086 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 00:59:49,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:49" (1/1) ... [2019-01-01 00:59:49,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:49" (1/1) ... [2019-01-01 00:59:49,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:49" (1/1) ... [2019-01-01 00:59:49,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:49" (1/1) ... [2019-01-01 00:59:49,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:49" (1/1) ... [2019-01-01 00:59:49,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:49" (1/1) ... [2019-01-01 00:59:49,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:49" (1/1) ... [2019-01-01 00:59:49,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 00:59:49,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 00:59:49,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 00:59:49,134 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 00:59:49,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:49" (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 [2019-01-01 00:59:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-01-01 00:59:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-01 00:59:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2019-01-01 00:59:49,204 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2019-01-01 00:59:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 00:59:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-01 00:59:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-01 00:59:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-01-01 00:59:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 00:59:49,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 00:59:49,206 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-01 00:59:49,691 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 00:59:49,692 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2019-01-01 00:59:49,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 12:59:49 BoogieIcfgContainer [2019-01-01 00:59:49,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 00:59:49,693 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 00:59:49,693 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 00:59:49,698 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 00:59:49,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 12:59:48" (1/3) ... [2019-01-01 00:59:49,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3699d788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 12:59:49, skipping insertion in model container [2019-01-01 00:59:49,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 12:59:49" (2/3) ... [2019-01-01 00:59:49,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3699d788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 12:59:49, skipping insertion in model container [2019-01-01 00:59:49,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 12:59:49" (3/3) ... [2019-01-01 00:59:49,703 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12_true-unreach-call.i [2019-01-01 00:59:49,737 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,738 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,738 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,738 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,738 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,739 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,739 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,739 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,740 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,740 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,740 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,740 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,741 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,742 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,742 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,742 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,742 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,743 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,743 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,743 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,743 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,743 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,744 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,744 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,744 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,744 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,744 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-01 00:59:49,751 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-01 00:59:49,752 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 00:59:49,762 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-01-01 00:59:49,781 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-01-01 00:59:49,809 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 00:59:49,810 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 00:59:49,810 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-01 00:59:49,810 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 00:59:49,810 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 00:59:49,810 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 00:59:49,810 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 00:59:49,810 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 00:59:49,811 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 00:59:49,820 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 48places, 52 transitions [2019-01-01 00:59:49,833 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_thr 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) [2019-01-01 00:59:49,839 INFO L168 Benchmark]: Toolchain (without parser) took 1598.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -116.9 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-01-01 00:59:49,841 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. [2019-01-01 00:59:49,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 786.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. [2019-01-01 00:59:49,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.17 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. [2019-01-01 00:59:49,844 INFO L168 Benchmark]: Boogie Preprocessor took 47.67 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. [2019-01-01 00:59:49,845 INFO L168 Benchmark]: RCFGBuilder took 558.55 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: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-01-01 00:59:49,846 INFO L168 Benchmark]: TraceAbstraction took 144.79 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. [2019-01-01 00:59:49,852 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 786.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.17 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 47.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 558.55 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: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 144.79 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr: 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...