./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer --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 376411b509fa30f3972bf08d429083cb413425da ....................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer --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 376411b509fa30f3972bf08d429083cb413425da ..................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:51:19,633 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:51:19,634 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:51:19,642 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:51:19,643 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:51:19,643 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:51:19,644 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:51:19,645 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:51:19,647 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:51:19,647 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:51:19,648 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:51:19,648 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:51:19,649 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:51:19,649 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:51:19,650 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:51:19,651 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:51:19,651 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:51:19,652 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:51:19,654 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:51:19,655 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:51:19,656 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:51:19,656 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:51:19,658 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:51:19,658 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:51:19,658 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:51:19,659 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:51:19,660 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:51:19,660 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:51:19,661 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:51:19,661 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:51:19,662 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:51:19,662 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:51:19,662 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:51:19,662 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:51:19,663 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:51:19,664 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:51:19,664 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 22:51:19,674 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:51:19,674 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:51:19,674 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:51:19,675 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:51:19,675 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:51:19,675 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:51:19,675 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 22:51:19,676 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:51:19,676 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:51:19,676 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:51:19,676 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:51:19,676 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:51:19,676 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:51:19,676 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:51:19,677 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:51:19,677 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:51:19,677 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:51:19,677 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:51:19,677 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:51:19,677 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:51:19,677 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:51:19,678 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:51:19,678 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:51:19,678 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:51:19,678 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:51:19,678 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:51:19,678 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:51:19,678 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 22:51:19,679 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:51:19,679 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:51:19,679 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer 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 -> 376411b509fa30f3972bf08d429083cb413425da [2018-11-22 22:51:19,701 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:51:19,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:51:19,712 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:51:19,713 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:51:19,714 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:51:19,714 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i [2018-11-22 22:51:19,752 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/data/a5187ec95/bd3cb7dfe82540fe8bc501491a0d699d/FLAG3a0ced115 [2018-11-22 22:51:20,177 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:51:20,177 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i [2018-11-22 22:51:20,184 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/data/a5187ec95/bd3cb7dfe82540fe8bc501491a0d699d/FLAG3a0ced115 [2018-11-22 22:51:20,194 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/data/a5187ec95/bd3cb7dfe82540fe8bc501491a0d699d [2018-11-22 22:51:20,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:51:20,196 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:51:20,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:51:20,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:51:20,199 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:51:20,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:51:20" (1/1) ... [2018-11-22 22:51:20,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e39744b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20, skipping insertion in model container [2018-11-22 22:51:20,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:51:20" (1/1) ... [2018-11-22 22:51:20,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:51:20,230 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:51:20,429 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:51:20,436 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:51:20,510 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:51:20,549 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:51:20,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20 WrapperNode [2018-11-22 22:51:20,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:51:20,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:51:20,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:51:20,550 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:51:20,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20" (1/1) ... [2018-11-22 22:51:20,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20" (1/1) ... [2018-11-22 22:51:20,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:51:20,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:51:20,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:51:20,586 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:51:20,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20" (1/1) ... [2018-11-22 22:51:20,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20" (1/1) ... [2018-11-22 22:51:20,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20" (1/1) ... [2018-11-22 22:51:20,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20" (1/1) ... [2018-11-22 22:51:20,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20" (1/1) ... [2018-11-22 22:51:20,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20" (1/1) ... [2018-11-22 22:51:20,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20" (1/1) ... [2018-11-22 22:51:20,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:51:20,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:51:20,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:51:20,607 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:51:20,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/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 [2018-11-22 22:51:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:51:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-22 22:51:20,653 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-22 22:51:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-22 22:51:20,653 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-22 22:51:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 22:51:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 22:51:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:51:20,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:51:20,655 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-22 22:51:20,915 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:51:20,915 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-22 22:51:20,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:51:20 BoogieIcfgContainer [2018-11-22 22:51:20,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:51:20,916 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 22:51:20,916 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 22:51:20,919 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 22:51:20,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:51:20" (1/3) ... [2018-11-22 22:51:20,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19d53551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:51:20, skipping insertion in model container [2018-11-22 22:51:20,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:20" (2/3) ... [2018-11-22 22:51:20,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19d53551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:51:20, skipping insertion in model container [2018-11-22 22:51:20,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:51:20" (3/3) ... [2018-11-22 22:51:20,922 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013_variant_true-unreach-call.i [2018-11-22 22:51:20,944 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,944 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,944 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,945 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,945 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,945 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,945 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,945 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,945 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,946 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,946 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,946 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,946 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,946 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,946 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,946 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,947 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,947 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,947 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,947 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,947 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:20,951 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-22 22:51:20,952 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 22:51:20,957 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-22 22:51:20,966 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-22 22:51:20,982 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 22:51:20,983 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 22:51:20,983 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 22:51:20,983 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 22:51:20,983 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 22:51:20,983 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 22:51:20,983 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 22:51:20,983 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 22:51:20,984 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 22:51:20,989 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 53places, 53 transitions [2018-11-22 22:51:21,005 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-22 22:51:21,008 INFO L168 Benchmark]: Toolchain (without parser) took 811.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -135.3 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. [2018-11-22 22:51:21,009 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:51:21,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 352.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -171.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. [2018-11-22 22:51:21,009 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.32 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. [2018-11-22 22:51:21,010 INFO L168 Benchmark]: Boogie Preprocessor took 20.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:51:21,010 INFO L168 Benchmark]: RCFGBuilder took 308.35 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-11-22 22:51:21,011 INFO L168 Benchmark]: TraceAbstraction took 90.97 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:51:21,013 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 352.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -171.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.32 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. * Boogie Preprocessor took 20.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 308.35 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 90.97 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-22 22:51:22,471 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:51:22,474 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:51:22,481 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:51:22,482 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:51:22,482 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:51:22,483 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:51:22,484 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:51:22,485 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:51:22,486 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:51:22,486 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:51:22,486 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:51:22,487 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:51:22,488 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:51:22,489 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:51:22,489 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:51:22,490 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:51:22,491 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:51:22,492 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:51:22,493 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:51:22,494 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:51:22,494 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:51:22,496 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:51:22,496 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:51:22,496 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:51:22,497 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:51:22,498 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:51:22,498 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:51:22,499 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:51:22,500 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:51:22,500 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:51:22,500 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:51:22,500 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:51:22,500 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:51:22,501 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:51:22,501 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:51:22,502 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-22 22:51:22,512 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:51:22,512 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:51:22,513 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:51:22,513 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:51:22,513 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:51:22,513 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:51:22,513 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 22:51:22,514 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:51:22,514 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:51:22,514 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:51:22,514 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:51:22,514 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:51:22,514 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:51:22,514 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:51:22,515 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 22:51:22,515 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 22:51:22,515 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:51:22,515 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:51:22,515 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:51:22,515 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:51:22,515 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:51:22,516 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:51:22,516 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:51:22,516 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:51:22,516 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:51:22,516 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:51:22,516 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:51:22,516 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:51:22,516 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-22 22:51:22,517 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:51:22,517 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 22:51:22,517 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 22:51:22,517 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer 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 -> 376411b509fa30f3972bf08d429083cb413425da [2018-11-22 22:51:22,545 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:51:22,553 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:51:22,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:51:22,556 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:51:22,556 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:51:22,556 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i [2018-11-22 22:51:22,590 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/data/da5d59e85/6d77c2a74e9e46269ba20752226316b0/FLAGfa13883c7 [2018-11-22 22:51:23,014 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:51:23,014 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i [2018-11-22 22:51:23,024 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/data/da5d59e85/6d77c2a74e9e46269ba20752226316b0/FLAGfa13883c7 [2018-11-22 22:51:23,036 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/data/da5d59e85/6d77c2a74e9e46269ba20752226316b0 [2018-11-22 22:51:23,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:51:23,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:51:23,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:51:23,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:51:23,043 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:51:23,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:51:23" (1/1) ... [2018-11-22 22:51:23,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a7d0535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23, skipping insertion in model container [2018-11-22 22:51:23,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:51:23" (1/1) ... [2018-11-22 22:51:23,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:51:23,085 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:51:23,328 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:51:23,337 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:51:23,368 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:51:23,447 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:51:23,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23 WrapperNode [2018-11-22 22:51:23,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:51:23,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:51:23,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:51:23,448 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:51:23,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23" (1/1) ... [2018-11-22 22:51:23,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23" (1/1) ... [2018-11-22 22:51:23,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:51:23,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:51:23,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:51:23,484 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:51:23,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23" (1/1) ... [2018-11-22 22:51:23,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23" (1/1) ... [2018-11-22 22:51:23,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23" (1/1) ... [2018-11-22 22:51:23,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23" (1/1) ... [2018-11-22 22:51:23,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23" (1/1) ... [2018-11-22 22:51:23,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23" (1/1) ... [2018-11-22 22:51:23,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23" (1/1) ... [2018-11-22 22:51:23,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:51:23,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:51:23,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:51:23,506 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:51:23,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bd5861a8-e499-4e5b-a11e-ab6fe1961828/bin-2019/uautomizer/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 [2018-11-22 22:51:23,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:51:23,540 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-22 22:51:23,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-22 22:51:23,541 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-22 22:51:23,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-22 22:51:23,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 22:51:23,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-22 22:51:23,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:51:23,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:51:23,542 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-22 22:51:23,729 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:51:23,730 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-22 22:51:23,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:51:23 BoogieIcfgContainer [2018-11-22 22:51:23,730 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:51:23,731 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 22:51:23,731 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 22:51:23,732 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 22:51:23,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:51:23" (1/3) ... [2018-11-22 22:51:23,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e63f3e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:51:23, skipping insertion in model container [2018-11-22 22:51:23,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:51:23" (2/3) ... [2018-11-22 22:51:23,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e63f3e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:51:23, skipping insertion in model container [2018-11-22 22:51:23,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:51:23" (3/3) ... [2018-11-22 22:51:23,734 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013_variant_true-unreach-call.i [2018-11-22 22:51:23,758 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,758 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,758 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,758 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,759 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,759 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,759 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,759 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,759 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,759 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,760 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,760 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,760 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,760 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,760 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,760 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,761 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,761 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,761 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,761 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,761 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:51:23,767 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-22 22:51:23,768 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 22:51:23,773 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-22 22:51:23,782 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-22 22:51:23,796 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 22:51:23,796 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 22:51:23,796 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 22:51:23,796 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 22:51:23,796 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 22:51:23,796 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 22:51:23,796 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 22:51:23,797 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 22:51:23,797 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 22:51:23,801 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 52places, 52 transitions [2018-11-22 22:51:23,816 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-22 22:51:23,818 INFO L168 Benchmark]: Toolchain (without parser) took 779.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 945.4 MB in the beginning and 1.1 GB in the end (delta: -126.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:51:23,819 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:51:23,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 945.4 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 50.5 MB. Max. memory is 11.5 GB. [2018-11-22 22:51:23,820 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:51:23,821 INFO L168 Benchmark]: Boogie Preprocessor took 21.29 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. [2018-11-22 22:51:23,821 INFO L168 Benchmark]: RCFGBuilder took 224.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2018-11-22 22:51:23,821 INFO L168 Benchmark]: TraceAbstraction took 87.06 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. [2018-11-22 22:51:23,824 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 407.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 945.4 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 50.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.29 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 224.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 87.06 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...