./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bbf7c8f32f8d5605e61126fa2fb3cef6b4b000b0 .......................................................................................................................................................................................... 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_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bbf7c8f32f8d5605e61126fa2fb3cef6b4b000b0 ............................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:00:31,549 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:00:31,551 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:00:31,559 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:00:31,560 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:00:31,560 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:00:31,561 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:00:31,563 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:00:31,564 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:00:31,565 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:00:31,565 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:00:31,565 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:00:31,566 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:00:31,567 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:00:31,568 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:00:31,569 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:00:31,569 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:00:31,571 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:00:31,572 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:00:31,573 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:00:31,574 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:00:31,575 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:00:31,576 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:00:31,577 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:00:31,577 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:00:31,577 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:00:31,578 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:00:31,579 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:00:31,580 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:00:31,580 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:00:31,581 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:00:31,581 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:00:31,581 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:00:31,581 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:00:31,582 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:00:31,583 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:00:31,584 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 05:00:31,594 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:00:31,594 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:00:31,595 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:00:31,595 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 05:00:31,596 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 05:00:31,596 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 05:00:31,596 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:00:31,596 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:00:31,596 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:00:31,596 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:00:31,596 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:00:31,597 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:00:31,597 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:00:31,597 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:00:31,597 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:00:31,597 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:00:31,597 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:00:31,597 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 05:00:31,597 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 05:00:31,598 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:00:31,598 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:00:31,598 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 05:00:31,598 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:00:31,600 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:00:31,600 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:00:31,600 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 05:00:31,600 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:00:31,601 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:00:31,601 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_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak 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 -> Kojak 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 -> bbf7c8f32f8d5605e61126fa2fb3cef6b4b000b0 [2018-10-27 05:00:31,626 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:00:31,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:00:31,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:00:31,640 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:00:31,640 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:00:31,641 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/../../sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i [2018-10-27 05:00:31,682 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/data/fbe9017f2/77b7eb08b9d4491886afeed9edfa26d4/FLAG1a6768fa5 [2018-10-27 05:00:32,106 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:00:32,107 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i [2018-10-27 05:00:32,118 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/data/fbe9017f2/77b7eb08b9d4491886afeed9edfa26d4/FLAG1a6768fa5 [2018-10-27 05:00:32,130 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/data/fbe9017f2/77b7eb08b9d4491886afeed9edfa26d4 [2018-10-27 05:00:32,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:00:32,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:00:32,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:00:32,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:00:32,140 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:00:32,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:00:32" (1/1) ... [2018-10-27 05:00:32,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77473120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:32, skipping insertion in model container [2018-10-27 05:00:32,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:00:32" (1/1) ... [2018-10-27 05:00:32,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:00:32,197 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:00:32,608 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:00:32,687 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:00:32,728 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:00:32,899 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:00:32,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:32 WrapperNode [2018-10-27 05:00:32,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:00:32,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:00:32,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:00:32,901 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:00:32,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:32" (1/1) ... [2018-10-27 05:00:33,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:32" (1/1) ... [2018-10-27 05:00:33,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:00:33,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:00:33,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:00:33,159 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:00:33,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:32" (1/1) ... [2018-10-27 05:00:33,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:32" (1/1) ... [2018-10-27 05:00:33,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:32" (1/1) ... [2018-10-27 05:00:33,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:32" (1/1) ... [2018-10-27 05:00:33,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:32" (1/1) ... [2018-10-27 05:00:33,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:32" (1/1) ... [2018-10-27 05:00:33,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:32" (1/1) ... [2018-10-27 05:00:33,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:00:33,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:00:33,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:00:33,253 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:00:33,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-10-27 05:00:33,309 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-10-27 05:00:33,309 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-10-27 05:00:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-10-27 05:00:33,310 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-10-27 05:00:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2018-10-27 05:00:33,310 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2018-10-27 05:00:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 05:00:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2018-10-27 05:00:33,312 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2018-10-27 05:00:33,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-27 05:00:33,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 05:00:33,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-27 05:00:33,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-27 05:00:33,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:00:33,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:00:33,314 WARN L200 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:00:40,118 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:00:40,199 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:00:40,200 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:00:40,201 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:00:40,206 INFO L168 Benchmark]: Toolchain (without parser) took 8070.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 953.1 MB in the beginning and 1.0 GB in the end (delta: -85.7 MB). Peak memory consumption was 236.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:00:40,207 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:00:40,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.76 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 880.6 MB in the end (delta: 72.5 MB). Peak memory consumption was 72.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:00:40,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 257.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 877.9 MB in the beginning and 1.1 GB in the end (delta: -255.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:00:40,209 INFO L168 Benchmark]: Boogie Preprocessor took 94.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:00:40,209 INFO L168 Benchmark]: RCFGBuilder took 6951.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.3 MB). Peak memory consumption was 248.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:00:40,213 INFO L336 ainManager$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 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 763.76 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 880.6 MB in the end (delta: 72.5 MB). Peak memory consumption was 72.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 257.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 877.9 MB in the beginning and 1.1 GB in the end (delta: -255.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.40 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. * RCFGBuilder took 6951.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.3 MB). Peak memory consumption was 248.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:00:42,033 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:00:42,035 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:00:42,043 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:00:42,043 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:00:42,044 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:00:42,045 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:00:42,047 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:00:42,048 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:00:42,048 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:00:42,049 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:00:42,049 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:00:42,050 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:00:42,055 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:00:42,064 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:00:42,065 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:00:42,065 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:00:42,067 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:00:42,068 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:00:42,069 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:00:42,071 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:00:42,072 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:00:42,074 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:00:42,074 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:00:42,074 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:00:42,078 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:00:42,079 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:00:42,079 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:00:42,080 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:00:42,080 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:00:42,080 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:00:42,081 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:00:42,081 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:00:42,081 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:00:42,082 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:00:42,082 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:00:42,082 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-27 05:00:42,097 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:00:42,097 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:00:42,098 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:00:42,098 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 05:00:42,098 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 05:00:42,098 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 05:00:42,099 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:00:42,099 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:00:42,099 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:00:42,099 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:00:42,099 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:00:42,099 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:00:42,099 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:00:42,099 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:00:42,100 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:00:42,100 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:00:42,100 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:00:42,100 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:00:42,100 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 05:00:42,100 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 05:00:42,100 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:00:42,101 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:00:42,101 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 05:00:42,101 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:00:42,101 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:00:42,101 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:00:42,101 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-27 05:00:42,101 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:00:42,102 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:00:42,102 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:00:42,102 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:00:42,102 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_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak 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 -> Kojak 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 -> bbf7c8f32f8d5605e61126fa2fb3cef6b4b000b0 [2018-10-27 05:00:42,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:00:42,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:00:42,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:00:42,158 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:00:42,158 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:00:42,158 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/../../sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i [2018-10-27 05:00:42,207 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/data/3b951d90a/aa227f22827a459d859bd7817c59a167/FLAGc13134083 [2018-10-27 05:00:42,620 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:00:42,621 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/sv-benchmarks/c/pthread/queue_longest_false-unreach-call.i [2018-10-27 05:00:42,635 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/data/3b951d90a/aa227f22827a459d859bd7817c59a167/FLAGc13134083 [2018-10-27 05:00:42,647 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/data/3b951d90a/aa227f22827a459d859bd7817c59a167 [2018-10-27 05:00:42,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:00:42,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:00:42,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:00:42,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:00:42,655 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:00:42,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:00:42" (1/1) ... [2018-10-27 05:00:42,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@474fd4db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:42, skipping insertion in model container [2018-10-27 05:00:42,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:00:42" (1/1) ... [2018-10-27 05:00:42,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:00:42,720 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:00:43,177 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:00:43,259 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:00:43,327 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:00:43,611 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:00:43,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:43 WrapperNode [2018-10-27 05:00:43,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:00:43,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:00:43,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:00:43,612 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:00:43,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:43" (1/1) ... [2018-10-27 05:00:43,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:43" (1/1) ... [2018-10-27 05:00:43,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:00:43,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:00:43,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:00:43,865 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:00:43,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:43" (1/1) ... [2018-10-27 05:00:43,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:43" (1/1) ... [2018-10-27 05:00:43,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:43" (1/1) ... [2018-10-27 05:00:43,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:43" (1/1) ... [2018-10-27 05:00:43,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:43" (1/1) ... [2018-10-27 05:00:43,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:43" (1/1) ... [2018-10-27 05:00:43,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:43" (1/1) ... [2018-10-27 05:00:43,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:00:43,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:00:43,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:00:43,989 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:00:43,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:00:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d5195da4-52b0-476c-8ec3-7bb9bb7f071b/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-10-27 05:00:44,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-27 05:00:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-10-27 05:00:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-10-27 05:00:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-10-27 05:00:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-10-27 05:00:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2018-10-27 05:00:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2018-10-27 05:00:44,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-27 05:00:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 05:00:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2018-10-27 05:00:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2018-10-27 05:00:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 05:00:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-10-27 05:00:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:00:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:00:44,050 WARN L200 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:00:52,201 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:00:52,270 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:00:52,270 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:00:52,271 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:00:52,273 INFO L168 Benchmark]: Toolchain (without parser) took 9623.48 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 248.5 MB). Free memory was 946.5 MB in the beginning and 1.2 GB in the end (delta: -213.5 MB). Peak memory consumption was 289.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:00:52,275 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:00:52,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 959.50 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 855.3 MB in the end (delta: 91.3 MB). Peak memory consumption was 91.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:00:52,276 INFO L168 Benchmark]: Boogie Procedure Inliner took 252.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 855.3 MB in the beginning and 1.2 GB in the end (delta: -311.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:00:52,276 INFO L168 Benchmark]: Boogie Preprocessor took 123.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:00:52,277 INFO L168 Benchmark]: RCFGBuilder took 8284.26 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 61.9 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -9.6 MB). Peak memory consumption was 306.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:00:52,284 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 959.50 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 855.3 MB in the end (delta: 91.3 MB). Peak memory consumption was 91.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 252.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 855.3 MB in the beginning and 1.2 GB in the end (delta: -311.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 123.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 8284.26 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 61.9 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -9.6 MB). Peak memory consumption was 306.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...