./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-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_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f5020bace04c3953d5ba184ca7354d5ad5b3f82 .............................................................................................................................................................................................................. 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_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f5020bace04c3953d5ba184ca7354d5ad5b3f82 .......................................................................................................................................................................................................... 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 05:09:16,321 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:16,323 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:16,336 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:16,337 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:16,338 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:16,339 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:16,340 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:16,341 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:16,344 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:16,346 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:16,346 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:16,347 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:16,348 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:16,349 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:16,349 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:16,350 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:16,351 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:16,353 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:16,354 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:16,355 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:16,356 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:16,358 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:16,358 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:16,358 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:16,359 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:16,360 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:16,360 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:16,361 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:16,362 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:16,362 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:16,362 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:16,363 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:16,363 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:16,363 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:16,364 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:16,364 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:09:16,375 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:16,376 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:16,376 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:16,376 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:09:16,377 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:09:16,377 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:09:16,377 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:09:16,377 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:09:16,377 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:09:16,377 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:09:16,377 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:09:16,378 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:16,378 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:16,378 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:09:16,378 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:16,379 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:16,379 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:16,379 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:16,379 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:16,379 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:16,379 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:16,379 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:16,379 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:16,380 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:16,380 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:16,380 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:16,380 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:16,380 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:16,380 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:16,380 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:16,381 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:09:16,381 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:16,381 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:09:16,381 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:09:16,381 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan 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 -> Taipan 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 -> 2f5020bace04c3953d5ba184ca7354d5ad5b3f82 [2018-10-27 05:09:16,406 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:16,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:16,429 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:16,431 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:16,432 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:16,433 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i [2018-10-27 05:09:16,485 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/data/4cbc6182c/9c0241d7aed24e8e8f873a21febfcd13/FLAGf3797c3a5 [2018-10-27 05:09:16,962 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:16,967 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i [2018-10-27 05:09:16,981 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/data/4cbc6182c/9c0241d7aed24e8e8f873a21febfcd13/FLAGf3797c3a5 [2018-10-27 05:09:16,996 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/data/4cbc6182c/9c0241d7aed24e8e8f873a21febfcd13 [2018-10-27 05:09:17,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:17,002 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:09:17,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:17,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:17,010 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:17,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:16" (1/1) ... [2018-10-27 05:09:17,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fb3a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17, skipping insertion in model container [2018-10-27 05:09:17,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:16" (1/1) ... [2018-10-27 05:09:17,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:17,068 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:17,411 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:17,415 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:17,474 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:17,537 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:17,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17 WrapperNode [2018-10-27 05:09:17,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:17,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:17,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:09:17,543 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:09:17,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,657 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:17,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:17,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:17,658 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:17,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:17,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:17,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:17,692 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:17,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/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 [2018-10-27 05:09:17,756 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-10-27 05:09:17,757 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-10-27 05:09:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:09:17,757 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:09:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:09:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:09:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:09:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:09:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:17,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:17,760 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:09:18,329 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:18,359 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:18,360 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:18,360 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:18,360 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:18,361 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:09:18,365 INFO L168 Benchmark]: Toolchain (without parser) took 1363.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:18,368 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:18,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 539.27 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 923.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:18,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 923.6 MB in the beginning and 1.1 GB in the end (delta: -224.4 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:18,370 INFO L168 Benchmark]: Boogie Preprocessor took 34.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:18,372 INFO L168 Benchmark]: RCFGBuilder took 672.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:18,375 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 539.27 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 923.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 114.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 923.6 MB in the beginning and 1.1 GB in the end (delta: -224.4 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.65 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 672.12 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: 26.4 MB). Peak memory consumption was 26.4 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 05:09:20,448 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:20,450 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:20,460 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:20,460 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:20,461 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:20,462 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:20,464 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:20,465 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:20,466 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:20,467 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:20,467 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:20,468 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:20,469 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:20,471 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:20,472 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:20,472 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:20,475 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:20,476 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:20,478 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:20,479 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:20,480 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:20,483 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:20,483 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:20,483 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:20,484 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:20,485 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:20,486 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:20,487 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:20,489 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:20,489 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:20,489 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:20,490 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:20,490 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:20,491 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:20,491 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:20,492 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:09:20,505 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:20,505 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:20,506 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:20,507 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:09:20,507 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:09:20,507 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:09:20,507 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:09:20,507 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:09:20,508 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:20,508 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:20,508 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:20,509 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:20,509 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:20,509 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:20,509 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:20,509 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:09:20,509 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:09:20,509 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:20,510 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:20,510 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:20,513 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:20,513 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:20,514 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:20,514 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:20,514 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:20,514 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:20,514 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:20,515 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:20,515 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:09:20,515 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:20,515 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:09:20,515 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:09:20,515 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_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan 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 -> Taipan 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 -> 2f5020bace04c3953d5ba184ca7354d5ad5b3f82 [2018-10-27 05:09:20,567 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:20,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:20,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:20,587 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:20,587 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:20,588 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i [2018-10-27 05:09:20,650 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/data/0e565e282/c3455b17aea4492f93bbe7d315e1ce4e/FLAGde0ba77b3 [2018-10-27 05:09:21,168 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:21,168 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs_true-unreach-call.i [2018-10-27 05:09:21,186 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/data/0e565e282/c3455b17aea4492f93bbe7d315e1ce4e/FLAGde0ba77b3 [2018-10-27 05:09:21,197 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/data/0e565e282/c3455b17aea4492f93bbe7d315e1ce4e [2018-10-27 05:09:21,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:21,201 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:09:21,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:21,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:21,206 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:21,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0224a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21, skipping insertion in model container [2018-10-27 05:09:21,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:21,258 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:21,670 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:21,678 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:21,727 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:21,794 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:21,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21 WrapperNode [2018-10-27 05:09:21,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:21,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:21,795 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:09:21,795 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:09:21,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:21,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:21,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:21,842 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:21,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:21,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:21,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:21,884 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:21,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eae18934-bf79-4a14-91a6-75653253a937/bin-2019/utaipan/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 [2018-10-27 05:09:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-10-27 05:09:22,014 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-10-27 05:09:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:09:22,015 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:09:22,015 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:09:22,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:09:22,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:22,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:22,015 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:22,016 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:22,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:09:22,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:09:22,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:22,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:22,018 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:09:22,546 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:22,569 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:22,570 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:22,570 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:22,570 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:22,571 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:09:22,576 INFO L168 Benchmark]: Toolchain (without parser) took 1375.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -167.4 MB). Peak memory consumption was 54.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:22,577 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:22,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.65 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:22,581 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.68 ms. Allocated memory is still 1.0 GB. Free memory is still 914.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:22,581 INFO L168 Benchmark]: Boogie Preprocessor took 41.41 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:22,582 INFO L168 Benchmark]: RCFGBuilder took 691.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -205.0 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:22,585 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 592.65 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.68 ms. Allocated memory is still 1.0 GB. Free memory is still 914.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.41 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 691.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -205.0 MB). Peak memory consumption was 17.1 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...