./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix022_power.oepc_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_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix022_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/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 1a7433330905db616a5f4ab509cabf5c5399b795 ............................................................................................................................................................................................ 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_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix022_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/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 1a7433330905db616a5f4ab509cabf5c5399b795 ..................................................................................................................................................................................................... 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 [2018-11-10 12:59:34,083 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:59:34,084 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:59:34,093 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:59:34,093 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:59:34,094 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:59:34,095 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:59:34,096 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:59:34,097 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:59:34,098 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:59:34,098 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:59:34,099 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:59:34,099 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:59:34,100 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:59:34,101 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:59:34,101 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:59:34,102 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:59:34,103 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:59:34,104 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:59:34,105 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:59:34,106 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:59:34,107 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:59:34,108 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:59:34,108 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:59:34,109 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:59:34,109 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:59:34,110 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:59:34,110 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:59:34,111 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:59:34,112 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:59:34,112 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:59:34,112 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:59:34,113 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:59:34,113 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:59:34,113 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:59:34,114 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:59:34,114 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 12:59:34,124 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:59:34,125 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:59:34,125 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:59:34,125 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:59:34,126 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:59:34,126 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:59:34,126 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 12:59:34,126 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:59:34,126 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 12:59:34,126 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 12:59:34,127 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:59:34,127 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:59:34,127 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:59:34,127 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:59:34,128 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:59:34,128 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:59:34,128 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:59:34,128 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:59:34,128 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:59:34,128 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:59:34,129 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:59:34,129 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:59:34,129 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:59:34,129 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:59:34,129 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:59:34,129 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:59:34,129 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:59:34,130 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:59:34,130 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:59:34,130 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:59:34,130 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 12:59:34,130 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:59:34,130 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:59:34,131 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:59:34,131 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_576abace-fc43-4f9c-846a-171ccdc9b86b/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 -> 1a7433330905db616a5f4ab509cabf5c5399b795 [2018-11-10 12:59:34,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:59:34,164 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:59:34,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:59:34,168 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:59:34,168 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:59:34,169 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix022_power.oepc_false-unreach-call.i [2018-11-10 12:59:34,215 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/data/dd5f25041/7633683b1be440929cd2ff86899c458a/FLAG7d4cf45ba [2018-11-10 12:59:34,597 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:59:34,598 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/sv-benchmarks/c/pthread-wmm/mix022_power.oepc_false-unreach-call.i [2018-11-10 12:59:34,609 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/data/dd5f25041/7633683b1be440929cd2ff86899c458a/FLAG7d4cf45ba [2018-11-10 12:59:34,620 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/data/dd5f25041/7633683b1be440929cd2ff86899c458a [2018-11-10 12:59:34,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:59:34,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:59:34,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:59:34,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:59:34,627 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:59:34,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:59:34" (1/1) ... [2018-11-10 12:59:34,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c4bbed2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:34, skipping insertion in model container [2018-11-10 12:59:34,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:59:34" (1/1) ... [2018-11-10 12:59:34,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:59:34,670 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:59:34,914 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:59:34,919 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:59:34,965 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:59:35,077 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:59:35,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:35 WrapperNode [2018-11-10 12:59:35,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:59:35,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:59:35,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:59:35,078 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:59:35,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:35" (1/1) ... [2018-11-10 12:59:35,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:35" (1/1) ... [2018-11-10 12:59:35,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:59:35,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:59:35,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:59:35,117 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:59:35,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:35" (1/1) ... [2018-11-10 12:59:35,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:35" (1/1) ... [2018-11-10 12:59:35,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:35" (1/1) ... [2018-11-10 12:59:35,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:35" (1/1) ... [2018-11-10 12:59:35,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:35" (1/1) ... [2018-11-10 12:59:35,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:35" (1/1) ... [2018-11-10 12:59:35,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:35" (1/1) ... [2018-11-10 12:59:35,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:59:35,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:59:35,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:59:35,139 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:59:35,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/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 [2018-11-10 12:59:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 12:59:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 12:59:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:59:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:59:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:59:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:59:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 12:59:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 12:59:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 12:59:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 12:59:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:59:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:59:35,182 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 12:59:35,688 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:59:35,716 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:59:35,716 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:59:35,717 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:59:35,719 INFO L168 Benchmark]: Toolchain (without parser) took 1096.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -117.2 MB). Peak memory consumption was 40.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:59:35,720 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:59:35,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 453.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 955.4 MB in the beginning and 1.2 GB in the end (delta: -204.7 MB). Peak memory consumption was 56.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:59:35,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:59:35,721 INFO L168 Benchmark]: Boogie Preprocessor took 21.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:59:35,722 INFO L168 Benchmark]: RCFGBuilder took 579.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:59:35,724 INFO L336 ainManager$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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 453.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 955.4 MB in the beginning and 1.2 GB in the end (delta: -204.7 MB). Peak memory consumption was 56.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.38 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 579.99 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: 73.4 MB). Peak memory consumption was 73.4 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 [2018-11-10 12:59:37,251 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:59:37,252 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:59:37,259 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:59:37,260 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:59:37,260 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:59:37,261 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:59:37,262 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:59:37,264 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:59:37,264 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:59:37,265 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:59:37,265 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:59:37,266 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:59:37,266 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:59:37,267 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:59:37,268 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:59:37,269 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:59:37,270 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:59:37,271 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:59:37,272 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:59:37,273 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:59:37,274 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:59:37,276 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:59:37,276 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:59:37,276 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:59:37,277 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:59:37,278 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:59:37,278 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:59:37,279 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:59:37,279 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:59:37,280 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:59:37,280 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:59:37,280 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:59:37,280 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:59:37,281 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:59:37,282 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:59:37,282 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 12:59:37,292 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:59:37,293 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:59:37,293 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:59:37,293 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:59:37,294 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:59:37,294 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:59:37,294 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:59:37,294 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:59:37,294 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:59:37,294 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:59:37,295 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:59:37,295 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:59:37,295 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:59:37,295 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:59:37,295 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:59:37,295 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:59:37,295 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:59:37,295 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:59:37,295 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:59:37,296 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:59:37,296 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:59:37,296 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:59:37,296 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:59:37,296 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:59:37,296 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:59:37,296 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:59:37,296 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:59:37,297 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:59:37,297 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:59:37,297 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:59:37,297 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:59:37,297 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:59:37,297 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_576abace-fc43-4f9c-846a-171ccdc9b86b/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 -> 1a7433330905db616a5f4ab509cabf5c5399b795 [2018-11-10 12:59:37,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:59:37,335 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:59:37,337 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:59:37,338 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:59:37,338 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:59:37,339 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix022_power.oepc_false-unreach-call.i [2018-11-10 12:59:37,378 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/data/cb2ceec1a/b986b5a0a1de453b8f728a43417df564/FLAG6e6216059 [2018-11-10 12:59:37,751 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:59:37,751 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/sv-benchmarks/c/pthread-wmm/mix022_power.oepc_false-unreach-call.i [2018-11-10 12:59:37,762 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/data/cb2ceec1a/b986b5a0a1de453b8f728a43417df564/FLAG6e6216059 [2018-11-10 12:59:37,770 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/bin-2019/utaipan/data/cb2ceec1a/b986b5a0a1de453b8f728a43417df564 [2018-11-10 12:59:37,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:59:37,773 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:59:37,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:59:37,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:59:37,777 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:59:37,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:59:37" (1/1) ... [2018-11-10 12:59:37,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:37, skipping insertion in model container [2018-11-10 12:59:37,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:59:37" (1/1) ... [2018-11-10 12:59:37,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:59:37,823 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:59:38,086 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:59:38,093 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:59:38,138 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:59:38,177 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:59:38,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:38 WrapperNode [2018-11-10 12:59:38,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:59:38,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:59:38,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:59:38,178 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:59:38,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:38" (1/1) ... [2018-11-10 12:59:38,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:38" (1/1) ... [2018-11-10 12:59:38,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:59:38,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:59:38,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:59:38,260 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:59:38,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:38" (1/1) ... [2018-11-10 12:59:38,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:38" (1/1) ... [2018-11-10 12:59:38,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:38" (1/1) ... [2018-11-10 12:59:38,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:38" (1/1) ... [2018-11-10 12:59:38,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:38" (1/1) ... [2018-11-10 12:59:38,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:38" (1/1) ... [2018-11-10 12:59:38,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:38" (1/1) ... [2018-11-10 12:59:38,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:59:38,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:59:38,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:59:38,281 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:59:38,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:59:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_576abace-fc43-4f9c-846a-171ccdc9b86b/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 [2018-11-10 12:59:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 12:59:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 12:59:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:59:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:59:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:59:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:59:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 12:59:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 12:59:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 12:59:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 12:59:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:59:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:59:38,321 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 12:59:38,891 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:59:38,923 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:59:38,923 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:59:38,924 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:59:38,929 INFO L168 Benchmark]: Toolchain (without parser) took 1156.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -84.2 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:59:38,931 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:59:38,931 INFO L168 Benchmark]: CACSL2BoogieTranslator took 404.29 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:59:38,932 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -196.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:59:38,932 INFO L168 Benchmark]: Boogie Preprocessor took 20.72 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:59:38,933 INFO L168 Benchmark]: RCFGBuilder took 648.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:59:38,935 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 404.29 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -196.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.72 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 648.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.0 MB). Peak memory consumption was 75.0 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...