./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix052_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_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix052_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/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 71d06c9670e658324a54e2cfe7fbc3f9b7f044b9 ............................................................................................................................................................................................................ 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_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix052_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/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 71d06c9670e658324a54e2cfe7fbc3f9b7f044b9 ...................................................................................................................................................................................................... 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 05:55:19,194 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:55:19,195 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:55:19,202 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:55:19,203 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:55:19,203 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:55:19,204 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:55:19,205 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:55:19,206 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:55:19,207 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:55:19,207 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:55:19,208 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:55:19,208 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:55:19,209 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:55:19,210 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:55:19,210 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:55:19,211 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:55:19,212 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:55:19,214 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:55:19,215 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:55:19,215 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:55:19,216 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:55:19,218 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:55:19,218 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:55:19,218 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:55:19,219 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:55:19,219 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:55:19,220 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:55:19,220 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:55:19,221 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:55:19,221 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:55:19,222 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:55:19,222 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:55:19,222 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:55:19,223 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:55:19,223 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:55:19,223 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 05:55:19,234 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:55:19,234 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:55:19,235 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:55:19,235 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:55:19,235 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:55:19,235 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:55:19,235 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 05:55:19,235 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:55:19,236 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 05:55:19,236 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 05:55:19,236 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:55:19,236 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:55:19,236 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:55:19,237 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:55:19,237 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:55:19,237 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:55:19,237 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:55:19,237 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:55:19,237 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:55:19,237 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:55:19,237 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:55:19,238 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:55:19,238 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:55:19,238 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:55:19,238 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:55:19,238 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:55:19,238 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:55:19,238 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:55:19,239 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:55:19,239 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:55:19,239 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 05:55:19,239 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:55:19,239 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:55:19,239 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 05:55:19,239 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_93324ee7-4504-48af-9272-2a57743b0952/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 -> 71d06c9670e658324a54e2cfe7fbc3f9b7f044b9 [2018-11-10 05:55:19,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:55:19,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:55:19,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:55:19,273 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:55:19,273 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:55:19,274 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix052_power.oepc_false-unreach-call.i [2018-11-10 05:55:19,320 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/data/dbb389421/4f315f2aee0846dd98f0af4602cff54f/FLAGd25e1bde5 [2018-11-10 05:55:19,774 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:55:19,774 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/sv-benchmarks/c/pthread-wmm/mix052_power.oepc_false-unreach-call.i [2018-11-10 05:55:19,788 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/data/dbb389421/4f315f2aee0846dd98f0af4602cff54f/FLAGd25e1bde5 [2018-11-10 05:55:19,798 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/data/dbb389421/4f315f2aee0846dd98f0af4602cff54f [2018-11-10 05:55:19,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:55:19,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:55:19,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:55:19,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:55:19,805 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:55:19,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:55:19" (1/1) ... [2018-11-10 05:55:19,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4205049b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:19, skipping insertion in model container [2018-11-10 05:55:19,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:55:19" (1/1) ... [2018-11-10 05:55:19,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:55:19,853 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:55:20,113 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:55:20,118 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:55:20,162 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:55:20,201 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:55:20,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:20 WrapperNode [2018-11-10 05:55:20,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:55:20,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:55:20,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:55:20,202 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:55:20,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:20" (1/1) ... [2018-11-10 05:55:20,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:20" (1/1) ... [2018-11-10 05:55:20,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:55:20,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:55:20,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:55:20,284 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:55:20,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:20" (1/1) ... [2018-11-10 05:55:20,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:20" (1/1) ... [2018-11-10 05:55:20,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:20" (1/1) ... [2018-11-10 05:55:20,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:20" (1/1) ... [2018-11-10 05:55:20,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:20" (1/1) ... [2018-11-10 05:55:20,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:20" (1/1) ... [2018-11-10 05:55:20,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:20" (1/1) ... [2018-11-10 05:55:20,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:55:20,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:55:20,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:55:20,308 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:55:20,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/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 05:55:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 05:55:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 05:55:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:55:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:55:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:55:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:55:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 05:55:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 05:55:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 05:55:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 05:55:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 05:55:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 05:55:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:55:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:55:20,357 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 05:55:20,950 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:55:20,981 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:55:20,981 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:55:20,982 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:55:20,984 INFO L168 Benchmark]: Toolchain (without parser) took 1182.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 952.2 MB in the beginning and 1.0 GB in the end (delta: -76.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:20,986 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:55:20,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.12 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 917.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:20,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 917.3 MB in the beginning and 1.1 GB in the end (delta: -200.4 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:20,987 INFO L168 Benchmark]: Boogie Preprocessor took 23.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:20,988 INFO L168 Benchmark]: RCFGBuilder took 676.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.9 MB). Peak memory consumption was 85.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:20,991 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 399.12 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 917.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 917.3 MB in the beginning and 1.1 GB in the end (delta: -200.4 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.09 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 676.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.9 MB). Peak memory consumption was 85.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:55:22,460 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:55:22,461 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:55:22,471 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:55:22,471 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:55:22,472 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:55:22,473 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:55:22,474 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:55:22,475 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:55:22,476 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:55:22,476 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:55:22,477 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:55:22,477 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:55:22,478 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:55:22,479 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:55:22,480 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:55:22,480 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:55:22,482 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:55:22,483 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:55:22,484 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:55:22,485 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:55:22,486 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:55:22,488 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:55:22,488 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:55:22,488 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:55:22,489 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:55:22,490 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:55:22,490 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:55:22,491 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:55:22,491 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:55:22,492 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:55:22,493 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:55:22,493 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:55:22,493 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:55:22,494 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:55:22,494 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:55:22,495 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 05:55:22,505 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:55:22,506 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:55:22,506 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:55:22,506 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:55:22,507 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:55:22,507 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:55:22,507 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:55:22,507 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:55:22,508 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:55:22,508 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:55:22,508 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:55:22,508 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:55:22,508 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:55:22,509 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:55:22,509 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:55:22,509 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:55:22,509 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:55:22,509 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:55:22,509 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:55:22,509 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:55:22,510 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:55:22,510 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:55:22,510 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:55:22,510 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:55:22,510 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:55:22,510 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:55:22,510 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:55:22,511 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:55:22,511 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:55:22,511 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:55:22,511 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:55:22,511 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:55:22,511 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_93324ee7-4504-48af-9272-2a57743b0952/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 -> 71d06c9670e658324a54e2cfe7fbc3f9b7f044b9 [2018-11-10 05:55:22,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:55:22,554 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:55:22,556 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:55:22,558 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:55:22,558 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:55:22,559 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix052_power.oepc_false-unreach-call.i [2018-11-10 05:55:22,605 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/data/518137734/d4ab9a057c3144f2bfd70d575d056b89/FLAGa6461547b [2018-11-10 05:55:22,970 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:55:22,971 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/sv-benchmarks/c/pthread-wmm/mix052_power.oepc_false-unreach-call.i [2018-11-10 05:55:22,982 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/data/518137734/d4ab9a057c3144f2bfd70d575d056b89/FLAGa6461547b [2018-11-10 05:55:22,994 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/bin-2019/utaipan/data/518137734/d4ab9a057c3144f2bfd70d575d056b89 [2018-11-10 05:55:22,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:55:22,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:55:22,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:55:22,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:55:23,001 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:55:23,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:55:22" (1/1) ... [2018-11-10 05:55:23,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618733f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:23, skipping insertion in model container [2018-11-10 05:55:23,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:55:22" (1/1) ... [2018-11-10 05:55:23,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:55:23,049 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:55:23,302 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:55:23,308 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:55:23,360 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:55:23,417 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:55:23,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:23 WrapperNode [2018-11-10 05:55:23,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:55:23,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:55:23,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:55:23,418 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:55:23,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:23" (1/1) ... [2018-11-10 05:55:23,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:23" (1/1) ... [2018-11-10 05:55:23,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:55:23,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:55:23,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:55:23,502 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:55:23,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:23" (1/1) ... [2018-11-10 05:55:23,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:23" (1/1) ... [2018-11-10 05:55:23,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:23" (1/1) ... [2018-11-10 05:55:23,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:23" (1/1) ... [2018-11-10 05:55:23,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:23" (1/1) ... [2018-11-10 05:55:23,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:23" (1/1) ... [2018-11-10 05:55:23,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:23" (1/1) ... [2018-11-10 05:55:23,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:55:23,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:55:23,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:55:23,530 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:55:23,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_93324ee7-4504-48af-9272-2a57743b0952/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 05:55:23,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 05:55:23,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 05:55:23,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:55:23,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:55:23,566 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:55:23,567 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:55:23,567 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 05:55:23,567 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 05:55:23,567 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 05:55:23,567 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 05:55:23,567 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 05:55:23,572 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 05:55:23,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:55:23,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:55:23,573 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 05:55:24,183 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:55:24,215 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:55:24,215 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:55:24,217 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:55:24,222 INFO L168 Benchmark]: Toolchain (without parser) took 1225.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -85.4 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:24,223 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:55:24,224 INFO L168 Benchmark]: CACSL2BoogieTranslator took 419.26 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:24,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -204.5 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:24,225 INFO L168 Benchmark]: Boogie Preprocessor took 28.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:55:24,225 INFO L168 Benchmark]: RCFGBuilder took 691.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:24,228 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 419.26 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 83.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -204.5 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 691.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 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...