./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix028_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_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/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 92b3eaca6d776a0af450ed03c4fe472d5528dd46 .............................................................................................................................................................................................. 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_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/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 92b3eaca6d776a0af450ed03c4fe472d5528dd46 ....................................................................................................................................................................................................... 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 12:00:03,168 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:00:03,169 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:00:03,176 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:00:03,176 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:00:03,176 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:00:03,177 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:00:03,178 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:00:03,179 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:00:03,180 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:00:03,180 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:00:03,180 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:00:03,181 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:00:03,182 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:00:03,182 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:00:03,183 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:00:03,183 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:00:03,185 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:00:03,186 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:00:03,187 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:00:03,187 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:00:03,188 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:00:03,189 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:00:03,190 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:00:03,190 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:00:03,190 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:00:03,191 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:00:03,191 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:00:03,192 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:00:03,193 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:00:03,193 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:00:03,193 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:00:03,193 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:00:03,194 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:00:03,194 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:00:03,195 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:00:03,195 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 12:00:03,204 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:00:03,204 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:00:03,205 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:00:03,205 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:00:03,205 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:00:03,205 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:00:03,205 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 12:00:03,206 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:00:03,206 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 12:00:03,206 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 12:00:03,206 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:00:03,206 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:00:03,207 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:00:03,207 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:00:03,207 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:00:03,207 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:00:03,207 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:00:03,207 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:00:03,207 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:00:03,207 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:00:03,208 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:00:03,208 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:00:03,208 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:00:03,208 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:00:03,208 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:00:03,208 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:00:03,208 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:00:03,209 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:00:03,209 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:00:03,209 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:00:03,209 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 12:00:03,209 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:00:03,209 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:00:03,209 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:00:03,209 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_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/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 -> 92b3eaca6d776a0af450ed03c4fe472d5528dd46 [2018-11-10 12:00:03,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:00:03,249 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:00:03,251 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:00:03,252 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:00:03,252 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:00:03,253 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix028_power.oepc_false-unreach-call.i [2018-11-10 12:00:03,286 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/data/9715d9a8e/4f56703f49494751815149fa9528c2e2/FLAG4f02aed68 [2018-11-10 12:00:03,735 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:00:03,736 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/sv-benchmarks/c/pthread-wmm/mix028_power.oepc_false-unreach-call.i [2018-11-10 12:00:03,745 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/data/9715d9a8e/4f56703f49494751815149fa9528c2e2/FLAG4f02aed68 [2018-11-10 12:00:03,753 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/data/9715d9a8e/4f56703f49494751815149fa9528c2e2 [2018-11-10 12:00:03,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:00:03,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:00:03,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:00:03,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:00:03,759 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:00:03,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:00:03" (1/1) ... [2018-11-10 12:00:03,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb1b920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:03, skipping insertion in model container [2018-11-10 12:00:03,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:00:03" (1/1) ... [2018-11-10 12:00:03,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:00:03,802 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:00:04,017 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:00:04,022 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:00:04,071 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:00:04,106 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:00:04,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:04 WrapperNode [2018-11-10 12:00:04,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:00:04,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:00:04,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:00:04,107 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:00:04,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:04" (1/1) ... [2018-11-10 12:00:04,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:04" (1/1) ... [2018-11-10 12:00:04,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:00:04,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:00:04,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:00:04,203 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:00:04,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:04" (1/1) ... [2018-11-10 12:00:04,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:04" (1/1) ... [2018-11-10 12:00:04,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:04" (1/1) ... [2018-11-10 12:00:04,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:04" (1/1) ... [2018-11-10 12:00:04,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:04" (1/1) ... [2018-11-10 12:00:04,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:04" (1/1) ... [2018-11-10 12:00:04,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:04" (1/1) ... [2018-11-10 12:00:04,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:00:04,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:00:04,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:00:04,231 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:00:04,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/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 12:00:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 12:00:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 12:00:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:00:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:00:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:00:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:00:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 12:00:04,279 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 12:00:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 12:00:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 12:00:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 12:00:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 12:00:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:00:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:00:04,281 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 12:00:04,895 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:00:04,928 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:00:04,929 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:00:04,930 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:00:04,932 INFO L168 Benchmark]: Toolchain (without parser) took 1176.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 209.7 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -166.8 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:00:04,934 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:00:04,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.35 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 916.2 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:00:04,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 209.7 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -287.0 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:00:04,937 INFO L168 Benchmark]: Boogie Preprocessor took 27.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:00:04,937 INFO L168 Benchmark]: RCFGBuilder took 701.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:00:04,940 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 350.35 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 916.2 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 209.7 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -287.0 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 701.22 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: 76.2 MB). Peak memory consumption was 76.2 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 12:00:06,427 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:00:06,429 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:00:06,438 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:00:06,438 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:00:06,439 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:00:06,439 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:00:06,441 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:00:06,442 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:00:06,443 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:00:06,443 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:00:06,444 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:00:06,444 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:00:06,445 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:00:06,446 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:00:06,447 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:00:06,448 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:00:06,449 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:00:06,450 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:00:06,452 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:00:06,452 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:00:06,453 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:00:06,455 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:00:06,455 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:00:06,456 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:00:06,456 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:00:06,457 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:00:06,458 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:00:06,459 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:00:06,460 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:00:06,460 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:00:06,460 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:00:06,461 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:00:06,461 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:00:06,461 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:00:06,462 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:00:06,462 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 12:00:06,473 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:00:06,473 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:00:06,474 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:00:06,474 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:00:06,474 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:00:06,475 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:00:06,475 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:00:06,475 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:00:06,475 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:00:06,476 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:00:06,476 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:00:06,476 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:00:06,476 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:00:06,476 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:00:06,476 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:00:06,476 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:00:06,476 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:00:06,477 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:00:06,477 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:00:06,477 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:00:06,477 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:00:06,477 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:00:06,477 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:00:06,477 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:00:06,478 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:00:06,478 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:00:06,478 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:00:06,480 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:00:06,480 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:00:06,480 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:00:06,480 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:00:06,481 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:00:06,481 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_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/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 -> 92b3eaca6d776a0af450ed03c4fe472d5528dd46 [2018-11-10 12:00:06,511 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:00:06,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:00:06,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:00:06,524 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:00:06,525 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:00:06,525 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix028_power.oepc_false-unreach-call.i [2018-11-10 12:00:06,568 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/data/b4daf1006/237d2e9157fd47e4be0699cb885e8e14/FLAG2561db5ea [2018-11-10 12:00:06,950 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:00:06,951 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/sv-benchmarks/c/pthread-wmm/mix028_power.oepc_false-unreach-call.i [2018-11-10 12:00:06,961 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/data/b4daf1006/237d2e9157fd47e4be0699cb885e8e14/FLAG2561db5ea [2018-11-10 12:00:06,970 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/bin-2019/utaipan/data/b4daf1006/237d2e9157fd47e4be0699cb885e8e14 [2018-11-10 12:00:06,973 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:00:06,974 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:00:06,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:00:06,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:00:06,977 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:00:06,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:00:06" (1/1) ... [2018-11-10 12:00:06,979 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 12:00:06, skipping insertion in model container [2018-11-10 12:00:06,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:00:06" (1/1) ... [2018-11-10 12:00:06,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:00:07,017 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:00:07,248 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:00:07,254 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:00:07,298 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:00:07,351 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:00:07,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:07 WrapperNode [2018-11-10 12:00:07,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:00:07,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:00:07,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:00:07,353 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:00:07,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:07" (1/1) ... [2018-11-10 12:00:07,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:07" (1/1) ... [2018-11-10 12:00:07,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:00:07,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:00:07,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:00:07,437 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:00:07,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:07" (1/1) ... [2018-11-10 12:00:07,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:07" (1/1) ... [2018-11-10 12:00:07,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:07" (1/1) ... [2018-11-10 12:00:07,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:07" (1/1) ... [2018-11-10 12:00:07,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:07" (1/1) ... [2018-11-10 12:00:07,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:07" (1/1) ... [2018-11-10 12:00:07,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:07" (1/1) ... [2018-11-10 12:00:07,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:00:07,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:00:07,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:00:07,465 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:00:07,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:00:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8eb21fe-9fba-4dab-911e-db41aaf0bb63/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 12:00:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 12:00:07,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 12:00:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:00:07,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:00:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:00:07,500 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:00:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 12:00:07,500 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 12:00:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 12:00:07,501 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 12:00:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 12:00:07,501 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 12:00:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:00:07,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:00:07,502 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 12:00:08,160 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:00:08,195 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:00:08,196 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:00:08,196 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:00:08,201 INFO L168 Benchmark]: Toolchain (without parser) took 1225.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -95.1 MB). Peak memory consumption was 49.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:00:08,203 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:00:08,203 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.81 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:00:08,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -223.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:00:08,204 INFO L168 Benchmark]: Boogie Preprocessor took 27.78 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:00:08,205 INFO L168 Benchmark]: RCFGBuilder took 733.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 90.9 MB). Peak memory consumption was 90.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:00:08,209 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 377.81 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 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 84.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -223.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.78 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 733.64 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: 90.9 MB). Peak memory consumption was 90.9 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...