./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_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_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/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 11fa2b8d910d21555da4623eb76d0ce1a4371d15 ................................................................................................................................................................................................................... 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_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/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 11fa2b8d910d21555da4623eb76d0ce1a4371d15 ................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:08:47,204 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:47,205 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:47,215 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:47,215 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:47,216 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:47,217 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:47,219 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:47,220 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:47,221 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:47,222 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:47,222 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:47,223 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:47,224 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:47,225 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:47,226 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:47,226 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:47,228 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:47,230 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:47,232 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:47,233 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:47,234 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:47,236 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:47,236 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:47,237 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:47,237 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:47,238 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:47,246 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:47,246 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:47,247 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:47,248 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:47,248 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:47,248 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:47,249 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:47,249 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:47,250 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:47,250 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:08:47,263 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:47,264 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:47,264 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:47,265 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:47,265 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:47,265 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:47,265 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:08:47,265 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:47,266 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:08:47,266 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:08:47,266 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:47,266 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:47,267 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:47,269 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:08:47,269 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:47,269 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:47,270 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:47,270 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:47,270 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:47,270 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:47,270 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:47,270 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:47,271 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:47,271 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:47,271 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:47,271 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:47,271 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:47,271 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:47,272 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:47,272 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:47,272 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:08:47,272 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:47,272 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:08:47,272 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:08:47,273 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_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/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 -> 11fa2b8d910d21555da4623eb76d0ce1a4371d15 [2018-10-27 05:08:47,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:47,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:47,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:47,336 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:47,336 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:47,337 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_false-unreach-call.i [2018-10-27 05:08:47,405 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/data/2bfbe8ca4/4f4322c96ad74893b58d5f8ac0f4d1fe/FLAG239f663c6 [2018-10-27 05:08:47,880 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:47,881 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/sv-benchmarks/c/pthread-wmm/mix056_power.opt_false-unreach-call.i [2018-10-27 05:08:47,898 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/data/2bfbe8ca4/4f4322c96ad74893b58d5f8ac0f4d1fe/FLAG239f663c6 [2018-10-27 05:08:47,912 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/data/2bfbe8ca4/4f4322c96ad74893b58d5f8ac0f4d1fe [2018-10-27 05:08:47,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:47,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:47,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:47,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:47,921 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:47,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:47" (1/1) ... [2018-10-27 05:08:47,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@134985e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:47, skipping insertion in model container [2018-10-27 05:08:47,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:47" (1/1) ... [2018-10-27 05:08:47,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:47,990 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:48,344 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:48,352 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:48,440 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:48,500 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:48,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:48 WrapperNode [2018-10-27 05:08:48,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:48,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:48,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:48,502 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:48,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:48" (1/1) ... [2018-10-27 05:08:48,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:48" (1/1) ... [2018-10-27 05:08:48,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:48,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:48,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:48,648 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:48,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:48" (1/1) ... [2018-10-27 05:08:48,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:48" (1/1) ... [2018-10-27 05:08:48,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:48" (1/1) ... [2018-10-27 05:08:48,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:48" (1/1) ... [2018-10-27 05:08:48,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:48" (1/1) ... [2018-10-27 05:08:48,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:48" (1/1) ... [2018-10-27 05:08:48,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:48" (1/1) ... [2018-10-27 05:08:48,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:48,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:48,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:48,701 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:48,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:48,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:48,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:48,792 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:48,792 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:48,792 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:48,792 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:48,793 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:48,793 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:48,793 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:48,793 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:48,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:48,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:48,795 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:08:50,391 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:50,434 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:50,435 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:50,435 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:50,435 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:50,436 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:50,436 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:50,437 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:50,437 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:50,438 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:50,438 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:50,439 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:50,444 INFO L168 Benchmark]: Toolchain (without parser) took 2528.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 958.0 MB in the beginning and 1.1 GB in the end (delta: -115.6 MB). Peak memory consumption was 39.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:50,445 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:50,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 584.19 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 923.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:50,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 923.2 MB in the beginning and 1.1 GB in the end (delta: -225.0 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:50,450 INFO L168 Benchmark]: Boogie Preprocessor took 53.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:50,450 INFO L168 Benchmark]: RCFGBuilder took 1742.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:50,454 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 584.19 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 923.2 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 146.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 923.2 MB in the beginning and 1.1 GB in the end (delta: -225.0 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.00 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 1742.17 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: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:08:52,686 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:52,688 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:52,700 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:52,700 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:52,701 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:52,702 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:52,704 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:52,706 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:52,707 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:52,708 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:52,708 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:52,709 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:52,710 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:52,712 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:52,713 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:52,713 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:52,716 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:52,717 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:52,719 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:52,720 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:52,721 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:52,724 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:52,724 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:52,725 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:52,726 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:52,727 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:52,734 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:52,734 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:52,735 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:52,736 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:52,736 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:52,737 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:52,737 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:52,738 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:52,738 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:52,739 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:08:52,761 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:52,766 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:52,767 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:52,768 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:52,768 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:52,768 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:52,769 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:52,770 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:52,770 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:52,771 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:52,772 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:52,772 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:52,772 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:52,772 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:52,772 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:52,773 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:08:52,773 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:08:52,773 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:52,773 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:52,774 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:52,774 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:52,774 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:52,774 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:52,774 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:52,774 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:52,775 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:52,775 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:52,775 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:52,775 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:08:52,775 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:52,775 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:08:52,776 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:08:52,776 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_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/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 -> 11fa2b8d910d21555da4623eb76d0ce1a4371d15 [2018-10-27 05:08:52,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:52,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:52,846 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:52,847 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:52,847 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:52,848 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_false-unreach-call.i [2018-10-27 05:08:52,906 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/data/9f4a7d0e8/11c0f27bca084983942c24d62a55b89b/FLAG1172a7a57 [2018-10-27 05:08:53,359 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:53,360 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/sv-benchmarks/c/pthread-wmm/mix056_power.opt_false-unreach-call.i [2018-10-27 05:08:53,375 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/data/9f4a7d0e8/11c0f27bca084983942c24d62a55b89b/FLAG1172a7a57 [2018-10-27 05:08:53,396 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/data/9f4a7d0e8/11c0f27bca084983942c24d62a55b89b [2018-10-27 05:08:53,399 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:53,401 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:53,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:53,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:53,405 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:53,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:53" (1/1) ... [2018-10-27 05:08:53,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d694fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:53, skipping insertion in model container [2018-10-27 05:08:53,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:53" (1/1) ... [2018-10-27 05:08:53,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:53,484 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:53,911 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:53,929 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:54,033 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:54,133 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:54,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54 WrapperNode [2018-10-27 05:08:54,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:54,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:54,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:54,136 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:54,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:54,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:54,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:54,215 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:54,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:54,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:54,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:54,332 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:54,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_70d6a9b8-d55d-47dd-a332-1a75f6f05ce3/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:54,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:54,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:54,405 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:08:56,074 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:56,132 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,133 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,133 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,133 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,134 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,134 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,135 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,135 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,136 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,136 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,137 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:56,141 INFO L168 Benchmark]: Toolchain (without parser) took 2740.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -144.0 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:56,142 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:56,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 733.11 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:56,148 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.59 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:56,149 INFO L168 Benchmark]: Boogie Preprocessor took 116.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -257.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:56,151 INFO L168 Benchmark]: RCFGBuilder took 1808.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:56,156 INFO L336 ainManager$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 733.11 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 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 79.59 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 116.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -257.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1808.21 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: 70.6 MB). Peak memory consumption was 70.6 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...