./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe018_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_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/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 05bf25f5f8bfd709dcf954a0db63694c4ec6849a ................................................................................................................................................................................................... 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_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/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 05bf25f5f8bfd709dcf954a0db63694c4ec6849a ...................................................................................................................................................................................................................... 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 05:13:32,100 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:32,102 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:32,112 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:32,113 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:32,114 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:32,117 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:32,118 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:32,121 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:32,122 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:32,125 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:32,125 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:32,126 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:32,128 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:32,133 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:32,134 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:32,135 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:32,136 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:32,137 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:32,138 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:32,139 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:32,140 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:32,142 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:32,142 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:32,142 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:32,143 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:32,144 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:32,144 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:32,145 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:32,146 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:32,146 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:32,147 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:32,147 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:32,147 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:32,148 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:32,148 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:32,149 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:32,162 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:32,162 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:32,163 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:32,163 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:32,163 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:32,163 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:32,163 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:32,164 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:32,164 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:32,164 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:32,164 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:32,165 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:32,165 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:32,165 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:32,167 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:32,167 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:32,167 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:32,168 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:32,168 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:32,168 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:32,168 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:32,168 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:32,168 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:32,168 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:32,169 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:32,169 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:32,169 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:32,169 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:32,169 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:32,169 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:32,169 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:32,170 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:32,170 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:32,170 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:32,170 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_524c11b8-3cfd-4c61-8bdb-881812008577/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 -> 05bf25f5f8bfd709dcf954a0db63694c4ec6849a [2018-10-27 05:13:32,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:32,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:32,217 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:32,218 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:32,219 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:32,219 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe018_power.opt_false-unreach-call.i [2018-10-27 05:13:32,264 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/data/97088a413/c6e59bad3f5041e6911691a43c248064/FLAG674257506 [2018-10-27 05:13:32,905 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:32,908 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/sv-benchmarks/c/pthread-wmm/safe018_power.opt_false-unreach-call.i [2018-10-27 05:13:32,924 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/data/97088a413/c6e59bad3f5041e6911691a43c248064/FLAG674257506 [2018-10-27 05:13:32,953 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/data/97088a413/c6e59bad3f5041e6911691a43c248064 [2018-10-27 05:13:32,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:32,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:32,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:32,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:32,964 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:32,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:32" (1/1) ... [2018-10-27 05:13:32,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79405b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:32, skipping insertion in model container [2018-10-27 05:13:32,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:32" (1/1) ... [2018-10-27 05:13:32,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:33,074 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:33,650 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:33,675 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:33,827 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:33,916 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:33,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33 WrapperNode [2018-10-27 05:13:33,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:33,917 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:33,917 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:33,917 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:34,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:34,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:34,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:34,210 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:34,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:34,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:34,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:34,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:34,334 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:34,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/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 05:13:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:34,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:34,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:34,554 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:34,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:34,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:34,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:34,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:34,556 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 05:13:40,117 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:40,185 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:40,185 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:40,189 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:40,189 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:40,190 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:40,190 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:40,195 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:40,198 INFO L168 Benchmark]: Toolchain (without parser) took 7240.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 959.1 MB in the beginning and 1.0 GB in the end (delta: -65.2 MB). Peak memory consumption was 94.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:40,199 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:40,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 957.64 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 918.9 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:40,200 INFO L168 Benchmark]: Boogie Procedure Inliner took 292.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 918.9 MB in the beginning and 1.2 GB in the end (delta: -233.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:40,200 INFO L168 Benchmark]: Boogie Preprocessor took 123.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:40,201 INFO L168 Benchmark]: RCFGBuilder took 5863.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 125.5 MB). Peak memory consumption was 125.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:40,206 INFO L336 ainManager$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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 957.64 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 918.9 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 292.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 918.9 MB in the beginning and 1.2 GB in the end (delta: -233.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 123.72 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5863.88 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: 125.5 MB). Peak memory consumption was 125.5 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 05:13:42,080 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:42,083 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:42,095 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:42,097 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:42,098 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:42,100 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:42,103 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:42,104 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:42,107 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:42,109 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:42,109 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:42,110 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:42,111 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:42,111 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:42,112 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:42,113 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:42,125 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:42,126 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:42,127 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:42,128 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:42,129 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:42,134 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:42,134 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:42,135 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:42,135 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:42,136 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:42,136 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:42,137 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:42,138 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:42,138 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:42,138 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:42,138 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:42,139 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:42,139 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:42,140 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:42,140 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:42,155 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:42,155 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:42,156 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:42,156 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:42,156 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:42,156 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:42,156 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:42,157 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:42,158 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:42,158 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:42,158 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:42,159 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:42,159 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:42,159 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:42,159 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:42,159 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:42,159 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:42,159 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:42,160 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:42,160 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:42,160 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:42,160 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:42,160 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:42,160 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:42,160 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:42,161 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:42,161 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:42,161 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:42,163 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:42,163 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:42,163 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:42,163 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:42,164 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_524c11b8-3cfd-4c61-8bdb-881812008577/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 -> 05bf25f5f8bfd709dcf954a0db63694c4ec6849a [2018-10-27 05:13:42,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:42,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:42,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:42,211 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:42,211 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:42,211 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe018_power.opt_false-unreach-call.i [2018-10-27 05:13:42,255 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/data/30154da03/b2d12a51a5094123b87725fe04b66695/FLAG5b7e199f5 [2018-10-27 05:13:42,729 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:42,730 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/sv-benchmarks/c/pthread-wmm/safe018_power.opt_false-unreach-call.i [2018-10-27 05:13:42,743 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/data/30154da03/b2d12a51a5094123b87725fe04b66695/FLAG5b7e199f5 [2018-10-27 05:13:42,756 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/bin-2019/utaipan/data/30154da03/b2d12a51a5094123b87725fe04b66695 [2018-10-27 05:13:42,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:42,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:42,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:42,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:42,767 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:42,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:42" (1/1) ... [2018-10-27 05:13:42,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ff06d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:42, skipping insertion in model container [2018-10-27 05:13:42,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:42" (1/1) ... [2018-10-27 05:13:42,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:42,830 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:43,274 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:43,299 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:43,401 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:43,472 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:43,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:43 WrapperNode [2018-10-27 05:13:43,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:43,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:43,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:43,475 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:43,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:43" (1/1) ... [2018-10-27 05:13:43,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:43" (1/1) ... [2018-10-27 05:13:43,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:43,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:43,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:43,650 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:43,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:43" (1/1) ... [2018-10-27 05:13:43,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:43" (1/1) ... [2018-10-27 05:13:43,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:43" (1/1) ... [2018-10-27 05:13:43,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:43" (1/1) ... [2018-10-27 05:13:43,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:43" (1/1) ... [2018-10-27 05:13:43,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:43" (1/1) ... [2018-10-27 05:13:43,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:43" (1/1) ... [2018-10-27 05:13:43,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:43,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:43,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:43,742 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:43,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_524c11b8-3cfd-4c61-8bdb-881812008577/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 05:13:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:43,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:43,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:43,806 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:43,806 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:43,806 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:43,806 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:43,806 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:43,806 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:43,806 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:43,807 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:43,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:43,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:43,808 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 05:13:46,819 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:46,880 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:46,880 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:46,883 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:46,884 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:46,885 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:46,885 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:46,886 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:46,889 INFO L168 Benchmark]: Toolchain (without parser) took 4129.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 946.5 MB in the beginning and 1.0 GB in the end (delta: -86.9 MB). Peak memory consumption was 92.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:46,891 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:46,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.60 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 903.6 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:46,892 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 903.6 MB in the beginning and 1.2 GB in the end (delta: -262.7 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:46,892 INFO L168 Benchmark]: Boogie Preprocessor took 91.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:46,893 INFO L168 Benchmark]: RCFGBuilder took 3147.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 131.2 MB). Peak memory consumption was 131.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:46,898 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 711.60 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 903.6 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 174.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 903.6 MB in the beginning and 1.2 GB in the end (delta: -262.7 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 91.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3147.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 131.2 MB). Peak memory consumption was 131.2 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...