./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe030_pso.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_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe030_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/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 278d8bd7c1a97e577a985a40cd86e40d2394589b ...................................................................................................................................................................................................................... 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_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe030_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/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 278d8bd7c1a97e577a985a40cd86e40d2394589b ................................................................................................................................................................................................................ 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 05:11:27,143 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:27,144 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:27,155 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:27,156 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:27,156 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:27,158 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:27,160 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:27,161 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:27,162 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:27,163 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:27,163 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:27,164 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:27,165 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:27,167 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:27,167 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:27,168 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:27,170 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:27,172 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:27,173 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:27,175 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:27,176 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:27,178 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:27,178 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:27,179 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:27,180 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:27,180 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:27,181 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:27,183 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:27,184 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:27,184 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:27,185 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:27,185 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:27,185 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:27,187 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:27,187 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:27,188 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:27,200 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:27,201 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:27,201 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:27,202 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:27,202 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:27,202 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:27,202 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:27,203 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:27,203 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:27,203 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:27,203 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:27,204 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:27,204 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:27,204 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:27,204 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:27,205 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:27,205 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:27,205 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:27,205 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:27,205 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:27,205 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:27,205 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:27,208 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:27,208 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:27,208 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:27,208 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:27,209 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:27,209 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:27,209 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:27,209 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:27,209 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:27,209 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:27,210 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:27,210 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:27,210 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_6023b22c-5bc4-4986-a7f3-8d6468f6f170/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 -> 278d8bd7c1a97e577a985a40cd86e40d2394589b [2018-10-27 05:11:27,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:27,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:27,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:27,258 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:27,260 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:27,261 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe030_pso.opt_false-unreach-call.i [2018-10-27 05:11:27,316 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/data/4bcdf6936/071dc6a8428445a2a89503f1a795f0b1/FLAG9ec779854 [2018-10-27 05:11:27,813 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:27,813 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/sv-benchmarks/c/pthread-wmm/safe030_pso.opt_false-unreach-call.i [2018-10-27 05:11:27,825 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/data/4bcdf6936/071dc6a8428445a2a89503f1a795f0b1/FLAG9ec779854 [2018-10-27 05:11:27,839 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/data/4bcdf6936/071dc6a8428445a2a89503f1a795f0b1 [2018-10-27 05:11:27,842 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:27,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:27,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:27,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:27,849 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:27,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370af927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27, skipping insertion in model container [2018-10-27 05:11:27,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:27,910 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:28,252 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:28,258 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:28,324 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:28,399 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:28,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28 WrapperNode [2018-10-27 05:11:28,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:28,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:28,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:28,401 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:28,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:28,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:28,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:28,551 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:28,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... [2018-10-27 05:11:28,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:28,590 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:28,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:28,590 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:28,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/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 05:11:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:28,676 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:28,677 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:28,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:28,680 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 05:11:30,083 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:30,126 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,126 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,127 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,127 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,128 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,128 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,129 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,129 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,132 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,132 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,133 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:30,140 INFO L168 Benchmark]: Toolchain (without parser) took 2297.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -103.1 MB). Peak memory consumption was 39.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:30,144 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:30,144 INFO L168 Benchmark]: CACSL2BoogieTranslator took 555.05 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 921.0 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:30,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 921.0 MB in the beginning and 1.1 GB in the end (delta: -212.5 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:30,146 INFO L168 Benchmark]: Boogie Preprocessor took 38.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:30,146 INFO L168 Benchmark]: RCFGBuilder took 1549.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:30,151 INFO L336 ainManager$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 555.05 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 921.0 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 149.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 921.0 MB in the beginning and 1.1 GB in the end (delta: -212.5 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.88 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 1549.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:32,230 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:32,232 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:32,243 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:32,243 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:32,244 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:32,245 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:32,247 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:32,249 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:32,250 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:32,251 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:32,252 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:32,253 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:32,254 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:32,255 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:32,256 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:32,257 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:32,259 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:32,261 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:32,263 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:32,264 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:32,265 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:32,268 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:32,268 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:32,269 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:32,270 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:32,271 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:32,272 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:32,273 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:32,274 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:32,275 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:32,275 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:32,276 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:32,276 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:32,277 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:32,277 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:32,278 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:32,292 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:32,292 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:32,293 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:32,293 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:32,293 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:32,293 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:32,294 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:32,295 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:32,295 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:32,295 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:32,296 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:32,296 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:32,296 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:32,296 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:32,296 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:32,296 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:32,296 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:32,297 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:32,297 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:32,297 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:32,297 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:32,297 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:32,299 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:32,299 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:32,300 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:32,300 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:32,300 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:32,300 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:32,300 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:32,301 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:32,301 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:32,301 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:32,301 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_6023b22c-5bc4-4986-a7f3-8d6468f6f170/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 -> 278d8bd7c1a97e577a985a40cd86e40d2394589b [2018-10-27 05:11:32,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:32,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:32,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:32,366 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:32,366 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:32,367 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe030_pso.opt_false-unreach-call.i [2018-10-27 05:11:32,416 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/data/c1cc99cd2/cd65f36e095b417f9ddf47fbc580168f/FLAG76f521ea5 [2018-10-27 05:11:32,907 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:32,908 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/sv-benchmarks/c/pthread-wmm/safe030_pso.opt_false-unreach-call.i [2018-10-27 05:11:32,932 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/data/c1cc99cd2/cd65f36e095b417f9ddf47fbc580168f/FLAG76f521ea5 [2018-10-27 05:11:32,952 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/bin-2019/utaipan/data/c1cc99cd2/cd65f36e095b417f9ddf47fbc580168f [2018-10-27 05:11:32,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:32,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:32,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:32,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:32,968 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:32,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f20ff87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32, skipping insertion in model container [2018-10-27 05:11:32,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:33,035 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:33,468 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:33,476 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:33,553 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:33,645 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:33,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33 WrapperNode [2018-10-27 05:11:33,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:33,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:33,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:33,647 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:33,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:33,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:33,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:33,720 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:33,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:33,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:33,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:33,845 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:33,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6023b22c-5bc4-4986-a7f3-8d6468f6f170/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 05:11:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:33,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:33,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:33,898 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:33,899 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:33,899 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:33,899 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:33,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:33,901 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 05:11:35,686 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:35,734 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,735 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,735 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,736 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,736 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,737 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,739 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,739 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,741 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,741 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,743 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:35,749 INFO L168 Benchmark]: Toolchain (without parser) took 2789.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -140.9 MB). Peak memory consumption was 36.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,752 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:35,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.26 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.30 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,754 INFO L168 Benchmark]: Boogie Preprocessor took 124.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -248.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,755 INFO L168 Benchmark]: RCFGBuilder took 1903.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 69.7 MB). Peak memory consumption was 69.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,760 INFO L336 ainManager$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 685.26 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.30 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 124.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -248.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1903.40 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: 69.7 MB). Peak memory consumption was 69.7 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...