./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix021_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_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/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 411149c9dfc5056b1c0ca5f0ce5f0529fd5ec859 .................................................................................................................................................................................................................................. 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_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/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 411149c9dfc5056b1c0ca5f0ce5f0529fd5ec859 .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:27:42,251 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:27:42,252 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:27:42,259 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:27:42,260 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:27:42,260 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:27:42,261 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:27:42,262 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:27:42,263 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:27:42,264 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:27:42,264 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:27:42,264 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:27:42,265 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:27:42,266 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:27:42,266 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:27:42,267 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:27:42,267 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:27:42,269 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:27:42,270 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:27:42,271 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:27:42,272 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:27:42,272 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:27:42,274 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:27:42,274 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:27:42,274 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:27:42,275 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:27:42,275 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:27:42,276 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:27:42,276 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:27:42,277 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:27:42,277 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:27:42,278 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:27:42,278 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:27:42,278 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:27:42,279 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:27:42,279 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:27:42,279 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 13:27:42,289 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:27:42,289 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:27:42,290 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:27:42,290 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:27:42,290 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:27:42,290 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:27:42,290 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 13:27:42,290 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:27:42,290 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 13:27:42,290 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 13:27:42,291 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:27:42,291 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:27:42,291 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:27:42,291 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:27:42,291 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:27:42,291 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:27:42,292 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:27:42,292 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:27:42,292 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:27:42,292 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:27:42,292 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:27:42,292 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:27:42,292 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:27:42,292 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:27:42,293 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:27:42,293 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:27:42,293 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:27:42,293 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:27:42,293 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:27:42,293 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:27:42,293 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 13:27:42,293 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:27:42,293 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:27:42,293 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 13:27:42,293 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_7c823536-9437-43ed-ba30-96f8c1dd8882/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 -> 411149c9dfc5056b1c0ca5f0ce5f0529fd5ec859 [2018-11-10 13:27:42,315 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:27:42,325 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:27:42,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:27:42,328 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:27:42,329 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:27:42,329 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix021_pso.opt_false-unreach-call.i [2018-11-10 13:27:42,374 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/data/b21453a61/93794919c2234105a9f8220018d1b274/FLAGa21d40549 [2018-11-10 13:27:42,759 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:27:42,759 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/sv-benchmarks/c/pthread-wmm/mix021_pso.opt_false-unreach-call.i [2018-11-10 13:27:42,770 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/data/b21453a61/93794919c2234105a9f8220018d1b274/FLAGa21d40549 [2018-11-10 13:27:42,779 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/data/b21453a61/93794919c2234105a9f8220018d1b274 [2018-11-10 13:27:42,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:27:42,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:27:42,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:27:42,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:27:42,785 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:27:42,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:27:42" (1/1) ... [2018-11-10 13:27:42,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c01ba6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:42, skipping insertion in model container [2018-11-10 13:27:42,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:27:42" (1/1) ... [2018-11-10 13:27:42,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:27:42,826 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:27:43,058 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:27:43,062 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:27:43,101 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:27:43,149 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:27:43,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:43 WrapperNode [2018-11-10 13:27:43,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:27:43,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:27:43,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:27:43,150 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:27:43,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:43" (1/1) ... [2018-11-10 13:27:43,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:43" (1/1) ... [2018-11-10 13:27:43,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:27:43,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:27:43,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:27:43,256 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:27:43,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:43" (1/1) ... [2018-11-10 13:27:43,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:43" (1/1) ... [2018-11-10 13:27:43,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:43" (1/1) ... [2018-11-10 13:27:43,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:43" (1/1) ... [2018-11-10 13:27:43,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:43" (1/1) ... [2018-11-10 13:27:43,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:43" (1/1) ... [2018-11-10 13:27:43,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:43" (1/1) ... [2018-11-10 13:27:43,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:27:43,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:27:43,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:27:43,287 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:27:43,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:27:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 13:27:43,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 13:27:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:27:43,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:27:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:27:43,334 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:27:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 13:27:43,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 13:27:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 13:27:43,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 13:27:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 13:27:43,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 13:27:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 13:27:43,335 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 13:27:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:27:43,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:27:43,336 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 13:27:44,077 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:27:44,113 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,114 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,114 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,114 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,115 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,115 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,115 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,116 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,117 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,117 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,119 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,120 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,121 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,122 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:44,122 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:27:44,125 INFO L168 Benchmark]: Toolchain (without parser) took 1343.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 957.0 MB in the beginning and 1.0 GB in the end (delta: -70.4 MB). Peak memory consumption was 63.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:27:44,127 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:27:44,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.92 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 916.7 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:27:44,128 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 916.7 MB in the beginning and 1.1 GB in the end (delta: -210.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:27:44,129 INFO L168 Benchmark]: Boogie Preprocessor took 30.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:27:44,129 INFO L168 Benchmark]: RCFGBuilder took 838.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.0 MB). Peak memory consumption was 97.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:27:44,132 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 366.92 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 916.7 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 105.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 916.7 MB in the beginning and 1.1 GB in the end (delta: -210.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.77 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 838.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.0 MB). Peak memory consumption was 97.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:27:45,553 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:27:45,554 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:27:45,561 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:27:45,561 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:27:45,562 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:27:45,563 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:27:45,564 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:27:45,565 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:27:45,565 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:27:45,566 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:27:45,566 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:27:45,567 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:27:45,567 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:27:45,568 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:27:45,569 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:27:45,569 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:27:45,570 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:27:45,572 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:27:45,573 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:27:45,573 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:27:45,574 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:27:45,576 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:27:45,576 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:27:45,576 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:27:45,577 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:27:45,578 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:27:45,578 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:27:45,579 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:27:45,579 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:27:45,580 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:27:45,580 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:27:45,580 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:27:45,580 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:27:45,581 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:27:45,581 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:27:45,582 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 13:27:45,592 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:27:45,592 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:27:45,592 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:27:45,593 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:27:45,593 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:27:45,593 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:27:45,593 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:27:45,593 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:27:45,594 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:27:45,594 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:27:45,594 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:27:45,594 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:27:45,594 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:27:45,594 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:27:45,594 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:27:45,595 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 13:27:45,595 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 13:27:45,595 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:27:45,595 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:27:45,595 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:27:45,595 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:27:45,595 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:27:45,596 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:27:45,596 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:27:45,596 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:27:45,596 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:27:45,596 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:27:45,596 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:27:45,596 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 13:27:45,597 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:27:45,597 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 13:27:45,597 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 13:27:45,597 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_7c823536-9437-43ed-ba30-96f8c1dd8882/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 -> 411149c9dfc5056b1c0ca5f0ce5f0529fd5ec859 [2018-11-10 13:27:45,627 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:27:45,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:27:45,636 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:27:45,637 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:27:45,638 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:27:45,638 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix021_pso.opt_false-unreach-call.i [2018-11-10 13:27:45,673 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/data/d033b2c7b/86b4167ce4754d7d8dbc5869e6bb7240/FLAG010d3726f [2018-11-10 13:27:46,111 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:27:46,111 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/sv-benchmarks/c/pthread-wmm/mix021_pso.opt_false-unreach-call.i [2018-11-10 13:27:46,120 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/data/d033b2c7b/86b4167ce4754d7d8dbc5869e6bb7240/FLAG010d3726f [2018-11-10 13:27:46,129 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/data/d033b2c7b/86b4167ce4754d7d8dbc5869e6bb7240 [2018-11-10 13:27:46,132 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:27:46,133 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:27:46,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:27:46,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:27:46,135 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:27:46,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:27:46" (1/1) ... [2018-11-10 13:27:46,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:46, skipping insertion in model container [2018-11-10 13:27:46,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:27:46" (1/1) ... [2018-11-10 13:27:46,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:27:46,179 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:27:46,422 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:27:46,430 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:27:46,476 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:27:46,531 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:27:46,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:46 WrapperNode [2018-11-10 13:27:46,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:27:46,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:27:46,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:27:46,533 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:27:46,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:46" (1/1) ... [2018-11-10 13:27:46,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:46" (1/1) ... [2018-11-10 13:27:46,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:27:46,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:27:46,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:27:46,617 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:27:46,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:46" (1/1) ... [2018-11-10 13:27:46,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:46" (1/1) ... [2018-11-10 13:27:46,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:46" (1/1) ... [2018-11-10 13:27:46,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:46" (1/1) ... [2018-11-10 13:27:46,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:46" (1/1) ... [2018-11-10 13:27:46,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:46" (1/1) ... [2018-11-10 13:27:46,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:46" (1/1) ... [2018-11-10 13:27:46,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:27:46,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:27:46,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:27:46,640 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:27:46,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:27:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7c823536-9437-43ed-ba30-96f8c1dd8882/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:27:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 13:27:46,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 13:27:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:27:46,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:27:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:27:46,685 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:27:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 13:27:46,685 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 13:27:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 13:27:46,685 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 13:27:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 13:27:46,686 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 13:27:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 13:27:46,686 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 13:27:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:27:46,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:27:46,688 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 13:27:47,386 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:27:47,420 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,420 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,420 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,421 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,421 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,421 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,422 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,422 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,423 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,423 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,425 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,425 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,426 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,426 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:27:47,427 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:27:47,430 INFO L168 Benchmark]: Toolchain (without parser) took 1297.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -69.3 MB). Peak memory consumption was 53.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:27:47,431 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:27:47,431 INFO L168 Benchmark]: CACSL2BoogieTranslator took 398.78 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 906.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:27:47,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -202.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:27:47,432 INFO L168 Benchmark]: Boogie Preprocessor took 22.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:27:47,433 INFO L168 Benchmark]: RCFGBuilder took 789.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.6 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:27:47,435 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 398.78 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 906.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -202.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.54 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 789.16 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: 94.6 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...