./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe013_pso.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe013_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/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 25512ac1534310f8a475707bb37d285bac137b6a ................................................................................................................................................................................................................. 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_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe013_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/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 25512ac1534310f8a475707bb37d285bac137b6a ............................................................................................................................................................................................................ 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 05:09:51,642 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:09:51,643 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:09:51,650 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:09:51,650 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:09:51,651 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:09:51,652 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:09:51,653 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:09:51,654 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:09:51,655 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:09:51,655 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:09:51,656 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:09:51,656 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:09:51,657 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:09:51,657 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:09:51,658 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:09:51,658 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:09:51,659 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:09:51,660 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:09:51,661 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:09:51,662 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:09:51,662 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:09:51,664 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:09:51,664 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:09:51,664 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:09:51,664 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:09:51,665 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:09:51,665 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:09:51,666 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:09:51,666 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:09:51,667 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:09:51,667 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:09:51,667 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:09:51,667 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:09:51,668 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:09:51,669 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:09:51,669 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 05:09:51,676 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:09:51,676 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:09:51,677 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:09:51,677 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:09:51,677 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:09:51,677 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:09:51,677 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 05:09:51,677 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:09:51,678 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 05:09:51,678 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 05:09:51,678 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:09:51,678 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:09:51,678 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:09:51,679 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:09:51,679 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:09:51,679 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:09:51,679 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:09:51,679 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:09:51,679 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:09:51,679 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:09:51,680 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:09:51,680 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:09:51,680 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:09:51,680 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:09:51,680 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:09:51,680 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:09:51,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:09:51,680 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:09:51,681 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:09:51,681 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:09:51,681 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 05:09:51,681 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:09:51,681 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:09:51,681 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 05:09:51,681 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_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/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 -> 25512ac1534310f8a475707bb37d285bac137b6a [2018-11-10 05:09:51,706 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:09:51,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:09:51,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:09:51,719 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:09:51,719 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:09:51,720 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe013_pso.oepc_false-unreach-call.i [2018-11-10 05:09:51,765 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/data/8b7115699/f9b2900dd8d04384930fcf1fcd3c20c1/FLAG08510537e [2018-11-10 05:09:52,230 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:09:52,232 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/sv-benchmarks/c/pthread-wmm/safe013_pso.oepc_false-unreach-call.i [2018-11-10 05:09:52,241 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/data/8b7115699/f9b2900dd8d04384930fcf1fcd3c20c1/FLAG08510537e [2018-11-10 05:09:52,250 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/data/8b7115699/f9b2900dd8d04384930fcf1fcd3c20c1 [2018-11-10 05:09:52,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:09:52,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:09:52,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:09:52,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:09:52,257 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:09:52,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:09:52" (1/1) ... [2018-11-10 05:09:52,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e198594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:52, skipping insertion in model container [2018-11-10 05:09:52,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:09:52" (1/1) ... [2018-11-10 05:09:52,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:09:52,303 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:09:52,528 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:09:52,531 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:09:52,576 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:09:52,617 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:09:52,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:52 WrapperNode [2018-11-10 05:09:52,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:09:52,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:09:52,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:09:52,618 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:09:52,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:52" (1/1) ... [2018-11-10 05:09:52,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:52" (1/1) ... [2018-11-10 05:09:52,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:09:52,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:09:52,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:09:52,702 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:09:52,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:52" (1/1) ... [2018-11-10 05:09:52,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:52" (1/1) ... [2018-11-10 05:09:52,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:52" (1/1) ... [2018-11-10 05:09:52,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:52" (1/1) ... [2018-11-10 05:09:52,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:52" (1/1) ... [2018-11-10 05:09:52,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:52" (1/1) ... [2018-11-10 05:09:52,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:52" (1/1) ... [2018-11-10 05:09:52,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:09:52,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:09:52,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:09:52,728 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:09:52,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/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 05:09:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 05:09:52,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 05:09:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:09:52,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:09:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:09:52,764 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:09:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 05:09:52,764 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 05:09:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 05:09:52,765 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 05:09:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 05:09:52,765 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 05:09:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:09:52,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:09:52,766 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 05:09:53,287 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:09:53,318 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:09:53,318 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:09:53,320 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:09:53,321 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:09:53,322 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:09:53,322 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:09:53,323 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:09:53,325 INFO L168 Benchmark]: Toolchain (without parser) took 1073.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -93.9 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:53,327 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:09:53,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.11 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 919.9 MB in the end (delta: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:53,328 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 919.9 MB in the beginning and 1.1 GB in the end (delta: -206.3 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:53,328 INFO L168 Benchmark]: Boogie Preprocessor took 25.10 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:09:53,328 INFO L168 Benchmark]: RCFGBuilder took 597.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:53,331 INFO L336 ainManager$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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 364.11 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 919.9 MB in the end (delta: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 919.9 MB in the beginning and 1.1 GB in the end (delta: -206.3 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.10 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 597.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 74.6 MB). Peak memory consumption was 74.6 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:09:54,766 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:09:54,767 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:09:54,774 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:09:54,774 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:09:54,775 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:09:54,776 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:09:54,777 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:09:54,778 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:09:54,779 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:09:54,779 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:09:54,779 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:09:54,780 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:09:54,781 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:09:54,782 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:09:54,783 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:09:54,783 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:09:54,784 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:09:54,786 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:09:54,787 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:09:54,788 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:09:54,789 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:09:54,791 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:09:54,791 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:09:54,792 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:09:54,792 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:09:54,794 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:09:54,794 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:09:54,795 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:09:54,795 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:09:54,796 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:09:54,796 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:09:54,796 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:09:54,796 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:09:54,797 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:09:54,798 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:09:54,798 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 05:09:54,809 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:09:54,809 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:09:54,810 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:09:54,810 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:09:54,810 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:09:54,810 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:09:54,810 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:09:54,811 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:09:54,811 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:09:54,811 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:09:54,811 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:09:54,811 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:09:54,812 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:09:54,812 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:09:54,812 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:09:54,812 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:09:54,812 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:09:54,812 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:09:54,812 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:09:54,812 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:09:54,813 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:09:54,813 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:09:54,813 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:09:54,813 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:09:54,813 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:09:54,813 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:09:54,813 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:09:54,813 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:09:54,814 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:09:54,814 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:09:54,814 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:09:54,814 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:09:54,814 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_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/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 -> 25512ac1534310f8a475707bb37d285bac137b6a [2018-11-10 05:09:54,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:09:54,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:09:54,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:09:54,853 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:09:54,854 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:09:54,854 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe013_pso.oepc_false-unreach-call.i [2018-11-10 05:09:54,889 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/data/36d30f0f0/288baf9469db4bf49e07220f0887fa81/FLAG6db93de6f [2018-11-10 05:09:55,322 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:09:55,322 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/sv-benchmarks/c/pthread-wmm/safe013_pso.oepc_false-unreach-call.i [2018-11-10 05:09:55,332 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/data/36d30f0f0/288baf9469db4bf49e07220f0887fa81/FLAG6db93de6f [2018-11-10 05:09:55,344 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/bin-2019/utaipan/data/36d30f0f0/288baf9469db4bf49e07220f0887fa81 [2018-11-10 05:09:55,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:09:55,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:09:55,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:09:55,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:09:55,352 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:09:55,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:09:55" (1/1) ... [2018-11-10 05:09:55,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b66448e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:55, skipping insertion in model container [2018-11-10 05:09:55,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:09:55" (1/1) ... [2018-11-10 05:09:55,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:09:55,395 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:09:55,649 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:09:55,655 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:09:55,702 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:09:55,757 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:09:55,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:55 WrapperNode [2018-11-10 05:09:55,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:09:55,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:09:55,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:09:55,758 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:09:55,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:55" (1/1) ... [2018-11-10 05:09:55,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:55" (1/1) ... [2018-11-10 05:09:55,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:09:55,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:09:55,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:09:55,842 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:09:55,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:55" (1/1) ... [2018-11-10 05:09:55,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:55" (1/1) ... [2018-11-10 05:09:55,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:55" (1/1) ... [2018-11-10 05:09:55,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:55" (1/1) ... [2018-11-10 05:09:55,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:55" (1/1) ... [2018-11-10 05:09:55,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:55" (1/1) ... [2018-11-10 05:09:55,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:55" (1/1) ... [2018-11-10 05:09:55,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:09:55,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:09:55,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:09:55,863 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:09:55,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:09:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d0af9b17-1c1d-425c-8e5c-ca22a9ac3740/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 05:09:55,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 05:09:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 05:09:55,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:09:55,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:09:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:09:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:09:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 05:09:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 05:09:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 05:09:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 05:09:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 05:09:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 05:09:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:09:55,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:09:55,898 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 05:09:56,526 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:09:56,562 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:09:56,562 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:09:56,564 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:09:56,564 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:09:56,566 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:09:56,566 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:09:56,567 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:09:56,571 INFO L168 Benchmark]: Toolchain (without parser) took 1223.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 947.9 MB in the beginning and 1.0 GB in the end (delta: -93.3 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:56,572 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:09:56,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.80 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:56,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -211.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:56,574 INFO L168 Benchmark]: Boogie Preprocessor took 20.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:09:56,574 INFO L168 Benchmark]: RCFGBuilder took 707.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.1 MB). Peak memory consumption was 80.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:09:56,576 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 408.80 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -211.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.70 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 707.72 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: 80.1 MB). Peak memory consumption was 80.1 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...