./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix001_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_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/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 3c324e378f2bca59a44c16f4ff17a1027b9e9a47 ......................................................................................................................................................................................................... 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_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/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 3c324e378f2bca59a44c16f4ff17a1027b9e9a47 ......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:30,621 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:30,624 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:30,635 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:30,635 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:30,636 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:30,637 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:30,639 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:30,641 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:30,641 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:30,642 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:30,643 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:30,643 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:30,644 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:30,645 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:30,646 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:30,647 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:30,648 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:30,650 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:30,652 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:30,653 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:30,654 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:30,656 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:30,657 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:30,657 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:30,658 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:30,659 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:30,660 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:30,661 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:30,662 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:30,662 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:30,663 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:30,663 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:30,663 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:30,664 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:30,665 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:30,665 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:10:30,679 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:30,680 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:30,680 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:30,681 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:30,681 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:30,681 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:30,681 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:10:30,682 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:30,682 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:10:30,682 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:10:30,682 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:30,683 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:30,683 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:30,683 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:10:30,683 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:30,684 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:30,684 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:30,684 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:30,684 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:30,684 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:30,684 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:30,685 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:30,685 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:30,685 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:30,685 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:30,685 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:30,686 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:30,686 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:30,686 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:30,686 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:30,686 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:10:30,687 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:30,687 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:10:30,687 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:10:30,687 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_4e36e6cb-0fe7-4f0d-a023-c055da454037/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 -> 3c324e378f2bca59a44c16f4ff17a1027b9e9a47 [2018-10-27 05:10:30,735 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:30,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:30,764 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:30,766 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:30,766 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:30,768 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix001_pso.oepc_false-unreach-call.i [2018-10-27 05:10:30,835 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/data/b163226d6/cb924b2f4f804abc96df76a2f197616a/FLAGee8a5c664 [2018-10-27 05:10:31,295 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:31,296 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/sv-benchmarks/c/pthread-wmm/mix001_pso.oepc_false-unreach-call.i [2018-10-27 05:10:31,310 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/data/b163226d6/cb924b2f4f804abc96df76a2f197616a/FLAGee8a5c664 [2018-10-27 05:10:31,333 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/data/b163226d6/cb924b2f4f804abc96df76a2f197616a [2018-10-27 05:10:31,337 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:31,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:31,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:31,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:31,342 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:31,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:31" (1/1) ... [2018-10-27 05:10:31,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@783016c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:31, skipping insertion in model container [2018-10-27 05:10:31,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:31" (1/1) ... [2018-10-27 05:10:31,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:31,418 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:31,827 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:31,833 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:31,909 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:31,975 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:31,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:31 WrapperNode [2018-10-27 05:10:31,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:31,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:31,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:31,977 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:32,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:31" (1/1) ... [2018-10-27 05:10:32,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:31" (1/1) ... [2018-10-27 05:10:32,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:32,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:32,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:32,127 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:32,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:31" (1/1) ... [2018-10-27 05:10:32,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:31" (1/1) ... [2018-10-27 05:10:32,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:31" (1/1) ... [2018-10-27 05:10:32,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:31" (1/1) ... [2018-10-27 05:10:32,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:31" (1/1) ... [2018-10-27 05:10:32,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:31" (1/1) ... [2018-10-27 05:10:32,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:31" (1/1) ... [2018-10-27 05:10:32,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:32,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:32,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:32,170 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:32,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:32,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:32,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:32,291 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:32,291 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:32,292 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:32,292 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:32,292 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:10:32,292 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:10:32,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:32,297 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:10:34,511 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:34,569 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:34,569 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:34,571 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:34,574 INFO L168 Benchmark]: Toolchain (without parser) took 3236.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 958.5 MB in the beginning and 1.1 GB in the end (delta: -91.7 MB). Peak memory consumption was 62.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:34,579 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:34,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.12 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 915.5 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:34,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 915.5 MB in the beginning and 1.1 GB in the end (delta: -231.9 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:34,581 INFO L168 Benchmark]: Boogie Preprocessor took 42.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:34,581 INFO L168 Benchmark]: RCFGBuilder took 2404.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 94.5 MB). Peak memory consumption was 94.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:34,587 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 637.12 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 915.5 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 149.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 915.5 MB in the beginning and 1.1 GB in the end (delta: -231.9 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.18 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 2404.27 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: 94.5 MB). Peak memory consumption was 94.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:36,867 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:36,869 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:36,880 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:36,880 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:36,881 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:36,883 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:36,885 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:36,887 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:36,888 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:36,889 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:36,890 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:36,891 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:36,892 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:36,893 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:36,894 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:36,895 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:36,897 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:36,899 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:36,901 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:36,902 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:36,903 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:36,906 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:36,906 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:36,907 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:36,907 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:36,909 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:36,910 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:36,911 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:36,912 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:36,913 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:36,914 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:36,914 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:36,914 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:36,915 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:36,917 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:36,917 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:10:36,931 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:36,931 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:36,932 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:36,932 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:36,932 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:36,933 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:36,933 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:36,933 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:36,934 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:36,934 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:36,934 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:36,934 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:36,934 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:36,934 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:36,935 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:36,935 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:10:36,935 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:10:36,935 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:36,935 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:36,936 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:36,938 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:36,938 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:36,938 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:36,938 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:36,939 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:36,939 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:36,939 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:36,939 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:36,939 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:10:36,939 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:36,940 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:10:36,940 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:10:36,940 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_4e36e6cb-0fe7-4f0d-a023-c055da454037/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 -> 3c324e378f2bca59a44c16f4ff17a1027b9e9a47 [2018-10-27 05:10:36,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:36,996 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:37,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:37,001 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:37,002 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:37,002 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix001_pso.oepc_false-unreach-call.i [2018-10-27 05:10:37,058 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/data/faf7a7af4/c9c9944c71ce4333a5337ef88b018b44/FLAG85940cece [2018-10-27 05:10:37,595 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:37,596 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/sv-benchmarks/c/pthread-wmm/mix001_pso.oepc_false-unreach-call.i [2018-10-27 05:10:37,613 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/data/faf7a7af4/c9c9944c71ce4333a5337ef88b018b44/FLAG85940cece [2018-10-27 05:10:37,629 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/data/faf7a7af4/c9c9944c71ce4333a5337ef88b018b44 [2018-10-27 05:10:37,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:37,636 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:37,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:37,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:37,641 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:37,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:37" (1/1) ... [2018-10-27 05:10:37,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27618903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:37, skipping insertion in model container [2018-10-27 05:10:37,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:37" (1/1) ... [2018-10-27 05:10:37,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:37,710 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:38,102 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:38,110 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:38,180 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:38,268 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:38,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:38 WrapperNode [2018-10-27 05:10:38,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:38,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:38,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:38,270 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:38,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:38" (1/1) ... [2018-10-27 05:10:38,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:38" (1/1) ... [2018-10-27 05:10:38,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:38,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:38,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:38,345 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:38,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:38" (1/1) ... [2018-10-27 05:10:38,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:38" (1/1) ... [2018-10-27 05:10:38,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:38" (1/1) ... [2018-10-27 05:10:38,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:38" (1/1) ... [2018-10-27 05:10:38,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:38" (1/1) ... [2018-10-27 05:10:38,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:38" (1/1) ... [2018-10-27 05:10:38,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:38" (1/1) ... [2018-10-27 05:10:38,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:38,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:38,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:38,470 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:38,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4e36e6cb-0fe7-4f0d-a023-c055da454037/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:38,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:38,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:38,547 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:38,547 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:38,547 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:10:38,549 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:10:38,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:38,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:38,551 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:10:41,046 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:41,101 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:41,101 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:41,102 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:41,106 INFO L168 Benchmark]: Toolchain (without parser) took 3470.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 947.9 MB in the beginning and 1.0 GB in the end (delta: -85.0 MB). Peak memory consumption was 56.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:41,107 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:41,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.04 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:41,109 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.92 ms. Allocated memory is still 1.0 GB. Free memory is still 904.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:41,109 INFO L168 Benchmark]: Boogie Preprocessor took 124.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -220.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:41,110 INFO L168 Benchmark]: RCFGBuilder took 2635.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.0 MB). Peak memory consumption was 93.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:41,113 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 632.04 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.92 ms. Allocated memory is still 1.0 GB. Free memory is still 904.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 124.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -220.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2635.39 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: 93.0 MB). Peak memory consumption was 93.0 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...