./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi005_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_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/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 950f50e5609f06e3379184c81df5165ebc03e0cf ................................................................................................................................................................................................................. 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_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/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 950f50e5609f06e3379184c81df5165ebc03e0cf ......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:20,846 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:20,848 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:20,858 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:20,859 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:20,860 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:20,861 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:20,862 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:20,864 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:20,865 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:20,866 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:20,866 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:20,867 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:20,868 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:20,869 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:20,870 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:20,871 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:20,873 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:20,875 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:20,876 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:20,877 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:20,878 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:20,880 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:20,881 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:20,881 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:20,882 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:20,883 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:20,884 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:20,885 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:20,886 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:20,887 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:20,887 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:20,888 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:20,888 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:20,889 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:20,889 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:20,890 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:20,904 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:20,904 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:20,905 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:20,905 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:20,905 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:20,905 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:20,906 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:20,907 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:20,907 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:20,907 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:20,907 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:20,908 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:20,908 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:20,908 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:20,908 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:20,909 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:20,909 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:20,909 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:20,909 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:20,909 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:20,909 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:20,910 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:20,910 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:20,912 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:20,912 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:20,912 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:20,912 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:20,912 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:20,913 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:20,913 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:20,913 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:20,913 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:20,913 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:20,913 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:20,914 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_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/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 -> 950f50e5609f06e3379184c81df5165ebc03e0cf [2018-10-27 05:11:20,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:20,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:20,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:20,964 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:20,965 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:20,965 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_false-unreach-call.i [2018-10-27 05:11:21,027 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/data/b1e6824bd/ab9ff3de2890410ea4de3dc44e4c2b95/FLAG0e6d675b7 [2018-10-27 05:11:21,479 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:21,480 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_false-unreach-call.i [2018-10-27 05:11:21,498 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/data/b1e6824bd/ab9ff3de2890410ea4de3dc44e4c2b95/FLAG0e6d675b7 [2018-10-27 05:11:21,514 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/data/b1e6824bd/ab9ff3de2890410ea4de3dc44e4c2b95 [2018-10-27 05:11:21,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:21,519 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:21,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:21,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:21,523 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:21,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:21" (1/1) ... [2018-10-27 05:11:21,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@186a175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:21, skipping insertion in model container [2018-10-27 05:11:21,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:21" (1/1) ... [2018-10-27 05:11:21,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:21,588 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:21,915 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:21,920 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:22,000 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:22,053 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:22,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:22 WrapperNode [2018-10-27 05:11:22,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:22,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:22,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:22,055 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:22,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:22" (1/1) ... [2018-10-27 05:11:22,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:22" (1/1) ... [2018-10-27 05:11:22,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:22,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:22,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:22,188 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:22,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:22" (1/1) ... [2018-10-27 05:11:22,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:22" (1/1) ... [2018-10-27 05:11:22,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:22" (1/1) ... [2018-10-27 05:11:22,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:22" (1/1) ... [2018-10-27 05:11:22,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:22" (1/1) ... [2018-10-27 05:11:22,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:22" (1/1) ... [2018-10-27 05:11:22,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:22" (1/1) ... [2018-10-27 05:11:22,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:22,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:22,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:22,242 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:22,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:22,303 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:22,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:22,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:22,304 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:22,304 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:22,305 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:22,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:22,307 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:24,382 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:24,430 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:24,431 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:24,443 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:24,443 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:24,445 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:24,445 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:24,446 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:24,449 INFO L168 Benchmark]: Toolchain (without parser) took 2932.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 950.4 MB in the beginning and 1.0 GB in the end (delta: -95.0 MB). Peak memory consumption was 57.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:24,451 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:24,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 534.60 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 912.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:24,452 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 912.8 MB in the beginning and 1.1 GB in the end (delta: -232.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:24,453 INFO L168 Benchmark]: Boogie Preprocessor took 53.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:24,454 INFO L168 Benchmark]: RCFGBuilder took 2206.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.3 MB). Peak memory consumption was 97.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:24,457 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 534.60 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 912.8 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 133.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 912.8 MB in the beginning and 1.1 GB in the end (delta: -232.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.72 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 2206.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.3 MB). Peak memory consumption was 97.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:26,449 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:26,451 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:26,461 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:26,462 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:26,463 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:26,464 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:26,465 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:26,467 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:26,468 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:26,469 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:26,469 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:26,470 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:26,471 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:26,472 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:26,473 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:26,474 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:26,476 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:26,478 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:26,479 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:26,480 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:26,481 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:26,484 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:26,484 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:26,484 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:26,485 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:26,487 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:26,487 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:26,488 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:26,489 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:26,489 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:26,491 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:26,491 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:26,491 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:26,492 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:26,493 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:26,493 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:26,506 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:26,506 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:26,507 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:26,507 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:26,507 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:26,508 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:26,508 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:26,508 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:26,508 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:26,509 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:26,509 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:26,509 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:26,509 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:26,509 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:26,509 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:26,510 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:26,510 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:26,512 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:26,512 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:26,512 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:26,512 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:26,512 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:26,512 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:26,513 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:26,513 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:26,513 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:26,513 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:26,513 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:26,513 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:26,513 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:26,514 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:26,514 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:26,514 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_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/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 -> 950f50e5609f06e3379184c81df5165ebc03e0cf [2018-10-27 05:11:26,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:26,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:26,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:26,570 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:26,570 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:26,571 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_false-unreach-call.i [2018-10-27 05:11:26,623 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/data/7b38d8038/ac4d9a7b74334508b8623a27d91edf5d/FLAG49998e882 [2018-10-27 05:11:27,074 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:27,075 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/sv-benchmarks/c/pthread-wmm/rfi005_pso.oepc_false-unreach-call.i [2018-10-27 05:11:27,101 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/data/7b38d8038/ac4d9a7b74334508b8623a27d91edf5d/FLAG49998e882 [2018-10-27 05:11:27,113 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/data/7b38d8038/ac4d9a7b74334508b8623a27d91edf5d [2018-10-27 05:11:27,117 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:27,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:27,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:27,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:27,124 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:27,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41dcc8d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27, skipping insertion in model container [2018-10-27 05:11:27,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:27,187 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:27,607 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:27,622 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:27,709 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:27,779 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:27,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27 WrapperNode [2018-10-27 05:11:27,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:27,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:27,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:27,781 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:27,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:27,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:27,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:27,863 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:27,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:27,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27" (1/1) ... [2018-10-27 05:11:28,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:28,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:28,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:28,004 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:28,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cdbc854a-7a26-46c0-9e53-faa7402d4bfe/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:28,080 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:28,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:28,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:28,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:28,081 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:28,081 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:28,081 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:28,081 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:28,081 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:28,081 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:28,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:28,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:28,085 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:30,453 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:30,509 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,509 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,512 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,513 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:30,516 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:30,521 INFO L168 Benchmark]: Toolchain (without parser) took 3403.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 946.5 MB in the beginning and 1.0 GB in the end (delta: -54.5 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:30,525 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:30,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.02 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 909.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:30,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.75 ms. Allocated memory is still 1.0 GB. Free memory is still 909.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:30,526 INFO L168 Benchmark]: Boogie Preprocessor took 140.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 909.0 MB in the beginning and 1.1 GB in the end (delta: -188.2 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:30,527 INFO L168 Benchmark]: RCFGBuilder took 2516.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 96.1 MB). Peak memory consumption was 96.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:30,532 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 660.02 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 909.0 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 81.75 ms. Allocated memory is still 1.0 GB. Free memory is still 909.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 140.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 909.0 MB in the beginning and 1.1 GB in the end (delta: -188.2 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2516.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 96.1 MB). Peak memory consumption was 96.1 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...