./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi000_tso.oepc_true-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_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi000_tso.oepc_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/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 5d7e08eb1aa42a48feeefe6b4b7860eb66c28d80 ............................................................................................................................................................................................................. 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_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi000_tso.oepc_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/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 5d7e08eb1aa42a48feeefe6b4b7860eb66c28d80 ............................................................................................................................................................................................... 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 05:12:47,509 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:47,511 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:47,521 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:47,521 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:47,522 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:47,523 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:47,525 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:47,528 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:47,529 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:47,529 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:47,530 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:47,531 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:47,532 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:47,532 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:47,533 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:47,535 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:47,536 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:47,539 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:47,540 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:47,541 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:47,543 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:47,545 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:47,545 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:47,546 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:47,547 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:47,548 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:47,548 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:47,549 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:47,551 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:47,551 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:47,552 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:47,552 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:47,552 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:47,554 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:47,555 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:47,555 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:47,569 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:47,569 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:47,570 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:47,570 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:47,571 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:47,571 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:47,571 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:47,571 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:47,571 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:47,571 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:47,572 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:47,572 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:47,572 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:47,573 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:47,573 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:47,573 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:47,573 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:47,575 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:47,575 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:47,575 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:47,575 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:47,575 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:47,576 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:47,576 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:47,576 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:47,576 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:47,576 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:47,576 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:47,577 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:47,577 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:47,577 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:47,577 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:47,577 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:47,577 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:47,578 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_e48c716b-2328-4ae9-b175-22fd13137aa3/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 -> 5d7e08eb1aa42a48feeefe6b4b7860eb66c28d80 [2018-10-27 05:12:47,632 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:47,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:47,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:47,659 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:47,659 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:47,660 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi000_tso.oepc_true-unreach-call.i [2018-10-27 05:12:47,721 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/data/c8a445a7e/c37fea6ecbcf4d3ab3988a4ecb9af3dd/FLAG367219e08 [2018-10-27 05:12:48,251 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:48,252 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/sv-benchmarks/c/pthread-wmm/rfi000_tso.oepc_true-unreach-call.i [2018-10-27 05:12:48,267 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/data/c8a445a7e/c37fea6ecbcf4d3ab3988a4ecb9af3dd/FLAG367219e08 [2018-10-27 05:12:48,281 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/data/c8a445a7e/c37fea6ecbcf4d3ab3988a4ecb9af3dd [2018-10-27 05:12:48,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:48,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:48,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:48,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:48,292 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:48,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:48" (1/1) ... [2018-10-27 05:12:48,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d206d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:48, skipping insertion in model container [2018-10-27 05:12:48,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:48" (1/1) ... [2018-10-27 05:12:48,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:48,378 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:48,820 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:48,825 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:48,920 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:49,002 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:49,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49 WrapperNode [2018-10-27 05:12:49,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:49,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:49,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:49,003 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:49,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:49,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:49,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:49,234 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:49,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:49,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:49,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:49,306 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:49,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/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 05:12:49,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:49,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:49,391 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:49,392 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:49,392 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:49,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:49,394 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 05:12:52,283 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:52,347 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:52,349 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:52,350 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:52,350 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:52,360 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:52,361 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:52,362 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:52,369 INFO L168 Benchmark]: Toolchain (without parser) took 4083.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 953.1 MB in the beginning and 1.1 GB in the end (delta: -106.8 MB). Peak memory consumption was 62.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:52,372 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:52,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 715.19 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 918.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:52,375 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 918.2 MB in the beginning and 1.2 GB in the end (delta: -243.0 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:52,377 INFO L168 Benchmark]: Boogie Preprocessor took 71.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:52,379 INFO L168 Benchmark]: RCFGBuilder took 3062.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Peak memory consumption was 98.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:52,382 INFO L336 ainManager$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 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 715.19 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 918.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 230.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 918.2 MB in the beginning and 1.2 GB in the end (delta: -243.0 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3062.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Peak memory consumption was 98.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:54,502 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:54,504 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:54,513 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:54,514 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:54,514 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:54,515 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:54,517 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:54,518 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:54,519 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:54,520 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:54,520 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:54,521 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:54,522 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:54,522 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:54,523 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:54,524 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:54,525 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:54,527 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:54,528 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:54,529 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:54,530 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:54,532 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:54,532 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:54,532 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:54,533 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:54,534 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:54,535 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:54,535 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:54,536 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:54,537 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:54,537 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:54,537 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:54,538 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:54,538 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:54,539 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:54,539 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:54,552 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:54,552 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:54,553 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:54,553 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:54,554 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:54,554 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:54,554 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:54,554 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:54,555 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:54,555 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:54,555 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:54,555 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:54,555 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:54,556 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:54,556 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:54,556 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:54,556 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:54,556 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:54,556 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:54,556 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:54,557 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:54,557 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:54,557 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:54,557 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:54,557 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:54,558 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:54,558 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:54,558 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:54,558 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:54,558 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:54,558 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:54,559 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:54,559 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_e48c716b-2328-4ae9-b175-22fd13137aa3/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 -> 5d7e08eb1aa42a48feeefe6b4b7860eb66c28d80 [2018-10-27 05:12:54,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:54,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:54,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:54,611 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:54,611 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:54,612 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi000_tso.oepc_true-unreach-call.i [2018-10-27 05:12:54,664 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/data/42e20f276/e95b20dc78e249fa845dd70584f00f2a/FLAG4c0198f48 [2018-10-27 05:12:55,179 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:55,180 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/sv-benchmarks/c/pthread-wmm/rfi000_tso.oepc_true-unreach-call.i [2018-10-27 05:12:55,198 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/data/42e20f276/e95b20dc78e249fa845dd70584f00f2a/FLAG4c0198f48 [2018-10-27 05:12:55,211 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/bin-2019/utaipan/data/42e20f276/e95b20dc78e249fa845dd70584f00f2a [2018-10-27 05:12:55,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:55,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:55,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:55,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:55,227 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:55,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:55" (1/1) ... [2018-10-27 05:12:55,230 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 05:12:55, skipping insertion in model container [2018-10-27 05:12:55,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:55" (1/1) ... [2018-10-27 05:12:55,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:55,303 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:55,776 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:55,790 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:55,876 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:55,966 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:55,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:55 WrapperNode [2018-10-27 05:12:55,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:55,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:55,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:55,968 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:55,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:55" (1/1) ... [2018-10-27 05:12:56,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:55" (1/1) ... [2018-10-27 05:12:56,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:56,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:56,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:56,127 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:56,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:55" (1/1) ... [2018-10-27 05:12:56,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:55" (1/1) ... [2018-10-27 05:12:56,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:55" (1/1) ... [2018-10-27 05:12:56,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:55" (1/1) ... [2018-10-27 05:12:56,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:55" (1/1) ... [2018-10-27 05:12:56,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:55" (1/1) ... [2018-10-27 05:12:56,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:55" (1/1) ... [2018-10-27 05:12:56,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:56,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:56,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:56,169 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:56,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e48c716b-2328-4ae9-b175-22fd13137aa3/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 05:12:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:56,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:56,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:56,246 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:56,247 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:56,247 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:56,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:56,248 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 05:12:58,845 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:58,893 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:58,893 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:58,895 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:58,895 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:58,897 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:58,898 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:58,899 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:58,903 INFO L168 Benchmark]: Toolchain (without parser) took 3688.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 949.2 MB in the beginning and 1.0 GB in the end (delta: -96.5 MB). Peak memory consumption was 67.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:58,904 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:58,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.84 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 906.3 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:58,908 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -243.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:58,909 INFO L168 Benchmark]: Boogie Preprocessor took 42.04 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:58,909 INFO L168 Benchmark]: RCFGBuilder took 2733.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:58,913 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 750.84 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 906.3 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 158.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -243.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.04 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2733.32 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: 103.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...