./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix041_tso.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix041_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/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 329b7a48e556584de8d61f30845ded50594e4269 ............................................................................................................................................................................................................ 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_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix041_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/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 329b7a48e556584de8d61f30845ded50594e4269 ....................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:29,274 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:29,276 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:29,291 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:29,291 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:29,292 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:29,293 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:29,298 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:29,301 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:29,304 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:29,307 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:29,307 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:29,308 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:29,309 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:29,310 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:29,311 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:29,312 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:29,319 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:29,332 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:29,333 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:29,334 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:29,335 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:29,337 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:29,337 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:29,338 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:29,338 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:29,339 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:29,340 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:29,341 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:29,342 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:29,342 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:29,343 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:29,343 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:29,343 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:29,344 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:29,345 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:29,345 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:10:29,358 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:29,358 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:29,359 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:29,359 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:29,359 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:29,359 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:29,360 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:10:29,360 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:29,360 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:10:29,360 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:10:29,360 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:29,361 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:29,361 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:29,361 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:10:29,362 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:29,362 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:29,362 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:29,362 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:29,362 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:29,362 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:29,362 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:29,363 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:29,363 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:29,363 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:29,363 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:29,363 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:29,363 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:29,364 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:29,364 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:29,364 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:29,364 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:10:29,364 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:29,365 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:10:29,365 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:10:29,365 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_1ba867f5-b62a-4b37-af30-eaaa5c61f145/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 -> 329b7a48e556584de8d61f30845ded50594e4269 [2018-10-27 05:10:29,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:29,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:29,417 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:29,419 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:29,424 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:29,425 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix041_tso.opt_false-unreach-call.i [2018-10-27 05:10:29,496 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/data/a56920486/71e9bbdaa85140f9b30d8f2f81d68ef1/FLAG065c06dbd [2018-10-27 05:10:29,959 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:29,960 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/sv-benchmarks/c/pthread-wmm/mix041_tso.opt_false-unreach-call.i [2018-10-27 05:10:29,976 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/data/a56920486/71e9bbdaa85140f9b30d8f2f81d68ef1/FLAG065c06dbd [2018-10-27 05:10:29,991 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/data/a56920486/71e9bbdaa85140f9b30d8f2f81d68ef1 [2018-10-27 05:10:29,994 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:29,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:29,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:29,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:30,001 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:30,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:29" (1/1) ... [2018-10-27 05:10:30,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@893e0a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:30, skipping insertion in model container [2018-10-27 05:10:30,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:29" (1/1) ... [2018-10-27 05:10:30,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:30,069 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:30,435 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:30,442 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:30,506 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:30,570 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:30,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:30 WrapperNode [2018-10-27 05:10:30,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:30,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:30,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:30,571 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:30,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:30" (1/1) ... [2018-10-27 05:10:30,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:30" (1/1) ... [2018-10-27 05:10:30,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:30,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:30,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:30,726 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:30,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:30" (1/1) ... [2018-10-27 05:10:30,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:30" (1/1) ... [2018-10-27 05:10:30,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:30" (1/1) ... [2018-10-27 05:10:30,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:30" (1/1) ... [2018-10-27 05:10:30,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:30" (1/1) ... [2018-10-27 05:10:30,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:30" (1/1) ... [2018-10-27 05:10:30,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:30" (1/1) ... [2018-10-27 05:10:30,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:30,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:30,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:30,771 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:30,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:30,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:30,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:30,855 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:30,855 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:30,856 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:30,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:30,857 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:10:32,454 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:32,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:32,499 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:32,500 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:32,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:32,503 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:32,504 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:32,505 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:32,514 INFO L168 Benchmark]: Toolchain (without parser) took 2518.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -124.2 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:32,517 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:32,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.77 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 919.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:32,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 919.5 MB in the beginning and 1.2 GB in the end (delta: -235.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:32,520 INFO L168 Benchmark]: Boogie Preprocessor took 44.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:32,522 INFO L168 Benchmark]: RCFGBuilder took 1742.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 70.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:32,526 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 573.77 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 919.5 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 153.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 919.5 MB in the beginning and 1.2 GB in the end (delta: -235.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.75 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 1742.81 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: 70.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:34,904 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:34,906 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:34,918 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:34,918 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:34,919 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:34,921 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:34,923 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:34,925 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:34,926 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:34,927 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:34,927 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:34,928 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:34,930 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:34,931 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:34,932 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:34,933 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:34,935 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:34,938 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:34,940 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:34,941 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:34,943 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:34,945 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:34,946 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:34,946 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:34,947 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:34,948 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:34,949 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:34,950 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:34,951 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:34,952 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:34,953 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:34,953 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:34,954 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:34,955 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:34,955 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:34,956 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:10:34,971 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:34,971 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:34,972 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:34,972 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:34,973 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:34,973 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:34,973 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:34,973 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:34,974 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:34,974 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:34,974 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:34,975 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:34,975 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:34,975 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:34,975 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:34,975 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:10:34,976 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:10:34,976 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:34,976 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:34,976 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:34,978 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:34,978 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:34,979 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:34,979 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:34,979 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:34,979 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:34,979 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:34,980 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:34,980 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:10:34,980 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:34,980 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:10:34,980 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:10:34,980 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_1ba867f5-b62a-4b37-af30-eaaa5c61f145/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 -> 329b7a48e556584de8d61f30845ded50594e4269 [2018-10-27 05:10:35,022 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:35,039 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:35,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:35,045 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:35,046 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:35,046 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix041_tso.opt_false-unreach-call.i [2018-10-27 05:10:35,105 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/data/978a17077/91ca3a3290d94248882dc8c40a6afb23/FLAG3bd7b8e73 [2018-10-27 05:10:35,646 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:35,646 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/sv-benchmarks/c/pthread-wmm/mix041_tso.opt_false-unreach-call.i [2018-10-27 05:10:35,666 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/data/978a17077/91ca3a3290d94248882dc8c40a6afb23/FLAG3bd7b8e73 [2018-10-27 05:10:35,681 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/data/978a17077/91ca3a3290d94248882dc8c40a6afb23 [2018-10-27 05:10:35,685 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:35,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:35,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:35,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:35,692 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:35,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:35" (1/1) ... [2018-10-27 05:10:35,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6722dfa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:35, skipping insertion in model container [2018-10-27 05:10:35,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:35" (1/1) ... [2018-10-27 05:10:35,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:35,781 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:36,255 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:36,263 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:36,359 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:36,461 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:36,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:36 WrapperNode [2018-10-27 05:10:36,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:36,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:36,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:36,463 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:36,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:36" (1/1) ... [2018-10-27 05:10:36,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:36" (1/1) ... [2018-10-27 05:10:36,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:36,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:36,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:36,523 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:36,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:36" (1/1) ... [2018-10-27 05:10:36,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:36" (1/1) ... [2018-10-27 05:10:36,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:36" (1/1) ... [2018-10-27 05:10:36,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:36" (1/1) ... [2018-10-27 05:10:36,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:36" (1/1) ... [2018-10-27 05:10:36,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:36" (1/1) ... [2018-10-27 05:10:36,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:36" (1/1) ... [2018-10-27 05:10:36,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:36,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:36,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:36,661 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:36,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1ba867f5-b62a-4b37-af30-eaaa5c61f145/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:36,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:36,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:36,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:36,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:36,733 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:36,733 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:36,734 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:36,734 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:36,734 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:36,734 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:36,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:36,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:36,736 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:10:38,254 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:38,297 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:38,301 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:38,302 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:38,302 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:38,303 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:38,305 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:38,306 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:38,309 INFO L168 Benchmark]: Toolchain (without parser) took 2624.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -122.1 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:38,311 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:38,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 774.90 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:38,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.75 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:38,316 INFO L168 Benchmark]: Boogie Preprocessor took 138.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -233.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:38,316 INFO L168 Benchmark]: RCFGBuilder took 1647.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:38,320 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 774.90 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.75 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 138.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -233.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1647.74 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: 63.2 MB). Peak memory consumption was 63.2 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...