./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix032_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_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/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 8faa67953d3c50165a030826612e1178eb11a833 ................................................................................................................................................................................................................... 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_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/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 8faa67953d3c50165a030826612e1178eb11a833 ..................................................................................................................................................................................................... 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 05:08:15,249 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:15,250 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:15,260 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:15,260 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:15,261 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:15,263 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:15,264 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:15,266 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:15,267 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:15,267 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:15,268 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:15,269 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:15,269 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:15,270 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:15,271 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:15,272 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:15,274 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:15,276 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:15,277 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:15,278 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:15,279 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:15,282 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:15,282 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:15,282 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:15,283 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:15,284 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:15,285 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:15,286 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:15,287 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:15,287 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:15,288 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:15,288 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:15,296 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:15,298 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:15,298 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:15,299 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:08:15,310 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:15,311 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:15,311 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:15,312 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:15,312 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:15,312 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:15,312 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:08:15,312 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:15,313 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:08:15,313 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:08:15,313 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:15,314 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:15,314 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:15,314 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:08:15,314 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:15,314 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:15,315 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:15,315 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:15,315 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:15,315 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:15,315 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:15,315 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:15,316 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:15,316 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:15,316 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:15,316 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:15,316 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:15,317 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:15,317 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:15,317 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:15,317 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:08:15,317 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:15,317 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:08:15,317 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:08:15,318 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_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/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 -> 8faa67953d3c50165a030826612e1178eb11a833 [2018-10-27 05:08:15,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:15,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:15,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:15,367 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:15,368 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:15,369 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix032_tso.opt_false-unreach-call.i [2018-10-27 05:08:15,430 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/data/f9bb16937/976a9dfdc06f4a6b8344d6f320ea112f/FLAG3e8188d13 [2018-10-27 05:08:15,904 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:15,905 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/sv-benchmarks/c/pthread-wmm/mix032_tso.opt_false-unreach-call.i [2018-10-27 05:08:15,918 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/data/f9bb16937/976a9dfdc06f4a6b8344d6f320ea112f/FLAG3e8188d13 [2018-10-27 05:08:15,932 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/data/f9bb16937/976a9dfdc06f4a6b8344d6f320ea112f [2018-10-27 05:08:15,935 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:15,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:15,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:15,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:15,943 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:15,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:15" (1/1) ... [2018-10-27 05:08:15,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7840f357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:15, skipping insertion in model container [2018-10-27 05:08:15,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:15" (1/1) ... [2018-10-27 05:08:15,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:16,011 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:16,467 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:16,477 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:16,544 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:16,608 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:16,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16 WrapperNode [2018-10-27 05:08:16,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:16,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:16,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:16,611 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:16,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:16,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:16,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:16,783 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:16,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... [2018-10-27 05:08:16,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:16,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:16,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:16,826 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:16,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/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 05:08:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:16,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:16,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:16,894 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:16,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:16,895 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 05:08:18,559 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:18,620 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,620 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,620 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,621 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,622 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,622 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,627 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,627 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,632 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,632 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:18,633 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:18,636 INFO L168 Benchmark]: Toolchain (without parser) took 2700.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -104.2 MB). Peak memory consumption was 39.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:18,641 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:18,641 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.58 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 915.5 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:18,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 915.5 MB in the beginning and 1.1 GB in the end (delta: -221.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:18,643 INFO L168 Benchmark]: Boogie Preprocessor took 43.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:18,644 INFO L168 Benchmark]: RCFGBuilder took 1809.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 77.2 MB). Peak memory consumption was 77.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:18,649 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 671.58 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 915.5 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 171.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 915.5 MB in the beginning and 1.1 GB in the end (delta: -221.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.01 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1809.67 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: 77.2 MB). Peak memory consumption was 77.2 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:08:20,957 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:20,959 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:20,970 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:20,970 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:20,971 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:20,972 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:20,974 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:20,976 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:20,977 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:20,978 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:20,979 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:20,980 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:20,981 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:20,982 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:20,983 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:20,984 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:20,986 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:20,988 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:20,990 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:20,991 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:20,992 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:20,995 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:20,995 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:20,995 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:20,996 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:20,998 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:20,998 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:20,999 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:21,000 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:21,001 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:21,002 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:21,002 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:21,002 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:21,003 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:21,004 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:21,004 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:08:21,020 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:21,021 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:21,022 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:21,022 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:21,022 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:21,022 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:21,022 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:21,022 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:21,023 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:21,023 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:21,023 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:21,024 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:21,024 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:21,024 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:21,024 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:21,024 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:08:21,027 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:08:21,027 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:21,027 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:21,027 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:21,028 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:21,028 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:21,029 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:21,029 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:21,029 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:21,029 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:21,030 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:21,030 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:21,030 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:08:21,030 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:21,030 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:08:21,030 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:08:21,031 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_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/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 -> 8faa67953d3c50165a030826612e1178eb11a833 [2018-10-27 05:08:21,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:21,097 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:21,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:21,102 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:21,102 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:21,103 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix032_tso.opt_false-unreach-call.i [2018-10-27 05:08:21,156 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/data/0568c3cf7/917ddbd4884a4b51a4210506a998a766/FLAG8d4e7baa2 [2018-10-27 05:08:21,630 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:21,631 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/sv-benchmarks/c/pthread-wmm/mix032_tso.opt_false-unreach-call.i [2018-10-27 05:08:21,648 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/data/0568c3cf7/917ddbd4884a4b51a4210506a998a766/FLAG8d4e7baa2 [2018-10-27 05:08:21,664 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/bin-2019/utaipan/data/0568c3cf7/917ddbd4884a4b51a4210506a998a766 [2018-10-27 05:08:21,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:21,670 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:21,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:21,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:21,675 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:21,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:21" (1/1) ... [2018-10-27 05:08:21,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ff06d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:21, skipping insertion in model container [2018-10-27 05:08:21,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:21" (1/1) ... [2018-10-27 05:08:21,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:21,739 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:22,210 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:22,223 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:22,315 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:22,395 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:22,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22 WrapperNode [2018-10-27 05:08:22,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:22,397 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:22,397 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:22,397 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:22,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:22,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:22,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:22,460 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:22,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... [2018-10-27 05:08:22,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:22,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:22,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:22,600 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:22,601 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1cda6ad1-0fb4-4e2e-b069-6dc91f10857c/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 05:08:22,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:22,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:22,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:22,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:22,666 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:22,666 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:22,666 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:22,666 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:22,666 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:22,666 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:22,667 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:22,667 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:22,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:22,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:22,668 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 05:08:24,271 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:24,323 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,323 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,324 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,324 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,326 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,326 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,329 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,329 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,333 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,338 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:24,339 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:24,347 INFO L168 Benchmark]: Toolchain (without parser) took 2678.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 946.5 MB in the beginning and 1.0 GB in the end (delta: -101.7 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:24,350 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:24,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.36 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:24,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.53 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:24,352 INFO L168 Benchmark]: Boogie Preprocessor took 139.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -210.7 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:24,354 INFO L168 Benchmark]: RCFGBuilder took 1746.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:24,358 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 725.36 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.53 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 139.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -210.7 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1746.55 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: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...