./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix037_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_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/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 56a9710a42da6b8c740bb66a4f8fa457ed9ee9ee ........................................................................................................................................................................................................................ 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_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/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 56a9710a42da6b8c740bb66a4f8fa457ed9ee9ee ..................................................................................................................................................................................................................... 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 [2018-11-10 12:18:15,275 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:18:15,276 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:18:15,283 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:18:15,283 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:18:15,284 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:18:15,284 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:18:15,285 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:18:15,286 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:18:15,287 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:18:15,288 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:18:15,288 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:18:15,288 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:18:15,289 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:18:15,290 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:18:15,290 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:18:15,291 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:18:15,292 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:18:15,293 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:18:15,294 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:18:15,295 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:18:15,296 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:18:15,297 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:18:15,298 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:18:15,298 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:18:15,299 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:18:15,299 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:18:15,300 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:18:15,300 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:18:15,301 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:18:15,301 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:18:15,302 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:18:15,302 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:18:15,302 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:18:15,303 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:18:15,303 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:18:15,303 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 12:18:15,313 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:18:15,313 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:18:15,314 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:18:15,314 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:18:15,314 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:18:15,314 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:18:15,314 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 12:18:15,314 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:18:15,314 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 12:18:15,314 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 12:18:15,315 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:18:15,315 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:18:15,315 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:18:15,315 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:18:15,316 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:18:15,316 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:18:15,316 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:18:15,316 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:18:15,316 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:18:15,316 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:18:15,316 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:18:15,317 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:18:15,317 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:18:15,317 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:18:15,317 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:18:15,317 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:18:15,317 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:18:15,317 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:18:15,317 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:18:15,317 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:18:15,317 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 12:18:15,317 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:18:15,317 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:18:15,318 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:18:15,318 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_e861aa4c-ffd5-48aa-bc89-038e5d246457/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 -> 56a9710a42da6b8c740bb66a4f8fa457ed9ee9ee [2018-11-10 12:18:15,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:18:15,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:18:15,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:18:15,352 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:18:15,352 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:18:15,353 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix037_tso.opt_false-unreach-call.i [2018-11-10 12:18:15,389 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/data/a6639b6cb/b99c80b5325d498c859a5600e55cb8b7/FLAG35ac83925 [2018-11-10 12:18:15,821 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:18:15,821 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/sv-benchmarks/c/pthread-wmm/mix037_tso.opt_false-unreach-call.i [2018-11-10 12:18:15,830 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/data/a6639b6cb/b99c80b5325d498c859a5600e55cb8b7/FLAG35ac83925 [2018-11-10 12:18:15,840 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/data/a6639b6cb/b99c80b5325d498c859a5600e55cb8b7 [2018-11-10 12:18:15,842 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:18:15,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:18:15,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:18:15,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:18:15,845 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:18:15,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:18:15" (1/1) ... [2018-11-10 12:18:15,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b0f78a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:15, skipping insertion in model container [2018-11-10 12:18:15,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:18:15" (1/1) ... [2018-11-10 12:18:15,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:18:15,886 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:18:16,107 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:18:16,111 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:18:16,161 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:18:16,274 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:18:16,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:16 WrapperNode [2018-11-10 12:18:16,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:18:16,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:18:16,276 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:18:16,276 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:18:16,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:16" (1/1) ... [2018-11-10 12:18:16,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:16" (1/1) ... [2018-11-10 12:18:16,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:18:16,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:18:16,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:18:16,318 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:18:16,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:16" (1/1) ... [2018-11-10 12:18:16,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:16" (1/1) ... [2018-11-10 12:18:16,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:16" (1/1) ... [2018-11-10 12:18:16,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:16" (1/1) ... [2018-11-10 12:18:16,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:16" (1/1) ... [2018-11-10 12:18:16,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:16" (1/1) ... [2018-11-10 12:18:16,335 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:16" (1/1) ... [2018-11-10 12:18:16,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:18:16,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:18:16,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:18:16,337 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:18:16,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/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 [2018-11-10 12:18:16,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 12:18:16,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 12:18:16,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:18:16,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:18:16,384 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:18:16,385 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:18:16,385 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 12:18:16,385 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 12:18:16,385 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 12:18:16,385 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 12:18:16,385 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 12:18:16,385 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 12:18:16,385 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 12:18:16,386 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 12:18:16,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:18:16,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:18:16,387 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 12:18:16,975 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:18:17,006 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,006 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,007 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,007 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,007 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,007 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,008 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,008 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,009 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,009 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,011 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,011 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,012 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,012 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:17,013 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:18:17,016 INFO L168 Benchmark]: Toolchain (without parser) took 1173.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 957.6 MB in the beginning and 1.0 GB in the end (delta: -74.8 MB). Peak memory consumption was 42.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:17,017 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:18:17,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -157.4 MB). Peak memory consumption was 56.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:17,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:17,018 INFO L168 Benchmark]: Boogie Preprocessor took 19.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:17,019 INFO L168 Benchmark]: RCFGBuilder took 677.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:17,021 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 432.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -157.4 MB). Peak memory consumption was 56.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 677.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:18:18,454 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:18:18,455 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:18:18,463 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:18:18,463 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:18:18,464 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:18:18,465 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:18:18,466 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:18:18,467 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:18:18,468 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:18:18,468 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:18:18,468 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:18:18,469 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:18:18,470 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:18:18,470 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:18:18,471 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:18:18,471 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:18:18,473 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:18:18,474 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:18:18,475 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:18:18,476 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:18:18,477 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:18:18,478 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:18:18,478 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:18:18,478 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:18:18,479 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:18:18,480 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:18:18,480 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:18:18,481 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:18:18,482 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:18:18,482 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:18:18,482 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:18:18,482 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:18:18,482 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:18:18,483 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:18:18,483 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:18:18,484 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 12:18:18,494 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:18:18,494 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:18:18,495 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:18:18,495 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:18:18,495 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:18:18,495 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:18:18,495 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:18:18,495 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:18:18,496 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:18:18,496 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:18:18,496 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:18:18,496 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:18:18,497 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:18:18,497 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:18:18,497 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:18:18,497 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:18:18,497 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:18:18,497 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:18:18,497 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:18:18,497 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:18:18,498 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:18:18,498 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:18:18,498 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:18:18,498 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:18:18,498 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:18:18,498 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:18:18,498 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:18:18,499 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:18:18,499 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:18:18,499 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:18:18,499 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:18:18,499 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:18:18,499 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_e861aa4c-ffd5-48aa-bc89-038e5d246457/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 -> 56a9710a42da6b8c740bb66a4f8fa457ed9ee9ee [2018-11-10 12:18:18,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:18:18,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:18:18,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:18:18,537 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:18:18,537 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:18:18,538 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix037_tso.opt_false-unreach-call.i [2018-11-10 12:18:18,572 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/data/2efe48c06/a8af29b9042746e8b8edfc9e88592f28/FLAG0c4d490cc [2018-11-10 12:18:19,003 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:18:19,003 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/sv-benchmarks/c/pthread-wmm/mix037_tso.opt_false-unreach-call.i [2018-11-10 12:18:19,011 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/data/2efe48c06/a8af29b9042746e8b8edfc9e88592f28/FLAG0c4d490cc [2018-11-10 12:18:19,021 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/bin-2019/utaipan/data/2efe48c06/a8af29b9042746e8b8edfc9e88592f28 [2018-11-10 12:18:19,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:18:19,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:18:19,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:18:19,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:18:19,027 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:18:19,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:18:19" (1/1) ... [2018-11-10 12:18:19,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:19, skipping insertion in model container [2018-11-10 12:18:19,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:18:19" (1/1) ... [2018-11-10 12:18:19,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:18:19,073 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:18:19,325 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:18:19,330 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:18:19,377 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:18:19,428 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:18:19,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:19 WrapperNode [2018-11-10 12:18:19,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:18:19,429 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:18:19,429 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:18:19,429 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:18:19,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:19" (1/1) ... [2018-11-10 12:18:19,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:19" (1/1) ... [2018-11-10 12:18:19,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:18:19,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:18:19,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:18:19,502 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:18:19,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:19" (1/1) ... [2018-11-10 12:18:19,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:19" (1/1) ... [2018-11-10 12:18:19,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:19" (1/1) ... [2018-11-10 12:18:19,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:19" (1/1) ... [2018-11-10 12:18:19,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:19" (1/1) ... [2018-11-10 12:18:19,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:19" (1/1) ... [2018-11-10 12:18:19,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:19" (1/1) ... [2018-11-10 12:18:19,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:18:19,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:18:19,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:18:19,522 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:18:19,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:18:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e861aa4c-ffd5-48aa-bc89-038e5d246457/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 [2018-11-10 12:18:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 12:18:19,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 12:18:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:18:19,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:18:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:18:19,562 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:18:19,562 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 12:18:19,562 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 12:18:19,562 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 12:18:19,562 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 12:18:19,562 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 12:18:19,562 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 12:18:19,562 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 12:18:19,563 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 12:18:19,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:18:19,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:18:19,564 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 12:18:20,085 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:18:20,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,119 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,119 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,119 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,120 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,120 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,121 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,121 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,124 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,124 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,125 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,125 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:18:20,126 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:18:20,129 INFO L168 Benchmark]: Toolchain (without parser) took 1105.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -77.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:20,130 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:18:20,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.70 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:20,131 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -214.3 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:20,131 INFO L168 Benchmark]: Boogie Preprocessor took 19.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:20,132 INFO L168 Benchmark]: RCFGBuilder took 606.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.5 MB). Peak memory consumption was 92.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:18:20,135 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 403.70 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 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 73.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -214.3 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.52 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 606.16 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: 92.5 MB). Peak memory consumption was 92.5 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...