./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix006_rmo.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_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix006_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/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 4c95095cdf64daa8193154ca4a42a7fbf7b441b2 .......................................................................................................................................................................................................................... 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_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix006_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/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 4c95095cdf64daa8193154ca4a42a7fbf7b441b2 .................................................................................................................................................................................................................. 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 08:14:48,126 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:14:48,127 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:14:48,135 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:14:48,135 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:14:48,136 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:14:48,137 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:14:48,138 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:14:48,139 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:14:48,139 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:14:48,140 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:14:48,140 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:14:48,141 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:14:48,141 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:14:48,142 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:14:48,143 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:14:48,143 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:14:48,144 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:14:48,146 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:14:48,147 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:14:48,148 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:14:48,148 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:14:48,150 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:14:48,150 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:14:48,150 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:14:48,151 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:14:48,151 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:14:48,152 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:14:48,152 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:14:48,153 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:14:48,153 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:14:48,154 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:14:48,154 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:14:48,154 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:14:48,155 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:14:48,155 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:14:48,156 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:14:48,165 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:14:48,165 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:14:48,166 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:14:48,166 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:14:48,166 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:14:48,166 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:14:48,166 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:14:48,167 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:14:48,167 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:14:48,167 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:14:48,167 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:14:48,167 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:14:48,168 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:14:48,168 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:14:48,168 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:14:48,168 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:14:48,168 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:14:48,168 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:14:48,168 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:14:48,168 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:14:48,169 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:14:48,169 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:14:48,169 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:14:48,169 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:14:48,169 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:14:48,169 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:14:48,169 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:14:48,170 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:14:48,170 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:14:48,170 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:14:48,170 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:14:48,170 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:14:48,170 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:14:48,170 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:14:48,170 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_449e5c63-bd0d-4a55-8320-6ab5f253d507/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 -> 4c95095cdf64daa8193154ca4a42a7fbf7b441b2 [2018-11-10 08:14:48,194 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:14:48,203 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:14:48,205 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:14:48,206 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:14:48,207 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:14:48,207 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix006_rmo.opt_false-unreach-call.i [2018-11-10 08:14:48,240 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/data/bdbf5e44e/4f3e0705c50141aba81d790f07c0ff05/FLAG679417be3 [2018-11-10 08:14:48,684 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:14:48,685 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/sv-benchmarks/c/pthread-wmm/mix006_rmo.opt_false-unreach-call.i [2018-11-10 08:14:48,698 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/data/bdbf5e44e/4f3e0705c50141aba81d790f07c0ff05/FLAG679417be3 [2018-11-10 08:14:48,709 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/data/bdbf5e44e/4f3e0705c50141aba81d790f07c0ff05 [2018-11-10 08:14:48,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:14:48,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:14:48,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:14:48,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:14:48,714 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:14:48,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:14:48" (1/1) ... [2018-11-10 08:14:48,716 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 08:14:48, skipping insertion in model container [2018-11-10 08:14:48,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:14:48" (1/1) ... [2018-11-10 08:14:48,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:14:48,758 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:14:48,986 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:14:48,990 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:14:49,029 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:14:49,069 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:14:49,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:49 WrapperNode [2018-11-10 08:14:49,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:14:49,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:14:49,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:14:49,070 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:14:49,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:49" (1/1) ... [2018-11-10 08:14:49,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:49" (1/1) ... [2018-11-10 08:14:49,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:14:49,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:14:49,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:14:49,161 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:14:49,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:49" (1/1) ... [2018-11-10 08:14:49,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:49" (1/1) ... [2018-11-10 08:14:49,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:49" (1/1) ... [2018-11-10 08:14:49,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:49" (1/1) ... [2018-11-10 08:14:49,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:49" (1/1) ... [2018-11-10 08:14:49,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:49" (1/1) ... [2018-11-10 08:14:49,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:49" (1/1) ... [2018-11-10 08:14:49,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:14:49,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:14:49,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:14:49,193 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:14:49,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/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 08:14:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:14:49,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:14:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:14:49,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:14:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:14:49,243 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:14:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:14:49,243 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:14:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:14:49,243 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:14:49,244 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:14:49,244 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:14:49,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:14:49,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:14:49,246 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 08:14:49,996 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:14:50,026 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:50,026 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:50,026 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:50,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:50,028 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:50,028 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:50,030 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:50,031 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:50,032 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:50,032 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:50,033 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:14:50,035 INFO L168 Benchmark]: Toolchain (without parser) took 1324.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 957.5 MB in the beginning and 1.0 GB in the end (delta: -88.9 MB). Peak memory consumption was 54.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:14:50,037 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:14:50,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.40 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 917.3 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:14:50,037 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 917.3 MB in the beginning and 1.1 GB in the end (delta: -219.7 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:14:50,038 INFO L168 Benchmark]: Boogie Preprocessor took 31.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:14:50,038 INFO L168 Benchmark]: RCFGBuilder took 841.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:14:50,041 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 357.40 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 917.3 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 91.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 917.3 MB in the beginning and 1.1 GB in the end (delta: -219.7 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 841.90 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: 87.8 MB). Peak memory consumption was 87.8 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 08:14:51,467 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:14:51,468 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:14:51,477 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:14:51,478 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:14:51,478 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:14:51,479 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:14:51,480 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:14:51,482 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:14:51,482 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:14:51,483 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:14:51,483 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:14:51,484 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:14:51,485 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:14:51,486 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:14:51,486 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:14:51,487 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:14:51,489 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:14:51,490 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:14:51,491 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:14:51,492 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:14:51,493 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:14:51,495 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:14:51,495 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:14:51,495 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:14:51,496 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:14:51,497 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:14:51,498 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:14:51,498 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:14:51,499 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:14:51,499 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:14:51,500 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:14:51,500 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:14:51,500 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:14:51,501 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:14:51,501 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:14:51,502 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 08:14:51,513 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:14:51,513 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:14:51,514 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:14:51,514 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:14:51,514 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:14:51,514 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:14:51,514 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:14:51,515 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:14:51,516 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:14:51,516 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:14:51,516 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:14:51,516 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:14:51,516 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:14:51,516 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:14:51,516 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:14:51,517 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 08:14:51,517 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 08:14:51,517 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:14:51,517 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:14:51,517 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:14:51,517 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:14:51,517 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:14:51,517 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:14:51,518 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:14:51,518 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:14:51,518 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:14:51,518 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:14:51,518 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:14:51,518 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 08:14:51,518 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:14:51,518 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 08:14:51,519 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 08:14:51,519 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_449e5c63-bd0d-4a55-8320-6ab5f253d507/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 -> 4c95095cdf64daa8193154ca4a42a7fbf7b441b2 [2018-11-10 08:14:51,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:14:51,560 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:14:51,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:14:51,563 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:14:51,564 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:14:51,564 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix006_rmo.opt_false-unreach-call.i [2018-11-10 08:14:51,609 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/data/bf3e58b42/1699573e7fa64c3f918681be368eeb4f/FLAG0e0696078 [2018-11-10 08:14:51,968 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:14:51,969 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/sv-benchmarks/c/pthread-wmm/mix006_rmo.opt_false-unreach-call.i [2018-11-10 08:14:51,978 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/data/bf3e58b42/1699573e7fa64c3f918681be368eeb4f/FLAG0e0696078 [2018-11-10 08:14:51,987 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/bin-2019/utaipan/data/bf3e58b42/1699573e7fa64c3f918681be368eeb4f [2018-11-10 08:14:51,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:14:51,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:14:51,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:14:51,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:14:51,994 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:14:51,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:14:51" (1/1) ... [2018-11-10 08:14:51,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:51, skipping insertion in model container [2018-11-10 08:14:51,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:14:51" (1/1) ... [2018-11-10 08:14:52,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:14:52,039 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:14:52,300 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:14:52,306 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:14:52,360 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:14:52,418 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:14:52,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:52 WrapperNode [2018-11-10 08:14:52,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:14:52,419 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:14:52,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:14:52,419 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:14:52,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:52" (1/1) ... [2018-11-10 08:14:52,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:52" (1/1) ... [2018-11-10 08:14:52,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:14:52,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:14:52,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:14:52,507 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:14:52,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:52" (1/1) ... [2018-11-10 08:14:52,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:52" (1/1) ... [2018-11-10 08:14:52,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:52" (1/1) ... [2018-11-10 08:14:52,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:52" (1/1) ... [2018-11-10 08:14:52,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:52" (1/1) ... [2018-11-10 08:14:52,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:52" (1/1) ... [2018-11-10 08:14:52,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:52" (1/1) ... [2018-11-10 08:14:52,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:14:52,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:14:52,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:14:52,537 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:14:52,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:14:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_449e5c63-bd0d-4a55-8320-6ab5f253d507/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 08:14:52,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:14:52,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:14:52,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:14:52,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:14:52,577 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:14:52,577 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:14:52,578 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:14:52,578 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:14:52,578 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:14:52,578 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:14:52,578 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:14:52,578 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:14:52,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:14:52,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:14:52,580 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 08:14:53,262 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:14:53,300 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:53,300 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:53,300 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:53,300 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:53,302 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:53,302 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:53,304 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:53,305 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:53,306 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:53,306 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:14:53,307 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:14:53,313 INFO L168 Benchmark]: Toolchain (without parser) took 1322.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 943.8 MB in the beginning and 1.0 GB in the end (delta: -79.7 MB). Peak memory consumption was 46.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:14:53,315 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:14:53,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 426.76 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 906.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:14:53,316 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -205.6 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:14:53,316 INFO L168 Benchmark]: Boogie Preprocessor took 29.22 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:14:53,316 INFO L168 Benchmark]: RCFGBuilder took 775.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 88.4 MB). Peak memory consumption was 88.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:14:53,319 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 426.76 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 906.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 88.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -205.6 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.22 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 775.96 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: 88.4 MB). Peak memory consumption was 88.4 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...