./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe034_power.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_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe034_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/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 db4a16c4986c75df8f6a17811333c8e3362ce3a1 ................................................................................................................................................................................................................. 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_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe034_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/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 db4a16c4986c75df8f6a17811333c8e3362ce3a1 ............................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:40,067 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:40,069 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:40,081 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:40,082 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:40,083 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:40,086 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:40,088 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:40,091 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:40,093 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:40,095 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:40,096 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:40,097 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:40,099 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:40,107 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:40,108 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:40,108 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:40,110 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:40,114 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:40,115 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:40,116 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:40,117 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:40,119 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:40,121 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:40,122 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:40,123 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:40,124 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:40,126 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:40,128 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:40,129 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:40,130 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:40,132 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:40,133 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:40,134 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:40,135 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:40,136 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:40,136 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:40,154 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:40,158 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:40,160 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:40,160 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:40,160 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:40,161 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:40,161 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:40,162 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:40,162 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:40,162 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:40,162 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:40,163 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:40,165 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:40,165 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:40,165 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:40,166 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:40,166 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:40,166 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:40,166 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:40,166 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:40,166 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:40,166 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:40,167 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:40,167 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:40,167 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:40,167 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:40,167 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:40,168 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:40,168 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:40,168 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:40,168 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:40,168 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:40,168 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:40,169 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:40,169 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_42f0efa7-33d8-4cd7-bf03-26835e4f105f/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 -> db4a16c4986c75df8f6a17811333c8e3362ce3a1 [2018-10-27 05:12:40,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:40,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:40,245 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:40,247 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:40,247 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:40,248 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe034_power.opt_false-unreach-call.i [2018-10-27 05:12:40,310 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/data/b90b43446/495a3a43ea014657b8950062f3e6dbc8/FLAGf87fb6ce8 [2018-10-27 05:12:40,749 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:40,750 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/sv-benchmarks/c/pthread-wmm/safe034_power.opt_false-unreach-call.i [2018-10-27 05:12:40,766 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/data/b90b43446/495a3a43ea014657b8950062f3e6dbc8/FLAGf87fb6ce8 [2018-10-27 05:12:40,781 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/data/b90b43446/495a3a43ea014657b8950062f3e6dbc8 [2018-10-27 05:12:40,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:40,786 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:40,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:40,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:40,790 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:40,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d383da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40, skipping insertion in model container [2018-10-27 05:12:40,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:40,880 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:41,271 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:41,277 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:41,344 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:41,419 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:41,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:41 WrapperNode [2018-10-27 05:12:41,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:41,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:41,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:41,424 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:41,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:41" (1/1) ... [2018-10-27 05:12:41,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:41" (1/1) ... [2018-10-27 05:12:41,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:41,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:41,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:41,574 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:41,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:41" (1/1) ... [2018-10-27 05:12:41,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:41" (1/1) ... [2018-10-27 05:12:41,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:41" (1/1) ... [2018-10-27 05:12:41,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:41" (1/1) ... [2018-10-27 05:12:41,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:41" (1/1) ... [2018-10-27 05:12:41,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:41" (1/1) ... [2018-10-27 05:12:41,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:41" (1/1) ... [2018-10-27 05:12:41,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:41,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:41,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:41,609 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:41,610 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:41,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:41,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:41,707 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:41,707 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:41,707 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:41,708 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:41,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:41,709 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:43,400 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:43,442 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:43,443 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:43,443 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:43,443 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:43,445 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:43,445 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:43,448 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:43,450 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:43,451 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:43,451 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:43,452 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:43,455 INFO L168 Benchmark]: Toolchain (without parser) took 2670.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -132.2 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:43,457 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:43,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.00 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 918.1 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:43,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 918.1 MB in the beginning and 1.2 GB in the end (delta: -240.8 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:43,459 INFO L168 Benchmark]: Boogie Preprocessor took 34.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:43,460 INFO L168 Benchmark]: RCFGBuilder took 1845.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:43,464 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 634.00 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 918.1 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 152.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 918.1 MB in the beginning and 1.2 GB in the end (delta: -240.8 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1845.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:45,755 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:45,757 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:45,769 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:45,769 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:45,770 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:45,772 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:45,773 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:45,775 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:45,776 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:45,777 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:45,777 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:45,778 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:45,779 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:45,781 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:45,781 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:45,782 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:45,784 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:45,786 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:45,788 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:45,789 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:45,790 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:45,793 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:45,793 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:45,794 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:45,795 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:45,796 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:45,797 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:45,798 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:45,799 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:45,799 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:45,800 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:45,800 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:45,800 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:45,801 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:45,802 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:45,802 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:45,817 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:45,817 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:45,818 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:45,818 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:45,818 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:45,818 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:45,818 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:45,818 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:45,820 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:45,820 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:45,821 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:45,821 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:45,821 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:45,821 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:45,821 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:45,821 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:45,822 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:45,822 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:45,822 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:45,822 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:45,822 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:45,823 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:45,824 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:45,825 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:45,825 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:45,825 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:45,825 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:45,825 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:45,826 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:45,826 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:45,826 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:45,826 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:45,826 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_42f0efa7-33d8-4cd7-bf03-26835e4f105f/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 -> db4a16c4986c75df8f6a17811333c8e3362ce3a1 [2018-10-27 05:12:45,869 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:45,881 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:45,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:45,886 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:45,887 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:45,888 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe034_power.opt_false-unreach-call.i [2018-10-27 05:12:45,942 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/data/f8c482868/503c4b191e504eac93268cdc2d53357d/FLAG8cc8956d2 [2018-10-27 05:12:46,434 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:46,435 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/sv-benchmarks/c/pthread-wmm/safe034_power.opt_false-unreach-call.i [2018-10-27 05:12:46,450 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/data/f8c482868/503c4b191e504eac93268cdc2d53357d/FLAG8cc8956d2 [2018-10-27 05:12:46,464 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/data/f8c482868/503c4b191e504eac93268cdc2d53357d [2018-10-27 05:12:46,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:46,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:46,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:46,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:46,478 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:46,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:46" (1/1) ... [2018-10-27 05:12:46,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@130a809e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:46, skipping insertion in model container [2018-10-27 05:12:46,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:46" (1/1) ... [2018-10-27 05:12:46,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:46,573 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:46,983 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:46,992 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:47,059 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:47,162 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:47,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:47 WrapperNode [2018-10-27 05:12:47,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:47,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:47,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:47,164 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:47,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:47" (1/1) ... [2018-10-27 05:12:47,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:47" (1/1) ... [2018-10-27 05:12:47,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:47,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:47,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:47,251 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:47,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:47" (1/1) ... [2018-10-27 05:12:47,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:47" (1/1) ... [2018-10-27 05:12:47,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:47" (1/1) ... [2018-10-27 05:12:47,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:47" (1/1) ... [2018-10-27 05:12:47,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:47" (1/1) ... [2018-10-27 05:12:47,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:47" (1/1) ... [2018-10-27 05:12:47,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:47" (1/1) ... [2018-10-27 05:12:47,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:47,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:47,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:47,413 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:47,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_42f0efa7-33d8-4cd7-bf03-26835e4f105f/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:47,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:47,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:47,498 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:47,498 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:47,498 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:47,499 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:47,500 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:47,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:47,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:47,502 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:49,452 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:49,499 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:49,499 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:49,500 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:49,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:49,502 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:49,502 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:49,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:49,512 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:49,513 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:49,513 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:49,514 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:49,518 INFO L168 Benchmark]: Toolchain (without parser) took 3048.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 943.9 MB in the beginning and 1.1 GB in the end (delta: -140.7 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:49,521 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:49,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.50 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 911.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:49,523 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.23 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 906.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:49,523 INFO L168 Benchmark]: Boogie Preprocessor took 161.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 906.3 MB in the beginning and 1.2 GB in the end (delta: -265.8 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:49,524 INFO L168 Benchmark]: RCFGBuilder took 2104.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 87.6 MB). Peak memory consumption was 87.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:49,529 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 692.50 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 911.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.23 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 906.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 161.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 906.3 MB in the beginning and 1.2 GB in the end (delta: -265.8 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2104.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 87.6 MB). Peak memory consumption was 87.6 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...