./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe034_pso.oepc_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_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe034_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/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 f0e9abc953cd782ca10fbe0e8a4add6cfebaae52 ...................................................................................................................................................................................................................... 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_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe034_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/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 f0e9abc953cd782ca10fbe0e8a4add6cfebaae52 ................................................................................................................................................................................................................. 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 05:12:03,201 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:03,203 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:03,213 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:03,214 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:03,215 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:03,216 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:03,218 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:03,220 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:03,221 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:03,222 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:03,222 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:03,223 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:03,224 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:03,226 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:03,227 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:03,228 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:03,230 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:03,232 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:03,234 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:03,235 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:03,237 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:03,240 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:03,240 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:03,240 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:03,242 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:03,243 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:03,244 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:03,245 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:03,246 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:03,247 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:03,247 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:03,248 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:03,248 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:03,249 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:03,251 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:03,251 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:03,265 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:03,265 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:03,266 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:03,266 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:03,267 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:03,267 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:03,267 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:03,267 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:03,267 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:03,268 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:03,268 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:03,269 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:03,269 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:03,269 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:03,271 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:03,271 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:03,271 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:03,271 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:03,272 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:03,272 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:03,272 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:03,272 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:03,273 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:03,273 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:03,273 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:03,273 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:03,274 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:03,274 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:03,274 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:03,274 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:03,275 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:03,275 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:03,275 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:03,275 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:03,275 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_49b5bc0f-0769-4197-a587-785e998bdb62/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 -> f0e9abc953cd782ca10fbe0e8a4add6cfebaae52 [2018-10-27 05:12:03,308 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:03,319 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:03,323 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:03,324 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:03,324 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:03,325 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe034_pso.oepc_false-unreach-call.i [2018-10-27 05:12:03,372 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/data/21b305e82/89c1430923a844bb884f99b3728d2c4c/FLAGbf2c9cb90 [2018-10-27 05:12:03,832 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:03,836 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/sv-benchmarks/c/pthread-wmm/safe034_pso.oepc_false-unreach-call.i [2018-10-27 05:12:03,849 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/data/21b305e82/89c1430923a844bb884f99b3728d2c4c/FLAGbf2c9cb90 [2018-10-27 05:12:03,864 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/data/21b305e82/89c1430923a844bb884f99b3728d2c4c [2018-10-27 05:12:03,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:03,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:03,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:03,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:03,874 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:03,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:03" (1/1) ... [2018-10-27 05:12:03,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6934edcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:03, skipping insertion in model container [2018-10-27 05:12:03,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:03" (1/1) ... [2018-10-27 05:12:03,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:03,930 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:04,346 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:04,351 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:04,442 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:04,518 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:04,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:04 WrapperNode [2018-10-27 05:12:04,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:04,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:04,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:04,520 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:04,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:04" (1/1) ... [2018-10-27 05:12:04,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:04" (1/1) ... [2018-10-27 05:12:04,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:04,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:04,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:04,655 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:04,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:04" (1/1) ... [2018-10-27 05:12:04,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:04" (1/1) ... [2018-10-27 05:12:04,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:04" (1/1) ... [2018-10-27 05:12:04,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:04" (1/1) ... [2018-10-27 05:12:04,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:04" (1/1) ... [2018-10-27 05:12:04,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:04" (1/1) ... [2018-10-27 05:12:04,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:04" (1/1) ... [2018-10-27 05:12:04,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:04,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:04,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:04,693 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:04,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/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 05:12:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:04,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:04,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:04,769 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:04,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:04,771 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:04,771 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:04,772 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:04,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:04,773 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 05:12:06,436 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:06,473 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:06,474 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:06,476 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:06,476 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:06,478 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:06,478 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:06,483 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:06,483 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:06,484 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:06,484 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:06,485 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:06,489 INFO L168 Benchmark]: Toolchain (without parser) took 2620.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -127.9 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:06,490 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:06,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.30 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 918.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:06,491 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 918.2 MB in the beginning and 1.2 GB in the end (delta: -232.2 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:06,492 INFO L168 Benchmark]: Boogie Preprocessor took 37.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:06,493 INFO L168 Benchmark]: RCFGBuilder took 1795.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:06,496 INFO L336 ainManager$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 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 649.30 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 918.2 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 135.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 918.2 MB in the beginning and 1.2 GB in the end (delta: -232.2 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.14 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1795.38 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: 69.4 MB). Peak memory consumption was 69.4 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:08,638 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:08,639 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:08,655 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:08,655 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:08,656 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:08,657 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:08,659 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:08,661 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:08,662 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:08,663 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:08,663 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:08,664 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:08,664 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:08,666 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:08,667 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:08,668 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:08,669 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:08,671 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:08,672 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:08,674 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:08,675 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:08,677 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:08,677 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:08,678 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:08,679 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:08,680 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:08,681 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:08,682 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:08,683 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:08,683 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:08,683 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:08,684 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:08,684 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:08,685 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:08,685 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:08,687 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:08,703 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:08,703 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:08,704 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:08,704 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:08,704 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:08,704 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:08,704 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:08,705 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:08,706 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:08,706 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:08,706 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:08,707 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:08,707 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:08,707 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:08,707 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:08,707 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:08,707 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:08,708 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:08,708 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:08,708 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:08,708 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:08,708 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:08,709 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:08,709 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:08,709 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:08,709 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:08,709 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:08,712 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:08,713 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:08,713 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:08,713 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:08,713 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:08,714 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_49b5bc0f-0769-4197-a587-785e998bdb62/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 -> f0e9abc953cd782ca10fbe0e8a4add6cfebaae52 [2018-10-27 05:12:08,770 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:08,779 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:08,781 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:08,782 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:08,782 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:08,783 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe034_pso.oepc_false-unreach-call.i [2018-10-27 05:12:08,820 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/data/882d52202/c79e995152d14b26a41c743f76214871/FLAG418f402cc [2018-10-27 05:12:09,365 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:09,367 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/sv-benchmarks/c/pthread-wmm/safe034_pso.oepc_false-unreach-call.i [2018-10-27 05:12:09,385 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/data/882d52202/c79e995152d14b26a41c743f76214871/FLAG418f402cc [2018-10-27 05:12:09,401 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/bin-2019/utaipan/data/882d52202/c79e995152d14b26a41c743f76214871 [2018-10-27 05:12:09,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:09,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:09,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:09,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:09,416 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:09,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:09" (1/1) ... [2018-10-27 05:12:09,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0224a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:09, skipping insertion in model container [2018-10-27 05:12:09,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:09" (1/1) ... [2018-10-27 05:12:09,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:09,484 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:09,849 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:09,859 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:09,956 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:10,044 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:10,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:10 WrapperNode [2018-10-27 05:12:10,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:10,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:10,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:10,046 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:10,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:10" (1/1) ... [2018-10-27 05:12:10,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:10" (1/1) ... [2018-10-27 05:12:10,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:10,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:10,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:10,115 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:10,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:10" (1/1) ... [2018-10-27 05:12:10,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:10" (1/1) ... [2018-10-27 05:12:10,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:10" (1/1) ... [2018-10-27 05:12:10,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:10" (1/1) ... [2018-10-27 05:12:10,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:10" (1/1) ... [2018-10-27 05:12:10,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:10" (1/1) ... [2018-10-27 05:12:10,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:10" (1/1) ... [2018-10-27 05:12:10,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:10,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:10,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:10,282 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:10,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49b5bc0f-0769-4197-a587-785e998bdb62/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 05:12:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:10,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:10,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:10,347 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:10,348 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:10,348 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:10,348 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:10,348 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:10,348 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:10,348 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:10,348 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:10,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:10,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:10,350 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 05:12:11,921 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:11,965 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:11,965 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:11,966 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:11,966 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:11,967 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:11,968 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:11,971 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:11,971 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:11,972 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:11,972 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:11,973 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:11,977 INFO L168 Benchmark]: Toolchain (without parser) took 2570.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -135.4 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:11,979 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:11,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.05 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:11,980 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.11 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:11,981 INFO L168 Benchmark]: Boogie Preprocessor took 167.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -239.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:11,985 INFO L168 Benchmark]: RCFGBuilder took 1694.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 66.3 MB). Peak memory consumption was 66.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:11,988 INFO L336 ainManager$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 635.05 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.11 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 167.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -239.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1694.77 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: 66.3 MB). Peak memory consumption was 66.3 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...