./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi003_rmo.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_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi003_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/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 d0ef9d70749ab5afc904022864475fbd1463ea69 ............................................................................................................................................................................................................ 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_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi003_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/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 d0ef9d70749ab5afc904022864475fbd1463ea69 .......................................................................................................................................................................................................... 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 05:11:45,947 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:45,949 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:45,962 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:45,962 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:45,963 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:45,964 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:45,967 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:45,968 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:45,969 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:45,971 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:45,971 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:45,972 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:45,973 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:45,974 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:45,975 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:45,976 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:45,978 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:45,980 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:45,982 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:45,983 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:45,985 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:45,987 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:45,987 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:45,988 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:45,989 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:45,990 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:45,991 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:45,992 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:45,993 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:45,993 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:45,995 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:45,995 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:45,995 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:45,997 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:45,997 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:45,998 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:46,023 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:46,023 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:46,024 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:46,024 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:46,024 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:46,025 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:46,025 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:46,025 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:46,025 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:46,025 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:46,025 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:46,028 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:46,028 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:46,028 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:46,028 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:46,028 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:46,028 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:46,029 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:46,029 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:46,029 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:46,029 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:46,029 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:46,030 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:46,030 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:46,030 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:46,030 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:46,030 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:46,030 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:46,031 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:46,031 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:46,031 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:46,031 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:46,031 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:46,031 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:46,032 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_39835936-e976-446e-8aa9-56dd5685b480/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 -> d0ef9d70749ab5afc904022864475fbd1463ea69 [2018-10-27 05:11:46,072 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:46,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:46,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:46,096 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:46,096 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:46,097 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi003_rmo.oepc_false-unreach-call.i [2018-10-27 05:11:46,150 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/data/511bc6497/d90f9c68d6e848fa8e3751fc3e97837c/FLAG5c1dad2e2 [2018-10-27 05:11:46,599 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:46,600 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/sv-benchmarks/c/pthread-wmm/rfi003_rmo.oepc_false-unreach-call.i [2018-10-27 05:11:46,621 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/data/511bc6497/d90f9c68d6e848fa8e3751fc3e97837c/FLAG5c1dad2e2 [2018-10-27 05:11:46,639 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/data/511bc6497/d90f9c68d6e848fa8e3751fc3e97837c [2018-10-27 05:11:46,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:46,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:46,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:46,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:46,647 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:46,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15e4eb0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46, skipping insertion in model container [2018-10-27 05:11:46,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:46,709 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:47,097 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:47,109 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:47,177 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:47,258 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:47,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47 WrapperNode [2018-10-27 05:11:47,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:47,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:47,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:47,260 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:47,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:47,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:47,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:47,408 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:47,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:47,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:47,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:47,445 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:47,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/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 05:11:47,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:47,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:47,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:47,525 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:47,525 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:47,526 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:47,526 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:47,527 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:47,527 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:47,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:47,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:47,528 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 05:11:49,135 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:49,175 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,175 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,180 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,180 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,183 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,183 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,184 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:49,190 INFO L168 Benchmark]: Toolchain (without parser) took 2547.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -125.6 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,192 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:49,193 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.81 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 924.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 924.2 MB in the beginning and 1.2 GB in the end (delta: -228.6 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,195 INFO L168 Benchmark]: Boogie Preprocessor took 36.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,196 INFO L168 Benchmark]: RCFGBuilder took 1744.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,201 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 615.81 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 924.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 147.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 924.2 MB in the beginning and 1.2 GB in the end (delta: -228.6 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.85 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1744.95 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: 65.4 MB). Peak memory consumption was 65.4 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 05:11:51,493 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:51,495 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:51,511 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:51,512 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:51,513 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:51,514 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:51,516 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:51,517 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:51,519 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:51,520 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:51,520 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:51,521 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:51,522 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:51,524 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:51,524 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:51,525 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:51,528 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:51,530 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:51,531 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:51,532 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:51,533 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:51,536 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:51,536 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:51,537 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:51,538 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:51,539 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:51,540 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:51,541 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:51,542 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:51,542 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:51,543 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:51,544 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:51,544 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:51,545 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:51,545 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:51,546 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:51,562 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:51,566 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:51,567 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:51,568 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:51,568 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:51,568 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:51,568 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:51,568 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:51,569 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:51,569 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:51,570 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:51,570 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:51,570 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:51,571 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:51,571 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:51,571 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:51,571 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:51,571 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:51,572 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:51,572 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:51,572 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:51,572 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:51,572 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:51,572 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:51,573 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:51,573 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:51,573 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:51,573 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:51,573 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:51,574 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:51,574 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:51,576 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:51,577 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_39835936-e976-446e-8aa9-56dd5685b480/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 -> d0ef9d70749ab5afc904022864475fbd1463ea69 [2018-10-27 05:11:51,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:51,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:51,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:51,656 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:51,656 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:51,657 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi003_rmo.oepc_false-unreach-call.i [2018-10-27 05:11:51,722 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/data/1c788c1df/729b942fd85341d587ec02c202a82bcc/FLAG70336d2f8 [2018-10-27 05:11:52,235 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:52,236 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/sv-benchmarks/c/pthread-wmm/rfi003_rmo.oepc_false-unreach-call.i [2018-10-27 05:11:52,251 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/data/1c788c1df/729b942fd85341d587ec02c202a82bcc/FLAG70336d2f8 [2018-10-27 05:11:52,266 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/bin-2019/utaipan/data/1c788c1df/729b942fd85341d587ec02c202a82bcc [2018-10-27 05:11:52,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:52,271 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:52,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:52,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:52,277 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:52,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@164b724f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52, skipping insertion in model container [2018-10-27 05:11:52,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:52,343 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:52,761 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:52,773 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:52,882 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:52,982 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:52,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52 WrapperNode [2018-10-27 05:11:52,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:52,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:52,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:52,985 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:52,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:53,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:53,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:53,057 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:53,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:53,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:53,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:53,232 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:53,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39835936-e976-446e-8aa9-56dd5685b480/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 05:11:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:53,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:53,306 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 05:11:54,959 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:55,003 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,003 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,007 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,007 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,009 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,009 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,011 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:55,015 INFO L168 Benchmark]: Toolchain (without parser) took 2744.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,016 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:55,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.39 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 910.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,017 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.10 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,018 INFO L168 Benchmark]: Boogie Preprocessor took 174.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -245.5 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,022 INFO L168 Benchmark]: RCFGBuilder took 1782.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,025 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 711.39 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 910.3 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 72.10 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 174.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -245.5 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1782.46 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: 58.0 MB). Peak memory consumption was 58.0 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...