./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi005_tso.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_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi005_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/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 b82b83c8822b6b2a116053dbeb16df73052b93e3 ................................................................................................................................................................................................................... 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_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi005_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/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 b82b83c8822b6b2a116053dbeb16df73052b93e3 ............................................................................................................................................................................................................ 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 05:10:39,610 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:39,611 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:39,619 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:39,620 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:39,620 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:39,622 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:39,623 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:39,624 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:39,625 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:39,626 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:39,626 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:39,627 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:39,627 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:39,628 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:39,629 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:39,630 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:39,631 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:39,633 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:39,634 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:39,635 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:39,636 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:39,638 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:39,638 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:39,638 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:39,639 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:39,640 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:39,640 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:39,641 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:39,642 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:39,642 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:39,643 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:39,643 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:39,643 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:39,644 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:39,645 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:39,646 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:10:39,667 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:39,668 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:39,668 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:39,668 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:39,668 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:39,669 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:39,669 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:10:39,669 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:39,669 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:10:39,669 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:10:39,669 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:39,670 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:39,670 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:39,670 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:10:39,670 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:39,670 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:39,670 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:39,671 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:39,671 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:39,671 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:39,671 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:39,671 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:39,671 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:39,671 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:39,672 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:39,672 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:39,672 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:39,672 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:39,672 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:39,672 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:39,672 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:10:39,672 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:39,674 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:10:39,674 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:10:39,674 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_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/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 -> b82b83c8822b6b2a116053dbeb16df73052b93e3 [2018-10-27 05:10:39,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:39,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:39,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:39,719 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:39,719 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:39,719 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi005_tso.oepc_false-unreach-call.i [2018-10-27 05:10:39,761 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/data/856884108/ee3fe8c4385b49b898e1c119a09a6f62/FLAG221091c40 [2018-10-27 05:10:40,185 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:40,185 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/sv-benchmarks/c/pthread-wmm/rfi005_tso.oepc_false-unreach-call.i [2018-10-27 05:10:40,203 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/data/856884108/ee3fe8c4385b49b898e1c119a09a6f62/FLAG221091c40 [2018-10-27 05:10:40,213 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/data/856884108/ee3fe8c4385b49b898e1c119a09a6f62 [2018-10-27 05:10:40,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:40,217 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:40,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:40,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:40,221 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:40,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f72be63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40, skipping insertion in model container [2018-10-27 05:10:40,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:40,294 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:40,667 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:40,678 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:40,767 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:40,832 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:40,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40 WrapperNode [2018-10-27 05:10:40,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:40,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:40,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:40,834 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:40,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,921 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:40,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:40,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:40,953 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:40,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... [2018-10-27 05:10:40,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:40,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:41,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:41,005 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:41,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/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 05:10:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:41,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:41,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:41,052 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:41,052 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:41,052 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:41,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:41,055 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 05:10:42,556 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:42,594 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:42,594 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:42,597 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:42,597 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:42,599 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:42,599 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:42,600 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:42,603 INFO L168 Benchmark]: Toolchain (without parser) took 2386.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -94.0 MB). Peak memory consumption was 63.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:42,604 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:42,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.04 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 914.2 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:42,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 914.2 MB in the beginning and 1.2 GB in the end (delta: -236.9 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:42,611 INFO L168 Benchmark]: Boogie Preprocessor took 43.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:42,612 INFO L168 Benchmark]: RCFGBuilder took 1605.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 97.3 MB). Peak memory consumption was 97.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:42,615 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 615.04 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 914.2 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 119.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 914.2 MB in the beginning and 1.2 GB in the end (delta: -236.9 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.11 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 1605.92 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: 97.3 MB). Peak memory consumption was 97.3 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:44,470 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:44,471 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:44,480 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:44,480 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:44,480 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:44,481 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:44,483 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:44,484 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:44,484 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:44,485 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:44,485 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:44,486 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:44,486 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:44,487 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:44,487 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:44,488 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:44,489 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:44,491 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:44,492 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:44,492 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:44,493 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:44,495 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:44,495 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:44,495 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:44,496 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:44,497 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:44,497 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:44,498 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:44,499 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:44,499 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:44,499 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:44,500 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:44,500 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:44,501 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:44,501 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:44,501 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:10:44,513 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:44,513 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:44,514 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:44,514 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:44,514 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:44,514 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:44,514 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:44,514 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:44,515 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:44,515 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:44,515 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:44,515 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:44,516 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:44,516 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:44,516 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:44,516 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:10:44,516 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:10:44,516 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:44,516 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:44,517 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:44,517 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:44,517 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:44,517 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:44,517 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:44,517 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:44,517 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:44,518 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:44,518 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:44,518 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:10:44,518 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:44,518 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:10:44,518 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:10:44,518 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_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/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 -> b82b83c8822b6b2a116053dbeb16df73052b93e3 [2018-10-27 05:10:44,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:44,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:44,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:44,561 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:44,562 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:44,562 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi005_tso.oepc_false-unreach-call.i [2018-10-27 05:10:44,603 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/data/b7979b59e/1faa874645fe47cfa0a7b577eb00a04a/FLAG4906b2111 [2018-10-27 05:10:45,076 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:45,077 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/sv-benchmarks/c/pthread-wmm/rfi005_tso.oepc_false-unreach-call.i [2018-10-27 05:10:45,093 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/data/b7979b59e/1faa874645fe47cfa0a7b577eb00a04a/FLAG4906b2111 [2018-10-27 05:10:45,109 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/bin-2019/utaipan/data/b7979b59e/1faa874645fe47cfa0a7b577eb00a04a [2018-10-27 05:10:45,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:45,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:45,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:45,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:45,119 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:45,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:45" (1/1) ... [2018-10-27 05:10:45,122 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 05:10:45, skipping insertion in model container [2018-10-27 05:10:45,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:45" (1/1) ... [2018-10-27 05:10:45,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:45,188 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:45,497 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:45,505 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:45,604 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:45,673 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:45,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:45 WrapperNode [2018-10-27 05:10:45,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:45,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:45,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:45,675 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:45,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:45" (1/1) ... [2018-10-27 05:10:45,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:45" (1/1) ... [2018-10-27 05:10:45,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:45,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:45,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:45,762 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:45,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:45" (1/1) ... [2018-10-27 05:10:45,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:45" (1/1) ... [2018-10-27 05:10:45,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:45" (1/1) ... [2018-10-27 05:10:45,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:45" (1/1) ... [2018-10-27 05:10:45,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:45" (1/1) ... [2018-10-27 05:10:45,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:45" (1/1) ... [2018-10-27 05:10:45,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:45" (1/1) ... [2018-10-27 05:10:45,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:45,888 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:45,888 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:45,889 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:45,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c9cea61-d3dc-4cf6-bfe2-00dee7fd9b52/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 05:10:45,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:45,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:45,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:45,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:45,944 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:45,944 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:45,944 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:45,944 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:45,944 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:45,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:45,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:45,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:45,950 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 05:10:47,714 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:47,756 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:47,756 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:47,759 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:47,759 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:47,761 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:47,762 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:47,763 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:47,766 INFO L168 Benchmark]: Toolchain (without parser) took 2654.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 946.5 MB in the beginning and 1.0 GB in the end (delta: -95.7 MB). Peak memory consumption was 53.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:47,767 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:47,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 560.71 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 903.6 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:47,768 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.26 ms. Allocated memory is still 1.0 GB. Free memory is still 903.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:47,768 INFO L168 Benchmark]: Boogie Preprocessor took 125.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 903.6 MB in the beginning and 1.1 GB in the end (delta: -231.4 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:47,771 INFO L168 Benchmark]: RCFGBuilder took 1876.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.8 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:47,774 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 560.71 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 903.6 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.26 ms. Allocated memory is still 1.0 GB. Free memory is still 903.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 125.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 903.6 MB in the beginning and 1.1 GB in the end (delta: -231.4 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1876.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.8 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...