./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi002_power.opt_true-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_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi002_power.opt_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/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 95aa2864c7326a1cf041dc4d324e0d34bf274ca5 ........................................................................................................................................................................................................ 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_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi002_power.opt_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/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 95aa2864c7326a1cf041dc4d324e0d34bf274ca5 .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:49:45,601 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:49:45,602 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:49:45,610 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:49:45,610 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:49:45,611 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:49:45,612 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:49:45,613 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:49:45,614 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:49:45,615 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:49:45,615 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:49:45,615 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:49:45,616 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:49:45,617 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:49:45,617 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:49:45,617 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:49:45,618 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:49:45,619 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:49:45,620 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:49:45,621 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:49:45,621 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:49:45,622 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:49:45,623 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:49:45,623 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:49:45,623 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:49:45,624 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:49:45,625 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:49:45,625 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:49:45,625 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:49:45,626 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:49:45,626 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:49:45,627 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:49:45,627 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:49:45,627 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:49:45,628 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:49:45,628 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:49:45,628 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 09:49:45,636 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:49:45,636 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:49:45,637 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:49:45,637 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:49:45,637 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:49:45,637 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:49:45,637 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 09:49:45,637 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:49:45,637 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 09:49:45,637 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 09:49:45,638 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:49:45,638 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:49:45,638 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:49:45,638 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:49:45,639 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:49:45,639 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:49:45,639 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:49:45,639 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:49:45,639 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:49:45,639 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:49:45,639 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:49:45,639 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:49:45,640 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:49:45,640 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:49:45,640 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:49:45,640 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:49:45,640 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:49:45,640 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:49:45,640 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:49:45,641 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:49:45,641 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 09:49:45,641 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:49:45,641 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:49:45,641 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 09:49:45,641 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_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/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 -> 95aa2864c7326a1cf041dc4d324e0d34bf274ca5 [2018-11-10 09:49:45,666 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:49:45,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:49:45,678 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:49:45,679 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:49:45,679 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:49:45,680 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi002_power.opt_true-unreach-call.i [2018-11-10 09:49:45,724 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/data/0f4b536f9/8a0707ca7e7d452087a7f07409f5ee2f/FLAGc91d50ac7 [2018-11-10 09:49:46,170 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:49:46,171 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/sv-benchmarks/c/pthread-wmm/rfi002_power.opt_true-unreach-call.i [2018-11-10 09:49:46,182 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/data/0f4b536f9/8a0707ca7e7d452087a7f07409f5ee2f/FLAGc91d50ac7 [2018-11-10 09:49:46,190 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/data/0f4b536f9/8a0707ca7e7d452087a7f07409f5ee2f [2018-11-10 09:49:46,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:49:46,193 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:49:46,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:49:46,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:49:46,196 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:49:46,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:49:46" (1/1) ... [2018-11-10 09:49:46,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb1b920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:46, skipping insertion in model container [2018-11-10 09:49:46,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:49:46" (1/1) ... [2018-11-10 09:49:46,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:49:46,236 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:49:46,474 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:49:46,481 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:49:46,532 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:49:46,566 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:49:46,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:46 WrapperNode [2018-11-10 09:49:46,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:49:46,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:49:46,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:49:46,567 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:49:46,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:46" (1/1) ... [2018-11-10 09:49:46,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:46" (1/1) ... [2018-11-10 09:49:46,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:49:46,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:49:46,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:49:46,672 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:49:46,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:46" (1/1) ... [2018-11-10 09:49:46,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:46" (1/1) ... [2018-11-10 09:49:46,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:46" (1/1) ... [2018-11-10 09:49:46,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:46" (1/1) ... [2018-11-10 09:49:46,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:46" (1/1) ... [2018-11-10 09:49:46,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:46" (1/1) ... [2018-11-10 09:49:46,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:46" (1/1) ... [2018-11-10 09:49:46,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:49:46,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:49:46,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:49:46,705 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:49:46,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:49:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:49:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:49:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:49:46,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:49:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:49:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:49:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:49:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:49:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:49:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:49:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:49:46,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:49:46,762 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 09:49:47,566 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:49:47,602 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:49:47,602 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:49:47,606 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:49:47,606 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:49:47,607 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:49:47,608 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:49:47,609 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:49:47,611 INFO L168 Benchmark]: Toolchain (without parser) took 1418.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -69.7 MB). Peak memory consumption was 77.1 MB. Max. memory is 11.5 GB. [2018-11-10 09:49:47,612 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:49:47,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.69 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 913.6 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:49:47,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 913.6 MB in the beginning and 1.1 GB in the end (delta: -226.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:49:47,614 INFO L168 Benchmark]: Boogie Preprocessor took 32.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. [2018-11-10 09:49:47,614 INFO L168 Benchmark]: RCFGBuilder took 905.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.9 MB). Peak memory consumption was 109.9 MB. Max. memory is 11.5 GB. [2018-11-10 09:49:47,617 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 373.69 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 913.6 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 104.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 913.6 MB in the beginning and 1.1 GB in the end (delta: -226.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.32 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: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 905.69 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: 109.9 MB). Peak memory consumption was 109.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:49:48,996 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:49:48,998 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:49:49,006 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:49:49,007 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:49:49,007 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:49:49,008 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:49:49,010 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:49:49,011 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:49:49,011 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:49:49,012 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:49:49,012 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:49:49,013 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:49:49,014 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:49:49,015 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:49:49,016 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:49:49,016 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:49:49,017 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:49:49,019 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:49:49,020 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:49:49,021 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:49:49,022 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:49:49,023 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:49:49,023 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:49:49,023 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:49:49,025 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:49:49,025 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:49:49,026 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:49:49,026 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:49:49,027 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:49:49,027 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:49:49,028 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:49:49,028 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:49:49,029 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:49:49,029 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:49:49,030 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:49:49,030 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 09:49:49,040 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:49:49,040 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:49:49,041 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:49:49,041 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:49:49,041 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:49:49,041 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:49:49,041 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:49:49,042 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:49:49,042 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:49:49,042 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:49:49,042 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:49:49,042 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:49:49,043 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:49:49,043 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:49:49,043 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:49:49,044 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 09:49:49,044 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 09:49:49,044 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:49:49,044 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:49:49,044 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:49:49,044 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:49:49,044 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:49:49,045 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:49:49,045 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:49:49,045 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:49:49,045 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:49:49,045 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:49:49,045 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:49:49,045 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 09:49:49,045 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:49:49,046 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 09:49:49,046 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 09:49:49,046 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_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/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 -> 95aa2864c7326a1cf041dc4d324e0d34bf274ca5 [2018-11-10 09:49:49,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:49:49,087 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:49:49,089 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:49:49,091 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:49:49,091 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:49:49,091 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi002_power.opt_true-unreach-call.i [2018-11-10 09:49:49,136 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/data/90733b22f/bcc07888eb85478196fbf24dd9bdfaa1/FLAGe2ecc1378 [2018-11-10 09:49:49,498 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:49:49,499 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/sv-benchmarks/c/pthread-wmm/rfi002_power.opt_true-unreach-call.i [2018-11-10 09:49:49,508 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/data/90733b22f/bcc07888eb85478196fbf24dd9bdfaa1/FLAGe2ecc1378 [2018-11-10 09:49:49,516 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/data/90733b22f/bcc07888eb85478196fbf24dd9bdfaa1 [2018-11-10 09:49:49,519 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:49:49,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:49:49,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:49:49,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:49:49,523 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:49:49,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:49:49" (1/1) ... [2018-11-10 09:49:49,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:49, skipping insertion in model container [2018-11-10 09:49:49,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:49:49" (1/1) ... [2018-11-10 09:49:49,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:49:49,570 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:49:49,831 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:49:49,837 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:49:49,891 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:49:49,947 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:49:49,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:49 WrapperNode [2018-11-10 09:49:49,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:49:49,948 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:49:49,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:49:49,948 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:49:49,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:49" (1/1) ... [2018-11-10 09:49:49,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:49" (1/1) ... [2018-11-10 09:49:50,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:49:50,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:49:50,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:49:50,034 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:49:50,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:49" (1/1) ... [2018-11-10 09:49:50,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:49" (1/1) ... [2018-11-10 09:49:50,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:49" (1/1) ... [2018-11-10 09:49:50,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:49" (1/1) ... [2018-11-10 09:49:50,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:49" (1/1) ... [2018-11-10 09:49:50,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:49" (1/1) ... [2018-11-10 09:49:50,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:49" (1/1) ... [2018-11-10 09:49:50,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:49:50,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:49:50,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:49:50,060 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:49:50,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:49:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0fd701ee-e7f3-4ff4-92a3-12987cf33dd1/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:49:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:49:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:49:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:49:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:49:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:49:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:49:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:49:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:49:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:49:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:49:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:49:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:49:50,096 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 09:49:50,875 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:49:50,912 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:49:50,912 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:49:50,915 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:49:50,915 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:49:50,916 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:49:50,916 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:49:50,917 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:49:50,920 INFO L168 Benchmark]: Toolchain (without parser) took 1400.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 943.8 MB in the beginning and 996.8 MB in the end (delta: -52.9 MB). Peak memory consumption was 72.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:49:50,921 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:49:50,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 426.85 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 900.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:49:50,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 900.9 MB in the beginning and 1.1 GB in the end (delta: -210.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:49:50,922 INFO L168 Benchmark]: Boogie Preprocessor took 25.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:49:50,923 INFO L168 Benchmark]: RCFGBuilder took 859.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.8 MB in the end (delta: 114.5 MB). Peak memory consumption was 114.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:49:50,925 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 426.85 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 900.9 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 85.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 900.9 MB in the beginning and 1.1 GB in the end (delta: -210.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 859.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.8 MB in the end (delta: 114.5 MB). Peak memory consumption was 114.5 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...