./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix056_rmo.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix056_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/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 4cf32da18d66f68ed7bc089ceb666dd9b7b22154 ................................................................................................................................................................................................................... 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_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix056_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/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 4cf32da18d66f68ed7bc089ceb666dd9b7b22154 ................................................................................................................................................................................................................. 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 05:13:14,191 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:14,193 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:14,204 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:14,205 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:14,205 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:14,207 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:14,209 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:14,210 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:14,212 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:14,213 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:14,213 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:14,214 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:14,216 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:14,217 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:14,218 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:14,219 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:14,221 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:14,223 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:14,225 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:14,226 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:14,228 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:14,230 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:14,230 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:14,231 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:14,232 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:14,233 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:14,234 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:14,235 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:14,237 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:14,237 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:14,238 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:14,238 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:14,238 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:14,240 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:14,241 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:14,241 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:14,256 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:14,257 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:14,258 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:14,258 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:14,258 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:14,259 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:14,259 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:14,259 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:14,259 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:14,259 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:14,259 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:14,260 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:14,260 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:14,261 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:14,261 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:14,261 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:14,261 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:14,261 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:14,261 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:14,262 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:14,262 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:14,262 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:14,262 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:14,262 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:14,265 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:14,265 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:14,265 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:14,266 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:14,266 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:14,266 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:14,266 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:14,266 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:14,267 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:14,267 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:14,267 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_1d16f83a-65e5-4b76-b1fb-773719403310/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 -> 4cf32da18d66f68ed7bc089ceb666dd9b7b22154 [2018-10-27 05:13:14,300 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:14,313 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:14,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:14,318 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:14,318 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:14,319 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix056_rmo.opt_false-unreach-call.i [2018-10-27 05:13:14,376 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/data/1f9fa46a8/e1cb0a2dd2e540dfba9370755927bb95/FLAG6e15d6549 [2018-10-27 05:13:14,909 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:14,914 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/sv-benchmarks/c/pthread-wmm/mix056_rmo.opt_false-unreach-call.i [2018-10-27 05:13:14,930 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/data/1f9fa46a8/e1cb0a2dd2e540dfba9370755927bb95/FLAG6e15d6549 [2018-10-27 05:13:14,946 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/data/1f9fa46a8/e1cb0a2dd2e540dfba9370755927bb95 [2018-10-27 05:13:14,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:14,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:14,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:14,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:14,958 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:14,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:14" (1/1) ... [2018-10-27 05:13:14,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f154d67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:14, skipping insertion in model container [2018-10-27 05:13:14,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:14" (1/1) ... [2018-10-27 05:13:14,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:15,027 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:15,491 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:15,497 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:15,572 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:15,637 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:15,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15 WrapperNode [2018-10-27 05:13:15,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:15,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:15,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:15,638 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:15,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:15,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:15,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:15,778 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:15,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:15,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:15,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:15,817 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:15,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/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 05:13:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:15,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:15,927 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:15,927 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:15,928 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:15,928 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:15,930 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:15,931 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:15,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:15,932 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 05:13:17,546 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:17,584 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:17,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:17,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:17,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:17,586 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:17,587 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:17,588 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:17,588 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:17,592 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:17,593 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:17,594 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:17,604 INFO L168 Benchmark]: Toolchain (without parser) took 2653.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -135.5 MB). Peak memory consumption was 39.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:17,607 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:17,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.61 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 922.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:17,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 922.2 MB in the beginning and 1.2 GB in the end (delta: -250.0 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:17,611 INFO L168 Benchmark]: Boogie Preprocessor took 38.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:17,612 INFO L168 Benchmark]: RCFGBuilder took 1786.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:17,615 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 684.61 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 922.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 139.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 922.2 MB in the beginning and 1.2 GB in the end (delta: -250.0 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1786.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:19,798 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:19,800 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:19,811 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:19,812 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:19,813 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:19,814 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:19,816 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:19,818 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:19,818 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:19,820 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:19,820 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:19,821 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:19,822 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:19,823 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:19,824 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:19,825 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:19,826 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:19,829 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:19,830 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:19,832 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:19,833 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:19,835 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:19,835 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:19,835 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:19,836 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:19,837 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:19,838 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:19,840 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:19,841 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:19,841 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:19,842 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:19,842 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:19,842 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:19,844 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:19,845 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:19,845 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:19,859 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:19,859 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:19,860 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:19,860 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:19,860 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:19,860 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:19,860 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:19,861 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:19,861 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:19,861 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:19,862 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:19,862 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:19,862 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:19,862 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:19,862 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:19,862 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:19,864 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:19,865 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:19,865 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:19,865 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:19,865 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:19,865 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:19,865 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:19,866 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:19,866 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:19,866 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:19,866 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:19,866 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:19,866 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:19,867 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:19,867 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:19,867 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:19,867 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_1d16f83a-65e5-4b76-b1fb-773719403310/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 -> 4cf32da18d66f68ed7bc089ceb666dd9b7b22154 [2018-10-27 05:13:19,907 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:19,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:19,922 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:19,924 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:19,924 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:19,925 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix056_rmo.opt_false-unreach-call.i [2018-10-27 05:13:19,984 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/data/fa9990c7e/3586d784b2f843deae12b564a7278cde/FLAGb18c2e413 [2018-10-27 05:13:20,467 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:20,467 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/sv-benchmarks/c/pthread-wmm/mix056_rmo.opt_false-unreach-call.i [2018-10-27 05:13:20,484 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/data/fa9990c7e/3586d784b2f843deae12b564a7278cde/FLAGb18c2e413 [2018-10-27 05:13:20,501 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/bin-2019/utaipan/data/fa9990c7e/3586d784b2f843deae12b564a7278cde [2018-10-27 05:13:20,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:20,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:20,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:20,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:20,512 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:20,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:20" (1/1) ... [2018-10-27 05:13:20,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f20ff87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:20, skipping insertion in model container [2018-10-27 05:13:20,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:20" (1/1) ... [2018-10-27 05:13:20,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:20,604 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:21,118 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:21,133 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:21,249 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:21,333 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:21,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:21 WrapperNode [2018-10-27 05:13:21,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:21,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:21,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:21,336 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:21,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:21" (1/1) ... [2018-10-27 05:13:21,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:21" (1/1) ... [2018-10-27 05:13:21,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:21,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:21,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:21,403 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:21,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:21" (1/1) ... [2018-10-27 05:13:21,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:21" (1/1) ... [2018-10-27 05:13:21,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:21" (1/1) ... [2018-10-27 05:13:21,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:21" (1/1) ... [2018-10-27 05:13:21,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:21" (1/1) ... [2018-10-27 05:13:21,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:21" (1/1) ... [2018-10-27 05:13:21,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:21" (1/1) ... [2018-10-27 05:13:21,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:21,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:21,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:21,558 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:21,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d16f83a-65e5-4b76-b1fb-773719403310/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 05:13:21,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:21,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:21,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:21,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:21,618 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:21,618 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:21,619 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:21,619 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:21,619 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:21,620 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:21,620 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:21,620 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:21,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:21,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:21,623 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 05:13:23,240 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:23,286 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,288 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,289 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,289 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,291 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,292 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,293 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,295 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,296 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,300 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,301 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:23,309 INFO L168 Benchmark]: Toolchain (without parser) took 2804.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 947.9 MB in the beginning and 1.0 GB in the end (delta: -85.0 MB). Peak memory consumption was 34.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:23,312 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:23,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 827.11 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:23,314 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.15 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 903.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:23,315 INFO L168 Benchmark]: Boogie Preprocessor took 154.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 903.6 MB in the beginning and 1.1 GB in the end (delta: -201.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:23,317 INFO L168 Benchmark]: RCFGBuilder took 1751.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:23,322 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 827.11 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.15 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 903.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 154.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 903.6 MB in the beginning and 1.1 GB in the end (delta: -201.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1751.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...