./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix015_power.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_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix015_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/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 308ef61f1a83a74a9cb4a9d03235985575ddf437 .................................................................................................................................................................................................................. 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_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix015_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/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 308ef61f1a83a74a9cb4a9d03235985575ddf437 ................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:31,625 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:31,627 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:31,637 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:31,638 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:31,642 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:31,643 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:31,645 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:31,647 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:31,648 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:31,649 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:31,649 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:31,650 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:31,651 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:31,652 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:31,653 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:31,658 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:31,660 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:31,663 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:31,664 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:31,666 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:31,667 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:31,681 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:31,682 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:31,682 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:31,683 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:31,684 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:31,685 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:31,685 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:31,686 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:31,687 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:31,687 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:31,688 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:31,688 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:31,689 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:31,695 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:31,695 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:31,715 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:31,716 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:31,717 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:31,717 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:31,717 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:31,718 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:31,718 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:31,718 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:31,718 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:31,718 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:31,719 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:31,719 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:31,719 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:31,720 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:31,720 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:31,720 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:31,720 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:31,720 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:31,720 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:31,721 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:31,721 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:31,721 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:31,723 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:31,723 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:31,724 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:31,724 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:31,724 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:31,724 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:31,724 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:31,725 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:31,725 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:31,725 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:31,725 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:31,725 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:31,725 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_790ab820-a656-402a-80c0-f9afde9c0bc8/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 -> 308ef61f1a83a74a9cb4a9d03235985575ddf437 [2018-10-27 05:11:31,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:31,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:31,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:31,773 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:31,777 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:31,778 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix015_power.opt_false-unreach-call.i [2018-10-27 05:11:31,850 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/data/87fd4498d/c670182b989c43cebcb97e8afd61ab21/FLAG30712c59e [2018-10-27 05:11:32,315 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:32,316 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/sv-benchmarks/c/pthread-wmm/mix015_power.opt_false-unreach-call.i [2018-10-27 05:11:32,331 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/data/87fd4498d/c670182b989c43cebcb97e8afd61ab21/FLAG30712c59e [2018-10-27 05:11:32,345 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/data/87fd4498d/c670182b989c43cebcb97e8afd61ab21 [2018-10-27 05:11:32,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:32,350 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:32,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:32,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:32,356 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:32,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608de32d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32, skipping insertion in model container [2018-10-27 05:11:32,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:32,419 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:32,821 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:32,827 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:32,953 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:33,017 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:33,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33 WrapperNode [2018-10-27 05:11:33,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:33,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:33,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:33,019 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:33,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:33,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:33,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:33,169 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:33,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... [2018-10-27 05:11:33,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:33,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:33,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:33,211 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:33,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:33,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:33,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:33,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:33,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:33,301 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:33,301 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:33,301 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:33,302 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:33,305 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:33,305 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:33,306 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:33,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:33,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:33,308 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:35,094 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:35,150 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,150 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,151 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,151 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,152 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,153 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,156 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,157 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,159 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,159 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:35,160 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:35,166 INFO L168 Benchmark]: Toolchain (without parser) took 2816.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 955.3 MB in the beginning and 1.1 GB in the end (delta: -108.5 MB). Peak memory consumption was 50.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,167 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:35,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.61 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 920.4 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,168 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 920.4 MB in the beginning and 1.2 GB in the end (delta: -232.4 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,169 INFO L168 Benchmark]: Boogie Preprocessor took 42.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,170 INFO L168 Benchmark]: RCFGBuilder took 1953.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 86.3 MB). Peak memory consumption was 86.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:35,181 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 666.61 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 920.4 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 149.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 920.4 MB in the beginning and 1.2 GB in the end (delta: -232.4 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1953.63 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: 86.3 MB). Peak memory consumption was 86.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:37,463 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:37,464 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:37,475 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:37,476 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:37,477 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:37,478 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:37,480 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:37,482 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:37,483 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:37,484 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:37,484 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:37,485 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:37,486 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:37,488 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:37,489 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:37,490 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:37,493 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:37,495 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:37,497 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:37,499 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:37,500 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:37,503 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:37,503 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:37,503 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:37,504 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:37,506 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:37,507 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:37,508 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:37,509 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:37,509 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:37,510 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:37,511 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:37,511 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:37,512 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:37,513 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:37,514 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:37,538 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:37,541 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:37,542 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:37,542 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:37,542 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:37,542 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:37,543 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:37,543 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:37,543 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:37,544 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:37,544 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:37,544 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:37,544 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:37,544 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:37,545 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:37,545 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:37,545 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:37,548 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:37,548 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:37,549 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:37,549 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:37,549 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:37,549 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:37,549 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:37,549 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:37,550 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:37,550 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:37,550 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:37,550 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:37,550 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:37,550 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:37,550 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:37,551 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_790ab820-a656-402a-80c0-f9afde9c0bc8/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 -> 308ef61f1a83a74a9cb4a9d03235985575ddf437 [2018-10-27 05:11:37,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:37,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:37,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:37,618 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:37,619 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:37,620 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix015_power.opt_false-unreach-call.i [2018-10-27 05:11:37,678 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/data/334308563/1d32e3713f124a84b00527088050bdd1/FLAGd2395ac17 [2018-10-27 05:11:38,147 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:38,148 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/sv-benchmarks/c/pthread-wmm/mix015_power.opt_false-unreach-call.i [2018-10-27 05:11:38,178 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/data/334308563/1d32e3713f124a84b00527088050bdd1/FLAGd2395ac17 [2018-10-27 05:11:38,192 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/data/334308563/1d32e3713f124a84b00527088050bdd1 [2018-10-27 05:11:38,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:38,197 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:38,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:38,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:38,203 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:38,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:38" (1/1) ... [2018-10-27 05:11:38,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27618903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:38, skipping insertion in model container [2018-10-27 05:11:38,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:38" (1/1) ... [2018-10-27 05:11:38,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:38,270 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:38,708 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:38,716 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:38,793 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:38,892 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:38,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:38 WrapperNode [2018-10-27 05:11:38,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:38,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:38,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:38,895 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:38,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:38" (1/1) ... [2018-10-27 05:11:38,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:38" (1/1) ... [2018-10-27 05:11:38,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:38,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:38,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:38,995 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:39,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:38" (1/1) ... [2018-10-27 05:11:39,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:38" (1/1) ... [2018-10-27 05:11:39,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:38" (1/1) ... [2018-10-27 05:11:39,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:38" (1/1) ... [2018-10-27 05:11:39,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:38" (1/1) ... [2018-10-27 05:11:39,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:38" (1/1) ... [2018-10-27 05:11:39,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:38" (1/1) ... [2018-10-27 05:11:39,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:39,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:39,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:39,141 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:39,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_790ab820-a656-402a-80c0-f9afde9c0bc8/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:39,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:39,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:39,208 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:39,208 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:39,208 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:39,209 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:39,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:39,211 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:41,294 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:41,339 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:41,339 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:41,340 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:41,340 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:41,342 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:41,342 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:41,345 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:41,346 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:41,347 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:41,347 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:41,348 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:41,352 INFO L168 Benchmark]: Toolchain (without parser) took 3155.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -102.5 MB). Peak memory consumption was 48.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:41,356 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:41,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.55 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:41,358 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.08 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:41,358 INFO L168 Benchmark]: Boogie Preprocessor took 145.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -230.1 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:41,359 INFO L168 Benchmark]: RCFGBuilder took 2211.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 84.7 MB). Peak memory consumption was 84.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:41,364 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 695.55 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 100.08 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 145.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -230.1 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2211.37 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: 84.7 MB). Peak memory consumption was 84.7 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...