./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe005_pso.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_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe005_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/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 1c2c04050d5156fdafc564703be7685df67cf00b .................................................................................................................................................................................................. 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_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe005_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/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 1c2c04050d5156fdafc564703be7685df67cf00b ................................................................................................................................................................................................. 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 05:11:25,742 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:25,743 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:25,752 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:25,752 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:25,753 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:25,754 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:25,755 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:25,757 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:25,758 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:25,758 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:25,758 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:25,759 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:25,760 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:25,761 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:25,762 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:25,762 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:25,764 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:25,765 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:25,767 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:25,767 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:25,769 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:25,770 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:25,770 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:25,771 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:25,772 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:25,772 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:25,773 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:25,774 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:25,774 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:25,775 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:25,775 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:25,775 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:25,775 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:25,777 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:25,778 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:25,778 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:25,792 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:25,793 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:25,794 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:25,794 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:25,794 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:25,794 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:25,794 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:25,794 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:25,795 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:25,795 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:25,795 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:25,795 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:25,795 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:25,796 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:25,796 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:25,796 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:25,796 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:25,796 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:25,796 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:25,796 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:25,796 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:25,797 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:25,797 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:25,797 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:25,797 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:25,797 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:25,797 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:25,797 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:25,798 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:25,798 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:25,798 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:25,798 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:25,798 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:25,798 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:25,798 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_d92f1e79-51fd-40a1-9311-026a01112d38/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 -> 1c2c04050d5156fdafc564703be7685df67cf00b [2018-10-27 05:11:25,831 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:25,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:25,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:25,853 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:25,854 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:25,854 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe005_pso.opt_false-unreach-call.i [2018-10-27 05:11:25,905 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/data/aa64227f6/b60b7111f832485bb28beee0e11b3410/FLAGa48f3bba6 [2018-10-27 05:11:26,414 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:26,418 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/sv-benchmarks/c/pthread-wmm/safe005_pso.opt_false-unreach-call.i [2018-10-27 05:11:26,430 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/data/aa64227f6/b60b7111f832485bb28beee0e11b3410/FLAGa48f3bba6 [2018-10-27 05:11:26,444 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/data/aa64227f6/b60b7111f832485bb28beee0e11b3410 [2018-10-27 05:11:26,447 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:26,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:26,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:26,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:26,453 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:26,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:26,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@299a707d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26, skipping insertion in model container [2018-10-27 05:11:26,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:26,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:26,516 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:26,856 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:26,861 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:26,946 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:26,998 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:26,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26 WrapperNode [2018-10-27 05:11:26,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:27,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:27,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:27,000 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:27,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:27,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:27,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:27,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:27,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:27,133 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:27,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:27,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:27,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:27,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:27,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:27,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:27,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:27,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:27,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:27,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:27,186 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:27,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/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 05:11:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:27,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:27,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:27,252 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:27,252 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:27,253 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:27,253 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:27,253 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:27,253 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:27,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:27,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:27,254 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 05:11:28,883 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:28,918 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:28,919 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:28,922 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:28,922 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:28,923 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:28,923 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:28,924 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:28,927 INFO L168 Benchmark]: Toolchain (without parser) took 2480.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -97.9 MB). Peak memory consumption was 44.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:28,929 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:28,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.06 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 918.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:28,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 918.3 MB in the beginning and 1.1 GB in the end (delta: -221.1 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:28,930 INFO L168 Benchmark]: Boogie Preprocessor took 52.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:28,931 INFO L168 Benchmark]: RCFGBuilder took 1740.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 78.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:28,937 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 550.06 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 918.3 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 133.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 918.3 MB in the beginning and 1.1 GB in the end (delta: -221.1 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.98 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1740.59 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: 78.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:30,879 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:30,880 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:30,889 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:30,889 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:30,890 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:30,891 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:30,892 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:30,893 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:30,894 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:30,895 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:30,895 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:30,896 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:30,899 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:30,899 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:30,900 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:30,901 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:30,902 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:30,903 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:30,914 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:30,915 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:30,916 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:30,917 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:30,917 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:30,917 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:30,918 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:30,919 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:30,919 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:30,923 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:30,924 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:30,924 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:30,924 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:30,925 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:30,925 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:30,925 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:30,926 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:30,926 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:30,946 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:30,947 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:30,947 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:30,947 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:30,948 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:30,948 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:30,948 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:30,948 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:30,949 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:30,949 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:30,949 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:30,949 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:30,949 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:30,949 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:30,949 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:30,950 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:30,950 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:30,950 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:30,950 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:30,950 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:30,950 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:30,950 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:30,951 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:30,951 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:30,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:30,951 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:30,951 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:30,951 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:30,951 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:30,951 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:30,952 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:30,952 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:30,955 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_d92f1e79-51fd-40a1-9311-026a01112d38/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 -> 1c2c04050d5156fdafc564703be7685df67cf00b [2018-10-27 05:11:30,999 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:31,010 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:31,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:31,018 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:31,018 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:31,019 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe005_pso.opt_false-unreach-call.i [2018-10-27 05:11:31,067 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/data/4664784c0/a80ec22de5e445c69556058465e6304c/FLAG08ca6aba8 [2018-10-27 05:11:31,496 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:31,497 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/sv-benchmarks/c/pthread-wmm/safe005_pso.opt_false-unreach-call.i [2018-10-27 05:11:31,521 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/data/4664784c0/a80ec22de5e445c69556058465e6304c/FLAG08ca6aba8 [2018-10-27 05:11:31,533 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/bin-2019/utaipan/data/4664784c0/a80ec22de5e445c69556058465e6304c [2018-10-27 05:11:31,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:31,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:31,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:31,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:31,542 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:31,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:31" (1/1) ... [2018-10-27 05:11:31,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d694fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:31, skipping insertion in model container [2018-10-27 05:11:31,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:31" (1/1) ... [2018-10-27 05:11:31,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:31,597 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:31,953 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:31,964 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:32,016 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:32,075 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:32,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32 WrapperNode [2018-10-27 05:11:32,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:32,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:32,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:32,076 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:32,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:32,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:32,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:32,127 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:32,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32" (1/1) ... [2018-10-27 05:11:32,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:32,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:32,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:32,225 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:32,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d92f1e79-51fd-40a1-9311-026a01112d38/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 05:11:32,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:32,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:32,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:32,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:32,281 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:32,281 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:32,281 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:32,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:32,281 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:32,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:32,281 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:32,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:32,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:32,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:32,283 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 05:11:34,030 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:34,069 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:34,070 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:34,071 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:34,072 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:34,073 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:34,078 INFO L168 Benchmark]: Toolchain (without parser) took 2540.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.7 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -158.5 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:34,079 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:34,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 537.46 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 908.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:34,080 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.44 ms. Allocated memory is still 1.0 GB. Free memory was 908.9 MB in the beginning and 903.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:34,081 INFO L168 Benchmark]: Boogie Preprocessor took 97.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.7 MB). Free memory was 903.6 MB in the beginning and 1.2 GB in the end (delta: -288.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:34,081 INFO L168 Benchmark]: RCFGBuilder took 1850.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 86.6 MB). Peak memory consumption was 86.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:34,085 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 537.46 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 908.9 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 50.44 ms. Allocated memory is still 1.0 GB. Free memory was 908.9 MB in the beginning and 903.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 97.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.7 MB). Free memory was 903.6 MB in the beginning and 1.2 GB in the end (delta: -288.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1850.33 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: 86.6 MB). Peak memory consumption was 86.6 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...