./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/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 056e62b4f4e8404712c821575b3e2de7f38fb77b ............................................................................................................................................................................................................. 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_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/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 056e62b4f4e8404712c821575b3e2de7f38fb77b .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:35:23,904 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:35:23,906 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:35:23,912 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:35:23,912 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:35:23,913 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:35:23,914 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:35:23,915 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:35:23,916 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:35:23,916 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:35:23,917 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:35:23,917 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:35:23,918 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:35:23,919 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:35:23,919 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:35:23,919 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:35:23,920 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:35:23,921 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:35:23,922 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:35:23,923 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:35:23,924 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:35:23,925 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:35:23,926 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:35:23,926 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:35:23,927 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:35:23,927 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:35:23,928 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:35:23,929 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:35:23,929 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:35:23,930 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:35:23,930 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:35:23,930 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:35:23,931 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:35:23,931 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:35:23,931 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:35:23,932 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:35:23,932 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 13:35:23,942 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:35:23,942 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:35:23,943 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:35:23,943 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:35:23,943 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:35:23,943 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:35:23,943 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 13:35:23,944 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:35:23,944 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 13:35:23,944 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 13:35:23,944 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:35:23,944 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:35:23,945 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:35:23,945 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:35:23,945 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:35:23,945 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:35:23,945 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:35:23,945 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:35:23,945 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:35:23,945 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:35:23,946 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:35:23,946 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:35:23,946 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:35:23,946 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:35:23,946 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:35:23,946 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:35:23,946 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:35:23,946 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:35:23,947 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:35:23,947 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:35:23,947 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 13:35:23,947 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:35:23,947 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:35:23,947 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 13:35:23,947 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_b78314f5-27b0-44f5-8db1-43736ceadd54/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 -> 056e62b4f4e8404712c821575b3e2de7f38fb77b [2018-11-10 13:35:23,971 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:35:23,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:35:23,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:35:23,984 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:35:23,984 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:35:23,985 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i [2018-11-10 13:35:24,030 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/data/715a18820/e17242fba522465ca2fd37658dd3fb08/FLAGfeaff28d9 [2018-11-10 13:35:24,417 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:35:24,418 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i [2018-11-10 13:35:24,427 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/data/715a18820/e17242fba522465ca2fd37658dd3fb08/FLAGfeaff28d9 [2018-11-10 13:35:24,439 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/data/715a18820/e17242fba522465ca2fd37658dd3fb08 [2018-11-10 13:35:24,441 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:35:24,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:35:24,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:24,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:35:24,446 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:35:24,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:24" (1/1) ... [2018-11-10 13:35:24,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c01ba6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:24, skipping insertion in model container [2018-11-10 13:35:24,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:24" (1/1) ... [2018-11-10 13:35:24,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:35:24,494 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:35:24,715 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:24,720 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:35:24,763 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:24,800 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:35:24,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:24 WrapperNode [2018-11-10 13:35:24,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:24,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:24,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:35:24,801 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:35:24,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:24" (1/1) ... [2018-11-10 13:35:24,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:24" (1/1) ... [2018-11-10 13:35:24,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:24,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:35:24,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:35:24,878 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:35:24,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:24" (1/1) ... [2018-11-10 13:35:24,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:24" (1/1) ... [2018-11-10 13:35:24,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:24" (1/1) ... [2018-11-10 13:35:24,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:24" (1/1) ... [2018-11-10 13:35:24,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:24" (1/1) ... [2018-11-10 13:35:24,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:24" (1/1) ... [2018-11-10 13:35:24,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:24" (1/1) ... [2018-11-10 13:35:24,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:35:24,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:35:24,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:35:24,907 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:35:24,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:35:24,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 13:35:24,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 13:35:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:35:24,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:35:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:35:24,953 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:35:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 13:35:24,953 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 13:35:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 13:35:24,954 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 13:35:24,954 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 13:35:24,954 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 13:35:24,954 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 13:35:24,954 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 13:35:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:35:24,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:35:24,956 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 13:35:25,596 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:35:25,631 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:25,631 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:25,632 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:35:25,635 INFO L168 Benchmark]: Toolchain (without parser) took 1193.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.0 MB). Free memory was 958.5 MB in the beginning and 1.1 GB in the end (delta: -135.0 MB). Peak memory consumption was 58.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:25,636 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:35:25,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.26 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 918.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:25,639 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.0 MB). Free memory was 918.2 MB in the beginning and 1.2 GB in the end (delta: -267.0 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:25,639 INFO L168 Benchmark]: Boogie Preprocessor took 28.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:35:25,640 INFO L168 Benchmark]: RCFGBuilder took 728.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 91.7 MB). Peak memory consumption was 91.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:25,642 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.26 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 918.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.0 MB). Free memory was 918.2 MB in the beginning and 1.2 GB in the end (delta: -267.0 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 728.19 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: 91.7 MB). Peak memory consumption was 91.7 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:35:27,059 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:35:27,060 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:35:27,068 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:35:27,069 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:35:27,069 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:35:27,070 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:35:27,071 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:35:27,072 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:35:27,073 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:35:27,073 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:35:27,074 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:35:27,074 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:35:27,075 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:35:27,075 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:35:27,076 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:35:27,076 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:35:27,078 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:35:27,079 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:35:27,080 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:35:27,081 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:35:27,081 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:35:27,083 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:35:27,083 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:35:27,083 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:35:27,084 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:35:27,085 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:35:27,085 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:35:27,086 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:35:27,086 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:35:27,087 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:35:27,087 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:35:27,087 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:35:27,087 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:35:27,088 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:35:27,088 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:35:27,089 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 13:35:27,098 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:35:27,099 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:35:27,099 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:35:27,099 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:35:27,100 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:35:27,100 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:35:27,100 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:35:27,100 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:35:27,100 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:35:27,101 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:35:27,101 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:35:27,101 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:35:27,101 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:35:27,101 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:35:27,101 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:35:27,101 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 13:35:27,102 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 13:35:27,102 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:35:27,102 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:35:27,102 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:35:27,102 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:35:27,102 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:35:27,102 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:35:27,102 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:35:27,103 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:35:27,103 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:35:27,103 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:35:27,103 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:35:27,103 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 13:35:27,103 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:35:27,103 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 13:35:27,103 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 13:35:27,104 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_b78314f5-27b0-44f5-8db1-43736ceadd54/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 -> 056e62b4f4e8404712c821575b3e2de7f38fb77b [2018-11-10 13:35:27,133 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:35:27,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:35:27,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:35:27,145 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:35:27,146 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:35:27,146 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i [2018-11-10 13:35:27,189 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/data/4cc8140c1/eac0030e8da34448a8ee87d1bd6f2b3c/FLAG829352cb6 [2018-11-10 13:35:27,630 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:35:27,631 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i [2018-11-10 13:35:27,640 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/data/4cc8140c1/eac0030e8da34448a8ee87d1bd6f2b3c/FLAG829352cb6 [2018-11-10 13:35:27,649 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/data/4cc8140c1/eac0030e8da34448a8ee87d1bd6f2b3c [2018-11-10 13:35:27,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:35:27,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:35:27,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:27,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:35:27,655 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:35:27,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:27" (1/1) ... [2018-11-10 13:35:27,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:27, skipping insertion in model container [2018-11-10 13:35:27,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:27" (1/1) ... [2018-11-10 13:35:27,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:35:27,694 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:35:27,948 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:27,954 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:35:28,003 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:28,047 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:35:28,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:28 WrapperNode [2018-11-10 13:35:28,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:28,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:28,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:35:28,049 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:35:28,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:28" (1/1) ... [2018-11-10 13:35:28,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:28" (1/1) ... [2018-11-10 13:35:28,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:28,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:35:28,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:35:28,132 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:35:28,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:28" (1/1) ... [2018-11-10 13:35:28,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:28" (1/1) ... [2018-11-10 13:35:28,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:28" (1/1) ... [2018-11-10 13:35:28,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:28" (1/1) ... [2018-11-10 13:35:28,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:28" (1/1) ... [2018-11-10 13:35:28,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:28" (1/1) ... [2018-11-10 13:35:28,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:28" (1/1) ... [2018-11-10 13:35:28,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:35:28,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:35:28,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:35:28,162 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:35:28,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b78314f5-27b0-44f5-8db1-43736ceadd54/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:35:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 13:35:28,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 13:35:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:35:28,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:35:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:35:28,198 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:35:28,198 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 13:35:28,198 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 13:35:28,198 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 13:35:28,198 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 13:35:28,198 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 13:35:28,198 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 13:35:28,198 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 13:35:28,199 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 13:35:28,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:35:28,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:35:28,200 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 13:35:28,813 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:35:28,846 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:28,846 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:28,847 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:35:28,850 INFO L168 Benchmark]: Toolchain (without parser) took 1197.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 943.8 MB in the beginning and 1.1 GB in the end (delta: -127.6 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:28,851 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:35:28,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.36 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 906.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:28,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 906.3 MB in the beginning and 1.2 GB in the end (delta: -255.7 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:28,852 INFO L168 Benchmark]: Boogie Preprocessor took 29.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:35:28,852 INFO L168 Benchmark]: RCFGBuilder took 687.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 90.5 MB). Peak memory consumption was 90.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:28,854 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 394.36 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 906.3 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 82.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 906.3 MB in the beginning and 1.2 GB in the end (delta: -255.7 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 687.91 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: 90.5 MB). Peak memory consumption was 90.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...