./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix017_pso.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_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix017_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/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 702df2e9a9f651758f82bfb7433b247fea72a27e .................................................................................................................................................................................................................. 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_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix017_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/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 702df2e9a9f651758f82bfb7433b247fea72a27e ........................................................................................................................................................................................................ 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 08:58:42,949 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:58:42,950 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:58:42,959 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:58:42,959 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:58:42,960 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:58:42,960 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:58:42,962 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:58:42,963 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:58:42,964 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:58:42,964 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:58:42,964 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:58:42,965 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:58:42,966 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:58:42,967 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:58:42,967 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:58:42,968 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:58:42,969 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:58:42,971 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:58:42,972 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:58:42,973 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:58:42,974 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:58:42,976 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:58:42,976 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:58:42,976 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:58:42,977 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:58:42,978 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:58:42,978 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:58:42,979 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:58:42,980 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:58:42,980 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:58:42,981 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:58:42,981 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:58:42,981 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:58:42,982 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:58:42,982 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:58:42,983 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:58:42,994 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:58:42,994 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:58:42,995 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:58:42,995 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:58:42,995 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:58:42,995 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:58:42,995 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:58:42,995 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:58:42,996 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:58:42,996 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:58:42,996 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:58:42,996 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:58:42,997 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:58:42,997 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:58:42,997 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:58:42,997 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:58:42,997 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:58:42,997 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:58:42,998 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:58:42,998 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:58:42,998 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:58:42,998 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:58:42,998 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:58:42,998 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:58:42,999 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:58:42,999 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:58:42,999 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:58:42,999 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:58:42,999 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:58:42,999 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:58:42,999 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:58:42,999 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:58:42,999 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:58:42,999 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:58:42,999 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_f1580a73-05e3-4cbe-adc1-5dfc9246344c/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 -> 702df2e9a9f651758f82bfb7433b247fea72a27e [2018-11-10 08:58:43,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:58:43,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:58:43,038 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:58:43,040 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:58:43,040 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:58:43,041 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix017_pso.oepc_false-unreach-call.i [2018-11-10 08:58:43,091 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/data/41bf99253/b2548730adba471086de8527a82b97c0/FLAGe26631373 [2018-11-10 08:58:43,487 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:58:43,487 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/sv-benchmarks/c/pthread-wmm/mix017_pso.oepc_false-unreach-call.i [2018-11-10 08:58:43,497 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/data/41bf99253/b2548730adba471086de8527a82b97c0/FLAGe26631373 [2018-11-10 08:58:43,507 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/data/41bf99253/b2548730adba471086de8527a82b97c0 [2018-11-10 08:58:43,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:58:43,510 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:58:43,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:58:43,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:58:43,515 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:58:43,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:58:43" (1/1) ... [2018-11-10 08:58:43,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b0f78a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:43, skipping insertion in model container [2018-11-10 08:58:43,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:58:43" (1/1) ... [2018-11-10 08:58:43,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:58:43,567 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:58:43,846 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:58:43,851 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:58:43,908 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:58:43,965 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:58:43,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:43 WrapperNode [2018-11-10 08:58:43,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:58:43,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:58:43,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:58:43,966 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:58:44,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:43" (1/1) ... [2018-11-10 08:58:44,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:43" (1/1) ... [2018-11-10 08:58:44,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:58:44,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:58:44,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:58:44,078 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:58:44,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:43" (1/1) ... [2018-11-10 08:58:44,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:43" (1/1) ... [2018-11-10 08:58:44,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:43" (1/1) ... [2018-11-10 08:58:44,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:43" (1/1) ... [2018-11-10 08:58:44,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:43" (1/1) ... [2018-11-10 08:58:44,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:43" (1/1) ... [2018-11-10 08:58:44,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:43" (1/1) ... [2018-11-10 08:58:44,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:58:44,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:58:44,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:58:44,106 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:58:44,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/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 08:58:44,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:58:44,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:58:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:58:44,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:58:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:58:44,148 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:58:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:58:44,148 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:58:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:58:44,149 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:58:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:58:44,149 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:58:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 08:58:44,149 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 08:58:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:58:44,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:58:44,151 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 08:58:44,873 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:58:44,913 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:44,913 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:44,915 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:58:44,919 INFO L168 Benchmark]: Toolchain (without parser) took 1409.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -73.6 MB). Peak memory consumption was 59.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:44,920 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:58:44,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 454.41 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 916.3 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:44,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 916.3 MB in the beginning and 1.1 GB in the end (delta: -209.2 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:44,922 INFO L168 Benchmark]: Boogie Preprocessor took 28.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:44,922 INFO L168 Benchmark]: RCFGBuilder took 812.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.6 MB). Peak memory consumption was 92.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:44,925 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 454.41 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 916.3 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 111.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 916.3 MB in the beginning and 1.1 GB in the end (delta: -209.2 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.13 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 812.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.6 MB). Peak memory consumption was 92.6 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:58:46,527 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:58:46,529 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:58:46,539 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:58:46,539 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:58:46,540 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:58:46,541 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:58:46,542 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:58:46,544 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:58:46,544 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:58:46,545 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:58:46,545 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:58:46,546 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:58:46,547 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:58:46,548 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:58:46,548 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:58:46,549 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:58:46,551 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:58:46,552 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:58:46,553 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:58:46,554 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:58:46,555 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:58:46,557 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:58:46,557 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:58:46,557 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:58:46,558 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:58:46,559 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:58:46,560 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:58:46,560 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:58:46,561 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:58:46,561 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:58:46,562 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:58:46,562 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:58:46,562 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:58:46,563 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:58:46,563 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:58:46,564 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 08:58:46,575 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:58:46,576 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:58:46,576 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:58:46,577 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:58:46,577 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:58:46,577 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:58:46,577 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:58:46,577 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:58:46,578 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:58:46,578 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:58:46,578 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:58:46,578 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:58:46,578 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:58:46,578 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:58:46,579 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:58:46,579 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 08:58:46,579 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 08:58:46,579 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:58:46,579 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:58:46,579 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:58:46,579 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:58:46,580 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:58:46,580 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:58:46,580 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:58:46,580 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:58:46,580 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:58:46,580 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:58:46,580 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:58:46,581 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 08:58:46,581 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:58:46,581 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 08:58:46,581 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 08:58:46,581 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_f1580a73-05e3-4cbe-adc1-5dfc9246344c/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 -> 702df2e9a9f651758f82bfb7433b247fea72a27e [2018-11-10 08:58:46,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:58:46,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:58:46,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:58:46,629 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:58:46,629 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:58:46,630 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix017_pso.oepc_false-unreach-call.i [2018-11-10 08:58:46,680 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/data/8de85ea65/e4d2bcc6a99842ba88a12a2141ae9203/FLAG179352b3e [2018-11-10 08:58:47,065 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:58:47,065 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/sv-benchmarks/c/pthread-wmm/mix017_pso.oepc_false-unreach-call.i [2018-11-10 08:58:47,076 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/data/8de85ea65/e4d2bcc6a99842ba88a12a2141ae9203/FLAG179352b3e [2018-11-10 08:58:47,087 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/bin-2019/utaipan/data/8de85ea65/e4d2bcc6a99842ba88a12a2141ae9203 [2018-11-10 08:58:47,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:58:47,090 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:58:47,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:58:47,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:58:47,094 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:58:47,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:58:47" (1/1) ... [2018-11-10 08:58:47,096 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 08:58:47, skipping insertion in model container [2018-11-10 08:58:47,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:58:47" (1/1) ... [2018-11-10 08:58:47,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:58:47,145 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:58:47,437 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:58:47,444 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:58:47,505 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:58:47,558 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:58:47,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:47 WrapperNode [2018-11-10 08:58:47,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:58:47,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:58:47,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:58:47,559 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:58:47,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:47" (1/1) ... [2018-11-10 08:58:47,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:47" (1/1) ... [2018-11-10 08:58:47,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:58:47,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:58:47,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:58:47,649 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:58:47,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:47" (1/1) ... [2018-11-10 08:58:47,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:47" (1/1) ... [2018-11-10 08:58:47,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:47" (1/1) ... [2018-11-10 08:58:47,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:47" (1/1) ... [2018-11-10 08:58:47,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:47" (1/1) ... [2018-11-10 08:58:47,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:47" (1/1) ... [2018-11-10 08:58:47,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:47" (1/1) ... [2018-11-10 08:58:47,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:58:47,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:58:47,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:58:47,674 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:58:47,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:58:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f1580a73-05e3-4cbe-adc1-5dfc9246344c/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 08:58:47,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:58:47,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:58:47,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:58:47,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:58:47,722 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:58:47,723 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:58:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:58:47,723 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:58:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:58:47,723 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:58:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:58:47,724 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:58:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 08:58:47,724 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 08:58:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:58:47,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:58:47,725 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 08:58:48,443 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:58:48,483 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:48,483 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:58:48,484 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:58:48,492 INFO L168 Benchmark]: Toolchain (without parser) took 1401.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 943.8 MB in the beginning and 1.1 GB in the end (delta: -116.1 MB). Peak memory consumption was 54.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:48,493 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:58:48,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 468.06 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 906.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:48,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 906.3 MB in the beginning and 1.2 GB in the end (delta: -251.6 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:48,495 INFO L168 Benchmark]: Boogie Preprocessor took 24.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:58:48,495 INFO L168 Benchmark]: RCFGBuilder took 817.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 97.8 MB). Peak memory consumption was 97.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:58:48,498 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 468.06 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 89.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 906.3 MB in the beginning and 1.2 GB in the end (delta: -251.6 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.89 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 817.12 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: 97.8 MB). Peak memory consumption was 97.8 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...