./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe035_power.opt_true-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_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe035_power.opt_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/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 16150eddfacd0765a3141ea11ff6099440580f43 ................................................................................................................................................................................................................. 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_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe035_power.opt_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/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 16150eddfacd0765a3141ea11ff6099440580f43 .............................................................................................................................................................................................................. 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 02:28:40,003 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 02:28:40,004 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 02:28:40,012 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 02:28:40,012 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 02:28:40,013 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 02:28:40,014 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 02:28:40,015 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 02:28:40,017 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 02:28:40,017 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 02:28:40,018 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 02:28:40,018 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 02:28:40,019 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 02:28:40,020 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 02:28:40,021 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 02:28:40,021 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 02:28:40,022 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 02:28:40,023 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 02:28:40,024 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 02:28:40,026 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 02:28:40,026 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 02:28:40,027 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 02:28:40,029 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 02:28:40,030 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 02:28:40,030 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 02:28:40,031 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 02:28:40,031 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 02:28:40,032 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 02:28:40,032 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 02:28:40,033 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 02:28:40,033 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 02:28:40,034 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 02:28:40,034 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 02:28:40,034 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 02:28:40,035 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 02:28:40,036 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 02:28:40,036 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 02:28:40,045 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 02:28:40,045 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 02:28:40,046 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 02:28:40,046 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 02:28:40,046 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 02:28:40,046 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 02:28:40,046 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 02:28:40,046 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 02:28:40,047 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 02:28:40,047 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 02:28:40,047 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 02:28:40,047 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 02:28:40,048 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 02:28:40,048 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 02:28:40,048 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 02:28:40,048 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 02:28:40,048 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 02:28:40,048 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 02:28:40,048 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 02:28:40,049 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 02:28:40,049 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 02:28:40,049 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 02:28:40,049 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 02:28:40,049 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 02:28:40,049 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 02:28:40,049 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 02:28:40,050 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 02:28:40,050 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 02:28:40,050 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 02:28:40,050 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 02:28:40,050 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 02:28:40,050 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 02:28:40,050 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 02:28:40,051 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 02:28:40,051 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_022bea53-6328-48b1-9724-c85d7e3c60bf/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 -> 16150eddfacd0765a3141ea11ff6099440580f43 [2018-11-10 02:28:40,079 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 02:28:40,090 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 02:28:40,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 02:28:40,094 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 02:28:40,095 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 02:28:40,095 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe035_power.opt_true-unreach-call.i [2018-11-10 02:28:40,146 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/data/5d2423123/074f0d82d8ca48ccbb989b35bb873a73/FLAG90e1f269d [2018-11-10 02:28:40,561 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 02:28:40,562 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/sv-benchmarks/c/pthread-wmm/safe035_power.opt_true-unreach-call.i [2018-11-10 02:28:40,574 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/data/5d2423123/074f0d82d8ca48ccbb989b35bb873a73/FLAG90e1f269d [2018-11-10 02:28:40,586 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/data/5d2423123/074f0d82d8ca48ccbb989b35bb873a73 [2018-11-10 02:28:40,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 02:28:40,591 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 02:28:40,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 02:28:40,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 02:28:40,595 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 02:28:40,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:28:40" (1/1) ... [2018-11-10 02:28:40,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4205049b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:40, skipping insertion in model container [2018-11-10 02:28:40,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:28:40" (1/1) ... [2018-11-10 02:28:40,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 02:28:40,653 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 02:28:40,973 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:28:40,977 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 02:28:41,029 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:28:41,084 INFO L193 MainTranslator]: Completed translation [2018-11-10 02:28:41,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:41 WrapperNode [2018-11-10 02:28:41,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 02:28:41,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 02:28:41,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 02:28:41,086 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 02:28:41,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:41" (1/1) ... [2018-11-10 02:28:41,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:41" (1/1) ... [2018-11-10 02:28:41,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 02:28:41,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 02:28:41,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 02:28:41,210 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 02:28:41,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:41" (1/1) ... [2018-11-10 02:28:41,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:41" (1/1) ... [2018-11-10 02:28:41,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:41" (1/1) ... [2018-11-10 02:28:41,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:41" (1/1) ... [2018-11-10 02:28:41,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:41" (1/1) ... [2018-11-10 02:28:41,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:41" (1/1) ... [2018-11-10 02:28:41,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:41" (1/1) ... [2018-11-10 02:28:41,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 02:28:41,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 02:28:41,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 02:28:41,256 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 02:28:41,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/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 02:28:41,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 02:28:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 02:28:41,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 02:28:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 02:28:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 02:28:41,326 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 02:28:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 02:28:41,326 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 02:28:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 02:28:41,326 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 02:28:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 02:28:41,327 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 02:28:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 02:28:41,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 02:28:41,329 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 02:28:42,454 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 02:28:42,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:42,502 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:42,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:42,504 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:42,505 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:42,506 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:42,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:42,509 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:42,511 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:42,511 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:42,512 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 02:28:42,518 INFO L168 Benchmark]: Toolchain (without parser) took 1928.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 956.5 MB in the beginning and 992.9 MB in the end (delta: -36.5 MB). Peak memory consumption was 122.9 MB. Max. memory is 11.5 GB. [2018-11-10 02:28:42,520 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:28:42,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 493.60 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 910.8 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 11.5 GB. [2018-11-10 02:28:42,521 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 910.8 MB in the beginning and 1.1 GB in the end (delta: -231.2 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-10 02:28:42,522 INFO L168 Benchmark]: Boogie Preprocessor took 45.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 02:28:42,522 INFO L168 Benchmark]: RCFGBuilder took 1262.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 992.9 MB in the end (delta: 145.7 MB). Peak memory consumption was 145.7 MB. Max. memory is 11.5 GB. [2018-11-10 02:28:42,525 INFO L336 ainManager$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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 493.60 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 910.8 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 124.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 910.8 MB in the beginning and 1.1 GB in the end (delta: -231.2 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.21 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1262.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 992.9 MB in the end (delta: 145.7 MB). Peak memory consumption was 145.7 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 02:28:44,129 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 02:28:44,130 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 02:28:44,139 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 02:28:44,140 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 02:28:44,141 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 02:28:44,142 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 02:28:44,143 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 02:28:44,144 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 02:28:44,145 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 02:28:44,146 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 02:28:44,146 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 02:28:44,147 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 02:28:44,148 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 02:28:44,149 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 02:28:44,150 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 02:28:44,150 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 02:28:44,152 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 02:28:44,153 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 02:28:44,155 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 02:28:44,156 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 02:28:44,157 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 02:28:44,159 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 02:28:44,159 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 02:28:44,159 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 02:28:44,160 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 02:28:44,161 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 02:28:44,161 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 02:28:44,162 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 02:28:44,163 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 02:28:44,163 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 02:28:44,164 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 02:28:44,164 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 02:28:44,164 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 02:28:44,165 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 02:28:44,165 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 02:28:44,166 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 02:28:44,178 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 02:28:44,178 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 02:28:44,179 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 02:28:44,179 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 02:28:44,179 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 02:28:44,179 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 02:28:44,179 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 02:28:44,180 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 02:28:44,180 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 02:28:44,180 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 02:28:44,181 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 02:28:44,181 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 02:28:44,181 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 02:28:44,181 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 02:28:44,181 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 02:28:44,181 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 02:28:44,182 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 02:28:44,182 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 02:28:44,182 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 02:28:44,182 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 02:28:44,182 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 02:28:44,182 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 02:28:44,183 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 02:28:44,183 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 02:28:44,183 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 02:28:44,183 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 02:28:44,183 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 02:28:44,184 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 02:28:44,184 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 02:28:44,184 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 02:28:44,184 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 02:28:44,184 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 02:28:44,184 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_022bea53-6328-48b1-9724-c85d7e3c60bf/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 -> 16150eddfacd0765a3141ea11ff6099440580f43 [2018-11-10 02:28:44,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 02:28:44,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 02:28:44,235 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 02:28:44,236 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 02:28:44,237 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 02:28:44,237 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe035_power.opt_true-unreach-call.i [2018-11-10 02:28:44,291 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/data/c0ed67160/c163779c31f2425fb0e5c4747bf8c330/FLAGd9ad38798 [2018-11-10 02:28:44,712 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 02:28:44,713 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/sv-benchmarks/c/pthread-wmm/safe035_power.opt_true-unreach-call.i [2018-11-10 02:28:44,725 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/data/c0ed67160/c163779c31f2425fb0e5c4747bf8c330/FLAGd9ad38798 [2018-11-10 02:28:44,736 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/bin-2019/utaipan/data/c0ed67160/c163779c31f2425fb0e5c4747bf8c330 [2018-11-10 02:28:44,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 02:28:44,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 02:28:44,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 02:28:44,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 02:28:44,743 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 02:28:44,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:28:44" (1/1) ... [2018-11-10 02:28:44,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d26405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:44, skipping insertion in model container [2018-11-10 02:28:44,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:28:44" (1/1) ... [2018-11-10 02:28:44,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 02:28:44,797 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 02:28:45,123 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:28:45,130 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 02:28:45,189 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:28:45,252 INFO L193 MainTranslator]: Completed translation [2018-11-10 02:28:45,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:45 WrapperNode [2018-11-10 02:28:45,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 02:28:45,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 02:28:45,253 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 02:28:45,254 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 02:28:45,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:45" (1/1) ... [2018-11-10 02:28:45,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:45" (1/1) ... [2018-11-10 02:28:45,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 02:28:45,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 02:28:45,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 02:28:45,382 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 02:28:45,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:45" (1/1) ... [2018-11-10 02:28:45,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:45" (1/1) ... [2018-11-10 02:28:45,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:45" (1/1) ... [2018-11-10 02:28:45,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:45" (1/1) ... [2018-11-10 02:28:45,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:45" (1/1) ... [2018-11-10 02:28:45,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:45" (1/1) ... [2018-11-10 02:28:45,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:45" (1/1) ... [2018-11-10 02:28:45,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 02:28:45,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 02:28:45,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 02:28:45,430 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 02:28:45,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:28:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_022bea53-6328-48b1-9724-c85d7e3c60bf/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 02:28:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 02:28:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 02:28:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 02:28:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 02:28:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 02:28:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 02:28:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 02:28:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 02:28:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 02:28:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 02:28:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 02:28:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 02:28:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 02:28:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 02:28:45,495 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 02:28:46,796 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 02:28:46,847 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:46,847 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:46,849 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:46,849 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:46,851 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:46,851 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:46,855 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:46,856 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:46,858 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:46,858 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:28:46,859 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 02:28:46,862 INFO L168 Benchmark]: Toolchain (without parser) took 2123.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 947.9 MB in the beginning and 974.0 MB in the end (delta: -26.1 MB). Peak memory consumption was 112.3 MB. Max. memory is 11.5 GB. [2018-11-10 02:28:46,864 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:28:46,864 INFO L168 Benchmark]: CACSL2BoogieTranslator took 513.01 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 02:28:46,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -219.2 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:28:46,865 INFO L168 Benchmark]: Boogie Preprocessor took 47.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 02:28:46,865 INFO L168 Benchmark]: RCFGBuilder took 1432.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 974.0 MB in the end (delta: 143.4 MB). Peak memory consumption was 143.4 MB. Max. memory is 11.5 GB. [2018-11-10 02:28:46,868 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 513.01 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 128.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -219.2 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1432.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 974.0 MB in the end (delta: 143.4 MB). Peak memory consumption was 143.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...