./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe005_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_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe005_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/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 7fcfb97053ea7639312cf57c6efb34d186f83f2d ............................................................................................................................................................................................................... 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_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe005_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/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 7fcfb97053ea7639312cf57c6efb34d186f83f2d ............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:37,259 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:37,261 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:37,274 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:37,275 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:37,276 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:37,277 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:37,280 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:37,282 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:37,284 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:37,286 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:37,286 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:37,287 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:37,289 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:37,291 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:37,297 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:37,297 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:37,299 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:37,300 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:37,301 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:37,302 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:37,302 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:37,308 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:37,309 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:37,311 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:37,312 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:37,313 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:37,313 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:37,314 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:37,315 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:37,315 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:37,319 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:37,320 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:37,320 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:37,320 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:37,321 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:37,321 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:37,332 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:37,332 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:37,333 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:37,333 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:37,333 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:37,333 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:37,333 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:37,334 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:37,334 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:37,334 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:37,334 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:37,335 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:37,335 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:37,335 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:37,336 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:37,337 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:37,337 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:37,337 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:37,337 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:37,337 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:37,337 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:37,337 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:37,338 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:37,338 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:37,338 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:37,338 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:37,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:37,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:37,339 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:37,339 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:37,339 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:37,339 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:37,339 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:37,339 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:37,339 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_15167262-f6b3-4bd6-ae8d-b666fb8304d2/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 -> 7fcfb97053ea7639312cf57c6efb34d186f83f2d [2018-10-27 05:12:37,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:37,380 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:37,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:37,384 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:37,384 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:37,385 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe005_pso.oepc_false-unreach-call.i [2018-10-27 05:12:37,433 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/data/dd1201682/b1281605df104194889627d91133d5ba/FLAGbb4a62bcd [2018-10-27 05:12:37,905 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:37,909 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/sv-benchmarks/c/pthread-wmm/safe005_pso.oepc_false-unreach-call.i [2018-10-27 05:12:37,925 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/data/dd1201682/b1281605df104194889627d91133d5ba/FLAGbb4a62bcd [2018-10-27 05:12:37,947 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/data/dd1201682/b1281605df104194889627d91133d5ba [2018-10-27 05:12:37,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:37,951 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:37,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:37,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:37,955 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:37,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ebf8acf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37, skipping insertion in model container [2018-10-27 05:12:37,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:38,011 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:38,362 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:38,372 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:38,430 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:38,488 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:38,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38 WrapperNode [2018-10-27 05:12:38,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:38,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:38,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:38,490 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:38,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:38,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:38,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:38,615 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:38,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:38,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:38,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:38,675 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:38,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:38,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:38,747 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:38,747 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:38,747 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:38,747 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:38,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:38,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:38,749 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:40,325 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:40,358 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,358 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,361 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,361 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,362 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,362 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,363 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:40,366 INFO L168 Benchmark]: Toolchain (without parser) took 2415.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 958.0 MB in the beginning and 1.1 GB in the end (delta: -110.4 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,368 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:40,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 536.89 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 920.3 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 920.3 MB in the beginning and 1.1 GB in the end (delta: -222.7 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,369 INFO L168 Benchmark]: Boogie Preprocessor took 59.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,370 INFO L168 Benchmark]: RCFGBuilder took 1691.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 71.9 MB). Peak memory consumption was 71.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,373 INFO L336 ainManager$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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 536.89 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 920.3 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 124.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 920.3 MB in the beginning and 1.1 GB in the end (delta: -222.7 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.75 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 1691.23 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: 71.9 MB). Peak memory consumption was 71.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:42,363 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:42,365 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:42,375 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:42,375 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:42,376 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:42,377 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:42,378 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:42,380 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:42,380 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:42,381 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:42,381 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:42,382 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:42,383 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:42,384 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:42,384 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:42,385 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:42,386 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:42,388 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:42,389 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:42,390 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:42,391 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:42,393 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:42,393 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:42,393 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:42,394 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:42,395 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:42,396 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:42,397 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:42,398 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:42,398 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:42,398 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:42,399 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:42,399 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:42,400 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:42,400 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:42,401 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:42,413 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:42,413 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:42,414 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:42,414 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:42,414 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:42,414 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:42,415 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:42,415 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:42,415 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:42,415 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:42,415 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:42,416 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:42,416 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:42,416 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:42,416 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:42,416 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:42,416 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:42,416 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:42,416 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:42,417 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:42,417 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:42,417 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:42,417 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:42,417 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:42,417 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:42,418 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:42,418 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:42,418 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:42,418 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:42,418 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:42,418 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:42,418 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:42,419 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_15167262-f6b3-4bd6-ae8d-b666fb8304d2/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 -> 7fcfb97053ea7639312cf57c6efb34d186f83f2d [2018-10-27 05:12:42,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:42,478 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:42,485 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:42,486 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:42,487 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:42,487 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe005_pso.oepc_false-unreach-call.i [2018-10-27 05:12:42,544 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/data/7a13c886b/8005eb2a634f44ac877d3c91721d0c65/FLAG7fd52f296 [2018-10-27 05:12:42,989 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:42,989 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/sv-benchmarks/c/pthread-wmm/safe005_pso.oepc_false-unreach-call.i [2018-10-27 05:12:43,000 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/data/7a13c886b/8005eb2a634f44ac877d3c91721d0c65/FLAG7fd52f296 [2018-10-27 05:12:43,014 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/data/7a13c886b/8005eb2a634f44ac877d3c91721d0c65 [2018-10-27 05:12:43,017 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:43,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:43,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:43,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:43,022 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:43,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:43" (1/1) ... [2018-10-27 05:12:43,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f20ff87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:43, skipping insertion in model container [2018-10-27 05:12:43,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:43" (1/1) ... [2018-10-27 05:12:43,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:43,097 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:43,494 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:43,506 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:43,606 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:43,698 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:43,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:43 WrapperNode [2018-10-27 05:12:43,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:43,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:43,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:43,700 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:43,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:43" (1/1) ... [2018-10-27 05:12:43,731 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:43" (1/1) ... [2018-10-27 05:12:43,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:43,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:43,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:43,769 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:43,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:43" (1/1) ... [2018-10-27 05:12:43,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:43" (1/1) ... [2018-10-27 05:12:43,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:43" (1/1) ... [2018-10-27 05:12:43,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:43" (1/1) ... [2018-10-27 05:12:43,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:43" (1/1) ... [2018-10-27 05:12:43,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:43" (1/1) ... [2018-10-27 05:12:43,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:43" (1/1) ... [2018-10-27 05:12:43,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:43,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:43,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:43,891 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:43,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15167262-f6b3-4bd6-ae8d-b666fb8304d2/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:43,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:43,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:43,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:43,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:43,934 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:43,934 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:43,934 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:43,934 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:43,934 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:43,934 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:43,934 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:43,935 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:43,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:43,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:43,937 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:45,617 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:45,651 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:45,651 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:45,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:45,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:45,655 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:45,655 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:45,657 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:45,661 INFO L168 Benchmark]: Toolchain (without parser) took 2643.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 947.8 MB in the beginning and 1.1 GB in the end (delta: -137.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:45,662 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:45,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 679.66 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:45,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.83 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:45,666 INFO L168 Benchmark]: Boogie Preprocessor took 121.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -250.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:45,666 INFO L168 Benchmark]: RCFGBuilder took 1769.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:45,670 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 679.66 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.83 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 121.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -250.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1769.41 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: 70.6 MB). Peak memory consumption was 70.6 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...