./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi009_power.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi009_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/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 5968b3c1e9819aba3e0297da2d167a1176459b6c .............................................................................................................................................................................................................. 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_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi009_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/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 5968b3c1e9819aba3e0297da2d167a1176459b6c ............................................................................................................................................................................................................ 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 05:48:06,464 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:48:06,465 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:48:06,472 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:48:06,472 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:48:06,473 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:48:06,474 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:48:06,475 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:48:06,476 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:48:06,477 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:48:06,477 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:48:06,477 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:48:06,478 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:48:06,479 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:48:06,479 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:48:06,480 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:48:06,480 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:48:06,482 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:48:06,482 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:48:06,483 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:48:06,484 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:48:06,485 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:48:06,486 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:48:06,486 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:48:06,486 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:48:06,487 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:48:06,487 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:48:06,488 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:48:06,488 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:48:06,488 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:48:06,489 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:48:06,489 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:48:06,489 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:48:06,489 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:48:06,490 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:48:06,490 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:48:06,490 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 05:48:06,499 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:48:06,499 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:48:06,500 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:48:06,500 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:48:06,500 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:48:06,500 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:48:06,500 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 05:48:06,501 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:48:06,501 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 05:48:06,501 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 05:48:06,501 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:48:06,501 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:48:06,502 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:48:06,502 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:48:06,502 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:48:06,502 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:48:06,502 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:48:06,502 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:48:06,502 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:48:06,502 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:48:06,503 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:48:06,503 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:48:06,503 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:48:06,505 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:48:06,505 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:48:06,505 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:48:06,505 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:48:06,506 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:48:06,506 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:48:06,506 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:48:06,506 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 05:48:06,506 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:48:06,506 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:48:06,506 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 05:48:06,506 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_da89340c-38c7-43e3-b321-34f6e5732310/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 -> 5968b3c1e9819aba3e0297da2d167a1176459b6c [2018-11-10 05:48:06,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:48:06,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:48:06,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:48:06,542 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:48:06,543 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:48:06,543 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi009_power.opt_false-unreach-call.i [2018-11-10 05:48:06,584 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/data/6c657b070/8c1031d45b264d19a88797a3a7dfa3b3/FLAG251b98d00 [2018-11-10 05:48:07,027 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:48:07,028 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/sv-benchmarks/c/pthread-wmm/rfi009_power.opt_false-unreach-call.i [2018-11-10 05:48:07,038 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/data/6c657b070/8c1031d45b264d19a88797a3a7dfa3b3/FLAG251b98d00 [2018-11-10 05:48:07,046 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/data/6c657b070/8c1031d45b264d19a88797a3a7dfa3b3 [2018-11-10 05:48:07,048 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:48:07,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:48:07,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:48:07,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:48:07,052 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:48:07,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:48:07" (1/1) ... [2018-11-10 05:48:07,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@89bde99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:07, skipping insertion in model container [2018-11-10 05:48:07,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:48:07" (1/1) ... [2018-11-10 05:48:07,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:48:07,090 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:48:07,318 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:48:07,322 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:48:07,384 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:48:07,491 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:48:07,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:07 WrapperNode [2018-11-10 05:48:07,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:48:07,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:48:07,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:48:07,493 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:48:07,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:07" (1/1) ... [2018-11-10 05:48:07,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:07" (1/1) ... [2018-11-10 05:48:07,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:48:07,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:48:07,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:48:07,535 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:48:07,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:07" (1/1) ... [2018-11-10 05:48:07,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:07" (1/1) ... [2018-11-10 05:48:07,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:07" (1/1) ... [2018-11-10 05:48:07,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:07" (1/1) ... [2018-11-10 05:48:07,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:07" (1/1) ... [2018-11-10 05:48:07,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:07" (1/1) ... [2018-11-10 05:48:07,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:07" (1/1) ... [2018-11-10 05:48:07,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:48:07,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:48:07,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:48:07,563 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:48:07,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/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 05:48:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 05:48:07,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 05:48:07,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:48:07,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:48:07,613 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:48:07,613 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:48:07,613 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 05:48:07,613 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 05:48:07,613 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 05:48:07,614 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 05:48:07,614 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 05:48:07,614 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 05:48:07,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:48:07,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:48:07,615 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 05:48:08,225 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:48:08,262 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:48:08,262 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:48:08,264 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:48:08,264 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:48:08,266 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:48:08,266 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:48:08,270 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:48:08,273 INFO L168 Benchmark]: Toolchain (without parser) took 1224.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 958.1 MB in the beginning and 1.0 GB in the end (delta: -91.2 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:48:08,274 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:48:08,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -191.2 MB). Peak memory consumption was 52.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:48:08,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:48:08,276 INFO L168 Benchmark]: Boogie Preprocessor took 27.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:48:08,276 INFO L168 Benchmark]: RCFGBuilder took 709.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.5 MB). Peak memory consumption was 89.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:48:08,279 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 442.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -191.2 MB). Peak memory consumption was 52.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.19 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.49 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 709.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.5 MB). Peak memory consumption was 89.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:48:09,691 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:48:09,692 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:48:09,699 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:48:09,700 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:48:09,700 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:48:09,701 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:48:09,702 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:48:09,703 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:48:09,704 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:48:09,704 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:48:09,704 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:48:09,705 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:48:09,705 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:48:09,706 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:48:09,707 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:48:09,708 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:48:09,709 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:48:09,710 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:48:09,711 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:48:09,712 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:48:09,713 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:48:09,715 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:48:09,715 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:48:09,715 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:48:09,716 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:48:09,717 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:48:09,717 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:48:09,718 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:48:09,718 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:48:09,718 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:48:09,720 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:48:09,720 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:48:09,720 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:48:09,720 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:48:09,721 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:48:09,721 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 05:48:09,731 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:48:09,732 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:48:09,732 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:48:09,732 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:48:09,733 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:48:09,733 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:48:09,733 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:48:09,733 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:48:09,733 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:48:09,734 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:48:09,734 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:48:09,734 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:48:09,734 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:48:09,734 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:48:09,734 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:48:09,734 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:48:09,734 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:48:09,734 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:48:09,735 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:48:09,735 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:48:09,735 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:48:09,736 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:48:09,736 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:48:09,736 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:48:09,737 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:48:09,737 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:48:09,737 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:48:09,737 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:48:09,737 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:48:09,737 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:48:09,737 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:48:09,737 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:48:09,737 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_da89340c-38c7-43e3-b321-34f6e5732310/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 -> 5968b3c1e9819aba3e0297da2d167a1176459b6c [2018-11-10 05:48:09,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:48:09,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:48:09,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:48:09,776 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:48:09,776 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:48:09,776 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi009_power.opt_false-unreach-call.i [2018-11-10 05:48:09,810 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/data/5d86d4093/1364da6235404b579a266474208a0aeb/FLAG68fa905ac [2018-11-10 05:48:10,248 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:48:10,249 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/sv-benchmarks/c/pthread-wmm/rfi009_power.opt_false-unreach-call.i [2018-11-10 05:48:10,258 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/data/5d86d4093/1364da6235404b579a266474208a0aeb/FLAG68fa905ac [2018-11-10 05:48:10,267 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/bin-2019/utaipan/data/5d86d4093/1364da6235404b579a266474208a0aeb [2018-11-10 05:48:10,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:48:10,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:48:10,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:48:10,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:48:10,273 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:48:10,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:48:10" (1/1) ... [2018-11-10 05:48:10,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:10, skipping insertion in model container [2018-11-10 05:48:10,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:48:10" (1/1) ... [2018-11-10 05:48:10,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:48:10,312 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:48:10,553 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:48:10,559 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:48:10,608 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:48:10,651 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:48:10,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:10 WrapperNode [2018-11-10 05:48:10,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:48:10,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:48:10,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:48:10,653 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:48:10,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:10" (1/1) ... [2018-11-10 05:48:10,713 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:10" (1/1) ... [2018-11-10 05:48:10,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:48:10,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:48:10,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:48:10,738 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:48:10,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:10" (1/1) ... [2018-11-10 05:48:10,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:10" (1/1) ... [2018-11-10 05:48:10,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:10" (1/1) ... [2018-11-10 05:48:10,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:10" (1/1) ... [2018-11-10 05:48:10,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:10" (1/1) ... [2018-11-10 05:48:10,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:10" (1/1) ... [2018-11-10 05:48:10,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:10" (1/1) ... [2018-11-10 05:48:10,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:48:10,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:48:10,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:48:10,763 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:48:10,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:48:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_da89340c-38c7-43e3-b321-34f6e5732310/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 05:48:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 05:48:10,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 05:48:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:48:10,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:48:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:48:10,804 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:48:10,804 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 05:48:10,805 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 05:48:10,805 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 05:48:10,805 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 05:48:10,805 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 05:48:10,805 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 05:48:10,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:48:10,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:48:10,808 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 05:48:11,563 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:48:11,600 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:48:11,600 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:48:11,602 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:48:11,603 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:48:11,604 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:48:11,604 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:48:11,605 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:48:11,610 INFO L168 Benchmark]: Toolchain (without parser) took 1340.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -80.7 MB). Peak memory consumption was 51.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:48:11,611 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:48:11,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.55 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:48:11,612 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -211.8 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:48:11,613 INFO L168 Benchmark]: Boogie Preprocessor took 24.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:48:11,613 INFO L168 Benchmark]: RCFGBuilder took 846.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.5 MB). Peak memory consumption was 93.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:48:11,616 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 381.55 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 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 84.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -211.8 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 846.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 93.5 MB). Peak memory consumption was 93.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...