./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe012_pso.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_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/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 795468132b483f084db8fe1bcb09a1e7d3a7f2f7 ..................................................................................................................................................................................................................... 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_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/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 795468132b483f084db8fe1bcb09a1e7d3a7f2f7 ................................................................................................................................................................................................. 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 05:12:14,528 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:14,530 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:14,539 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:14,539 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:14,540 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:14,541 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:14,543 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:14,545 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:14,545 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:14,546 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:14,546 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:14,548 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:14,548 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:14,549 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:14,550 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:14,551 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:14,553 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:14,554 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:14,555 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:14,556 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:14,557 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:14,559 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:14,559 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:14,560 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:14,560 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:14,561 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:14,562 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:14,562 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:14,564 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:14,564 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:14,565 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:14,565 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:14,565 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:14,566 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:14,566 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:14,566 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:14,578 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:14,578 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:14,579 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:14,579 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:14,579 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:14,580 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:14,580 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:14,580 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:14,580 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:14,580 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:14,580 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:14,581 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:14,581 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:14,581 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:14,581 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:14,581 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:14,582 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:14,582 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:14,582 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:14,582 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:14,582 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:14,582 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:14,582 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:14,583 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:14,583 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:14,583 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:14,585 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:14,585 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:14,586 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:14,586 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:14,586 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:14,586 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:14,586 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:14,586 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:14,586 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_ad4852d5-38a8-4bc0-a89c-937f689c6331/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 -> 795468132b483f084db8fe1bcb09a1e7d3a7f2f7 [2018-10-27 05:12:14,614 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:14,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:14,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:14,629 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:14,629 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:14,630 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe012_pso.opt_false-unreach-call.i [2018-10-27 05:12:14,678 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/data/2222111a2/a60dd18b535b429684a26e49b3ee8d0c/FLAG4dfcfaa7e [2018-10-27 05:12:15,104 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:15,105 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/sv-benchmarks/c/pthread-wmm/safe012_pso.opt_false-unreach-call.i [2018-10-27 05:12:15,117 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/data/2222111a2/a60dd18b535b429684a26e49b3ee8d0c/FLAG4dfcfaa7e [2018-10-27 05:12:15,135 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/data/2222111a2/a60dd18b535b429684a26e49b3ee8d0c [2018-10-27 05:12:15,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:15,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:15,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:15,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:15,145 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:15,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ba3b65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15, skipping insertion in model container [2018-10-27 05:12:15,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:15,199 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:15,510 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:15,515 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:15,568 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:15,622 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:15,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15 WrapperNode [2018-10-27 05:12:15,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:15,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:15,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:15,624 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:15,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:15,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:15,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:15,763 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:15,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15" (1/1) ... [2018-10-27 05:12:15,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:15,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:15,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:15,799 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:15,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/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 05:12:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:15,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:15,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:15,871 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:15,871 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:15,872 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:15,872 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:15,872 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:15,872 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:15,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:15,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:15,874 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 05:12:17,142 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:17,187 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:17,188 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:17,190 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:17,191 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:17,192 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:17,192 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:17,193 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:17,198 INFO L168 Benchmark]: Toolchain (without parser) took 2060.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -123.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:17,199 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:17,200 INFO L168 Benchmark]: CACSL2BoogieTranslator took 481.29 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 920.1 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:17,200 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 920.1 MB in the beginning and 1.2 GB in the end (delta: -236.4 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:17,201 INFO L168 Benchmark]: Boogie Preprocessor took 43.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:17,201 INFO L168 Benchmark]: RCFGBuilder took 1398.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:17,204 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 481.29 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 920.1 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 130.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 920.1 MB in the beginning and 1.2 GB in the end (delta: -236.4 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1398.62 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: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:19,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:19,067 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:19,075 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:19,076 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:19,076 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:19,077 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:19,078 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:19,081 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:19,083 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:19,085 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:19,085 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:19,086 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:19,087 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:19,088 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:19,088 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:19,089 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:19,090 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:19,103 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:19,105 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:19,108 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:19,111 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:19,113 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:19,113 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:19,114 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:19,114 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:19,116 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:19,117 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:19,117 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:19,118 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:19,118 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:19,119 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:19,120 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:19,120 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:19,121 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:19,121 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:19,121 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:19,139 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:19,139 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:19,140 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:19,140 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:19,141 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:19,141 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:19,141 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:19,141 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:19,142 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:19,142 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:19,142 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:19,142 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:19,142 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:19,142 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:19,143 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:19,143 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:19,143 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:19,144 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:19,144 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:19,144 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:19,144 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:19,144 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:19,144 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:19,144 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:19,145 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:19,145 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:19,145 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:19,145 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:19,145 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:19,145 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:19,145 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:19,146 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:19,146 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_ad4852d5-38a8-4bc0-a89c-937f689c6331/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 -> 795468132b483f084db8fe1bcb09a1e7d3a7f2f7 [2018-10-27 05:12:19,198 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:19,208 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:19,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:19,212 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:19,212 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:19,213 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe012_pso.opt_false-unreach-call.i [2018-10-27 05:12:19,263 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/data/12a2ffe1b/92a3bf9a180f4d98b4c5386fdc79dd63/FLAG0ff3fc361 [2018-10-27 05:12:19,696 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:19,697 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/sv-benchmarks/c/pthread-wmm/safe012_pso.opt_false-unreach-call.i [2018-10-27 05:12:19,711 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/data/12a2ffe1b/92a3bf9a180f4d98b4c5386fdc79dd63/FLAG0ff3fc361 [2018-10-27 05:12:19,725 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/bin-2019/utaipan/data/12a2ffe1b/92a3bf9a180f4d98b4c5386fdc79dd63 [2018-10-27 05:12:19,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:19,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:19,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:19,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:19,734 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:19,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:19" (1/1) ... [2018-10-27 05:12:19,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb7ffb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:19, skipping insertion in model container [2018-10-27 05:12:19,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:19" (1/1) ... [2018-10-27 05:12:19,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:19,805 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:20,198 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:20,210 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:20,293 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:20,371 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:20,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:20 WrapperNode [2018-10-27 05:12:20,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:20,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:20,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:20,373 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:20,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:20" (1/1) ... [2018-10-27 05:12:20,409 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:20" (1/1) ... [2018-10-27 05:12:20,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:20,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:20,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:20,456 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:20,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:20" (1/1) ... [2018-10-27 05:12:20,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:20" (1/1) ... [2018-10-27 05:12:20,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:20" (1/1) ... [2018-10-27 05:12:20,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:20" (1/1) ... [2018-10-27 05:12:20,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:20" (1/1) ... [2018-10-27 05:12:20,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:20" (1/1) ... [2018-10-27 05:12:20,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:20" (1/1) ... [2018-10-27 05:12:20,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:20,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:20,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:20,561 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:20,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad4852d5-38a8-4bc0-a89c-937f689c6331/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 05:12:20,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:20,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:20,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:20,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:20,612 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:20,612 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:20,613 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:20,613 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:20,613 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:20,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:20,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:20,615 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 05:12:22,194 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:22,237 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:22,237 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:22,239 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:22,240 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:22,241 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:22,241 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:22,242 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:22,245 INFO L168 Benchmark]: Toolchain (without parser) took 2515.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -109.4 MB). Peak memory consumption was 34.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:22,246 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:22,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.66 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:22,247 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.15 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:22,248 INFO L168 Benchmark]: Boogie Preprocessor took 105.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -220.0 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:22,249 INFO L168 Benchmark]: RCFGBuilder took 1682.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:22,252 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 641.66 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.15 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -220.0 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1682.95 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: 73.1 MB). Peak memory consumption was 73.1 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...