./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/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 17cb67016a37b4d6ca4d07f4518c2ed6beef643f ......................................................................................................................................................................................................................................................................................................................................................... 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_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/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 17cb67016a37b4d6ca4d07f4518c2ed6beef643f ............................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: analysis for sequential programs does not support fork/join --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:13:52,770 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:13:52,771 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:13:52,778 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:13:52,778 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:13:52,779 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:13:52,779 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:13:52,780 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:13:52,782 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:13:52,782 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:13:52,783 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:13:52,783 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:13:52,784 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:13:52,785 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:13:52,785 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:13:52,787 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:13:52,787 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:13:52,788 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:13:52,790 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:13:52,791 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:13:52,792 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:13:52,793 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:13:52,795 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:13:52,795 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:13:52,795 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:13:52,796 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:13:52,797 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:13:52,797 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:13:52,798 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:13:52,799 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:13:52,799 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:13:52,800 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:13:52,800 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:13:52,800 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:13:52,801 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:13:52,801 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:13:52,802 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 12:13:52,811 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:13:52,811 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:13:52,812 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:13:52,812 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:13:52,812 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:13:52,812 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:13:52,813 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:13:52,813 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 12:13:52,813 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:13:52,813 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:13:52,813 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 12:13:52,813 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 12:13:52,813 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:13:52,815 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:13:52,815 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:13:52,815 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:13:52,816 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:13:52,816 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:13:52,816 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:13:52,816 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:13:52,816 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:13:52,816 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:13:52,817 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:13:52,817 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:13:52,817 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:13:52,817 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:13:52,817 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:13:52,817 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:13:52,818 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:13:52,818 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:13:52,818 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:13:52,818 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:13:52,818 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:13:52,818 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 12:13:52,818 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:13:52,819 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:13:52,819 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 12:13:52,819 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_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/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 -> 17cb67016a37b4d6ca4d07f4518c2ed6beef643f [2018-11-18 12:13:52,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:13:52,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:13:52,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:13:52,854 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:13:52,854 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:13:52,854 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems_true-unreach-call.i [2018-11-18 12:13:52,890 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/data/07fc32bd3/03e836fb5c4c4882868a46689cee6803/FLAG7a0bd2d93 [2018-11-18 12:13:53,239 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:13:53,240 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/sv-benchmarks/c/pthread/singleton_with-uninit-problems_true-unreach-call.i [2018-11-18 12:13:53,251 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/data/07fc32bd3/03e836fb5c4c4882868a46689cee6803/FLAG7a0bd2d93 [2018-11-18 12:13:53,260 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/data/07fc32bd3/03e836fb5c4c4882868a46689cee6803 [2018-11-18 12:13:53,262 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:13:53,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:13:53,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:13:53,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:13:53,266 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:13:53,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:13:53" (1/1) ... [2018-11-18 12:13:53,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@287b64ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53, skipping insertion in model container [2018-11-18 12:13:53,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:13:53" (1/1) ... [2018-11-18 12:13:53,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:13:53,306 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:13:53,621 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:13:53,628 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:13:53,668 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:13:53,835 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:13:53,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53 WrapperNode [2018-11-18 12:13:53,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:13:53,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:13:53,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:13:53,836 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:13:53,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53" (1/1) ... [2018-11-18 12:13:53,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53" (1/1) ... [2018-11-18 12:13:53,859 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:13:53,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:13:53,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:13:53,859 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:13:53,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53" (1/1) ... [2018-11-18 12:13:53,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53" (1/1) ... [2018-11-18 12:13:53,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53" (1/1) ... [2018-11-18 12:13:53,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53" (1/1) ... [2018-11-18 12:13:53,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53" (1/1) ... [2018-11-18 12:13:53,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53" (1/1) ... [2018-11-18 12:13:53,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53" (1/1) ... [2018-11-18 12:13:53,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:13:53,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:13:53,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:13:53,882 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:13:53,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/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 [2018-11-18 12:13:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:13:53,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:13:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:13:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:13:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:13:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2018-11-18 12:13:53,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2018-11-18 12:13:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2018-11-18 12:13:53,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2018-11-18 12:13:53,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2018-11-18 12:13:53,920 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2018-11-18 12:13:53,921 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2018-11-18 12:13:53,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2018-11-18 12:13:53,921 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 12:13:53,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 12:13:53,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:13:53,921 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:13:53,921 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:13:53,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:13:53,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:13:53,922 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-18 12:13:54,296 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:13:54,323 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,323 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,323 WARN L317 ript$VariableManager]: TermVariabe Thread5_thread0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,324 WARN L317 ript$VariableManager]: TermVariabe Thread5_thread0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,324 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,324 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,324 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,324 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,325 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,325 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,325 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,325 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,325 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,325 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,326 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,326 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,326 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,326 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,326 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,326 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,327 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,327 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,327 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,328 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,328 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,328 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,328 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,328 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,328 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,329 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,329 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,329 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,329 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,329 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,330 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,330 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,330 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,330 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,330 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,330 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,331 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,331 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,331 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,331 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,331 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,331 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,332 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,332 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,332 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,332 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,333 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,333 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,333 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,333 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,333 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,333 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,334 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,334 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,334 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,334 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,334 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,335 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,335 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,335 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,335 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,335 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,336 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,336 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,336 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,336 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,336 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,336 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,337 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,337 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,337 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,337 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,337 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,338 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,338 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,338 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,338 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~malloc0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,338 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~malloc0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,339 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~malloc0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,339 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~malloc0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,339 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,339 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,339 WARN L317 ript$VariableManager]: TermVariabe |Thread3_thread2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,340 WARN L317 ript$VariableManager]: TermVariabe |Thread3_thread2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,340 WARN L317 ript$VariableManager]: TermVariabe Thread3_thread2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,340 WARN L317 ript$VariableManager]: TermVariabe Thread3_thread2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,340 WARN L317 ript$VariableManager]: TermVariabe |Thread3_thread2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,340 WARN L317 ript$VariableManager]: TermVariabe |Thread3_thread2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,340 WARN L317 ript$VariableManager]: TermVariabe |Thread4_thread2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,341 WARN L317 ript$VariableManager]: TermVariabe |Thread4_thread2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,341 WARN L317 ript$VariableManager]: TermVariabe Thread4_thread2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,341 WARN L317 ript$VariableManager]: TermVariabe Thread4_thread2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,341 WARN L317 ript$VariableManager]: TermVariabe |Thread4_thread2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,341 WARN L317 ript$VariableManager]: TermVariabe |Thread4_thread2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,341 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,342 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,342 WARN L317 ript$VariableManager]: TermVariabe Thread1_thread2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,342 WARN L317 ript$VariableManager]: TermVariabe Thread1_thread2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,342 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,342 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,343 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thread3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,343 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thread3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,343 WARN L317 ript$VariableManager]: TermVariabe Thread2_thread3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,343 WARN L317 ript$VariableManager]: TermVariabe Thread2_thread3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,343 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thread3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,344 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thread3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:54,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:13:54 BasicIcfg [2018-11-18 12:13:54,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:13:54,497 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:13:54,497 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:13:54,500 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:13:54,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:13:53" (1/3) ... [2018-11-18 12:13:54,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@250f8b07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:13:54, skipping insertion in model container [2018-11-18 12:13:54,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:53" (2/3) ... [2018-11-18 12:13:54,502 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@250f8b07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:13:54, skipping insertion in model container [2018-11-18 12:13:54,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:13:54" (3/3) ... [2018-11-18 12:13:54,503 INFO L112 eAbstractionObserver]: Analyzing ICFG singleton_with-uninit-problems_true-unreach-call.i_BEv2 [2018-11-18 12:13:54,513 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:13:54,523 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2018-11-18 12:13:54,532 INFO L257 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2018-11-18 12:13:54,554 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:13:54,554 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:13:54,554 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:13:54,554 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:13:54,555 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:13:54,555 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:13:54,555 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:13:54,555 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:13:54,562 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: analysis for sequential programs does not support fork/join at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomaton(CFG2NestedWordAutomaton.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomatonWithSPredicates(CFG2NestedWordAutomaton.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:316) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2018-11-18 12:13:54,564 INFO L168 Benchmark]: Toolchain (without parser) took 1301.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 945.0 MB in the beginning and 1.0 GB in the end (delta: -90.9 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:13:54,565 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 974.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:13:54,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 41.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:13:54,566 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.17 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. [2018-11-18 12:13:54,566 INFO L168 Benchmark]: Boogie Preprocessor took 21.87 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: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:13:54,566 INFO L168 Benchmark]: RCFGBuilder took 615.16 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: 61.5 MB). Peak memory consumption was 61.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:13:54,566 INFO L168 Benchmark]: TraceAbstraction took 66.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:13:54,568 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 974.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 572.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 41.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.17 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. * Boogie Preprocessor took 21.87 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: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 615.16 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: 61.5 MB). Peak memory consumption was 61.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 66.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: analysis for sequential programs does not support fork/join de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: analysis for sequential programs does not support fork/join: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomaton(CFG2NestedWordAutomaton.java:234) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 12:13:56,196 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:13:56,197 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:13:56,206 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:13:56,206 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:13:56,207 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:13:56,207 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:13:56,209 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:13:56,210 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:13:56,211 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:13:56,211 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:13:56,212 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:13:56,212 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:13:56,213 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:13:56,214 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:13:56,214 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:13:56,215 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:13:56,216 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:13:56,218 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:13:56,219 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:13:56,220 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:13:56,221 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:13:56,223 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:13:56,223 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:13:56,223 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:13:56,224 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:13:56,224 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:13:56,225 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:13:56,226 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:13:56,226 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:13:56,227 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:13:56,227 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:13:56,227 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:13:56,227 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:13:56,228 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:13:56,229 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:13:56,229 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 12:13:56,240 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:13:56,240 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:13:56,241 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:13:56,241 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:13:56,241 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:13:56,241 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:13:56,241 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:13:56,241 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:13:56,242 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:13:56,242 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:13:56,242 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:13:56,242 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:13:56,243 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:13:56,243 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:13:56,243 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:13:56,243 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:13:56,243 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:13:56,243 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:13:56,243 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:13:56,243 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:13:56,244 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:13:56,244 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:13:56,244 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:13:56,244 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:13:56,244 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:13:56,244 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:13:56,244 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:13:56,245 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:13:56,245 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:13:56,245 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:13:56,245 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:13:56,245 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 12:13:56,245 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:13:56,245 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:13:56,245 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:13:56,246 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_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/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 -> 17cb67016a37b4d6ca4d07f4518c2ed6beef643f [2018-11-18 12:13:56,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:13:56,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:13:56,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:13:56,295 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:13:56,295 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:13:56,296 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems_true-unreach-call.i [2018-11-18 12:13:56,348 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/data/fb1321897/ffdf561522a2444caf045a7f18587af7/FLAG5553440be [2018-11-18 12:13:56,746 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:13:56,747 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/sv-benchmarks/c/pthread/singleton_with-uninit-problems_true-unreach-call.i [2018-11-18 12:13:56,759 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/data/fb1321897/ffdf561522a2444caf045a7f18587af7/FLAG5553440be [2018-11-18 12:13:56,770 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/bin-2019/utaipan/data/fb1321897/ffdf561522a2444caf045a7f18587af7 [2018-11-18 12:13:56,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:13:56,774 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:13:56,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:13:56,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:13:56,779 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:13:56,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:13:56" (1/1) ... [2018-11-18 12:13:56,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e28c02a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:56, skipping insertion in model container [2018-11-18 12:13:56,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:13:56" (1/1) ... [2018-11-18 12:13:56,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:13:56,844 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:13:57,342 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:13:57,358 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:13:57,436 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:13:57,643 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:13:57,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:57 WrapperNode [2018-11-18 12:13:57,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:13:57,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:13:57,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:13:57,645 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:13:57,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:57" (1/1) ... [2018-11-18 12:13:57,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:57" (1/1) ... [2018-11-18 12:13:57,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:13:57,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:13:57,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:13:57,679 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:13:57,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:57" (1/1) ... [2018-11-18 12:13:57,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:57" (1/1) ... [2018-11-18 12:13:57,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:57" (1/1) ... [2018-11-18 12:13:57,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:57" (1/1) ... [2018-11-18 12:13:57,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:57" (1/1) ... [2018-11-18 12:13:57,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:57" (1/1) ... [2018-11-18 12:13:57,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:57" (1/1) ... [2018-11-18 12:13:57,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:13:57,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:13:57,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:13:57,706 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:13:57,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5f613fb2-1641-4cdd-8f6e-6a0861f2a8e0/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 [2018-11-18 12:13:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-18 12:13:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 12:13:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:13:57,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:13:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-18 12:13:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:13:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:13:57,744 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2018-11-18 12:13:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2018-11-18 12:13:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2018-11-18 12:13:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2018-11-18 12:13:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2018-11-18 12:13:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2018-11-18 12:13:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2018-11-18 12:13:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2018-11-18 12:13:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 12:13:57,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 12:13:57,745 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:13:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:13:57,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:13:57,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:13:57,747 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-18 12:13:58,141 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:13:58,173 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,173 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,173 WARN L317 ript$VariableManager]: TermVariabe Thread5_thread0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,174 WARN L317 ript$VariableManager]: TermVariabe Thread5_thread0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,174 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,174 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,174 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,174 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,174 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,175 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,175 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,175 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,175 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,175 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,176 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,176 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,176 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,176 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,176 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,176 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,177 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,177 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,177 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,177 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,177 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,181 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,181 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,181 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,182 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,182 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,182 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,182 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,182 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,182 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,183 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,183 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,183 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,183 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,183 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,183 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,183 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,184 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,184 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,184 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,184 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,184 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,185 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,185 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,185 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,185 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,185 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,185 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,185 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,186 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,186 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,186 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,186 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,186 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,186 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,187 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,187 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,187 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,187 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,187 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,187 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,188 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,188 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,188 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,188 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,188 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,188 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,189 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,189 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,189 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,189 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,189 WARN L317 ript$VariableManager]: TermVariabe |Thread5_thread0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,189 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,190 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,190 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,190 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,190 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~malloc0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,190 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~malloc0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,190 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~malloc0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,190 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~malloc0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,191 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,191 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,191 WARN L317 ript$VariableManager]: TermVariabe |Thread3_thread2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,191 WARN L317 ript$VariableManager]: TermVariabe |Thread3_thread2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,191 WARN L317 ript$VariableManager]: TermVariabe Thread3_thread2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,191 WARN L317 ript$VariableManager]: TermVariabe Thread3_thread2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,192 WARN L317 ript$VariableManager]: TermVariabe |Thread3_thread2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,192 WARN L317 ript$VariableManager]: TermVariabe |Thread3_thread2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,192 WARN L317 ript$VariableManager]: TermVariabe |Thread4_thread2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,192 WARN L317 ript$VariableManager]: TermVariabe |Thread4_thread2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,192 WARN L317 ript$VariableManager]: TermVariabe Thread4_thread2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,192 WARN L317 ript$VariableManager]: TermVariabe Thread4_thread2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,193 WARN L317 ript$VariableManager]: TermVariabe |Thread4_thread2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,193 WARN L317 ript$VariableManager]: TermVariabe |Thread4_thread2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,193 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,193 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,193 WARN L317 ript$VariableManager]: TermVariabe Thread1_thread2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,194 WARN L317 ript$VariableManager]: TermVariabe Thread1_thread2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,194 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,194 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,194 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thread3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,194 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thread3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,195 WARN L317 ript$VariableManager]: TermVariabe Thread2_thread3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,195 WARN L317 ript$VariableManager]: TermVariabe Thread2_thread3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,195 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thread3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,195 WARN L317 ript$VariableManager]: TermVariabe |Thread2_thread3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:13:58,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:13:58 BasicIcfg [2018-11-18 12:13:58,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:13:58,574 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:13:58,574 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:13:58,576 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:13:58,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:13:56" (1/3) ... [2018-11-18 12:13:58,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40ec4a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:13:58, skipping insertion in model container [2018-11-18 12:13:58,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:13:57" (2/3) ... [2018-11-18 12:13:58,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40ec4a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:13:58, skipping insertion in model container [2018-11-18 12:13:58,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:13:58" (3/3) ... [2018-11-18 12:13:58,580 INFO L112 eAbstractionObserver]: Analyzing ICFG singleton_with-uninit-problems_true-unreach-call.i_BEv2 [2018-11-18 12:13:58,588 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:13:58,594 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2018-11-18 12:13:58,604 INFO L257 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2018-11-18 12:13:58,630 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:13:58,630 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:13:58,631 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:13:58,631 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:13:58,631 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:13:58,631 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:13:58,631 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:13:58,631 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:13:58,631 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:13:58,643 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: analysis for sequential programs does not support fork/join at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomaton(CFG2NestedWordAutomaton.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomatonWithSPredicates(CFG2NestedWordAutomaton.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:316) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2018-11-18 12:13:58,645 INFO L168 Benchmark]: Toolchain (without parser) took 1872.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -110.1 MB). Peak memory consumption was 79.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:13:58,647 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-18 12:13:58,647 INFO L168 Benchmark]: CACSL2BoogieTranslator took 869.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -182.1 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:13:58,648 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.78 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. [2018-11-18 12:13:58,648 INFO L168 Benchmark]: Boogie Preprocessor took 26.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:13:58,648 INFO L168 Benchmark]: RCFGBuilder took 867.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 58.8 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:13:58,649 INFO L168 Benchmark]: TraceAbstraction took 70.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:13:58,652 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 869.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -182.1 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.78 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. * Boogie Preprocessor took 26.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 867.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 58.8 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 70.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: analysis for sequential programs does not support fork/join de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: analysis for sequential programs does not support fork/join: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomaton(CFG2NestedWordAutomaton.java:234) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...