./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/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 fa6429411c5090a10b40d28bbfd7a17e72c05c8b ......................................................................................................................................................................................................... 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_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/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 fa6429411c5090a10b40d28bbfd7a17e72c05c8b .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:06:10,895 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:06:10,896 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:06:10,902 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:06:10,902 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:06:10,903 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:06:10,904 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:06:10,905 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:06:10,906 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:06:10,907 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:06:10,907 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:06:10,907 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:06:10,908 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:06:10,909 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:06:10,909 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:06:10,910 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:06:10,910 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:06:10,911 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:06:10,912 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:06:10,913 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:06:10,914 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:06:10,915 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:06:10,917 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:06:10,917 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:06:10,917 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:06:10,918 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:06:10,919 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:06:10,919 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:06:10,920 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:06:10,920 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:06:10,921 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:06:10,921 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:06:10,921 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:06:10,921 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:06:10,922 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:06:10,922 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:06:10,922 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 04:06:10,929 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:06:10,930 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:06:10,930 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:06:10,930 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 04:06:10,931 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 04:06:10,931 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 04:06:10,931 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 04:06:10,931 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 04:06:10,931 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 04:06:10,931 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 04:06:10,931 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 04:06:10,932 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:06:10,932 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:06:10,932 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:06:10,932 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:06:10,932 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:06:10,933 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:06:10,933 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:06:10,933 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:06:10,933 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:06:10,935 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:06:10,935 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:06:10,935 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:06:10,935 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:06:10,935 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:06:10,936 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:06:10,936 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:06:10,936 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:06:10,936 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:06:10,936 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:06:10,936 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 04:06:10,936 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:06:10,937 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:06:10,937 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 04:06:10,937 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_cf48c99e-6df9-4846-928e-e83e63ddf25a/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 -> fa6429411c5090a10b40d28bbfd7a17e72c05c8b [2018-11-10 04:06:10,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:06:10,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:06:10,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:06:10,974 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:06:10,974 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:06:10,975 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i [2018-11-10 04:06:11,021 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/data/23cdbb77e/49a2c49380d84541a60563bb596dac71/FLAG9ff82b3a6 [2018-11-10 04:06:11,463 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:06:11,464 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i [2018-11-10 04:06:11,476 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/data/23cdbb77e/49a2c49380d84541a60563bb596dac71/FLAG9ff82b3a6 [2018-11-10 04:06:11,487 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/data/23cdbb77e/49a2c49380d84541a60563bb596dac71 [2018-11-10 04:06:11,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:06:11,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:06:11,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:06:11,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:06:11,492 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:06:11,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:06:11" (1/1) ... [2018-11-10 04:06:11,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@181ead31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:11, skipping insertion in model container [2018-11-10 04:06:11,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:06:11" (1/1) ... [2018-11-10 04:06:11,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:06:11,530 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:06:11,732 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:06:11,734 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:06:11,765 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:06:11,797 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:06:11,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:11 WrapperNode [2018-11-10 04:06:11,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:06:11,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:06:11,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:06:11,798 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:06:11,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:11" (1/1) ... [2018-11-10 04:06:11,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:11" (1/1) ... [2018-11-10 04:06:11,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:06:11,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:06:11,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:06:11,873 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:06:11,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:11" (1/1) ... [2018-11-10 04:06:11,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:11" (1/1) ... [2018-11-10 04:06:11,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:11" (1/1) ... [2018-11-10 04:06:11,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:11" (1/1) ... [2018-11-10 04:06:11,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:11" (1/1) ... [2018-11-10 04:06:11,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:11" (1/1) ... [2018-11-10 04:06:11,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:11" (1/1) ... [2018-11-10 04:06:11,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:06:11,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:06:11,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:06:11,893 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:06:11,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:06:11,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 04:06:11,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 04:06:11,927 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-10 04:06:11,928 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-10 04:06:11,928 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 04:06:11,928 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 04:06:11,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:06:11,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:06:11,928 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:06:11,928 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:06:11,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:06:11,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:06:11,929 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 04:06:12,151 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:06:12,171 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:06:12,171 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:06:12,172 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:06:12,172 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:06:12,173 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 04:06:12,176 INFO L168 Benchmark]: Toolchain (without parser) took 687.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -131.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:06:12,177 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:06:12,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 307.51 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 928.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:06:12,178 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 928.1 MB in the beginning and 1.1 GB in the end (delta: -188.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:06:12,179 INFO L168 Benchmark]: Boogie Preprocessor took 19.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:06:12,179 INFO L168 Benchmark]: RCFGBuilder took 282.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:06:12,181 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 307.51 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 928.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 928.1 MB in the beginning and 1.1 GB in the end (delta: -188.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 282.66 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:06:13,612 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:06:13,613 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:06:13,621 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:06:13,621 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:06:13,622 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:06:13,623 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:06:13,624 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:06:13,625 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:06:13,626 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:06:13,627 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:06:13,627 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:06:13,627 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:06:13,628 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:06:13,629 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:06:13,629 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:06:13,631 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:06:13,632 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:06:13,633 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:06:13,635 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:06:13,635 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:06:13,636 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:06:13,638 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:06:13,638 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:06:13,638 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:06:13,639 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:06:13,640 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:06:13,640 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:06:13,641 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:06:13,642 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:06:13,642 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:06:13,643 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:06:13,643 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:06:13,643 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:06:13,644 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:06:13,644 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:06:13,645 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 04:06:13,656 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:06:13,656 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:06:13,657 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:06:13,657 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 04:06:13,657 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 04:06:13,657 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 04:06:13,657 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 04:06:13,657 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 04:06:13,658 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:06:13,658 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:06:13,658 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:06:13,658 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:06:13,658 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:06:13,658 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:06:13,659 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:06:13,659 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 04:06:13,659 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 04:06:13,659 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:06:13,659 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:06:13,659 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:06:13,659 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:06:13,659 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:06:13,660 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:06:13,660 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:06:13,660 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:06:13,660 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:06:13,660 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:06:13,660 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:06:13,660 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 04:06:13,661 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:06:13,661 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 04:06:13,661 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 04:06:13,661 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_cf48c99e-6df9-4846-928e-e83e63ddf25a/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 -> fa6429411c5090a10b40d28bbfd7a17e72c05c8b [2018-11-10 04:06:13,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:06:13,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:06:13,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:06:13,704 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:06:13,704 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:06:13,705 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i [2018-11-10 04:06:13,750 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/data/c9dcee3f6/2bb8041b64f047bd9a6a3fb1500cb42c/FLAG763d9a289 [2018-11-10 04:06:14,108 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:06:14,109 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/sv-benchmarks/c/pthread-nondet/nondet-loop-bound_false-unreach-call.i [2018-11-10 04:06:14,120 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/data/c9dcee3f6/2bb8041b64f047bd9a6a3fb1500cb42c/FLAG763d9a289 [2018-11-10 04:06:14,129 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/data/c9dcee3f6/2bb8041b64f047bd9a6a3fb1500cb42c [2018-11-10 04:06:14,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:06:14,132 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:06:14,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:06:14,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:06:14,134 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:06:14,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:06:14" (1/1) ... [2018-11-10 04:06:14,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ec2088d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:14, skipping insertion in model container [2018-11-10 04:06:14,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:06:14" (1/1) ... [2018-11-10 04:06:14,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:06:14,170 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:06:14,387 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:06:14,391 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:06:14,421 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:06:14,459 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:06:14,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:14 WrapperNode [2018-11-10 04:06:14,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:06:14,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:06:14,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:06:14,460 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:06:14,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:14" (1/1) ... [2018-11-10 04:06:14,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:14" (1/1) ... [2018-11-10 04:06:14,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:06:14,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:06:14,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:06:14,493 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:06:14,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:14" (1/1) ... [2018-11-10 04:06:14,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:14" (1/1) ... [2018-11-10 04:06:14,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:14" (1/1) ... [2018-11-10 04:06:14,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:14" (1/1) ... [2018-11-10 04:06:14,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:14" (1/1) ... [2018-11-10 04:06:14,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:14" (1/1) ... [2018-11-10 04:06:14,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:14" (1/1) ... [2018-11-10 04:06:14,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:06:14,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:06:14,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:06:14,554 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:06:14,555 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:06:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cf48c99e-6df9-4846-928e-e83e63ddf25a/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:06:14,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 04:06:14,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 04:06:14,587 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-10 04:06:14,587 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-10 04:06:14,587 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 04:06:14,587 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 04:06:14,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:06:14,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:06:14,587 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:06:14,587 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:06:14,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:06:14,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:06:14,589 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 04:06:14,835 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:06:14,855 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:06:14,856 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:06:14,856 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:06:14,856 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:06:14,857 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 04:06:14,859 INFO L168 Benchmark]: Toolchain (without parser) took 728.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -116.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:06:14,861 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:06:14,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 327.38 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 913.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:06:14,861 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.63 ms. Allocated memory is still 1.0 GB. Free memory was 913.2 MB in the beginning and 907.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:06:14,862 INFO L168 Benchmark]: Boogie Preprocessor took 61.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -180.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:06:14,862 INFO L168 Benchmark]: RCFGBuilder took 304.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:06:14,865 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 327.38 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 913.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.63 ms. Allocated memory is still 1.0 GB. Free memory was 913.2 MB in the beginning and 907.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -180.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 304.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...