./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/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 fc01a322cee0039292c4cc6e10fa76eeafd486f9 ................................................................................................................................................................................................................. 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_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/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 fc01a322cee0039292c4cc6e10fa76eeafd486f9 .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:17,894 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:17,895 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:17,906 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:17,906 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:17,907 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:17,909 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:17,910 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:17,911 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:17,912 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:17,913 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:17,913 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:17,914 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:17,915 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:17,916 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:17,917 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:17,918 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:17,920 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:17,922 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:17,923 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:17,924 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:17,925 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:17,928 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:17,928 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:17,929 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:17,930 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:17,930 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:17,931 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:17,932 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:17,933 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:17,934 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:17,934 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:17,935 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:17,935 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:17,936 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:17,937 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:17,937 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:17,952 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:17,952 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:17,953 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:17,953 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:17,953 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:17,953 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:17,954 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:17,954 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:17,954 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:17,954 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:17,954 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:17,955 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:17,955 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:17,955 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:17,956 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:17,956 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:17,956 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:17,958 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:17,958 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:17,958 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:17,958 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:17,958 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:17,959 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:17,959 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:17,959 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:17,959 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:17,959 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:17,959 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:17,960 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:17,960 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:17,960 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:17,960 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:17,960 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:17,960 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:17,961 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_671c759f-9c9b-4636-842b-767fe280a3dd/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 -> fc01a322cee0039292c4cc6e10fa76eeafd486f9 [2018-10-27 05:11:17,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:18,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:18,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:18,008 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:18,008 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:18,009 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt_false-unreach-call.i [2018-10-27 05:11:18,064 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/data/c4e975d5b/e141c918e01e4331a9e24d6fd6df1b29/FLAG9d7feaaf4 [2018-10-27 05:11:18,496 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:18,497 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/sv-benchmarks/c/pthread-wmm/safe019_power.opt_false-unreach-call.i [2018-10-27 05:11:18,512 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/data/c4e975d5b/e141c918e01e4331a9e24d6fd6df1b29/FLAG9d7feaaf4 [2018-10-27 05:11:18,527 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/data/c4e975d5b/e141c918e01e4331a9e24d6fd6df1b29 [2018-10-27 05:11:18,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:18,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:18,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:18,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:18,537 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:18,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:18,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca65e75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:18, skipping insertion in model container [2018-10-27 05:11:18,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:18" (1/1) ... [2018-10-27 05:11:18,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:18,599 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:18,961 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:18,981 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:19,064 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:19,133 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:19,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19 WrapperNode [2018-10-27 05:11:19,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:19,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:19,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:19,135 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:19,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:19,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:19,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:19,291 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:19,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:19,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:19,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:19,337 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:19,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:19,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:19,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:19,423 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:19,423 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:19,424 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:19,424 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:11:19,424 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:11:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:19,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:19,426 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:22,399 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:22,484 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:22,485 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:22,488 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:22,489 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:22,490 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:22,490 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:22,491 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:22,501 INFO L168 Benchmark]: Toolchain (without parser) took 3969.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -43.7 MB). Peak memory consumption was 112.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:22,502 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:22,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.28 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 914.2 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:22,503 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 911.5 MB in the beginning and 1.1 GB in the end (delta: -237.7 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:22,503 INFO L168 Benchmark]: Boogie Preprocessor took 45.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:22,504 INFO L168 Benchmark]: RCFGBuilder took 3163.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 145.7 MB). Peak memory consumption was 145.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:22,509 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 601.28 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 914.2 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 156.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 911.5 MB in the beginning and 1.1 GB in the end (delta: -237.7 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3163.12 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: 145.7 MB). Peak memory consumption was 145.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:24,655 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:24,657 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:24,669 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:24,669 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:24,671 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:24,672 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:24,674 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:24,676 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:24,679 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:24,681 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:24,682 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:24,683 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:24,683 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:24,684 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:24,685 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:24,686 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:24,687 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:24,700 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:24,702 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:24,706 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:24,709 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:24,711 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:24,711 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:24,711 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:24,716 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:24,717 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:24,718 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:24,718 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:24,719 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:24,719 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:24,720 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:24,720 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:24,722 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:24,723 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:24,724 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:24,724 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:24,742 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:24,742 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:24,743 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:24,743 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:24,743 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:24,743 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:24,743 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:24,743 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:24,744 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:24,744 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:24,746 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:24,746 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:24,746 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:24,747 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:24,747 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:24,747 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:24,747 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:24,747 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:24,747 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:24,747 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:24,748 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:24,748 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:24,748 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:24,748 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:24,748 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:24,748 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:24,749 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:24,749 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:24,749 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:24,749 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:24,749 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:24,749 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:24,750 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_671c759f-9c9b-4636-842b-767fe280a3dd/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 -> fc01a322cee0039292c4cc6e10fa76eeafd486f9 [2018-10-27 05:11:24,802 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:24,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:24,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:24,824 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:24,825 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:24,825 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt_false-unreach-call.i [2018-10-27 05:11:24,877 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/data/98f3b8fcf/7cbcb9786819471cb1b5b6d07c020fcb/FLAG83ac39172 [2018-10-27 05:11:25,343 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:25,343 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/sv-benchmarks/c/pthread-wmm/safe019_power.opt_false-unreach-call.i [2018-10-27 05:11:25,359 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/data/98f3b8fcf/7cbcb9786819471cb1b5b6d07c020fcb/FLAG83ac39172 [2018-10-27 05:11:25,373 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/data/98f3b8fcf/7cbcb9786819471cb1b5b6d07c020fcb [2018-10-27 05:11:25,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:25,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:25,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:25,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:25,383 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:25,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:25" (1/1) ... [2018-10-27 05:11:25,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56fe3401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:25, skipping insertion in model container [2018-10-27 05:11:25,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:25" (1/1) ... [2018-10-27 05:11:25,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:25,451 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:25,861 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:25,876 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:25,974 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:26,054 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:26,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26 WrapperNode [2018-10-27 05:11:26,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:26,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:26,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:26,056 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:26,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:26,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:26,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:26,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:26,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:26,220 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:26,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:26,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:26,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:26,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:26,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:26,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:26,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... [2018-10-27 05:11:26,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:26,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:26,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:26,274 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:26,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_671c759f-9c9b-4636-842b-767fe280a3dd/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:26,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:26,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:26,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:26,342 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:26,342 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:26,342 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:26,342 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:26,343 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:26,343 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:11:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:11:26,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:26,347 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:29,047 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:29,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,122 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,122 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,124 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,124 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:29,125 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:29,129 INFO L168 Benchmark]: Toolchain (without parser) took 3751.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 947.9 MB in the beginning and 1.0 GB in the end (delta: -73.1 MB). Peak memory consumption was 106.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:29,130 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:29,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.74 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:29,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -261.5 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:29,135 INFO L168 Benchmark]: Boogie Preprocessor took 53.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:29,136 INFO L168 Benchmark]: RCFGBuilder took 2854.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 137.3 MB). Peak memory consumption was 137.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:29,139 INFO L336 ainManager$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 675.74 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 164.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -261.5 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2854.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 137.3 MB). Peak memory consumption was 137.3 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...