./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread/stack_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_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/stack_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/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 a45f8334b1b3999c3eda6569d09120923539f302 .................................................................................................................................................................................................................... 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_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/stack_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/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 a45f8334b1b3999c3eda6569d09120923539f302 ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:51,665 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:51,667 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:51,678 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:51,682 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:51,684 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:51,687 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:51,689 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:51,692 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:51,695 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:51,698 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:51,698 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:51,699 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:51,703 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:51,712 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:51,713 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:51,714 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:51,716 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:51,717 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:51,719 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:51,720 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:51,721 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:51,723 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:51,723 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:51,724 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:51,725 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:51,726 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:51,726 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:51,727 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:51,729 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:51,729 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:51,730 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:51,730 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:51,730 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:51,731 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:51,732 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:51,733 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:51,746 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:51,746 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:51,747 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:51,747 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:51,747 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:51,747 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:51,748 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:51,748 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:51,748 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:51,749 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:51,749 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:51,749 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:51,750 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:51,750 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:51,750 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:51,750 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:51,750 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:51,751 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:51,751 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:51,751 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:51,751 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:51,751 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:51,753 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:51,754 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:51,754 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:51,754 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:51,754 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:51,754 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:51,754 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:51,755 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:51,755 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:51,755 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:51,755 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:51,755 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:51,755 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_96adf651-f9cd-45b6-8559-48c238b08794/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 -> a45f8334b1b3999c3eda6569d09120923539f302 [2018-10-27 05:12:51,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:51,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:51,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:51,811 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:51,811 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:51,812 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/../../sv-benchmarks/c/pthread/stack_false-unreach-call.i [2018-10-27 05:12:51,865 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/data/947e2104e/c69a302f9451470fbb911666d6b98a9a/FLAGf565faa38 [2018-10-27 05:12:52,348 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:52,349 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/sv-benchmarks/c/pthread/stack_false-unreach-call.i [2018-10-27 05:12:52,363 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/data/947e2104e/c69a302f9451470fbb911666d6b98a9a/FLAGf565faa38 [2018-10-27 05:12:52,377 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/data/947e2104e/c69a302f9451470fbb911666d6b98a9a [2018-10-27 05:12:52,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:52,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:52,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:52,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:52,388 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:52,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:52" (1/1) ... [2018-10-27 05:12:52,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39e61f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:52, skipping insertion in model container [2018-10-27 05:12:52,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:52" (1/1) ... [2018-10-27 05:12:52,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:52,460 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:52,968 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:52,982 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:53,042 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:53,204 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:53,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:53 WrapperNode [2018-10-27 05:12:53,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:53,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:53,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:53,206 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:53,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:53" (1/1) ... [2018-10-27 05:12:53,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:53" (1/1) ... [2018-10-27 05:12:53,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:53,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:53,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:53,363 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:53,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:53" (1/1) ... [2018-10-27 05:12:53,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:53" (1/1) ... [2018-10-27 05:12:53,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:53" (1/1) ... [2018-10-27 05:12:53,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:53" (1/1) ... [2018-10-27 05:12:53,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:53" (1/1) ... [2018-10-27 05:12:53,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:53" (1/1) ... [2018-10-27 05:12:53,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:53" (1/1) ... [2018-10-27 05:12:53,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:53,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:53,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:53,402 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:53,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-10-27 05:12:53,472 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-10-27 05:12:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-10-27 05:12:53,473 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-10-27 05:12:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2018-10-27 05:12:53,473 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2018-10-27 05:12:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure dec_top [2018-10-27 05:12:53,473 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_top [2018-10-27 05:12:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:53,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure inc_top [2018-10-27 05:12:53,475 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_top [2018-10-27 05:12:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:12:53,475 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:12:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2018-10-27 05:12:53,475 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2018-10-27 05:12:53,476 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:53,477 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure error [2018-10-27 05:12:53,477 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2018-10-27 05:12:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:53,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:53,478 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:54,992 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:55,026 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:55,026 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:55,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:55,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:55,029 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:55,037 INFO L168 Benchmark]: Toolchain (without parser) took 2656.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -132.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:55,039 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:55,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 822.86 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 892.7 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:55,040 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 892.7 MB in the beginning and 1.1 GB in the end (delta: -248.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:55,041 INFO L168 Benchmark]: Boogie Preprocessor took 38.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:55,042 INFO L168 Benchmark]: RCFGBuilder took 1635.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:55,047 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 822.86 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 892.7 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 156.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 892.7 MB in the beginning and 1.1 GB in the end (delta: -248.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.77 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1635.21 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: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:57,218 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:57,220 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:57,231 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:57,232 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:57,232 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:57,234 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:57,236 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:57,238 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:57,238 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:57,239 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:57,240 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:57,241 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:57,242 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:57,242 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:57,243 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:57,245 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:57,246 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:57,249 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:57,250 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:57,251 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:57,253 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:57,255 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:57,256 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:57,256 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:57,257 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:57,258 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:57,259 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:57,260 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:57,261 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:57,262 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:57,262 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:57,263 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:57,263 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:57,265 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:57,265 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:57,266 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:57,279 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:57,280 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:57,280 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:57,281 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:57,281 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:57,281 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:57,281 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:57,282 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:57,282 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:57,282 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:57,283 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:57,283 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:57,283 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:57,283 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:57,283 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:57,283 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:57,284 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:57,284 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:57,284 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:57,284 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:57,284 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:57,285 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:57,285 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:57,285 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:57,285 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:57,285 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:57,285 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:57,286 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:57,286 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:57,286 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:57,286 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:57,286 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:57,286 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_96adf651-f9cd-45b6-8559-48c238b08794/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 -> a45f8334b1b3999c3eda6569d09120923539f302 [2018-10-27 05:12:57,330 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:57,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:57,346 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:57,347 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:57,348 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:57,349 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/../../sv-benchmarks/c/pthread/stack_false-unreach-call.i [2018-10-27 05:12:57,405 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/data/88af0a710/a38b5cb0d401448a87f22e747a321d06/FLAGdc6963fd7 [2018-10-27 05:12:57,919 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:57,920 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/sv-benchmarks/c/pthread/stack_false-unreach-call.i [2018-10-27 05:12:57,935 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/data/88af0a710/a38b5cb0d401448a87f22e747a321d06/FLAGdc6963fd7 [2018-10-27 05:12:57,951 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/data/88af0a710/a38b5cb0d401448a87f22e747a321d06 [2018-10-27 05:12:57,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:57,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:57,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:57,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:57,961 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:57,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:57" (1/1) ... [2018-10-27 05:12:57,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18c25bd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:57, skipping insertion in model container [2018-10-27 05:12:57,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:57" (1/1) ... [2018-10-27 05:12:57,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:58,043 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:58,611 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:58,633 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:58,701 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:58,858 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:58,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58 WrapperNode [2018-10-27 05:12:58,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:58,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:58,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:58,861 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:58,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:58,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:58,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:58,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:58,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:58,921 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:59,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:59,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:59,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:59,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:59,055 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:59,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:59,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:59,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:59,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:59,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:59,088 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:59,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96adf651-f9cd-45b6-8559-48c238b08794/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:59,159 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-10-27 05:12:59,160 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-10-27 05:12:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-10-27 05:12:59,160 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-10-27 05:12:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2018-10-27 05:12:59,160 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2018-10-27 05:12:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure dec_top [2018-10-27 05:12:59,160 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_top [2018-10-27 05:12:59,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:59,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:59,161 INFO L130 BoogieDeclarations]: Found specification of procedure inc_top [2018-10-27 05:12:59,161 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_top [2018-10-27 05:12:59,161 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:12:59,161 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:12:59,161 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2018-10-27 05:12:59,162 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2018-10-27 05:12:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:59,162 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure error [2018-10-27 05:12:59,162 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2018-10-27 05:12:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:59,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:59,168 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 05:13:00,437 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:00,472 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:00,472 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:00,473 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:00,473 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:00,474 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:00,478 INFO L168 Benchmark]: Toolchain (without parser) took 2523.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -173.1 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:00,482 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:00,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 902.26 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 890.2 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:00,483 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.35 ms. Allocated memory is still 1.0 GB. Free memory was 890.2 MB in the beginning and 884.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:00,484 INFO L168 Benchmark]: Boogie Preprocessor took 167.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 884.8 MB in the beginning and 1.2 GB in the end (delta: -288.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:00,485 INFO L168 Benchmark]: RCFGBuilder took 1389.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:00,490 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 902.26 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 890.2 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.35 ms. Allocated memory is still 1.0 GB. Free memory was 890.2 MB in the beginning and 884.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 167.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.6 MB). Free memory was 884.8 MB in the beginning and 1.2 GB in the end (delta: -288.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1389.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...