./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_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_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/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 e97bfe8bc69241b93264b25cc68bbff33ac90add ................................................................................................................................................................................................................. 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_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/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 e97bfe8bc69241b93264b25cc68bbff33ac90add ................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:33:49,182 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:33:49,182 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:33:49,189 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:33:49,189 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:33:49,190 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:33:49,191 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:33:49,192 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:33:49,193 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:33:49,194 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:33:49,194 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:33:49,194 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:33:49,195 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:33:49,196 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:33:49,197 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:33:49,197 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:33:49,198 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:33:49,199 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:33:49,200 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:33:49,201 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:33:49,202 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:33:49,202 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:33:49,204 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:33:49,204 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:33:49,204 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:33:49,205 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:33:49,205 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:33:49,206 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:33:49,206 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:33:49,207 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:33:49,207 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:33:49,208 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:33:49,208 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:33:49,208 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:33:49,209 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:33:49,209 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:33:49,209 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 13:33:49,216 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:33:49,216 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:33:49,217 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:33:49,217 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:33:49,217 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:33:49,217 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:33:49,217 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 13:33:49,217 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:33:49,217 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 13:33:49,218 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 13:33:49,218 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:33:49,218 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:33:49,218 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:33:49,218 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:33:49,218 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:33:49,219 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:33:49,219 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:33:49,219 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:33:49,219 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:33:49,219 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:33:49,219 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:33:49,219 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:33:49,219 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:33:49,219 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:33:49,220 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:33:49,220 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:33:49,220 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:33:49,220 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:33:49,220 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:33:49,220 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:33:49,220 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 13:33:49,220 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:33:49,221 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:33:49,221 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 13:33:49,221 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_886d89a7-9130-411b-8f5e-e458386bfcc9/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 -> e97bfe8bc69241b93264b25cc68bbff33ac90add [2018-11-10 13:33:49,243 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:33:49,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:33:49,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:33:49,253 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:33:49,253 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:33:49,254 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_false-unreach-call.i [2018-11-10 13:33:49,289 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/data/1a958d526/89f55d0ab1a740e98c342c555f8afabc/FLAG92bf92596 [2018-11-10 13:33:49,637 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:33:49,637 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_false-unreach-call.i [2018-11-10 13:33:49,646 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/data/1a958d526/89f55d0ab1a740e98c342c555f8afabc/FLAG92bf92596 [2018-11-10 13:33:49,658 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/data/1a958d526/89f55d0ab1a740e98c342c555f8afabc [2018-11-10 13:33:49,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:33:49,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:33:49,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:33:49,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:33:49,666 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:33:49,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:33:49" (1/1) ... [2018-11-10 13:33:49,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb1b920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:49, skipping insertion in model container [2018-11-10 13:33:49,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:33:49" (1/1) ... [2018-11-10 13:33:49,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:33:49,707 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:33:49,932 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:33:49,937 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:33:49,988 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:33:50,028 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:33:50,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:50 WrapperNode [2018-11-10 13:33:50,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:33:50,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:33:50,029 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:33:50,029 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:33:50,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:50" (1/1) ... [2018-11-10 13:33:50,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:50" (1/1) ... [2018-11-10 13:33:50,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:33:50,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:33:50,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:33:50,119 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:33:50,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:50" (1/1) ... [2018-11-10 13:33:50,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:50" (1/1) ... [2018-11-10 13:33:50,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:50" (1/1) ... [2018-11-10 13:33:50,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:50" (1/1) ... [2018-11-10 13:33:50,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:50" (1/1) ... [2018-11-10 13:33:50,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:50" (1/1) ... [2018-11-10 13:33:50,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:50" (1/1) ... [2018-11-10 13:33:50,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:33:50,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:33:50,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:33:50,151 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:33:50,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:33:50,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 13:33:50,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 13:33:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:33:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:33:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:33:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:33:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 13:33:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 13:33:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 13:33:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 13:33:50,200 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 13:33:50,200 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 13:33:50,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:33:50,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:33:50,201 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 13:33:51,152 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:33:51,186 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:51,186 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:51,188 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:51,188 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:51,190 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:51,190 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:51,193 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:51,193 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:51,194 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:51,194 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:51,195 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:33:51,200 INFO L168 Benchmark]: Toolchain (without parser) took 1538.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -52.4 MB). Peak memory consumption was 82.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:33:51,203 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:33:51,203 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.93 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 913.6 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:33:51,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 913.6 MB in the beginning and 1.1 GB in the end (delta: -214.3 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:33:51,204 INFO L168 Benchmark]: Boogie Preprocessor took 32.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:33:51,205 INFO L168 Benchmark]: RCFGBuilder took 1048.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 116.2 MB). Peak memory consumption was 116.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:33:51,207 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.93 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 913.6 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 89.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 913.6 MB in the beginning and 1.1 GB in the end (delta: -214.3 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.01 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 1048.43 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: 116.2 MB). Peak memory consumption was 116.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:33:52,618 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:33:52,619 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:33:52,628 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:33:52,628 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:33:52,629 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:33:52,630 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:33:52,631 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:33:52,632 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:33:52,632 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:33:52,633 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:33:52,634 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:33:52,634 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:33:52,635 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:33:52,635 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:33:52,636 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:33:52,636 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:33:52,638 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:33:52,640 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:33:52,641 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:33:52,642 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:33:52,642 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:33:52,644 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:33:52,644 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:33:52,644 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:33:52,645 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:33:52,646 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:33:52,647 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:33:52,647 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:33:52,648 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:33:52,648 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:33:52,648 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:33:52,648 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:33:52,649 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:33:52,650 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:33:52,650 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:33:52,651 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 13:33:52,661 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:33:52,661 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:33:52,662 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:33:52,662 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:33:52,662 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:33:52,662 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:33:52,662 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:33:52,662 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:33:52,663 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:33:52,663 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:33:52,663 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:33:52,663 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:33:52,663 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:33:52,663 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:33:52,664 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:33:52,664 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 13:33:52,664 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 13:33:52,664 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:33:52,664 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:33:52,664 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:33:52,664 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:33:52,664 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:33:52,665 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:33:52,665 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:33:52,665 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:33:52,667 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:33:52,667 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:33:52,667 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:33:52,667 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 13:33:52,668 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:33:52,668 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 13:33:52,668 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 13:33:52,668 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_886d89a7-9130-411b-8f5e-e458386bfcc9/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 -> e97bfe8bc69241b93264b25cc68bbff33ac90add [2018-11-10 13:33:52,697 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:33:52,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:33:52,708 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:33:52,709 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:33:52,709 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:33:52,710 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_false-unreach-call.i [2018-11-10 13:33:52,754 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/data/98af3dc9a/5f59867350e04d439e8e60244fc180cf/FLAG7375ca1dd [2018-11-10 13:33:53,104 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:33:53,105 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_false-unreach-call.i [2018-11-10 13:33:53,115 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/data/98af3dc9a/5f59867350e04d439e8e60244fc180cf/FLAG7375ca1dd [2018-11-10 13:33:53,125 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/data/98af3dc9a/5f59867350e04d439e8e60244fc180cf [2018-11-10 13:33:53,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:33:53,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:33:53,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:33:53,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:33:53,132 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:33:53,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:33:53" (1/1) ... [2018-11-10 13:33:53,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c1db04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:53, skipping insertion in model container [2018-11-10 13:33:53,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:33:53" (1/1) ... [2018-11-10 13:33:53,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:33:53,179 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:33:53,453 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:33:53,459 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:33:53,511 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:33:53,556 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:33:53,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:53 WrapperNode [2018-11-10 13:33:53,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:33:53,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:33:53,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:33:53,557 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:33:53,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:53" (1/1) ... [2018-11-10 13:33:53,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:53" (1/1) ... [2018-11-10 13:33:53,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:33:53,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:33:53,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:33:53,641 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:33:53,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:53" (1/1) ... [2018-11-10 13:33:53,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:53" (1/1) ... [2018-11-10 13:33:53,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:53" (1/1) ... [2018-11-10 13:33:53,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:53" (1/1) ... [2018-11-10 13:33:53,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:53" (1/1) ... [2018-11-10 13:33:53,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:53" (1/1) ... [2018-11-10 13:33:53,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:53" (1/1) ... [2018-11-10 13:33:53,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:33:53,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:33:53,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:33:53,674 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:33:53,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_886d89a7-9130-411b-8f5e-e458386bfcc9/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:33:53,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 13:33:53,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 13:33:53,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:33:53,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:33:53,713 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:33:53,714 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:33:53,714 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 13:33:53,714 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 13:33:53,714 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 13:33:53,714 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 13:33:53,714 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 13:33:53,714 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 13:33:53,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:33:53,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:33:53,716 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 13:33:54,725 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:33:54,769 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:54,769 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:54,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:54,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:54,772 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:54,772 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:54,775 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:54,775 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:54,775 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:54,775 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:33:54,776 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:33:54,780 INFO L168 Benchmark]: Toolchain (without parser) took 1652.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 944.4 MB in the beginning and 992.5 MB in the end (delta: -48.2 MB). Peak memory consumption was 85.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:33:54,782 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:33:54,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.52 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 900.4 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:33:54,783 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 900.4 MB in the beginning and 1.1 GB in the end (delta: -219.4 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:33:54,783 INFO L168 Benchmark]: Boogie Preprocessor took 32.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:33:54,784 INFO L168 Benchmark]: RCFGBuilder took 1104.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 992.5 MB in the end (delta: 127.3 MB). Peak memory consumption was 127.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:33:54,788 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 427.52 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 900.4 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 900.4 MB in the beginning and 1.1 GB in the end (delta: -219.4 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1104.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 992.5 MB in the end (delta: 127.3 MB). Peak memory consumption was 127.3 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...