./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe026_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_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe026_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/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 011cfe2a3333966d0abecb0354a7880a27844b88 .......................................................................................................................................................................................................... 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_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe026_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/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 011cfe2a3333966d0abecb0354a7880a27844b88 ....................................................................................................................................................................................................... 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 09:28:52,159 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:28:52,161 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:28:52,169 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:28:52,169 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:28:52,170 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:28:52,171 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:28:52,172 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:28:52,173 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:28:52,173 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:28:52,174 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:28:52,174 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:28:52,175 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:28:52,175 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:28:52,176 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:28:52,177 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:28:52,177 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:28:52,179 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:28:52,180 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:28:52,181 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:28:52,182 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:28:52,183 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:28:52,184 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:28:52,184 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:28:52,185 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:28:52,185 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:28:52,186 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:28:52,186 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:28:52,187 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:28:52,188 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:28:52,188 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:28:52,188 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:28:52,188 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:28:52,188 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:28:52,189 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:28:52,190 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:28:52,190 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 09:28:52,199 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:28:52,200 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:28:52,200 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:28:52,200 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:28:52,201 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:28:52,201 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:28:52,201 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 09:28:52,201 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:28:52,201 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 09:28:52,201 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 09:28:52,202 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:28:52,202 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:28:52,202 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:28:52,202 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:28:52,203 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:28:52,203 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:28:52,203 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:28:52,203 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:28:52,203 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:28:52,203 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:28:52,203 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:28:52,204 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:28:52,204 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:28:52,204 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:28:52,204 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:28:52,204 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:28:52,204 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:28:52,205 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:28:52,205 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:28:52,205 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:28:52,205 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 09:28:52,205 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:28:52,205 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:28:52,205 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 09:28:52,206 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_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/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 -> 011cfe2a3333966d0abecb0354a7880a27844b88 [2018-11-10 09:28:52,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:28:52,234 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:28:52,235 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:28:52,236 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:28:52,236 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:28:52,237 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe026_rmo.oepc_false-unreach-call.i [2018-11-10 09:28:52,270 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/data/d679f3e81/20b7ceb4f06b4065914d4df78b27d01a/FLAG12b5bb50b [2018-11-10 09:28:52,704 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:28:52,705 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/sv-benchmarks/c/pthread-wmm/safe026_rmo.oepc_false-unreach-call.i [2018-11-10 09:28:52,716 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/data/d679f3e81/20b7ceb4f06b4065914d4df78b27d01a/FLAG12b5bb50b [2018-11-10 09:28:52,725 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/data/d679f3e81/20b7ceb4f06b4065914d4df78b27d01a [2018-11-10 09:28:52,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:28:52,728 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:28:52,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:28:52,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:28:52,731 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:28:52,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:28:52" (1/1) ... [2018-11-10 09:28:52,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e5d0be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:52, skipping insertion in model container [2018-11-10 09:28:52,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:28:52" (1/1) ... [2018-11-10 09:28:52,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:28:52,768 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:28:52,994 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:28:52,998 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:28:53,049 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:28:53,094 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:28:53,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:53 WrapperNode [2018-11-10 09:28:53,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:28:53,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:28:53,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:28:53,096 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:28:53,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:53" (1/1) ... [2018-11-10 09:28:53,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:53" (1/1) ... [2018-11-10 09:28:53,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:28:53,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:28:53,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:28:53,195 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:28:53,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:53" (1/1) ... [2018-11-10 09:28:53,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:53" (1/1) ... [2018-11-10 09:28:53,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:53" (1/1) ... [2018-11-10 09:28:53,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:53" (1/1) ... [2018-11-10 09:28:53,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:53" (1/1) ... [2018-11-10 09:28:53,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:53" (1/1) ... [2018-11-10 09:28:53,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:53" (1/1) ... [2018-11-10 09:28:53,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:28:53,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:28:53,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:28:53,219 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:28:53,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/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 09:28:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:28:53,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:28:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:28:53,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:28:53,268 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:28:53,268 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:28:53,269 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:28:53,269 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:28:53,269 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:28:53,269 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:28:53,269 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 09:28:53,269 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 09:28:53,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:28:53,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:28:53,270 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 09:28:53,910 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:28:53,942 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:28:53,942 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:28:53,943 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:28:53,946 INFO L168 Benchmark]: Toolchain (without parser) took 1218.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -102.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:28:53,947 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:28:53,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.67 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 917.8 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 09:28:53,948 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -224.2 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:28:53,948 INFO L168 Benchmark]: Boogie Preprocessor took 23.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:28:53,949 INFO L168 Benchmark]: RCFGBuilder took 726.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:28:53,951 INFO L336 ainManager$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 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 366.67 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 917.8 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -224.2 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.84 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 726.31 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: 81.4 MB). Peak memory consumption was 81.4 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 09:28:55,368 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:28:55,370 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:28:55,378 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:28:55,378 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:28:55,379 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:28:55,379 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:28:55,380 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:28:55,381 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:28:55,382 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:28:55,382 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:28:55,383 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:28:55,383 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:28:55,384 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:28:55,385 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:28:55,385 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:28:55,386 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:28:55,387 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:28:55,388 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:28:55,389 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:28:55,390 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:28:55,390 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:28:55,392 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:28:55,392 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:28:55,392 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:28:55,393 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:28:55,393 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:28:55,394 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:28:55,394 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:28:55,395 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:28:55,395 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:28:55,396 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:28:55,396 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:28:55,396 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:28:55,397 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:28:55,397 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:28:55,397 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 09:28:55,407 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:28:55,407 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:28:55,408 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:28:55,408 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:28:55,408 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:28:55,408 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:28:55,408 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:28:55,408 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:28:55,409 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:28:55,409 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:28:55,409 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:28:55,409 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:28:55,409 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:28:55,410 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:28:55,410 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:28:55,410 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 09:28:55,410 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 09:28:55,410 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:28:55,410 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:28:55,410 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:28:55,410 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:28:55,411 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:28:55,411 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:28:55,411 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:28:55,411 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:28:55,411 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:28:55,411 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:28:55,411 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:28:55,412 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 09:28:55,412 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:28:55,412 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 09:28:55,412 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 09:28:55,412 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_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/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 -> 011cfe2a3333966d0abecb0354a7880a27844b88 [2018-11-10 09:28:55,440 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:28:55,449 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:28:55,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:28:55,453 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:28:55,453 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:28:55,454 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe026_rmo.oepc_false-unreach-call.i [2018-11-10 09:28:55,493 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/data/d78778898/fe8e3629a17d4268b0eda43bd3ca7197/FLAG85c037e78 [2018-11-10 09:28:55,922 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:28:55,923 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/sv-benchmarks/c/pthread-wmm/safe026_rmo.oepc_false-unreach-call.i [2018-11-10 09:28:55,933 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/data/d78778898/fe8e3629a17d4268b0eda43bd3ca7197/FLAG85c037e78 [2018-11-10 09:28:55,943 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/bin-2019/utaipan/data/d78778898/fe8e3629a17d4268b0eda43bd3ca7197 [2018-11-10 09:28:55,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:28:55,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:28:55,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:28:55,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:28:55,950 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:28:55,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:28:55" (1/1) ... [2018-11-10 09:28:55,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:55, skipping insertion in model container [2018-11-10 09:28:55,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:28:55" (1/1) ... [2018-11-10 09:28:55,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:28:55,994 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:28:56,240 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:28:56,245 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:28:56,291 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:28:56,329 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:28:56,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:56 WrapperNode [2018-11-10 09:28:56,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:28:56,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:28:56,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:28:56,330 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:28:56,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:56" (1/1) ... [2018-11-10 09:28:56,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:56" (1/1) ... [2018-11-10 09:28:56,406 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:28:56,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:28:56,407 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:28:56,407 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:28:56,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:56" (1/1) ... [2018-11-10 09:28:56,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:56" (1/1) ... [2018-11-10 09:28:56,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:56" (1/1) ... [2018-11-10 09:28:56,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:56" (1/1) ... [2018-11-10 09:28:56,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:56" (1/1) ... [2018-11-10 09:28:56,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:56" (1/1) ... [2018-11-10 09:28:56,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:56" (1/1) ... [2018-11-10 09:28:56,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:28:56,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:28:56,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:28:56,427 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:28:56,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:28:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7cf878ef-eb5c-4eb6-ad01-7e2a7a0aeef3/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 09:28:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:28:56,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:28:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:28:56,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:28:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:28:56,460 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:28:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:28:56,461 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:28:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:28:56,461 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:28:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 09:28:56,461 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 09:28:56,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:28:56,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:28:56,462 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 09:28:57,007 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:28:57,037 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:28:57,037 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:28:57,038 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:28:57,040 INFO L168 Benchmark]: Toolchain (without parser) took 1094.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -88.9 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. [2018-11-10 09:28:57,042 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:28:57,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.43 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:28:57,042 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -213.4 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:28:57,043 INFO L168 Benchmark]: Boogie Preprocessor took 20.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:28:57,043 INFO L168 Benchmark]: RCFGBuilder took 612.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 11.5 GB. [2018-11-10 09:28:57,046 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 382.43 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -213.4 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.12 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 612.65 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: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...