./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix049_rmo.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix049_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/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 57ee53daea9063e671e2cc645e545b029a112591 .......................................................................................................................................................................................................... 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_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix049_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/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 57ee53daea9063e671e2cc645e545b029a112591 ............................................................................................................................................................................................ 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 06:26:35,192 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:26:35,193 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:26:35,204 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:26:35,204 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:26:35,205 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:26:35,206 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:26:35,207 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:26:35,209 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:26:35,209 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:26:35,210 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:26:35,210 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:26:35,211 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:26:35,212 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:26:35,213 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:26:35,213 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:26:35,214 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:26:35,216 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:26:35,217 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:26:35,219 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:26:35,219 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:26:35,220 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:26:35,222 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:26:35,222 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:26:35,222 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:26:35,223 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:26:35,224 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:26:35,224 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:26:35,225 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:26:35,226 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:26:35,226 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:26:35,227 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:26:35,227 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:26:35,227 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:26:35,228 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:26:35,228 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:26:35,229 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 06:26:35,240 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:26:35,240 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:26:35,241 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:26:35,241 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:26:35,241 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:26:35,241 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:26:35,241 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 06:26:35,241 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:26:35,242 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 06:26:35,242 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 06:26:35,242 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:26:35,242 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:26:35,243 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:26:35,243 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:26:35,243 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:26:35,243 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:26:35,243 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:26:35,243 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:26:35,244 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:26:35,244 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:26:35,244 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:26:35,244 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:26:35,244 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:26:35,244 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:26:35,245 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:26:35,245 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:26:35,245 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:26:35,245 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:26:35,245 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:26:35,245 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:26:35,246 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 06:26:35,246 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:26:35,246 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:26:35,246 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 06:26:35,246 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_79ec6764-ef03-4972-8947-f72733b9a2ae/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 -> 57ee53daea9063e671e2cc645e545b029a112591 [2018-11-10 06:26:35,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:26:35,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:26:35,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:26:35,286 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:26:35,286 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:26:35,287 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix049_rmo.opt_false-unreach-call.i [2018-11-10 06:26:35,329 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/data/e58955026/21375527af2d4738a90d0edc0a88fbc4/FLAG491d0c6d3 [2018-11-10 06:26:35,723 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:26:35,723 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/sv-benchmarks/c/pthread-wmm/mix049_rmo.opt_false-unreach-call.i [2018-11-10 06:26:35,731 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/data/e58955026/21375527af2d4738a90d0edc0a88fbc4/FLAG491d0c6d3 [2018-11-10 06:26:35,739 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/data/e58955026/21375527af2d4738a90d0edc0a88fbc4 [2018-11-10 06:26:35,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:26:35,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:26:35,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:26:35,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:26:35,745 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:26:35,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:26:35" (1/1) ... [2018-11-10 06:26:35,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ca774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:35, skipping insertion in model container [2018-11-10 06:26:35,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:26:35" (1/1) ... [2018-11-10 06:26:35,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:26:35,787 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:26:36,031 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:26:36,037 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:26:36,092 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:26:36,153 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:26:36,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:36 WrapperNode [2018-11-10 06:26:36,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:26:36,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:26:36,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:26:36,155 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:26:36,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:36" (1/1) ... [2018-11-10 06:26:36,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:36" (1/1) ... [2018-11-10 06:26:36,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:26:36,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:26:36,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:26:36,273 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:26:36,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:36" (1/1) ... [2018-11-10 06:26:36,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:36" (1/1) ... [2018-11-10 06:26:36,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:36" (1/1) ... [2018-11-10 06:26:36,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:36" (1/1) ... [2018-11-10 06:26:36,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:36" (1/1) ... [2018-11-10 06:26:36,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:36" (1/1) ... [2018-11-10 06:26:36,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:36" (1/1) ... [2018-11-10 06:26:36,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:26:36,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:26:36,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:26:36,307 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:26:36,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/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 06:26:36,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 06:26:36,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 06:26:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:26:36,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:26:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:26:36,359 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:26:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 06:26:36,360 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 06:26:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 06:26:36,360 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 06:26:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 06:26:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 06:26:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:26:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:26:36,363 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 06:26:37,147 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:26:37,180 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:26:37,180 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:26:37,181 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 06:26:37,183 INFO L168 Benchmark]: Toolchain (without parser) took 1442.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -109.2 MB). Peak memory consumption was 49.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:37,185 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:26:37,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 411.79 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 916.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:37,186 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -235.5 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:37,186 INFO L168 Benchmark]: Boogie Preprocessor took 33.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:37,187 INFO L168 Benchmark]: RCFGBuilder took 875.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 75.4 MB). Peak memory consumption was 75.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:37,189 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 411.79 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 916.2 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 118.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -235.5 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 875.89 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: 75.4 MB). Peak memory consumption was 75.4 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 06:26:38,619 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:26:38,621 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:26:38,628 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:26:38,628 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:26:38,628 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:26:38,629 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:26:38,630 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:26:38,631 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:26:38,632 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:26:38,633 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:26:38,633 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:26:38,633 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:26:38,634 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:26:38,635 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:26:38,636 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:26:38,636 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:26:38,638 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:26:38,639 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:26:38,640 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:26:38,641 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:26:38,642 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:26:38,644 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:26:38,644 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:26:38,644 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:26:38,645 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:26:38,645 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:26:38,646 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:26:38,647 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:26:38,648 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:26:38,648 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:26:38,648 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:26:38,649 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:26:38,649 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:26:38,649 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:26:38,650 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:26:38,650 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 06:26:38,661 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:26:38,661 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:26:38,661 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:26:38,661 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:26:38,662 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:26:38,662 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:26:38,662 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:26:38,662 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:26:38,663 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:26:38,663 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:26:38,663 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:26:38,663 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:26:38,663 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:26:38,664 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:26:38,664 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:26:38,664 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 06:26:38,664 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 06:26:38,664 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:26:38,664 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:26:38,664 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:26:38,664 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:26:38,665 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:26:38,665 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:26:38,665 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:26:38,665 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:26:38,665 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:26:38,665 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:26:38,665 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:26:38,665 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 06:26:38,665 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:26:38,665 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 06:26:38,665 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 06:26:38,666 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_79ec6764-ef03-4972-8947-f72733b9a2ae/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 -> 57ee53daea9063e671e2cc645e545b029a112591 [2018-11-10 06:26:38,693 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:26:38,701 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:26:38,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:26:38,704 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:26:38,704 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:26:38,704 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix049_rmo.opt_false-unreach-call.i [2018-11-10 06:26:38,739 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/data/a9ab3925c/82fcb212dc4347d085ef3801efc5c4c7/FLAG9f73ff320 [2018-11-10 06:26:39,177 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:26:39,178 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/sv-benchmarks/c/pthread-wmm/mix049_rmo.opt_false-unreach-call.i [2018-11-10 06:26:39,188 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/data/a9ab3925c/82fcb212dc4347d085ef3801efc5c4c7/FLAG9f73ff320 [2018-11-10 06:26:39,199 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/bin-2019/utaipan/data/a9ab3925c/82fcb212dc4347d085ef3801efc5c4c7 [2018-11-10 06:26:39,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:26:39,203 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:26:39,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:26:39,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:26:39,207 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:26:39,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:26:39" (1/1) ... [2018-11-10 06:26:39,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:39, skipping insertion in model container [2018-11-10 06:26:39,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:26:39" (1/1) ... [2018-11-10 06:26:39,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:26:39,253 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:26:39,506 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:26:39,513 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:26:39,556 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:26:39,602 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:26:39,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:39 WrapperNode [2018-11-10 06:26:39,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:26:39,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:26:39,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:26:39,603 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:26:39,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:39" (1/1) ... [2018-11-10 06:26:39,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:39" (1/1) ... [2018-11-10 06:26:39,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:26:39,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:26:39,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:26:39,691 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:26:39,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:39" (1/1) ... [2018-11-10 06:26:39,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:39" (1/1) ... [2018-11-10 06:26:39,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:39" (1/1) ... [2018-11-10 06:26:39,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:39" (1/1) ... [2018-11-10 06:26:39,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:39" (1/1) ... [2018-11-10 06:26:39,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:39" (1/1) ... [2018-11-10 06:26:39,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:39" (1/1) ... [2018-11-10 06:26:39,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:26:39,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:26:39,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:26:39,717 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:26:39,718 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_79ec6764-ef03-4972-8947-f72733b9a2ae/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 06:26:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 06:26:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 06:26:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:26:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:26:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:26:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:26:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 06:26:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 06:26:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 06:26:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 06:26:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 06:26:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 06:26:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:26:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:26:39,754 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 06:26:40,318 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:26:40,349 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:26:40,349 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:26:40,350 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 06:26:40,358 INFO L168 Benchmark]: Toolchain (without parser) took 1155.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 943.3 MB in the beginning and 1.0 GB in the end (delta: -105.4 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:40,359 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:26:40,359 INFO L168 Benchmark]: CACSL2BoogieTranslator took 398.51 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 905.7 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:40,360 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 905.7 MB in the beginning and 1.1 GB in the end (delta: -226.6 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:40,360 INFO L168 Benchmark]: Boogie Preprocessor took 26.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:40,361 INFO L168 Benchmark]: RCFGBuilder took 640.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:40,363 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 398.51 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 905.7 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 87.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 905.7 MB in the beginning and 1.1 GB in the end (delta: -226.6 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.33 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 640.07 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: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...