./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt_true-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_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/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 02a79ba6804ef963c1fd638bf144a7a1c55e14e1 ............................................................................................................................................................................................................ 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_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/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 02a79ba6804ef963c1fd638bf144a7a1c55e14e1 ............................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:32,132 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:32,134 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:32,143 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:32,143 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:32,143 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:32,144 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:32,146 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:32,150 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:32,151 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:32,152 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:32,152 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:32,153 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:32,154 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:32,155 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:32,155 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:32,156 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:32,159 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:32,160 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:32,161 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:32,162 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:32,163 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:32,165 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:32,167 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:32,167 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:32,168 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:32,169 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:32,170 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:32,170 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:32,171 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:32,171 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:32,172 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:32,172 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:32,172 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:32,173 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:32,177 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:32,178 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:32,190 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:32,190 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:32,191 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:32,191 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:32,191 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:32,191 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:32,192 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:32,192 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:32,192 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:32,192 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:32,192 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:32,193 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:32,193 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:32,194 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:32,194 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:32,195 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:32,195 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:32,195 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:32,195 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:32,195 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:32,195 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:32,195 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:32,196 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:32,196 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:32,196 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:32,196 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:32,196 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:32,196 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:32,196 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:32,196 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:32,197 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:32,197 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:32,197 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:32,197 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:32,197 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_77e87d52-5a4c-4995-b7f5-e122f2508a31/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 -> 02a79ba6804ef963c1fd638bf144a7a1c55e14e1 [2018-10-27 05:13:32,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:32,235 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:32,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:32,243 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:32,243 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:32,244 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i [2018-10-27 05:13:32,292 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/data/d57b60f15/45cb844d75b64b239ca994fe7547f6d6/FLAG16dbcba1d [2018-10-27 05:13:32,711 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:32,711 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/sv-benchmarks/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i [2018-10-27 05:13:32,723 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/data/d57b60f15/45cb844d75b64b239ca994fe7547f6d6/FLAG16dbcba1d [2018-10-27 05:13:32,736 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/data/d57b60f15/45cb844d75b64b239ca994fe7547f6d6 [2018-10-27 05:13:32,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:32,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:32,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:32,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:32,745 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:32,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:32" (1/1) ... [2018-10-27 05:13:32,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@267e2a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:32, skipping insertion in model container [2018-10-27 05:13:32,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:32" (1/1) ... [2018-10-27 05:13:32,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:32,796 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:33,064 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:33,071 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:33,123 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:33,187 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:33,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33 WrapperNode [2018-10-27 05:13:33,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:33,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:33,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:33,190 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:33,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:33,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:33,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:33,292 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:33,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:33,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:33,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:33,318 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:33,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:33,375 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:13:33,376 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:13:33,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:13:33,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:13:33,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:33,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:33,378 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:33,378 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:33,378 INFO L130 BoogieDeclarations]: Found specification of procedure findMax [2018-10-27 05:13:33,378 INFO L138 BoogieDeclarations]: Found implementation of procedure findMax [2018-10-27 05:13:33,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:13:33,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:13:33,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:33,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:33,380 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:34,412 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:34,439 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:34,440 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:34,441 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:34,446 INFO L168 Benchmark]: Toolchain (without parser) took 1706.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 954.5 MB in the beginning and 1.1 GB in the end (delta: -165.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:34,448 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:34,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 446.17 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 920.9 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:34,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 920.9 MB in the beginning and 1.2 GB in the end (delta: -234.5 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:34,450 INFO L168 Benchmark]: Boogie Preprocessor took 27.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:34,451 INFO L168 Benchmark]: RCFGBuilder took 1127.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:34,456 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 446.17 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 920.9 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 920.9 MB in the beginning and 1.2 GB in the end (delta: -234.5 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1127.48 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: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:36,881 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:36,882 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:36,890 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:36,890 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:36,891 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:36,892 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:36,893 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:36,895 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:36,895 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:36,896 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:36,896 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:36,897 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:36,898 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:36,899 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:36,900 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:36,900 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:36,902 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:36,904 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:36,905 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:36,906 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:36,907 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:36,908 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:36,909 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:36,909 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:36,911 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:36,911 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:36,912 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:36,912 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:36,914 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:36,914 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:36,915 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:36,915 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:36,915 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:36,916 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:36,916 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:36,916 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:36,934 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:36,934 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:36,934 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:36,935 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:36,935 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:36,935 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:36,935 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:36,935 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:36,936 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:36,936 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:36,936 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:36,936 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:36,936 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:36,936 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:36,937 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:36,937 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:36,937 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:36,937 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:36,939 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:36,939 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:36,939 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:36,939 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:36,940 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:36,940 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:36,940 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:36,940 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:36,940 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:36,940 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:36,940 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:36,941 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:36,941 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:36,941 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:36,941 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_77e87d52-5a4c-4995-b7f5-e122f2508a31/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 -> 02a79ba6804ef963c1fd638bf144a7a1c55e14e1 [2018-10-27 05:13:36,974 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:36,985 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:36,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:36,990 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:36,991 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:36,991 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i [2018-10-27 05:13:37,043 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/data/c84b80970/cdc7da5d1cfd43e9853adb3b1d331dc7/FLAG42dcf6e34 [2018-10-27 05:13:37,507 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:37,507 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/sv-benchmarks/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i [2018-10-27 05:13:37,517 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/data/c84b80970/cdc7da5d1cfd43e9853adb3b1d331dc7/FLAG42dcf6e34 [2018-10-27 05:13:37,528 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/data/c84b80970/cdc7da5d1cfd43e9853adb3b1d331dc7 [2018-10-27 05:13:37,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:37,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:37,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:37,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:37,539 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:37,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:37" (1/1) ... [2018-10-27 05:13:37,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69f5e852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:37, skipping insertion in model container [2018-10-27 05:13:37,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:37" (1/1) ... [2018-10-27 05:13:37,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:37,596 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:37,923 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:37,929 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:37,994 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:38,074 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:38,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:38 WrapperNode [2018-10-27 05:13:38,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:38,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:38,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:38,076 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:38,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:38" (1/1) ... [2018-10-27 05:13:38,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:38" (1/1) ... [2018-10-27 05:13:38,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:38,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:38,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:38,126 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:38,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:38" (1/1) ... [2018-10-27 05:13:38,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:38" (1/1) ... [2018-10-27 05:13:38,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:38" (1/1) ... [2018-10-27 05:13:38,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:38" (1/1) ... [2018-10-27 05:13:38,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:38" (1/1) ... [2018-10-27 05:13:38,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:38" (1/1) ... [2018-10-27 05:13:38,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:38" (1/1) ... [2018-10-27 05:13:38,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:38,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:38,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:38,237 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:38,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77e87d52-5a4c-4995-b7f5-e122f2508a31/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:38,293 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:13:38,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:13:38,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:13:38,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:13:38,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:38,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:38,294 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:38,294 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:38,294 INFO L130 BoogieDeclarations]: Found specification of procedure findMax [2018-10-27 05:13:38,294 INFO L138 BoogieDeclarations]: Found implementation of procedure findMax [2018-10-27 05:13:38,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:13:38,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:13:38,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:38,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:38,295 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:39,006 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:39,026 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:39,026 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:39,027 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:39,038 INFO L168 Benchmark]: Toolchain (without parser) took 1503.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -187.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:39,040 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:39,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 539.36 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:39,042 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.99 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 909.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:39,043 INFO L168 Benchmark]: Boogie Preprocessor took 110.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 909.0 MB in the beginning and 1.2 GB in the end (delta: -269.4 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:39,044 INFO L168 Benchmark]: RCFGBuilder took 800.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 44.1 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:39,048 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 539.36 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.99 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 909.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 110.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 909.0 MB in the beginning and 1.2 GB in the end (delta: -269.4 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 800.64 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: 44.1 MB). Peak memory consumption was 44.1 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...