./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix057_pso.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_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix057_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/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 92026101464ba464302fe46f32c691a3f34b37d3 ............................................................................................................................................................................................................. 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_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix057_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/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 92026101464ba464302fe46f32c691a3f34b37d3 ......................................................................................................................................................................................................................... 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 05:11:46,122 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:46,124 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:46,134 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:46,134 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:46,135 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:46,136 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:46,138 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:46,139 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:46,140 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:46,141 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:46,141 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:46,142 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:46,142 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:46,143 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:46,144 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:46,145 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:46,146 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:46,148 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:46,149 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:46,150 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:46,151 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:46,153 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:46,153 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:46,153 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:46,154 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:46,155 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:46,155 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:46,157 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:46,157 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:46,158 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:46,158 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:46,158 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:46,158 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:46,159 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:46,160 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:46,161 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:46,173 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:46,174 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:46,174 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:46,174 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:46,175 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:46,175 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:46,175 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:46,175 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:46,175 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:46,175 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:46,176 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:46,177 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:46,177 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:46,177 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:46,177 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:46,177 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:46,177 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:46,178 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:46,178 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:46,178 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:46,178 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:46,178 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:46,178 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:46,178 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:46,179 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:46,179 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:46,179 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:46,179 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:46,179 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:46,179 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:46,179 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:46,180 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:46,180 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:46,180 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:46,180 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_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/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 -> 92026101464ba464302fe46f32c691a3f34b37d3 [2018-10-27 05:11:46,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:46,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:46,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:46,227 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:46,227 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:46,228 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix057_pso.opt_false-unreach-call.i [2018-10-27 05:11:46,278 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/data/4ed3aa3f3/6b8a42e795c147f0acc8a92c8fe2ef1f/FLAG85da88cc9 [2018-10-27 05:11:46,691 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:46,691 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/sv-benchmarks/c/pthread-wmm/mix057_pso.opt_false-unreach-call.i [2018-10-27 05:11:46,702 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/data/4ed3aa3f3/6b8a42e795c147f0acc8a92c8fe2ef1f/FLAG85da88cc9 [2018-10-27 05:11:46,714 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/data/4ed3aa3f3/6b8a42e795c147f0acc8a92c8fe2ef1f [2018-10-27 05:11:46,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:46,718 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:46,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:46,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:46,722 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:46,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d383da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46, skipping insertion in model container [2018-10-27 05:11:46,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:46,774 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:47,055 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:47,059 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:47,169 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:47,225 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:47,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47 WrapperNode [2018-10-27 05:11:47,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:47,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:47,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:47,227 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:47,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:47,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:47,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:47,347 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:47,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... [2018-10-27 05:11:47,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:47,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:47,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:47,381 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:47,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/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 05:11:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:47,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:47,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:47,436 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:47,437 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:47,437 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:47,437 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:11:47,437 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:11:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:47,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:47,439 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 05:11:49,040 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:49,086 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,086 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,087 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,087 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,087 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,088 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,088 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,088 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,089 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,089 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,094 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,095 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,096 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,096 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,097 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:49,108 INFO L168 Benchmark]: Toolchain (without parser) took 2391.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -94.4 MB). Peak memory consumption was 47.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,110 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:49,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 507.40 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 920.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,111 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -213.5 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,115 INFO L168 Benchmark]: Boogie Preprocessor took 33.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:49,115 INFO L168 Benchmark]: RCFGBuilder took 1726.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 81.6 MB). Peak memory consumption was 81.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,118 INFO L336 ainManager$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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 507.40 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 920.5 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 119.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -213.5 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1726.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 81.6 MB). Peak memory consumption was 81.6 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 05:11:51,032 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:51,033 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:51,046 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:51,047 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:51,047 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:51,052 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:51,055 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:51,057 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:51,058 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:51,058 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:51,059 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:51,060 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:51,062 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:51,063 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:51,063 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:51,064 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:51,067 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:51,073 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:51,075 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:51,076 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:51,076 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:51,078 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:51,078 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:51,079 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:51,079 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:51,083 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:51,084 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:51,084 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:51,085 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:51,085 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:51,086 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:51,086 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:51,086 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:51,087 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:51,087 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:51,088 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:51,106 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:51,106 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:51,107 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:51,107 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:51,107 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:51,107 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:51,107 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:51,108 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:51,108 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:51,108 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:51,108 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:51,109 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:51,109 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:51,109 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:51,109 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:51,109 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:51,109 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:51,109 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:51,109 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:51,110 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:51,110 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:51,110 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:51,110 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:51,110 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:51,110 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:51,110 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:51,111 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:51,111 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:51,111 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:51,111 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:51,111 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:51,111 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:51,111 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_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/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 -> 92026101464ba464302fe46f32c691a3f34b37d3 [2018-10-27 05:11:51,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:51,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:51,168 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:51,169 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:51,170 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:51,170 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix057_pso.opt_false-unreach-call.i [2018-10-27 05:11:51,225 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/data/8ab8f0891/3feb1de8a0494698b429b9d6c70f2f47/FLAGb84653bf6 [2018-10-27 05:11:51,621 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:51,622 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/sv-benchmarks/c/pthread-wmm/mix057_pso.opt_false-unreach-call.i [2018-10-27 05:11:51,633 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/data/8ab8f0891/3feb1de8a0494698b429b9d6c70f2f47/FLAGb84653bf6 [2018-10-27 05:11:51,646 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/bin-2019/utaipan/data/8ab8f0891/3feb1de8a0494698b429b9d6c70f2f47 [2018-10-27 05:11:51,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:51,650 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:51,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:51,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:51,655 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:51,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@474fd4db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51, skipping insertion in model container [2018-10-27 05:11:51,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:51,704 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:52,055 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:52,068 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:52,154 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:52,229 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:52,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52 WrapperNode [2018-10-27 05:11:52,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:52,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:52,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:52,230 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:52,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,300 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:52,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:52,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:52,301 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:52,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:52,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:52,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:52,457 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:52,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cfc4c444-9c1f-4ee7-a094-5828b8882aa5/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 05:11:52,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:52,518 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:52,518 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:11:52,518 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:11:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:52,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:52,519 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 05:11:54,342 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:54,385 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,386 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,387 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,388 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,389 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,389 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,390 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,391 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,392 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,395 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,396 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,397 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,398 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,398 WARN L317 ript$VariableManager]: TermVariabe |Thread3_P3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:54,399 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:54,406 INFO L168 Benchmark]: Toolchain (without parser) took 2756.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -118.3 MB). Peak memory consumption was 36.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:54,408 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:54,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.56 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:54,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.80 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 904.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:54,410 INFO L168 Benchmark]: Boogie Preprocessor took 155.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -249.0 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:54,412 INFO L168 Benchmark]: RCFGBuilder took 1948.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 87.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:54,415 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 578.56 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 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 70.80 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 904.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 155.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -249.0 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1948.58 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: 87.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...