./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe014_power.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_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/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 1bcc257048ff8ee2e4cbddb0da55ab23c9efaff5 ..................................................................................................................................................................................................................... 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_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/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 1bcc257048ff8ee2e4cbddb0da55ab23c9efaff5 ................................................................................................................................................................................................................... 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 05:08:53,212 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:53,213 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:53,221 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:53,222 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:53,222 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:53,223 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:53,224 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:53,225 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:53,227 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:53,227 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:53,227 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:53,228 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:53,229 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:53,229 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:53,235 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:53,236 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:53,237 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:53,239 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:53,240 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:53,240 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:53,241 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:53,254 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:53,254 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:53,255 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:53,255 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:53,256 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:53,256 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:53,257 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:53,261 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:53,261 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:53,262 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:53,262 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:53,262 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:53,263 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:53,263 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:53,264 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:08:53,275 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:53,275 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:53,276 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:53,276 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:53,276 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:53,276 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:53,276 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:08:53,276 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:53,276 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:08:53,277 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:08:53,277 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:53,277 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:53,277 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:53,279 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:08:53,279 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:53,279 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:53,279 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:53,279 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:53,279 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:53,280 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:53,280 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:53,280 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:53,280 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:53,280 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:53,280 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:53,281 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:53,281 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:53,281 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:53,281 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:53,281 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:53,281 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:08:53,282 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:53,282 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:08:53,282 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:08:53,282 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_ed90981e-41d4-4de0-b82a-423ff9955af0/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 -> 1bcc257048ff8ee2e4cbddb0da55ab23c9efaff5 [2018-10-27 05:08:53,315 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:53,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:53,328 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:53,329 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:53,329 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:53,329 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i [2018-10-27 05:08:53,375 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/data/cc6d8040e/53a269d5ca4c44eaa8b7e21964bf9665/FLAG2d5556430 [2018-10-27 05:08:53,781 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:53,782 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i [2018-10-27 05:08:53,793 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/data/cc6d8040e/53a269d5ca4c44eaa8b7e21964bf9665/FLAG2d5556430 [2018-10-27 05:08:53,805 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/data/cc6d8040e/53a269d5ca4c44eaa8b7e21964bf9665 [2018-10-27 05:08:53,808 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:53,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:53,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:53,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:53,812 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:53,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:53" (1/1) ... [2018-10-27 05:08:53,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@186a175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:53, skipping insertion in model container [2018-10-27 05:08:53,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:53" (1/1) ... [2018-10-27 05:08:53,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:53,868 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:54,150 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:54,160 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:54,213 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:54,275 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:54,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54 WrapperNode [2018-10-27 05:08:54,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:54,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:54,276 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:54,276 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:54,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,403 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:54,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:54,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:54,403 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:54,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... [2018-10-27 05:08:54,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:54,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:54,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:54,437 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:54,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/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 05:08:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:54,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:54,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:54,486 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:54,486 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:54,486 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:54,487 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:54,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:54,488 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 05:08:56,364 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:56,410 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,411 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,415 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,415 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,416 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,416 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,416 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,417 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,417 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,417 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:56,419 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:56,422 INFO L168 Benchmark]: Toolchain (without parser) took 2613.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 957.0 MB in the beginning and 1.0 GB in the end (delta: -80.3 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:56,423 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:56,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 466.76 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 919.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:56,424 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 919.4 MB in the beginning and 1.1 GB in the end (delta: -219.2 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:56,425 INFO L168 Benchmark]: Boogie Preprocessor took 33.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:56,425 INFO L168 Benchmark]: RCFGBuilder took 1984.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 98.6 MB). Peak memory consumption was 98.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:56,431 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 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 466.76 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 919.4 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 126.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 919.4 MB in the beginning and 1.1 GB in the end (delta: -219.2 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1984.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 98.6 MB). Peak memory consumption was 98.6 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 05:08:58,190 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:58,191 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:58,201 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:58,203 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:58,204 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:58,205 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:58,206 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:58,207 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:58,208 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:58,208 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:58,208 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:58,209 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:58,213 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:58,219 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:58,220 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:58,220 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:58,222 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:58,225 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:58,226 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:58,227 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:58,227 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:58,229 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:58,229 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:58,229 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:58,229 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:58,235 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:58,235 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:58,236 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:58,237 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:58,237 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:58,237 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:58,237 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:58,237 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:58,241 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:58,241 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:58,242 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:08:58,252 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:58,252 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:58,253 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:58,253 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:58,253 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:58,253 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:58,253 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:58,253 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:58,255 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:58,255 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:58,255 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:58,255 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:58,255 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:58,255 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:58,255 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:58,256 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:08:58,256 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:08:58,256 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:58,256 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:58,256 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:58,256 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:58,256 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:58,256 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:58,257 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:58,257 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:58,257 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:58,257 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:58,257 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:58,257 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:08:58,257 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:58,259 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:08:58,260 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:08:58,260 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_ed90981e-41d4-4de0-b82a-423ff9955af0/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 -> 1bcc257048ff8ee2e4cbddb0da55ab23c9efaff5 [2018-10-27 05:08:58,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:58,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:58,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:58,306 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:58,306 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:58,307 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i [2018-10-27 05:08:58,344 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/data/683fcf151/afc9f1f9cb6f4d7a98877e2539948a0e/FLAG586665875 [2018-10-27 05:08:58,809 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:58,810 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i [2018-10-27 05:08:58,828 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/data/683fcf151/afc9f1f9cb6f4d7a98877e2539948a0e/FLAG586665875 [2018-10-27 05:08:58,840 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/bin-2019/utaipan/data/683fcf151/afc9f1f9cb6f4d7a98877e2539948a0e [2018-10-27 05:08:58,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:58,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:58,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:58,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:58,849 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:58,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:58" (1/1) ... [2018-10-27 05:08:58,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142aa1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:58, skipping insertion in model container [2018-10-27 05:08:58,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:58" (1/1) ... [2018-10-27 05:08:58,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:58,910 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:59,232 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:59,256 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:59,343 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:59,399 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:59,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:59 WrapperNode [2018-10-27 05:08:59,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:59,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:59,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:59,400 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:59,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:59" (1/1) ... [2018-10-27 05:08:59,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:59" (1/1) ... [2018-10-27 05:08:59,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:59,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:59,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:59,456 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:59,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:59" (1/1) ... [2018-10-27 05:08:59,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:59" (1/1) ... [2018-10-27 05:08:59,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:59" (1/1) ... [2018-10-27 05:08:59,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:59" (1/1) ... [2018-10-27 05:08:59,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:59" (1/1) ... [2018-10-27 05:08:59,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:59" (1/1) ... [2018-10-27 05:08:59,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:59" (1/1) ... [2018-10-27 05:08:59,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:59,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:59,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:59,588 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:59,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed90981e-41d4-4de0-b82a-423ff9955af0/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 05:08:59,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:59,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:59,631 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:59,631 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:59,631 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:59,632 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:59,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:59,633 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 05:09:01,683 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:01,726 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:01,726 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:01,731 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:01,731 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:01,732 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:01,732 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:01,732 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:01,732 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:01,733 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:01,733 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:01,735 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:09:01,740 INFO L168 Benchmark]: Toolchain (without parser) took 2895.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -116.2 MB). Peak memory consumption was 58.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:01,741 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:01,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 553.63 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 907.6 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:01,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.36 ms. Allocated memory is still 1.0 GB. Free memory is still 907.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:01,742 INFO L168 Benchmark]: Boogie Preprocessor took 132.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 907.6 MB in the beginning and 1.2 GB in the end (delta: -254.7 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:01,743 INFO L168 Benchmark]: RCFGBuilder took 2151.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 100.9 MB). Peak memory consumption was 100.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:01,746 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 553.63 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 907.6 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 55.36 ms. Allocated memory is still 1.0 GB. Free memory is still 907.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 132.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 907.6 MB in the beginning and 1.2 GB in the end (delta: -254.7 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2151.16 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: 100.9 MB). Peak memory consumption was 100.9 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...