./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/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 bf24cd7b916b23b6d1ee7fcafd0e5b379d458909 .................................................................................................................................................................................................................. 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_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/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 bf24cd7b916b23b6d1ee7fcafd0e5b379d458909 ........................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:18:06,420 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:18:06,421 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:18:06,430 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:18:06,430 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:18:06,431 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:18:06,432 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:18:06,434 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:18:06,435 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:18:06,436 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:18:06,437 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:18:06,437 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:18:06,438 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:18:06,438 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:18:06,439 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:18:06,440 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:18:06,440 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:18:06,442 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:18:06,443 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:18:06,444 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:18:06,445 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:18:06,446 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:18:06,447 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:18:06,447 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:18:06,448 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:18:06,448 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:18:06,449 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:18:06,450 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:18:06,451 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:18:06,451 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:18:06,452 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:18:06,452 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:18:06,452 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:18:06,452 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:18:06,453 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:18:06,454 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:18:06,454 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 04:18:06,464 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:18:06,465 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:18:06,465 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:18:06,465 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 04:18:06,466 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 04:18:06,466 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 04:18:06,466 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 04:18:06,466 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 04:18:06,466 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 04:18:06,466 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 04:18:06,467 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 04:18:06,467 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:18:06,467 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:18:06,467 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:18:06,467 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:18:06,468 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:18:06,468 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:18:06,468 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:18:06,468 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:18:06,468 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:18:06,468 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:18:06,468 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:18:06,469 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:18:06,469 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:18:06,469 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:18:06,469 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:18:06,469 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:18:06,469 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:18:06,470 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:18:06,470 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:18:06,470 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 04:18:06,470 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:18:06,470 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:18:06,470 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 04:18:06,470 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_b6c377af-ffff-41ce-8fd2-ba8badf16e40/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 -> bf24cd7b916b23b6d1ee7fcafd0e5b379d458909 [2018-11-10 04:18:06,493 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:18:06,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:18:06,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:18:06,506 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:18:06,507 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:18:06,507 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i [2018-11-10 04:18:06,546 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/data/8ec1f1626/f2c5c2bdecea47e88711cc94f3712e53/FLAG9703e91b8 [2018-11-10 04:18:06,930 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:18:06,934 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i [2018-11-10 04:18:06,944 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/data/8ec1f1626/f2c5c2bdecea47e88711cc94f3712e53/FLAG9703e91b8 [2018-11-10 04:18:06,954 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/data/8ec1f1626/f2c5c2bdecea47e88711cc94f3712e53 [2018-11-10 04:18:06,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:18:06,957 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:18:06,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:18:06,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:18:06,960 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:18:06,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:18:06" (1/1) ... [2018-11-10 04:18:06,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4943cf3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:06, skipping insertion in model container [2018-11-10 04:18:06,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:18:06" (1/1) ... [2018-11-10 04:18:06,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:18:06,996 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:18:07,192 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:18:07,199 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:18:07,230 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:18:07,262 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:18:07,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:07 WrapperNode [2018-11-10 04:18:07,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:18:07,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:18:07,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:18:07,263 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:18:07,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:07" (1/1) ... [2018-11-10 04:18:07,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:07" (1/1) ... [2018-11-10 04:18:07,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:18:07,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:18:07,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:18:07,344 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:18:07,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:07" (1/1) ... [2018-11-10 04:18:07,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:07" (1/1) ... [2018-11-10 04:18:07,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:07" (1/1) ... [2018-11-10 04:18:07,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:07" (1/1) ... [2018-11-10 04:18:07,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:07" (1/1) ... [2018-11-10 04:18:07,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:07" (1/1) ... [2018-11-10 04:18:07,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:07" (1/1) ... [2018-11-10 04:18:07,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:18:07,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:18:07,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:18:07,364 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:18:07,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:18:07,412 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 04:18:07,413 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 04:18:07,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_fetch_and_inc [2018-11-10 04:18:07,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_fetch_and_inc [2018-11-10 04:18:07,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:18:07,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:18:07,413 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:18:07,413 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:18:07,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:18:07,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:18:07,415 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 04:18:07,645 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:18:07,662 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:18:07,663 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:18:07,664 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 04:18:07,667 INFO L168 Benchmark]: Toolchain (without parser) took 710.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -187.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:18:07,668 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:18:07,668 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.35 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 918.9 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:18:07,668 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 918.9 MB in the beginning and 1.2 GB in the end (delta: -248.2 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-11-10 04:18:07,669 INFO L168 Benchmark]: Boogie Preprocessor took 19.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:18:07,669 INFO L168 Benchmark]: RCFGBuilder took 302.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:18:07,672 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.35 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 918.9 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 80.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 918.9 MB in the beginning and 1.2 GB in the end (delta: -248.2 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 302.39 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: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:18:09,142 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:18:09,143 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:18:09,151 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:18:09,151 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:18:09,152 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:18:09,153 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:18:09,154 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:18:09,155 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:18:09,156 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:18:09,156 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:18:09,157 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:18:09,157 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:18:09,158 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:18:09,159 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:18:09,160 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:18:09,160 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:18:09,161 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:18:09,163 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:18:09,164 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:18:09,165 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:18:09,166 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:18:09,168 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:18:09,168 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:18:09,169 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:18:09,169 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:18:09,170 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:18:09,171 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:18:09,172 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:18:09,172 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:18:09,173 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:18:09,173 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:18:09,173 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:18:09,173 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:18:09,174 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:18:09,175 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:18:09,175 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 04:18:09,186 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:18:09,186 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:18:09,187 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:18:09,187 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 04:18:09,187 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 04:18:09,187 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 04:18:09,188 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 04:18:09,188 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 04:18:09,188 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:18:09,188 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:18:09,188 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:18:09,189 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:18:09,189 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:18:09,189 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:18:09,189 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:18:09,190 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 04:18:09,190 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 04:18:09,190 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:18:09,190 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:18:09,190 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:18:09,190 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:18:09,190 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:18:09,190 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:18:09,191 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:18:09,191 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:18:09,191 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:18:09,191 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:18:09,191 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:18:09,191 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 04:18:09,191 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:18:09,191 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 04:18:09,191 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 04:18:09,191 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_b6c377af-ffff-41ce-8fd2-ba8badf16e40/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 -> bf24cd7b916b23b6d1ee7fcafd0e5b379d458909 [2018-11-10 04:18:09,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:18:09,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:18:09,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:18:09,232 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:18:09,232 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:18:09,233 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i [2018-11-10 04:18:09,270 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/data/35c35de5a/14f6b46498f9486585fb17d1cbd58c25/FLAG92860b3ce [2018-11-10 04:18:09,699 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:18:09,700 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs_true-unreach-call.i [2018-11-10 04:18:09,708 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/data/35c35de5a/14f6b46498f9486585fb17d1cbd58c25/FLAG92860b3ce [2018-11-10 04:18:09,717 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/data/35c35de5a/14f6b46498f9486585fb17d1cbd58c25 [2018-11-10 04:18:09,719 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:18:09,721 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:18:09,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:18:09,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:18:09,723 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:18:09,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:18:09" (1/1) ... [2018-11-10 04:18:09,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e034e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:09, skipping insertion in model container [2018-11-10 04:18:09,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:18:09" (1/1) ... [2018-11-10 04:18:09,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:18:09,759 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:18:09,968 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:18:09,977 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:18:10,008 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:18:10,046 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:18:10,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:10 WrapperNode [2018-11-10 04:18:10,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:18:10,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:18:10,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:18:10,048 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:18:10,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:10" (1/1) ... [2018-11-10 04:18:10,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:10" (1/1) ... [2018-11-10 04:18:10,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:18:10,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:18:10,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:18:10,082 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:18:10,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:10" (1/1) ... [2018-11-10 04:18:10,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:10" (1/1) ... [2018-11-10 04:18:10,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:10" (1/1) ... [2018-11-10 04:18:10,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:10" (1/1) ... [2018-11-10 04:18:10,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:10" (1/1) ... [2018-11-10 04:18:10,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:10" (1/1) ... [2018-11-10 04:18:10,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:10" (1/1) ... [2018-11-10 04:18:10,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:18:10,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:18:10,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:18:10,146 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:18:10,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:18:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b6c377af-ffff-41ce-8fd2-ba8badf16e40/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:18:10,180 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 04:18:10,180 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 04:18:10,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_fetch_and_inc [2018-11-10 04:18:10,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_fetch_and_inc [2018-11-10 04:18:10,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:18:10,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:18:10,181 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:18:10,181 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:18:10,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:18:10,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:18:10,182 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 04:18:10,428 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:18:10,447 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:18:10,447 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:18:10,448 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 04:18:10,450 INFO L168 Benchmark]: Toolchain (without parser) took 730.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -153.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:18:10,451 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:18:10,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.09 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 913.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:18:10,452 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.74 ms. Allocated memory is still 1.0 GB. Free memory was 913.2 MB in the beginning and 907.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:18:10,453 INFO L168 Benchmark]: Boogie Preprocessor took 63.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -222.0 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:18:10,453 INFO L168 Benchmark]: RCFGBuilder took 304.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:18:10,455 INFO L336 ainManager$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 326.09 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 913.2 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 33.74 ms. Allocated memory is still 1.0 GB. Free memory was 913.2 MB in the beginning and 907.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -222.0 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 304.35 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: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...