./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/40_barrier_vf_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_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/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 47dbddf2ec59f10e1d64e0e83594d8ffe8890b90 ............................................................................................................................................................................................................ 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_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/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 47dbddf2ec59f10e1d64e0e83594d8ffe8890b90 ........................................................................................................................................................................................................... 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 13:03:08,337 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:03:08,338 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:03:08,344 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:03:08,344 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:03:08,345 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:03:08,346 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:03:08,347 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:03:08,348 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:03:08,349 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:03:08,350 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:03:08,350 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:03:08,350 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:03:08,351 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:03:08,351 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:03:08,352 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:03:08,352 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:03:08,353 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:03:08,354 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:03:08,355 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:03:08,356 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:03:08,356 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:03:08,358 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:03:08,358 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:03:08,358 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:03:08,359 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:03:08,359 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:03:08,360 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:03:08,360 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:03:08,361 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:03:08,361 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:03:08,361 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:03:08,361 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:03:08,362 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:03:08,362 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:03:08,362 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:03:08,363 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 13:03:08,370 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:03:08,370 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:03:08,371 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:03:08,371 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:03:08,371 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:03:08,371 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:03:08,371 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 13:03:08,372 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:03:08,372 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 13:03:08,372 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 13:03:08,372 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:03:08,372 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:03:08,373 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:03:08,373 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:03:08,373 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:03:08,373 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:03:08,373 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:03:08,373 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:03:08,373 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:03:08,374 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:03:08,374 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:03:08,374 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:03:08,374 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:03:08,374 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:03:08,374 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:03:08,374 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:03:08,374 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:03:08,375 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:03:08,375 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:03:08,375 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:03:08,375 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 13:03:08,375 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:03:08,375 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:03:08,375 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 13:03:08,376 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_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/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 -> 47dbddf2ec59f10e1d64e0e83594d8ffe8890b90 [2018-11-10 13:03:08,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:03:08,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:03:08,410 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:03:08,411 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:03:08,411 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:03:08,412 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i [2018-11-10 13:03:08,457 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/data/93f8ffffe/e576db0519ab4d6ba2438bbebe4bf188/FLAG82f3ed460 [2018-11-10 13:03:08,811 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:03:08,812 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i [2018-11-10 13:03:08,819 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/data/93f8ffffe/e576db0519ab4d6ba2438bbebe4bf188/FLAG82f3ed460 [2018-11-10 13:03:08,828 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/data/93f8ffffe/e576db0519ab4d6ba2438bbebe4bf188 [2018-11-10 13:03:08,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:03:08,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:03:08,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:03:08,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:03:08,835 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:03:08,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:03:08" (1/1) ... [2018-11-10 13:03:08,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9b07a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:08, skipping insertion in model container [2018-11-10 13:03:08,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:03:08" (1/1) ... [2018-11-10 13:03:08,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:03:08,877 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:03:09,082 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:03:09,086 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:03:09,119 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:03:09,161 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:03:09,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:09 WrapperNode [2018-11-10 13:03:09,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:03:09,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:03:09,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:03:09,163 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:03:09,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:09" (1/1) ... [2018-11-10 13:03:09,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:09" (1/1) ... [2018-11-10 13:03:09,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:03:09,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:03:09,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:03:09,245 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:03:09,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:09" (1/1) ... [2018-11-10 13:03:09,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:09" (1/1) ... [2018-11-10 13:03:09,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:09" (1/1) ... [2018-11-10 13:03:09,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:09" (1/1) ... [2018-11-10 13:03:09,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:09" (1/1) ... [2018-11-10 13:03:09,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:09" (1/1) ... [2018-11-10 13:03:09,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:09" (1/1) ... [2018-11-10 13:03:09,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:03:09,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:03:09,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:03:09,264 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:03:09,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/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 13:03:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure Barrier2 [2018-11-10 13:03:09,306 INFO L138 BoogieDeclarations]: Found implementation of procedure Barrier2 [2018-11-10 13:03:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 13:03:09,306 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 13:03:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 13:03:09,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 13:03:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:03:09,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:03:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:03:09,307 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:03:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 13:03:09,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 13:03:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:03:09,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:03:09,309 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 13:03:09,503 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:03:09,524 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:03:09,524 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:03:09,525 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:03:09,527 INFO L168 Benchmark]: Toolchain (without parser) took 696.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -149.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:03:09,528 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:03:09,528 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.83 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 927.0 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:09,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 927.0 MB in the beginning and 1.1 GB in the end (delta: -206.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:09,529 INFO L168 Benchmark]: Boogie Preprocessor took 18.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:09,530 INFO L168 Benchmark]: RCFGBuilder took 262.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:09,532 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 330.83 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 927.0 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 927.0 MB in the beginning and 1.1 GB in the end (delta: -206.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.83 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 262.73 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: 24.6 MB). Peak memory consumption was 24.6 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 [2018-11-10 13:03:10,985 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:03:10,986 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:03:10,994 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:03:10,995 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:03:10,995 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:03:10,996 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:03:10,997 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:03:10,998 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:03:10,999 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:03:10,999 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:03:10,999 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:03:11,000 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:03:11,001 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:03:11,001 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:03:11,002 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:03:11,002 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:03:11,004 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:03:11,005 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:03:11,006 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:03:11,007 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:03:11,007 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:03:11,009 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:03:11,009 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:03:11,009 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:03:11,010 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:03:11,010 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:03:11,011 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:03:11,011 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:03:11,012 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:03:11,012 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:03:11,013 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:03:11,013 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:03:11,013 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:03:11,014 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:03:11,014 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:03:11,014 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 13:03:11,024 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:03:11,024 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:03:11,025 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:03:11,025 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:03:11,025 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:03:11,025 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:03:11,025 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:03:11,025 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:03:11,026 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:03:11,026 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:03:11,026 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:03:11,026 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:03:11,026 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:03:11,026 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:03:11,027 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:03:11,027 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 13:03:11,027 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 13:03:11,027 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:03:11,027 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:03:11,027 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:03:11,027 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:03:11,027 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:03:11,027 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:03:11,028 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:03:11,028 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:03:11,028 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:03:11,028 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:03:11,028 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:03:11,028 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 13:03:11,028 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:03:11,028 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 13:03:11,029 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 13:03:11,029 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_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/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 -> 47dbddf2ec59f10e1d64e0e83594d8ffe8890b90 [2018-11-10 13:03:11,059 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:03:11,068 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:03:11,071 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:03:11,072 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:03:11,073 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:03:11,073 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i [2018-11-10 13:03:11,118 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/data/bcb10b8f1/75dd9c70fff947b48d2c8613591afc60/FLAG3e475b69e [2018-11-10 13:03:11,450 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:03:11,450 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/sv-benchmarks/c/pthread-ext/40_barrier_vf_false-unreach-call.i [2018-11-10 13:03:11,460 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/data/bcb10b8f1/75dd9c70fff947b48d2c8613591afc60/FLAG3e475b69e [2018-11-10 13:03:11,468 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/bin-2019/utaipan/data/bcb10b8f1/75dd9c70fff947b48d2c8613591afc60 [2018-11-10 13:03:11,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:03:11,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:03:11,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:03:11,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:03:11,474 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:03:11,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:03:11" (1/1) ... [2018-11-10 13:03:11,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c1e595 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:11, skipping insertion in model container [2018-11-10 13:03:11,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:03:11" (1/1) ... [2018-11-10 13:03:11,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:03:11,516 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:03:11,747 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:03:11,752 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:03:11,783 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:03:11,836 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:03:11,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:11 WrapperNode [2018-11-10 13:03:11,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:03:11,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:03:11,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:03:11,837 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:03:11,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:11" (1/1) ... [2018-11-10 13:03:11,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:11" (1/1) ... [2018-11-10 13:03:11,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:03:11,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:03:11,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:03:11,874 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:03:11,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:11" (1/1) ... [2018-11-10 13:03:11,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:11" (1/1) ... [2018-11-10 13:03:11,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:11" (1/1) ... [2018-11-10 13:03:11,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:11" (1/1) ... [2018-11-10 13:03:11,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:11" (1/1) ... [2018-11-10 13:03:11,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:11" (1/1) ... [2018-11-10 13:03:11,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:11" (1/1) ... [2018-11-10 13:03:11,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:03:11,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:03:11,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:03:11,950 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:03:11,950 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:03:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7bd580f4-2b2c-4cd6-b28e-80267bb22c9d/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 13:03:11,992 INFO L130 BoogieDeclarations]: Found specification of procedure Barrier2 [2018-11-10 13:03:11,992 INFO L138 BoogieDeclarations]: Found implementation of procedure Barrier2 [2018-11-10 13:03:11,992 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 13:03:11,992 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 13:03:11,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 13:03:11,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 13:03:11,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:03:11,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:03:11,992 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:03:11,993 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:03:11,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 13:03:11,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 13:03:11,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:03:11,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:03:11,994 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 13:03:12,179 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:03:12,197 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:03:12,197 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:03:12,198 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:03:12,201 INFO L168 Benchmark]: Toolchain (without parser) took 730.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -186.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:03:12,202 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:03:12,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.16 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 913.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:12,203 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.48 ms. Allocated memory is still 1.0 GB. Free memory is still 913.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:03:12,203 INFO L168 Benchmark]: Boogie Preprocessor took 75.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 913.2 MB in the beginning and 1.2 GB in the end (delta: -238.1 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:12,204 INFO L168 Benchmark]: RCFGBuilder took 250.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:03:12,207 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.16 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 36.48 ms. Allocated memory is still 1.0 GB. Free memory is still 913.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 913.2 MB in the beginning and 1.2 GB in the end (delta: -238.1 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 250.51 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: 19.3 MB). Peak memory consumption was 19.3 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...