./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe022_pso.oepc_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_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe022_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/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 aa34029f8330b35f84f4d1fd49a98940754a0969 ....................................................................................................................................................................................................... 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_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe022_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/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 aa34029f8330b35f84f4d1fd49a98940754a0969 ....................................................................................................................................................................................................... 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 03:56:37,319 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:56:37,320 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:56:37,327 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:56:37,327 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:56:37,328 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:56:37,329 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:56:37,330 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:56:37,331 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:56:37,332 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:56:37,332 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:56:37,333 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:56:37,333 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:56:37,334 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:56:37,335 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:56:37,335 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:56:37,336 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:56:37,337 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:56:37,338 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:56:37,340 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:56:37,340 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:56:37,341 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:56:37,343 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:56:37,343 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:56:37,343 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:56:37,344 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:56:37,344 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:56:37,345 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:56:37,346 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:56:37,346 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:56:37,346 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:56:37,347 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:56:37,347 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:56:37,347 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:56:37,348 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:56:37,348 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:56:37,349 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 03:56:37,358 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:56:37,358 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:56:37,359 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:56:37,359 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 03:56:37,359 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 03:56:37,359 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 03:56:37,360 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 03:56:37,360 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 03:56:37,360 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 03:56:37,360 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 03:56:37,360 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 03:56:37,361 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:56:37,361 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:56:37,361 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:56:37,361 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:56:37,361 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:56:37,361 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:56:37,361 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:56:37,362 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:56:37,362 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:56:37,362 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:56:37,362 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:56:37,362 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:56:37,362 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:56:37,362 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:56:37,363 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:56:37,363 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:56:37,363 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:56:37,363 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:56:37,363 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:56:37,363 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 03:56:37,363 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:56:37,363 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:56:37,364 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 03:56:37,364 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_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/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 -> aa34029f8330b35f84f4d1fd49a98940754a0969 [2018-11-10 03:56:37,386 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:56:37,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:56:37,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:56:37,399 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:56:37,399 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:56:37,399 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe022_pso.oepc_false-unreach-call.i [2018-11-10 03:56:37,436 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/data/b07d90deb/f49dcf995145414d9f82b9b087f4ec82/FLAG0adf0cf0e [2018-11-10 03:56:37,894 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:56:37,895 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/sv-benchmarks/c/pthread-wmm/safe022_pso.oepc_false-unreach-call.i [2018-11-10 03:56:37,905 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/data/b07d90deb/f49dcf995145414d9f82b9b087f4ec82/FLAG0adf0cf0e [2018-11-10 03:56:37,916 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/data/b07d90deb/f49dcf995145414d9f82b9b087f4ec82 [2018-11-10 03:56:37,919 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:56:37,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:56:37,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:56:37,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:56:37,925 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:56:37,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:56:37" (1/1) ... [2018-11-10 03:56:37,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@89bde99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:37, skipping insertion in model container [2018-11-10 03:56:37,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:56:37" (1/1) ... [2018-11-10 03:56:37,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:56:37,973 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:56:38,209 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:56:38,212 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:56:38,252 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:56:38,284 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:56:38,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:38 WrapperNode [2018-11-10 03:56:38,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:56:38,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:56:38,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:56:38,285 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:56:38,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:38" (1/1) ... [2018-11-10 03:56:38,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:38" (1/1) ... [2018-11-10 03:56:38,370 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:56:38,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:56:38,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:56:38,371 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:56:38,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:38" (1/1) ... [2018-11-10 03:56:38,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:38" (1/1) ... [2018-11-10 03:56:38,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:38" (1/1) ... [2018-11-10 03:56:38,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:38" (1/1) ... [2018-11-10 03:56:38,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:38" (1/1) ... [2018-11-10 03:56:38,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:38" (1/1) ... [2018-11-10 03:56:38,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:38" (1/1) ... [2018-11-10 03:56:38,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:56:38,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:56:38,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:56:38,392 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:56:38,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/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 03:56:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 03:56:38,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 03:56:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:56:38,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:56:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:56:38,434 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:56:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 03:56:38,434 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 03:56:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 03:56:38,434 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 03:56:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:56:38,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:56:38,435 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 03:56:38,980 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:56:39,007 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:56:39,008 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:56:39,009 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 03:56:39,011 INFO L168 Benchmark]: Toolchain (without parser) took 1091.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -153.0 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2018-11-10 03:56:39,013 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:56:39,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.84 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 919.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:56:39,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 919.6 MB in the beginning and 1.2 GB in the end (delta: -256.6 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-11-10 03:56:39,016 INFO L168 Benchmark]: Boogie Preprocessor took 20.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:56:39,017 INFO L168 Benchmark]: RCFGBuilder took 619.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 71.4 MB). Peak memory consumption was 71.4 MB. Max. memory is 11.5 GB. [2018-11-10 03:56:39,019 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 363.84 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 919.6 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 85.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 919.6 MB in the beginning and 1.2 GB in the end (delta: -256.6 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.80 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 619.13 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: 71.4 MB). Peak memory consumption was 71.4 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 03:56:40,473 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:56:40,474 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:56:40,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:56:40,483 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:56:40,484 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:56:40,484 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:56:40,486 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:56:40,487 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:56:40,487 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:56:40,488 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:56:40,488 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:56:40,489 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:56:40,489 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:56:40,490 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:56:40,491 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:56:40,491 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:56:40,492 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:56:40,494 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:56:40,495 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:56:40,496 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:56:40,497 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:56:40,499 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:56:40,499 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:56:40,499 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:56:40,500 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:56:40,500 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:56:40,501 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:56:40,501 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:56:40,502 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:56:40,502 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:56:40,503 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:56:40,503 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:56:40,503 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:56:40,504 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:56:40,504 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:56:40,505 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 03:56:40,516 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:56:40,516 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:56:40,516 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:56:40,517 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 03:56:40,517 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 03:56:40,517 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 03:56:40,517 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 03:56:40,517 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 03:56:40,518 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:56:40,518 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:56:40,518 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:56:40,518 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:56:40,518 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:56:40,519 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:56:40,519 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:56:40,519 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 03:56:40,519 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 03:56:40,519 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:56:40,519 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:56:40,520 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:56:40,520 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:56:40,520 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:56:40,520 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:56:40,520 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:56:40,520 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:56:40,521 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:56:40,521 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:56:40,521 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:56:40,521 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 03:56:40,521 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:56:40,521 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 03:56:40,521 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 03:56:40,522 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_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/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 -> aa34029f8330b35f84f4d1fd49a98940754a0969 [2018-11-10 03:56:40,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:56:40,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:56:40,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:56:40,570 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:56:40,571 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:56:40,571 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe022_pso.oepc_false-unreach-call.i [2018-11-10 03:56:40,613 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/data/1ff51f0c8/6afe7bc4192b4f09be189597a420398d/FLAG1bd01c88f [2018-11-10 03:56:40,976 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:56:40,976 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/sv-benchmarks/c/pthread-wmm/safe022_pso.oepc_false-unreach-call.i [2018-11-10 03:56:40,988 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/data/1ff51f0c8/6afe7bc4192b4f09be189597a420398d/FLAG1bd01c88f [2018-11-10 03:56:41,000 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/bin-2019/utaipan/data/1ff51f0c8/6afe7bc4192b4f09be189597a420398d [2018-11-10 03:56:41,003 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:56:41,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:56:41,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:56:41,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:56:41,008 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:56:41,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:56:41" (1/1) ... [2018-11-10 03:56:41,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:41, skipping insertion in model container [2018-11-10 03:56:41,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:56:41" (1/1) ... [2018-11-10 03:56:41,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:56:41,054 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:56:41,320 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:56:41,326 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:56:41,372 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:56:41,430 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:56:41,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:41 WrapperNode [2018-11-10 03:56:41,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:56:41,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:56:41,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:56:41,431 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:56:41,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:41" (1/1) ... [2018-11-10 03:56:41,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:41" (1/1) ... [2018-11-10 03:56:41,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:56:41,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:56:41,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:56:41,535 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:56:41,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:41" (1/1) ... [2018-11-10 03:56:41,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:41" (1/1) ... [2018-11-10 03:56:41,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:41" (1/1) ... [2018-11-10 03:56:41,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:41" (1/1) ... [2018-11-10 03:56:41,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:41" (1/1) ... [2018-11-10 03:56:41,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:41" (1/1) ... [2018-11-10 03:56:41,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:41" (1/1) ... [2018-11-10 03:56:41,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:56:41,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:56:41,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:56:41,560 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:56:41,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:56:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bd52d3da-47b7-446e-bfa9-a48ff653c7a5/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 03:56:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 03:56:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 03:56:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:56:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:56:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:56:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:56:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 03:56:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 03:56:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 03:56:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 03:56:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:56:41,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:56:41,603 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 03:56:42,187 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:56:42,214 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:56:42,214 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:56:42,215 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 03:56:42,218 INFO L168 Benchmark]: Toolchain (without parser) took 1214.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -116.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2018-11-10 03:56:42,219 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:56:42,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.79 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 905.7 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:56:42,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 905.7 MB in the beginning and 1.1 GB in the end (delta: -227.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:56:42,220 INFO L168 Benchmark]: Boogie Preprocessor took 24.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:56:42,221 INFO L168 Benchmark]: RCFGBuilder took 657.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 73.2 MB). Peak memory consumption was 73.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:56:42,223 INFO L336 ainManager$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 425.79 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 905.7 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 905.7 MB in the beginning and 1.1 GB in the end (delta: -227.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 657.24 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: 73.2 MB). Peak memory consumption was 73.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...