./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix044_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_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/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 a5d96bda8bc5656dc7d62854c137d107a5f0f181 .......................................................................................................................................................................................................... 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_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/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 a5d96bda8bc5656dc7d62854c137d107a5f0f181 ........................................................................................................................................................................................................ 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 08:48:00,371 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:48:00,372 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:48:00,379 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:48:00,379 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:48:00,380 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:48:00,381 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:48:00,382 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:48:00,383 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:48:00,383 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:48:00,384 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:48:00,384 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:48:00,385 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:48:00,385 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:48:00,386 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:48:00,387 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:48:00,387 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:48:00,389 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:48:00,390 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:48:00,391 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:48:00,392 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:48:00,392 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:48:00,394 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:48:00,394 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:48:00,394 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:48:00,395 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:48:00,396 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:48:00,396 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:48:00,397 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:48:00,398 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:48:00,398 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:48:00,398 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:48:00,398 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:48:00,398 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:48:00,399 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:48:00,400 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:48:00,400 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:48:00,410 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:48:00,410 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:48:00,410 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:48:00,411 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:48:00,411 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:48:00,411 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:48:00,411 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:48:00,411 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:48:00,411 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:48:00,412 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:48:00,412 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:48:00,412 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:48:00,412 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:48:00,413 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:48:00,413 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:48:00,413 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:48:00,413 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:48:00,413 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:48:00,413 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:48:00,413 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:48:00,414 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:48:00,414 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:48:00,414 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:48:00,414 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:48:00,414 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:48:00,414 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:48:00,415 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:48:00,415 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:48:00,415 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:48:00,415 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:48:00,415 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:48:00,415 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:48:00,415 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:48:00,416 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:48:00,416 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_ca1b2803-1d4e-4b03-9f26-893965406447/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 -> a5d96bda8bc5656dc7d62854c137d107a5f0f181 [2018-11-10 08:48:00,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:48:00,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:48:00,449 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:48:00,450 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:48:00,450 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:48:00,450 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix044_pso.oepc_false-unreach-call.i [2018-11-10 08:48:00,496 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/data/4cc8facbf/b28514cda53140f7bc9c592207dc6052/FLAG1d0fe98c6 [2018-11-10 08:48:00,874 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:48:00,874 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/sv-benchmarks/c/pthread-wmm/mix044_pso.oepc_false-unreach-call.i [2018-11-10 08:48:00,882 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/data/4cc8facbf/b28514cda53140f7bc9c592207dc6052/FLAG1d0fe98c6 [2018-11-10 08:48:00,892 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/data/4cc8facbf/b28514cda53140f7bc9c592207dc6052 [2018-11-10 08:48:00,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:48:00,895 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:48:00,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:48:00,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:48:00,898 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:48:00,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:48:00" (1/1) ... [2018-11-10 08:48:00,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b0f78a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:00, skipping insertion in model container [2018-11-10 08:48:00,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:48:00" (1/1) ... [2018-11-10 08:48:00,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:48:00,940 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:48:01,171 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:48:01,179 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:48:01,228 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:48:01,265 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:48:01,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:01 WrapperNode [2018-11-10 08:48:01,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:48:01,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:48:01,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:48:01,266 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:48:01,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:01" (1/1) ... [2018-11-10 08:48:01,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:01" (1/1) ... [2018-11-10 08:48:01,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:48:01,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:48:01,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:48:01,360 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:48:01,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:01" (1/1) ... [2018-11-10 08:48:01,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:01" (1/1) ... [2018-11-10 08:48:01,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:01" (1/1) ... [2018-11-10 08:48:01,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:01" (1/1) ... [2018-11-10 08:48:01,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:01" (1/1) ... [2018-11-10 08:48:01,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:01" (1/1) ... [2018-11-10 08:48:01,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:01" (1/1) ... [2018-11-10 08:48:01,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:48:01,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:48:01,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:48:01,395 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:48:01,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/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 08:48:01,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:48:01,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:48:01,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:48:01,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:48:01,448 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:48:01,448 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:48:01,448 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:48:01,448 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:48:01,449 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:48:01,449 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:48:01,449 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:48:01,449 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:48:01,449 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 08:48:01,449 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 08:48:01,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:48:01,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:48:01,451 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 08:48:02,294 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:48:02,334 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:48:02,334 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:48:02,335 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:48:02,338 INFO L168 Benchmark]: Toolchain (without parser) took 1444.17 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 957.5 MB in the beginning and 1.0 GB in the end (delta: -49.8 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:02,340 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:48:02,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.45 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 917.3 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:02,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 917.3 MB in the beginning and 1.1 GB in the end (delta: -191.3 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:02,342 INFO L168 Benchmark]: Boogie Preprocessor took 34.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:02,342 INFO L168 Benchmark]: RCFGBuilder took 943.43 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.8 MB). Peak memory consumption was 97.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:02,345 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 370.45 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 917.3 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 917.3 MB in the beginning and 1.1 GB in the end (delta: -191.3 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 943.43 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.8 MB). Peak memory consumption was 97.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:48:03,812 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:48:03,813 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:48:03,822 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:48:03,822 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:48:03,823 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:48:03,824 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:48:03,825 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:48:03,826 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:48:03,827 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:48:03,827 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:48:03,828 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:48:03,828 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:48:03,829 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:48:03,830 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:48:03,830 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:48:03,831 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:48:03,832 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:48:03,833 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:48:03,834 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:48:03,835 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:48:03,836 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:48:03,838 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:48:03,838 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:48:03,838 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:48:03,839 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:48:03,840 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:48:03,840 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:48:03,841 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:48:03,841 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:48:03,841 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:48:03,842 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:48:03,842 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:48:03,842 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:48:03,843 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:48:03,843 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:48:03,844 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 08:48:03,854 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:48:03,854 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:48:03,855 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:48:03,855 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:48:03,855 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:48:03,855 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:48:03,855 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:48:03,855 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:48:03,856 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:48:03,856 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:48:03,856 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:48:03,856 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:48:03,856 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:48:03,857 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:48:03,857 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:48:03,857 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 08:48:03,857 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 08:48:03,857 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:48:03,857 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:48:03,857 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:48:03,857 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:48:03,858 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:48:03,858 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:48:03,858 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:48:03,858 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:48:03,858 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:48:03,858 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:48:03,858 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:48:03,858 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 08:48:03,859 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:48:03,859 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 08:48:03,859 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 08:48:03,859 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_ca1b2803-1d4e-4b03-9f26-893965406447/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 -> a5d96bda8bc5656dc7d62854c137d107a5f0f181 [2018-11-10 08:48:03,888 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:48:03,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:48:03,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:48:03,901 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:48:03,901 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:48:03,902 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix044_pso.oepc_false-unreach-call.i [2018-11-10 08:48:03,953 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/data/26041aa02/fa336e00ee924fb08d011afbba5b272c/FLAG65efb966c [2018-11-10 08:48:04,337 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:48:04,337 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/sv-benchmarks/c/pthread-wmm/mix044_pso.oepc_false-unreach-call.i [2018-11-10 08:48:04,347 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/data/26041aa02/fa336e00ee924fb08d011afbba5b272c/FLAG65efb966c [2018-11-10 08:48:04,355 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/bin-2019/utaipan/data/26041aa02/fa336e00ee924fb08d011afbba5b272c [2018-11-10 08:48:04,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:48:04,359 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:48:04,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:48:04,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:48:04,362 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:48:04,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:48:04" (1/1) ... [2018-11-10 08:48:04,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:04, skipping insertion in model container [2018-11-10 08:48:04,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:48:04" (1/1) ... [2018-11-10 08:48:04,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:48:04,404 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:48:04,651 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:48:04,657 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:48:04,715 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:48:04,760 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:48:04,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:04 WrapperNode [2018-11-10 08:48:04,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:48:04,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:48:04,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:48:04,761 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:48:04,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:04" (1/1) ... [2018-11-10 08:48:04,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:04" (1/1) ... [2018-11-10 08:48:04,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:48:04,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:48:04,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:48:04,856 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:48:04,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:04" (1/1) ... [2018-11-10 08:48:04,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:04" (1/1) ... [2018-11-10 08:48:04,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:04" (1/1) ... [2018-11-10 08:48:04,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:04" (1/1) ... [2018-11-10 08:48:04,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:04" (1/1) ... [2018-11-10 08:48:04,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:04" (1/1) ... [2018-11-10 08:48:04,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:04" (1/1) ... [2018-11-10 08:48:04,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:48:04,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:48:04,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:48:04,886 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:48:04,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:48:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ca1b2803-1d4e-4b03-9f26-893965406447/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 08:48:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:48:04,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:48:04,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:48:04,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:48:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:48:04,930 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:48:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:48:04,930 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:48:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:48:04,930 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:48:04,930 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:48:04,930 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:48:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 08:48:04,931 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 08:48:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:48:04,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:48:04,932 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 08:48:05,611 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:48:05,653 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:48:05,653 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:48:05,654 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:48:05,657 INFO L168 Benchmark]: Toolchain (without parser) took 1298.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -112.7 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:05,658 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:48:05,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 400.72 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:05,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 906.8 MB in the beginning and 1.2 GB in the end (delta: -246.8 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:05,660 INFO L168 Benchmark]: Boogie Preprocessor took 29.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:48:05,660 INFO L168 Benchmark]: RCFGBuilder took 771.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Peak memory consumption was 96.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:48:05,662 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 400.72 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 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 94.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 906.8 MB in the beginning and 1.2 GB in the end (delta: -246.8 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.05 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 771.07 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: 96.5 MB). Peak memory consumption was 96.5 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...