./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix024_rmo.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/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 ee27d5d427274e4372cd9ac47c2dd9bfe0d87da9 ............................................................................................................................................................................................................... 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_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/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 ee27d5d427274e4372cd9ac47c2dd9bfe0d87da9 ............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:31,337 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:31,338 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:31,348 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:31,349 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:31,350 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:31,351 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:31,352 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:31,354 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:31,354 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:31,355 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:31,355 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:31,356 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:31,357 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:31,358 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:31,359 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:31,359 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:31,361 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:31,362 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:31,364 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:31,365 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:31,366 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:31,368 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:31,368 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:31,369 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:31,369 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:31,370 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:31,377 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:31,378 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:31,379 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:31,379 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:31,380 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:31,380 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:31,380 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:31,382 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:31,382 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:31,383 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:31,402 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:31,405 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:31,406 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:31,406 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:31,407 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:31,407 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:31,407 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:31,407 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:31,407 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:31,407 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:31,408 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:31,410 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:31,410 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:31,411 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:31,411 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:31,411 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:31,411 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:31,411 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:31,412 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:31,412 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:31,412 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:31,412 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:31,412 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:31,413 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:31,413 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:31,413 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:31,413 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:31,413 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:31,413 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:31,414 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:31,414 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:31,414 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:31,414 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:31,414 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:31,414 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_89fb7670-d795-4f47-8637-646d2d551d23/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 -> ee27d5d427274e4372cd9ac47c2dd9bfe0d87da9 [2018-10-27 05:12:31,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:31,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:31,487 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:31,489 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:31,489 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:31,490 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix024_rmo.opt_false-unreach-call.i [2018-10-27 05:12:31,550 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/data/3510d636b/753e83f0290344998d75aa0974334778/FLAG12ffe9bca [2018-10-27 05:12:32,023 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:32,024 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/sv-benchmarks/c/pthread-wmm/mix024_rmo.opt_false-unreach-call.i [2018-10-27 05:12:32,051 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/data/3510d636b/753e83f0290344998d75aa0974334778/FLAG12ffe9bca [2018-10-27 05:12:32,071 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/data/3510d636b/753e83f0290344998d75aa0974334778 [2018-10-27 05:12:32,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:32,078 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:32,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:32,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:32,085 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:32,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:32,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c7ce24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32, skipping insertion in model container [2018-10-27 05:12:32,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:32,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:32,167 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:32,647 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:32,656 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:32,747 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:32,835 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:32,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32 WrapperNode [2018-10-27 05:12:32,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:32,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:32,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:32,837 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:32,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:32,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:32,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:32,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:32,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:32,993 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:33,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:33,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:33,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:33,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:33,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:33,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:33,026 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:33,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:33,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:33,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:33,033 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:33,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:33,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:33,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:33,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:33,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:33,133 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:33,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:33,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:33,136 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:34,845 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:34,889 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:34,889 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:34,892 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:34,892 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:34,894 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:34,894 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:34,895 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:34,900 INFO L168 Benchmark]: Toolchain (without parser) took 2823.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -120.0 MB). Peak memory consumption was 35.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:34,902 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:34,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.50 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 915.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:34,904 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 915.5 MB in the beginning and 1.1 GB in the end (delta: -233.7 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:34,907 INFO L168 Benchmark]: Boogie Preprocessor took 39.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:34,909 INFO L168 Benchmark]: RCFGBuilder took 1866.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 73.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:34,912 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 757.50 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 915.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 156.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 915.5 MB in the beginning and 1.1 GB in the end (delta: -233.7 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.69 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1866.51 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: 73.5 MB). Peak memory consumption was 73.5 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:37,127 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:37,129 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:37,140 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:37,141 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:37,142 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:37,143 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:37,144 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:37,146 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:37,147 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:37,148 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:37,148 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:37,150 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:37,151 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:37,152 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:37,152 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:37,154 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:37,155 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:37,158 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:37,159 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:37,160 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:37,162 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:37,164 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:37,164 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:37,164 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:37,166 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:37,167 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:37,168 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:37,168 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:37,169 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:37,169 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:37,170 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:37,170 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:37,170 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:37,171 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:37,172 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:37,172 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:37,186 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:37,186 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:37,187 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:37,187 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:37,187 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:37,188 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:37,188 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:37,188 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:37,189 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:37,189 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:37,189 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:37,189 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:37,189 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:37,189 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:37,190 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:37,190 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:37,190 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:37,190 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:37,190 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:37,190 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:37,191 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:37,191 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:37,191 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:37,191 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:37,191 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:37,191 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:37,192 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:37,192 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:37,192 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:37,192 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:37,196 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:37,196 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:37,196 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_89fb7670-d795-4f47-8637-646d2d551d23/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 -> ee27d5d427274e4372cd9ac47c2dd9bfe0d87da9 [2018-10-27 05:12:37,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:37,275 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:37,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:37,284 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:37,285 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:37,285 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix024_rmo.opt_false-unreach-call.i [2018-10-27 05:12:37,347 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/data/212d1a711/86a194f4c7a744a392f78f48cec8276b/FLAGf21d2b3b7 [2018-10-27 05:12:37,897 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:37,898 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/sv-benchmarks/c/pthread-wmm/mix024_rmo.opt_false-unreach-call.i [2018-10-27 05:12:37,916 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/data/212d1a711/86a194f4c7a744a392f78f48cec8276b/FLAGf21d2b3b7 [2018-10-27 05:12:37,932 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/data/212d1a711/86a194f4c7a744a392f78f48cec8276b [2018-10-27 05:12:37,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:37,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:37,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:37,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:37,943 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:37,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27618903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37, skipping insertion in model container [2018-10-27 05:12:37,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:38,021 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:38,467 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:38,488 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:38,608 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:38,698 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:38,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38 WrapperNode [2018-10-27 05:12:38,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:38,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:38,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:38,700 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:38,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:38,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:38,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:38,849 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:38,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... [2018-10-27 05:12:38,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:38,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:38,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:38,892 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:38,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_89fb7670-d795-4f47-8637-646d2d551d23/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:38,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:38,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:38,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:38,951 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:38,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:38,952 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:38,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:38,952 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:38,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:38,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:38,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:38,955 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:40,724 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:40,773 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,775 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,778 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,779 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,780 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:40,781 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:40,785 INFO L168 Benchmark]: Toolchain (without parser) took 2848.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -134.1 MB). Peak memory consumption was 44.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,787 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:40,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 760.30 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 911.6 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 911.6 MB in the beginning and 1.2 GB in the end (delta: -247.9 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,792 INFO L168 Benchmark]: Boogie Preprocessor took 43.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:40,792 INFO L168 Benchmark]: RCFGBuilder took 1892.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:40,795 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 760.30 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 911.6 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 148.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 911.6 MB in the beginning and 1.2 GB in the end (delta: -247.9 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.09 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 1892.04 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: 76.2 MB). Peak memory consumption was 76.2 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...