./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix050_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_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix050_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/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 86a8c5552e67f83e4b761f9777ef36569728ff32 ................................................................................................................................................................................................................ 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_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix050_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/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 86a8c5552e67f83e4b761f9777ef36569728ff32 .......................................................................................................................................................................................................... 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 05:13:10,328 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:10,330 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:10,340 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:10,340 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:10,341 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:10,343 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:10,348 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:10,351 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:10,353 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:10,354 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:10,354 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:10,355 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:10,356 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:10,357 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:10,358 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:10,358 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:10,362 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:10,364 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:10,365 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:10,366 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:10,367 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:10,381 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:10,381 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:10,382 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:10,382 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:10,383 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:10,384 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:10,384 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:10,388 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:10,388 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:10,389 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:10,389 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:10,389 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:10,390 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:10,390 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:10,391 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:10,408 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:10,412 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:10,413 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:10,414 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:10,414 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:10,414 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:10,414 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:10,414 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:10,414 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:10,415 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:10,415 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:10,415 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:10,415 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:10,416 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:10,416 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:10,416 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:10,416 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:10,416 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:10,416 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:10,418 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:10,418 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:10,418 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:10,418 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:10,418 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:10,418 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:10,419 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:10,419 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:10,419 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:10,419 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:10,419 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:10,419 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:10,419 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:10,420 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:10,420 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:10,420 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_8a5813f4-af9a-47ec-8b27-096655362054/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 -> 86a8c5552e67f83e4b761f9777ef36569728ff32 [2018-10-27 05:13:10,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:10,474 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:10,476 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:10,477 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:10,477 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:10,478 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix050_rmo.opt_false-unreach-call.i [2018-10-27 05:13:10,534 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/data/31f10419e/c19bb09a565645378feb98d58259a153/FLAG754dce052 [2018-10-27 05:13:10,966 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:10,967 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/sv-benchmarks/c/pthread-wmm/mix050_rmo.opt_false-unreach-call.i [2018-10-27 05:13:10,981 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/data/31f10419e/c19bb09a565645378feb98d58259a153/FLAG754dce052 [2018-10-27 05:13:10,997 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/data/31f10419e/c19bb09a565645378feb98d58259a153 [2018-10-27 05:13:10,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:11,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:11,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:11,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:11,005 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:11,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:10" (1/1) ... [2018-10-27 05:13:11,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@186a175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11, skipping insertion in model container [2018-10-27 05:13:11,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:10" (1/1) ... [2018-10-27 05:13:11,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:11,085 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:11,490 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:11,501 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:11,580 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:11,644 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:11,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11 WrapperNode [2018-10-27 05:13:11,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:11,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:11,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:11,646 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:11,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:11,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:11,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:11,787 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:11,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:11,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:11,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:11,842 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:11,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/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 05:13:11,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:11,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:11,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:11,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:11,917 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:11,917 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:11,917 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:11,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:11,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:11,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:13:11,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:13:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:11,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:11,920 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 05:13:14,023 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:14,080 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:14,084 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:14,085 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:14,093 INFO L168 Benchmark]: Toolchain (without parser) took 3093.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -109.0 MB). Peak memory consumption was 52.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:14,097 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:14,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.11 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 919.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:14,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 141.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 919.4 MB in the beginning and 1.2 GB in the end (delta: -235.5 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:14,101 INFO L168 Benchmark]: Boogie Preprocessor took 53.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:14,104 INFO L168 Benchmark]: RCFGBuilder took 2251.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 86.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:14,107 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 644.11 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 919.4 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 141.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 919.4 MB in the beginning and 1.2 GB in the end (delta: -235.5 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2251.45 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: 86.2 MB). Peak memory consumption was 86.2 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:16,110 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:16,111 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:16,121 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:16,121 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:16,122 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:16,123 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:16,126 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:16,127 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:16,128 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:16,129 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:16,129 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:16,130 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:16,131 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:16,132 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:16,133 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:16,136 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:16,137 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:16,139 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:16,140 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:16,141 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:16,142 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:16,144 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:16,144 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:16,144 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:16,157 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:16,158 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:16,159 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:16,160 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:16,160 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:16,161 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:16,161 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:16,161 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:16,162 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:16,163 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:16,163 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:16,164 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:16,186 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:16,186 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:16,187 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:16,187 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:16,187 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:16,187 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:16,187 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:16,188 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:16,188 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:16,188 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:16,189 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:16,190 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:16,190 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:16,190 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:16,190 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:16,190 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:16,190 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:16,191 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:16,191 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:16,191 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:16,191 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:16,191 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:16,191 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:16,192 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:16,192 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:16,192 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:16,192 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:16,192 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:16,192 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:16,194 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:16,194 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:16,194 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:16,194 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_8a5813f4-af9a-47ec-8b27-096655362054/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 -> 86a8c5552e67f83e4b761f9777ef36569728ff32 [2018-10-27 05:13:16,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:16,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:16,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:16,260 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:16,260 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:16,262 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix050_rmo.opt_false-unreach-call.i [2018-10-27 05:13:16,314 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/data/a56d36c9d/09560f53ee9e42849fd27eff19112c15/FLAG2f953acc4 [2018-10-27 05:13:16,787 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:16,788 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/sv-benchmarks/c/pthread-wmm/mix050_rmo.opt_false-unreach-call.i [2018-10-27 05:13:16,804 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/data/a56d36c9d/09560f53ee9e42849fd27eff19112c15/FLAG2f953acc4 [2018-10-27 05:13:16,818 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/bin-2019/utaipan/data/a56d36c9d/09560f53ee9e42849fd27eff19112c15 [2018-10-27 05:13:16,821 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:16,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:16,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:16,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:16,827 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:16,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:16" (1/1) ... [2018-10-27 05:13:16,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@716c8ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:16, skipping insertion in model container [2018-10-27 05:13:16,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:16" (1/1) ... [2018-10-27 05:13:16,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:16,887 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:17,352 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:17,362 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:17,435 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:17,508 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:17,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:17 WrapperNode [2018-10-27 05:13:17,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:17,509 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:17,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:17,509 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:17,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:17" (1/1) ... [2018-10-27 05:13:17,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:17" (1/1) ... [2018-10-27 05:13:17,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:17,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:17,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:17,658 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:17,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:17" (1/1) ... [2018-10-27 05:13:17,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:17" (1/1) ... [2018-10-27 05:13:17,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:17" (1/1) ... [2018-10-27 05:13:17,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:17" (1/1) ... [2018-10-27 05:13:17,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:17" (1/1) ... [2018-10-27 05:13:17,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:17" (1/1) ... [2018-10-27 05:13:17,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:17" (1/1) ... [2018-10-27 05:13:17,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:17,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:17,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:17,706 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:17,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a5813f4-af9a-47ec-8b27-096655362054/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 05:13:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:17,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:17,759 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:13:17,759 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:13:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:17,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:17,761 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 05:13:19,808 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:19,879 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:19,879 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:19,885 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:19,888 INFO L168 Benchmark]: Toolchain (without parser) took 3066.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 945.2 MB in the beginning and 1.0 GB in the end (delta: -71.1 MB). Peak memory consumption was 47.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:19,890 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:19,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.17 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 911.6 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:19,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 911.6 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:19,891 INFO L168 Benchmark]: Boogie Preprocessor took 46.54 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:19,892 INFO L168 Benchmark]: RCFGBuilder took 2182.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 88.7 MB). Peak memory consumption was 88.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:19,901 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 685.17 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 911.6 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 148.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 911.6 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.54 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2182.31 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: 88.7 MB). Peak memory consumption was 88.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...