./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe024_rmo.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe024_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/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 1a7616fb664ac155203fb0aa51818b6728557662 ................................................................................................................................................................................................................ 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_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe024_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/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 1a7616fb664ac155203fb0aa51818b6728557662 ................................................................................................................................................................................................. 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 05:08:02,983 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:02,985 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:02,995 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:02,996 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:02,997 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:02,998 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:02,999 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:03,002 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:03,004 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:03,006 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:03,006 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:03,007 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:03,009 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:03,015 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:03,016 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:03,016 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:03,017 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:03,018 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:03,022 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:03,023 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:03,024 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:03,027 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:03,029 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:03,029 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:03,030 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:03,030 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:03,031 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:03,031 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:03,032 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:03,032 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:03,033 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:03,033 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:03,033 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:03,034 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:03,034 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:03,034 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:08:03,049 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:03,050 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:03,051 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:03,051 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:03,051 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:03,051 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:03,051 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:08:03,052 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:03,052 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:08:03,052 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:08:03,053 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:03,054 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:03,055 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:03,055 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:08:03,055 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:03,055 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:03,055 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:03,055 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:03,055 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:03,056 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:03,056 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:03,056 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:03,056 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:03,056 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:03,056 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:03,056 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:03,057 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:03,057 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:03,057 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:03,057 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:03,057 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:08:03,057 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:03,057 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:08:03,058 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:08:03,058 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_44099758-5f9d-483a-93a1-49734b742513/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 -> 1a7616fb664ac155203fb0aa51818b6728557662 [2018-10-27 05:08:03,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:03,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:03,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:03,117 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:03,118 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:03,118 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe024_rmo.oepc_false-unreach-call.i [2018-10-27 05:08:03,161 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/data/488adc9f5/a581c5cf5a0a45cba621d8d3c2e6661b/FLAG66f2141a9 [2018-10-27 05:08:03,610 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:03,615 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/sv-benchmarks/c/pthread-wmm/safe024_rmo.oepc_false-unreach-call.i [2018-10-27 05:08:03,637 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/data/488adc9f5/a581c5cf5a0a45cba621d8d3c2e6661b/FLAG66f2141a9 [2018-10-27 05:08:03,647 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/data/488adc9f5/a581c5cf5a0a45cba621d8d3c2e6661b [2018-10-27 05:08:03,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:03,650 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:03,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:03,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:03,654 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:03,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:03" (1/1) ... [2018-10-27 05:08:03,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11ba7189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:03, skipping insertion in model container [2018-10-27 05:08:03,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:03" (1/1) ... [2018-10-27 05:08:03,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:03,705 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:03,995 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:04,003 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:04,078 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:04,131 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:04,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:04 WrapperNode [2018-10-27 05:08:04,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:04,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:04,132 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:04,132 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:04,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:04" (1/1) ... [2018-10-27 05:08:04,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:04" (1/1) ... [2018-10-27 05:08:04,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:04,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:04,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:04,275 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:04,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:04" (1/1) ... [2018-10-27 05:08:04,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:04" (1/1) ... [2018-10-27 05:08:04,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:04" (1/1) ... [2018-10-27 05:08:04,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:04" (1/1) ... [2018-10-27 05:08:04,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:04" (1/1) ... [2018-10-27 05:08:04,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:04" (1/1) ... [2018-10-27 05:08:04,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:04" (1/1) ... [2018-10-27 05:08:04,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:04,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:04,320 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:04,321 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:04,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/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 05:08:04,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:04,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:04,396 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:04,396 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:04,396 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:04,396 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:04,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:04,398 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 05:08:05,700 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:05,736 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:05,736 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:05,739 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:05,739 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:05,740 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:05,740 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:05,741 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:05,743 INFO L168 Benchmark]: Toolchain (without parser) took 2094.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -103.8 MB). Peak memory consumption was 35.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:05,745 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:05,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 480.23 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 918.2 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:05,746 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -211.0 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:05,746 INFO L168 Benchmark]: Boogie Preprocessor took 45.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:05,747 INFO L168 Benchmark]: RCFGBuilder took 1422.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 73.7 MB). Peak memory consumption was 73.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:05,750 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 480.23 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 918.2 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 143.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -211.0 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1422.54 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: 73.7 MB). Peak memory consumption was 73.7 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:08:07,572 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:07,574 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:07,583 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:07,583 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:07,584 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:07,584 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:07,586 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:07,588 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:07,588 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:07,589 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:07,589 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:07,590 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:07,591 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:07,592 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:07,593 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:07,594 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:07,595 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:07,597 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:07,598 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:07,599 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:07,600 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:07,602 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:07,602 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:07,602 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:07,604 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:07,605 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:07,606 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:07,606 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:07,608 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:07,608 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:07,609 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:07,609 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:07,609 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:07,611 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:07,611 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:07,612 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:08:07,628 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:07,628 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:07,629 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:07,629 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:07,629 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:07,629 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:07,629 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:07,629 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:07,630 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:07,630 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:07,630 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:07,630 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:07,630 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:07,631 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:07,631 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:07,631 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:08:07,632 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:08:07,632 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:07,632 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:07,632 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:07,632 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:07,632 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:07,632 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:07,633 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:07,633 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:07,633 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:07,633 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:07,633 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:07,633 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:08:07,633 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:07,634 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:08:07,634 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:08:07,634 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_44099758-5f9d-483a-93a1-49734b742513/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 -> 1a7616fb664ac155203fb0aa51818b6728557662 [2018-10-27 05:08:07,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:07,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:07,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:07,693 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:07,693 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:07,694 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe024_rmo.oepc_false-unreach-call.i [2018-10-27 05:08:07,735 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/data/42798d693/6c9ffa2403b0444db52d99eb556785d1/FLAGfc85aeed1 [2018-10-27 05:08:08,159 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:08,160 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/sv-benchmarks/c/pthread-wmm/safe024_rmo.oepc_false-unreach-call.i [2018-10-27 05:08:08,173 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/data/42798d693/6c9ffa2403b0444db52d99eb556785d1/FLAGfc85aeed1 [2018-10-27 05:08:08,185 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/bin-2019/utaipan/data/42798d693/6c9ffa2403b0444db52d99eb556785d1 [2018-10-27 05:08:08,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:08,189 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:08,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:08,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:08,193 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:08,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:08" (1/1) ... [2018-10-27 05:08:08,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d694fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:08, skipping insertion in model container [2018-10-27 05:08:08,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:08" (1/1) ... [2018-10-27 05:08:08,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:08,250 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:08,607 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:08,614 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:08,679 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:08,759 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:08,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:08 WrapperNode [2018-10-27 05:08:08,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:08,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:08,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:08,761 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:08,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:08" (1/1) ... [2018-10-27 05:08:08,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:08" (1/1) ... [2018-10-27 05:08:08,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:08,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:08,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:08,827 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:08,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:08" (1/1) ... [2018-10-27 05:08:08,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:08" (1/1) ... [2018-10-27 05:08:08,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:08" (1/1) ... [2018-10-27 05:08:08,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:08" (1/1) ... [2018-10-27 05:08:08,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:08" (1/1) ... [2018-10-27 05:08:08,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:08" (1/1) ... [2018-10-27 05:08:08,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:08" (1/1) ... [2018-10-27 05:08:08,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:08,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:08,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:08,934 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:08,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44099758-5f9d-483a-93a1-49734b742513/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 05:08:08,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:08,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:08,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:08,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:08,990 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:08:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:08:08,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:08,992 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 05:08:10,604 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:10,641 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:10,641 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:10,644 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:10,645 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:10,645 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:10,646 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:10,647 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:10,649 INFO L168 Benchmark]: Toolchain (without parser) took 2461.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -143.0 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:10,650 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:10,651 INFO L168 Benchmark]: CACSL2BoogieTranslator took 570.37 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:10,651 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.63 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:10,651 INFO L168 Benchmark]: Boogie Preprocessor took 108.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -257.6 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:10,652 INFO L168 Benchmark]: RCFGBuilder took 1715.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:10,654 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 570.37 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.63 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 108.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -257.6 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1715.06 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: 77.0 MB). Peak memory consumption was 77.0 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...