./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix004_power.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_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix004_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/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 1a2fa484546dd7c33eb845d092214f08db8a4a13 .............................................................................................................................................................................................................. 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_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix004_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/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 1a2fa484546dd7c33eb845d092214f08db8a4a13 ......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:54:38,617 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:54:38,618 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:54:38,625 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:54:38,625 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:54:38,626 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:54:38,627 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:54:38,628 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:54:38,629 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:54:38,629 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:54:38,630 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:54:38,630 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:54:38,631 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:54:38,632 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:54:38,632 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:54:38,633 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:54:38,633 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:54:38,635 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:54:38,636 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:54:38,637 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:54:38,637 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:54:38,638 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:54:38,640 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:54:38,640 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:54:38,640 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:54:38,641 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:54:38,641 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:54:38,642 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:54:38,642 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:54:38,643 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:54:38,643 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:54:38,644 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:54:38,644 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:54:38,644 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:54:38,644 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:54:38,645 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:54:38,645 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 12:54:38,654 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:54:38,654 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:54:38,655 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:54:38,655 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:54:38,655 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:54:38,655 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:54:38,656 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 12:54:38,656 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:54:38,656 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 12:54:38,656 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 12:54:38,656 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:54:38,657 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:54:38,657 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:54:38,657 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:54:38,657 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:54:38,657 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:54:38,657 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:54:38,657 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:54:38,657 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:54:38,658 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:54:38,658 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:54:38,658 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:54:38,658 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:54:38,658 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:54:38,658 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:54:38,658 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:54:38,659 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:54:38,659 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:54:38,659 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:54:38,659 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:54:38,659 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 12:54:38,659 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:54:38,659 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:54:38,659 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:54:38,660 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_f9e79fb3-a01d-464e-8dc4-49a5675394cc/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 -> 1a2fa484546dd7c33eb845d092214f08db8a4a13 [2018-11-10 12:54:38,681 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:54:38,690 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:54:38,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:54:38,692 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:54:38,693 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:54:38,693 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix004_power.oepc_false-unreach-call.i [2018-11-10 12:54:38,729 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/data/0931e0079/03df8ed832c6494aa0fa07c3559c8321/FLAG0dd813372 [2018-11-10 12:54:39,188 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:54:39,189 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/sv-benchmarks/c/pthread-wmm/mix004_power.oepc_false-unreach-call.i [2018-11-10 12:54:39,200 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/data/0931e0079/03df8ed832c6494aa0fa07c3559c8321/FLAG0dd813372 [2018-11-10 12:54:39,208 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/data/0931e0079/03df8ed832c6494aa0fa07c3559c8321 [2018-11-10 12:54:39,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:54:39,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:54:39,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:54:39,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:54:39,215 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:54:39,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:54:39" (1/1) ... [2018-11-10 12:54:39,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71dee553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:39, skipping insertion in model container [2018-11-10 12:54:39,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:54:39" (1/1) ... [2018-11-10 12:54:39,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:54:39,252 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:54:39,480 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:54:39,484 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:54:39,525 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:54:39,612 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:54:39,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:39 WrapperNode [2018-11-10 12:54:39,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:54:39,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:54:39,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:54:39,614 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:54:39,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:39" (1/1) ... [2018-11-10 12:54:39,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:39" (1/1) ... [2018-11-10 12:54:39,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:54:39,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:54:39,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:54:39,656 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:54:39,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:39" (1/1) ... [2018-11-10 12:54:39,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:39" (1/1) ... [2018-11-10 12:54:39,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:39" (1/1) ... [2018-11-10 12:54:39,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:39" (1/1) ... [2018-11-10 12:54:39,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:39" (1/1) ... [2018-11-10 12:54:39,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:39" (1/1) ... [2018-11-10 12:54:39,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:39" (1/1) ... [2018-11-10 12:54:39,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:54:39,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:54:39,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:54:39,680 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:54:39,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:54:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 12:54:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 12:54:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:54:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:54:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:54:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:54:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 12:54:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 12:54:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 12:54:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 12:54:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 12:54:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 12:54:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 12:54:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 12:54:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:54:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:54:39,737 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 12:54:40,380 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:54:40,415 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:54:40,416 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:54:40,416 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:54:40,419 INFO L168 Benchmark]: Toolchain (without parser) took 1208.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -79.3 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:40,420 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:54:40,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 401.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 60.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:40,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:40,422 INFO L168 Benchmark]: Boogie Preprocessor took 23.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:40,422 INFO L168 Benchmark]: RCFGBuilder took 739.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.0 MB). Peak memory consumption was 94.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:40,426 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 401.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 60.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.85 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.94 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 739.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.0 MB). Peak memory consumption was 94.0 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:54:41,848 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:54:41,849 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:54:41,857 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:54:41,858 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:54:41,858 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:54:41,859 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:54:41,860 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:54:41,861 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:54:41,862 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:54:41,862 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:54:41,862 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:54:41,863 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:54:41,864 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:54:41,864 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:54:41,865 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:54:41,866 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:54:41,867 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:54:41,868 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:54:41,869 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:54:41,870 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:54:41,871 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:54:41,872 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:54:41,872 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:54:41,873 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:54:41,873 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:54:41,874 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:54:41,874 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:54:41,875 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:54:41,876 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:54:41,876 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:54:41,876 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:54:41,876 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:54:41,877 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:54:41,877 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:54:41,878 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:54:41,878 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 12:54:41,888 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:54:41,888 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:54:41,888 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:54:41,889 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:54:41,889 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:54:41,889 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:54:41,889 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:54:41,889 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:54:41,890 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:54:41,890 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:54:41,890 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:54:41,890 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:54:41,890 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:54:41,890 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:54:41,890 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:54:41,891 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:54:41,891 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:54:41,891 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:54:41,891 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:54:41,891 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:54:41,891 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:54:41,891 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:54:41,891 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:54:41,892 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:54:41,892 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:54:41,892 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:54:41,892 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:54:41,892 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:54:41,892 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:54:41,892 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:54:41,893 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:54:41,893 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:54:41,893 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_f9e79fb3-a01d-464e-8dc4-49a5675394cc/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 -> 1a2fa484546dd7c33eb845d092214f08db8a4a13 [2018-11-10 12:54:41,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:54:41,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:54:41,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:54:41,935 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:54:41,936 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:54:41,936 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix004_power.oepc_false-unreach-call.i [2018-11-10 12:54:41,977 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/data/662462787/7354775952bf4cceb18dbbb3aacde3a7/FLAG2aacad6f2 [2018-11-10 12:54:42,411 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:54:42,411 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/sv-benchmarks/c/pthread-wmm/mix004_power.oepc_false-unreach-call.i [2018-11-10 12:54:42,419 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/data/662462787/7354775952bf4cceb18dbbb3aacde3a7/FLAG2aacad6f2 [2018-11-10 12:54:42,431 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/data/662462787/7354775952bf4cceb18dbbb3aacde3a7 [2018-11-10 12:54:42,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:54:42,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:54:42,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:54:42,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:54:42,439 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:54:42,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:54:42" (1/1) ... [2018-11-10 12:54:42,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:42, skipping insertion in model container [2018-11-10 12:54:42,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:54:42" (1/1) ... [2018-11-10 12:54:42,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:54:42,485 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:54:42,746 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:54:42,753 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:54:42,809 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:54:42,862 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:54:42,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:42 WrapperNode [2018-11-10 12:54:42,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:54:42,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:54:42,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:54:42,864 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:54:42,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:42" (1/1) ... [2018-11-10 12:54:42,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:42" (1/1) ... [2018-11-10 12:54:42,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:54:42,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:54:42,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:54:42,944 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:54:42,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:42" (1/1) ... [2018-11-10 12:54:42,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:42" (1/1) ... [2018-11-10 12:54:42,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:42" (1/1) ... [2018-11-10 12:54:42,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:42" (1/1) ... [2018-11-10 12:54:42,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:42" (1/1) ... [2018-11-10 12:54:42,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:42" (1/1) ... [2018-11-10 12:54:42,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:42" (1/1) ... [2018-11-10 12:54:42,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:54:42,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:54:42,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:54:42,967 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:54:42,967 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:54:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9e79fb3-a01d-464e-8dc4-49a5675394cc/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:54:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 12:54:43,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 12:54:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:54:43,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:54:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:54:43,007 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:54:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 12:54:43,008 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 12:54:43,008 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 12:54:43,008 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 12:54:43,008 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 12:54:43,008 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 12:54:43,008 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 12:54:43,008 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 12:54:43,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:54:43,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:54:43,010 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 12:54:43,705 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:54:43,740 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:54:43,741 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:54:43,742 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:54:43,744 INFO L168 Benchmark]: Toolchain (without parser) took 1310.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -58.6 MB). Peak memory consumption was 64.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:43,746 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:54:43,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.45 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:43,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -201.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:43,747 INFO L168 Benchmark]: Boogie Preprocessor took 22.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:54:43,747 INFO L168 Benchmark]: RCFGBuilder took 777.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:54:43,750 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 427.45 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 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 80.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -201.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.30 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 777.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 105.1 MB). Peak memory consumption was 105.1 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...