./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe026_power.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe026_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/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 0ded6993daf45b96197a63c91fa2d31c0bf78cbc .............................................................................................................................................................................................................. 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_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe026_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/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 0ded6993daf45b96197a63c91fa2d31c0bf78cbc ................................................................................................................................................................................................................ 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 01:40:02,661 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:40:02,663 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:40:02,669 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:40:02,669 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:40:02,670 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:40:02,670 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:40:02,672 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:40:02,673 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:40:02,673 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:40:02,674 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:40:02,674 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:40:02,675 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:40:02,675 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:40:02,676 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:40:02,676 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:40:02,677 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:40:02,678 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:40:02,679 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:40:02,680 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:40:02,681 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:40:02,681 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:40:02,683 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:40:02,683 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:40:02,683 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:40:02,684 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:40:02,684 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:40:02,685 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:40:02,685 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:40:02,686 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:40:02,686 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:40:02,687 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:40:02,687 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:40:02,687 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:40:02,688 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:40:02,688 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:40:02,688 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 01:40:02,698 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:40:02,698 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:40:02,699 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:40:02,699 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 01:40:02,699 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 01:40:02,699 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 01:40:02,699 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 01:40:02,699 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 01:40:02,699 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 01:40:02,700 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 01:40:02,700 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 01:40:02,700 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:40:02,700 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:40:02,700 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 01:40:02,700 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:40:02,701 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:40:02,701 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:40:02,701 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:40:02,701 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:40:02,701 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:40:02,701 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:40:02,701 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:40:02,702 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:40:02,702 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 01:40:02,702 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:40:02,702 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 01:40:02,702 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 01:40:02,702 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:40:02,702 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:40:02,702 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:40:02,702 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 01:40:02,702 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:40:02,702 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 01:40:02,702 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 01:40:02,702 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_fa09605b-6afb-4325-b07c-a4b1a5454254/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 -> 0ded6993daf45b96197a63c91fa2d31c0bf78cbc [2018-11-10 01:40:02,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:40:02,731 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:40:02,733 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:40:02,734 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:40:02,735 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:40:02,735 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe026_power.opt_false-unreach-call.i [2018-11-10 01:40:02,770 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/data/e4a47e807/1b1b2b02294a479788dd18d7a11b20ff/FLAGe04c830de [2018-11-10 01:40:03,218 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:40:03,219 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/sv-benchmarks/c/pthread-wmm/safe026_power.opt_false-unreach-call.i [2018-11-10 01:40:03,230 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/data/e4a47e807/1b1b2b02294a479788dd18d7a11b20ff/FLAGe04c830de [2018-11-10 01:40:03,239 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/data/e4a47e807/1b1b2b02294a479788dd18d7a11b20ff [2018-11-10 01:40:03,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:40:03,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:40:03,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:40:03,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:40:03,245 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:40:03,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:40:03" (1/1) ... [2018-11-10 01:40:03,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb1b920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:03, skipping insertion in model container [2018-11-10 01:40:03,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:40:03" (1/1) ... [2018-11-10 01:40:03,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:40:03,284 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:40:03,512 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:40:03,517 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:40:03,565 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:40:03,664 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:40:03,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:03 WrapperNode [2018-11-10 01:40:03,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:40:03,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:40:03,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:40:03,666 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:40:03,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:03" (1/1) ... [2018-11-10 01:40:03,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:03" (1/1) ... [2018-11-10 01:40:03,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:40:03,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:40:03,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:40:03,712 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:40:03,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:03" (1/1) ... [2018-11-10 01:40:03,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:03" (1/1) ... [2018-11-10 01:40:03,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:03" (1/1) ... [2018-11-10 01:40:03,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:03" (1/1) ... [2018-11-10 01:40:03,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:03" (1/1) ... [2018-11-10 01:40:03,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:03" (1/1) ... [2018-11-10 01:40:03,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:03" (1/1) ... [2018-11-10 01:40:03,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:40:03,737 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:40:03,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:40:03,737 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:40:03,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/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 01:40:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 01:40:03,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 01:40:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 01:40:03,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 01:40:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 01:40:03,774 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 01:40:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 01:40:03,775 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 01:40:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 01:40:03,775 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 01:40:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 01:40:03,775 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 01:40:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:40:03,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:40:03,776 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 01:40:04,339 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:40:04,369 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:40:04,369 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:40:04,370 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 01:40:04,373 INFO L168 Benchmark]: Toolchain (without parser) took 1131.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -109.9 MB). Peak memory consumption was 42.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:40:04,374 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:40:04,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 957.6 MB in the beginning and 1.2 GB in the end (delta: -192.5 MB). Peak memory consumption was 57.1 MB. Max. memory is 11.5 GB. [2018-11-10 01:40:04,375 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 01:40:04,376 INFO L168 Benchmark]: Boogie Preprocessor took 24.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 01:40:04,376 INFO L168 Benchmark]: RCFGBuilder took 634.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. [2018-11-10 01:40:04,379 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 422.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 957.6 MB in the beginning and 1.2 GB in the end (delta: -192.5 MB). Peak memory consumption was 57.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.40 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.57 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 634.96 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: 74.6 MB). Peak memory consumption was 74.6 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 01:40:05,738 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:40:05,739 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:40:05,746 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:40:05,746 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:40:05,747 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:40:05,748 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:40:05,749 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:40:05,750 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:40:05,750 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:40:05,751 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:40:05,751 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:40:05,752 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:40:05,753 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:40:05,754 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:40:05,754 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:40:05,755 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:40:05,756 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:40:05,757 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:40:05,759 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:40:05,759 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:40:05,760 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:40:05,762 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:40:05,762 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:40:05,762 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:40:05,763 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:40:05,764 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:40:05,764 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:40:05,765 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:40:05,765 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:40:05,766 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:40:05,766 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:40:05,766 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:40:05,766 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:40:05,767 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:40:05,768 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:40:05,768 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 01:40:05,778 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:40:05,778 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:40:05,779 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 01:40:05,779 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 01:40:05,779 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 01:40:05,779 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 01:40:05,780 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 01:40:05,780 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 01:40:05,780 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:40:05,780 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:40:05,781 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:40:05,781 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:40:05,781 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 01:40:05,781 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 01:40:05,781 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 01:40:05,781 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 01:40:05,781 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 01:40:05,782 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:40:05,782 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:40:05,782 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 01:40:05,782 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:40:05,782 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 01:40:05,782 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 01:40:05,782 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 01:40:05,783 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 01:40:05,783 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:40:05,783 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 01:40:05,783 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 01:40:05,783 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 01:40:05,783 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 01:40:05,783 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 01:40:05,783 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 01:40:05,784 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_fa09605b-6afb-4325-b07c-a4b1a5454254/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 -> 0ded6993daf45b96197a63c91fa2d31c0bf78cbc [2018-11-10 01:40:05,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:40:05,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:40:05,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:40:05,822 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:40:05,822 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:40:05,822 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe026_power.opt_false-unreach-call.i [2018-11-10 01:40:05,857 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/data/9e7391284/a5177b1aa0884a9682481515b8c87ba7/FLAG41838ffc3 [2018-11-10 01:40:06,295 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:40:06,296 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/sv-benchmarks/c/pthread-wmm/safe026_power.opt_false-unreach-call.i [2018-11-10 01:40:06,305 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/data/9e7391284/a5177b1aa0884a9682481515b8c87ba7/FLAG41838ffc3 [2018-11-10 01:40:06,314 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/bin-2019/utaipan/data/9e7391284/a5177b1aa0884a9682481515b8c87ba7 [2018-11-10 01:40:06,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:40:06,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:40:06,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:40:06,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:40:06,320 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:40:06,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:40:06" (1/1) ... [2018-11-10 01:40:06,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:06, skipping insertion in model container [2018-11-10 01:40:06,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:40:06" (1/1) ... [2018-11-10 01:40:06,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:40:06,359 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:40:06,593 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:40:06,598 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:40:06,647 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:40:06,685 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:40:06,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:06 WrapperNode [2018-11-10 01:40:06,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:40:06,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:40:06,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:40:06,686 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:40:06,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:06" (1/1) ... [2018-11-10 01:40:06,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:06" (1/1) ... [2018-11-10 01:40:06,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:40:06,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:40:06,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:40:06,767 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:40:06,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:06" (1/1) ... [2018-11-10 01:40:06,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:06" (1/1) ... [2018-11-10 01:40:06,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:06" (1/1) ... [2018-11-10 01:40:06,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:06" (1/1) ... [2018-11-10 01:40:06,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:06" (1/1) ... [2018-11-10 01:40:06,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:06" (1/1) ... [2018-11-10 01:40:06,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:06" (1/1) ... [2018-11-10 01:40:06,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:40:06,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:40:06,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:40:06,787 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:40:06,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:40:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fa09605b-6afb-4325-b07c-a4b1a5454254/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 01:40:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 01:40:06,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 01:40:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 01:40:06,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 01:40:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 01:40:06,821 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 01:40:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 01:40:06,821 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 01:40:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 01:40:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 01:40:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 01:40:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 01:40:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:40:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:40:06,824 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 01:40:07,456 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:40:07,490 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:40:07,490 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 01:40:07,491 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 01:40:07,493 INFO L168 Benchmark]: Toolchain (without parser) took 1176.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 945.4 MB in the beginning and 1.0 GB in the end (delta: -88.5 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. [2018-11-10 01:40:07,495 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:40:07,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.56 ms. Allocated memory is still 1.0 GB. Free memory was 945.4 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 01:40:07,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -211.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-11-10 01:40:07,496 INFO L168 Benchmark]: Boogie Preprocessor took 20.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:40:07,496 INFO L168 Benchmark]: RCFGBuilder took 705.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 11.5 GB. [2018-11-10 01:40:07,499 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 367.56 ms. Allocated memory is still 1.0 GB. Free memory was 945.4 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 80.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -211.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.08 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 705.65 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: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...