./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe002_pso.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_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe002_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/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 727504dbd761106e57cff114fe9f9de5ddba25e8 .............................................................................................................................................................................................................. 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_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe002_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/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 727504dbd761106e57cff114fe9f9de5ddba25e8 ................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:10,100 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:10,102 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:10,111 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:10,112 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:10,113 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:10,116 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:10,118 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:10,121 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:10,122 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:10,124 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:10,125 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:10,126 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:10,127 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:10,128 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:10,129 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:10,129 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:10,131 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:10,139 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:10,142 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:10,145 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:10,147 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:10,150 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:10,152 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:10,153 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:10,154 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:10,155 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:10,155 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:10,156 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:10,157 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:10,157 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:10,158 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:10,158 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:10,158 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:10,159 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:10,159 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:10,160 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:10,178 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:10,179 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:10,179 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:10,180 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:10,180 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:10,180 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:10,180 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:10,181 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:10,181 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:10,182 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:10,182 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:10,183 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:10,184 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:10,184 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:10,185 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:10,185 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:10,185 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:10,185 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:10,185 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:10,185 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:10,185 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:10,186 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:10,186 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:10,186 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:10,186 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:10,186 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:10,186 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:10,187 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:10,187 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:10,187 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:10,187 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:10,187 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:10,187 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:10,187 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:10,188 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_e022012f-bfdd-4c33-ba30-16afbdd50551/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 -> 727504dbd761106e57cff114fe9f9de5ddba25e8 [2018-10-27 05:13:10,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:10,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:10,245 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:10,247 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:10,247 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:10,248 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe002_pso.opt_false-unreach-call.i [2018-10-27 05:13:10,298 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/data/e694c629e/8171af6d7b5342f9ab83b3b8f663419a/FLAG735278428 [2018-10-27 05:13:10,719 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:10,720 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/sv-benchmarks/c/pthread-wmm/safe002_pso.opt_false-unreach-call.i [2018-10-27 05:13:10,733 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/data/e694c629e/8171af6d7b5342f9ab83b3b8f663419a/FLAG735278428 [2018-10-27 05:13:10,746 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/data/e694c629e/8171af6d7b5342f9ab83b3b8f663419a [2018-10-27 05:13:10,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:10,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:10,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:10,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:10,755 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:10,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:10" (1/1) ... [2018-10-27 05:13:10,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14881c53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:10, skipping insertion in model container [2018-10-27 05:13:10,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:10" (1/1) ... [2018-10-27 05:13:10,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:10,813 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:11,136 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:11,141 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:11,227 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:11,288 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:11,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11 WrapperNode [2018-10-27 05:13:11,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:11,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:11,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:11,290 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:11,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:11,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:11,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:11,438 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:11,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... [2018-10-27 05:13:11,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:11,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:11,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:11,483 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:11,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:11,567 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:13,162 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:13,203 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:13,204 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:13,206 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:13,207 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:13,208 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:13,212 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:13,213 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:13,217 INFO L168 Benchmark]: Toolchain (without parser) took 2467.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 953.1 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:13,219 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:13,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 537.92 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 918.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:13,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 918.2 MB in the beginning and 1.2 GB in the end (delta: -260.5 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:13,233 INFO L168 Benchmark]: Boogie Preprocessor took 45.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:13,234 INFO L168 Benchmark]: RCFGBuilder took 1733.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:13,239 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 537.92 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 918.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 147.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 918.2 MB in the beginning and 1.2 GB in the end (delta: -260.5 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1733.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:15,265 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:15,267 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:15,277 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:15,278 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:15,278 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:15,279 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:15,282 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:15,283 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:15,284 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:15,285 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:15,285 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:15,286 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:15,287 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:15,288 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:15,289 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:15,290 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:15,295 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:15,298 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:15,305 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:15,306 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:15,307 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:15,310 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:15,310 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:15,310 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:15,311 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:15,312 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:15,317 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:15,319 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:15,320 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:15,322 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:15,323 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:15,323 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:15,323 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:15,324 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:15,325 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:15,325 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:15,342 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:15,342 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:15,343 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:15,343 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:15,344 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:15,344 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:15,344 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:15,344 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:15,345 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:15,345 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:15,345 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:15,345 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:15,345 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:15,345 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:15,346 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:15,346 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:15,346 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:15,346 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:15,346 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:15,346 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:15,347 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:15,347 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:15,347 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:15,347 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:15,347 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:15,347 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:15,348 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:15,348 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:15,348 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:15,352 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:15,352 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:15,352 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:15,352 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_e022012f-bfdd-4c33-ba30-16afbdd50551/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 -> 727504dbd761106e57cff114fe9f9de5ddba25e8 [2018-10-27 05:13:15,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:15,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:15,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:15,418 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:15,418 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:15,419 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe002_pso.opt_false-unreach-call.i [2018-10-27 05:13:15,461 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/data/6a0a429d1/0326b99a04cf46ae95b58b60d6008b1e/FLAG815750e99 [2018-10-27 05:13:15,909 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:15,910 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/sv-benchmarks/c/pthread-wmm/safe002_pso.opt_false-unreach-call.i [2018-10-27 05:13:15,925 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/data/6a0a429d1/0326b99a04cf46ae95b58b60d6008b1e/FLAG815750e99 [2018-10-27 05:13:15,938 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/data/6a0a429d1/0326b99a04cf46ae95b58b60d6008b1e [2018-10-27 05:13:15,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:15,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:15,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:15,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:15,948 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:15,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66779295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:15, skipping insertion in model container [2018-10-27 05:13:15,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:15" (1/1) ... [2018-10-27 05:13:15,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:16,006 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:16,447 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:16,458 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:16,528 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:16,606 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:16,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:16 WrapperNode [2018-10-27 05:13:16,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:16,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:16,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:16,608 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:16,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:16" (1/1) ... [2018-10-27 05:13:16,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:16" (1/1) ... [2018-10-27 05:13:16,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:16,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:16,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:16,666 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:16,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:16" (1/1) ... [2018-10-27 05:13:16,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:16" (1/1) ... [2018-10-27 05:13:16,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:16" (1/1) ... [2018-10-27 05:13:16,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:16" (1/1) ... [2018-10-27 05:13:16,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:16" (1/1) ... [2018-10-27 05:13:16,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:16" (1/1) ... [2018-10-27 05:13:16,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:16" (1/1) ... [2018-10-27 05:13:16,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:16,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:16,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:16,776 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:16,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e022012f-bfdd-4c33-ba30-16afbdd50551/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:16,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:16,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:16,822 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:16,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:16,826 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:18,585 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:18,620 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:18,620 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:18,622 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:18,623 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:18,624 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:18,624 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:18,625 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:18,634 INFO L168 Benchmark]: Toolchain (without parser) took 2691.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -129.0 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:18,635 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:18,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.20 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:18,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.56 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:18,637 INFO L168 Benchmark]: Boogie Preprocessor took 109.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -239.3 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:18,638 INFO L168 Benchmark]: RCFGBuilder took 1857.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:18,641 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 663.20 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.56 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 109.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -239.3 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1857.88 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: 72.8 MB). Peak memory consumption was 72.8 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...