./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi006_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_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi006_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/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 26ed23a7f09aac8a4fe9bef3439e18f83aadc8ea ................................................................................................................................................................................................................. 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_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi006_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/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 26ed23a7f09aac8a4fe9bef3439e18f83aadc8ea ................................................................................................................................................................................................................ 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 07:01:44,024 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:01:44,025 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:01:44,033 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:01:44,033 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:01:44,034 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:01:44,035 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:01:44,036 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:01:44,037 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:01:44,037 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:01:44,038 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:01:44,038 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:01:44,039 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:01:44,039 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:01:44,040 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:01:44,041 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:01:44,041 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:01:44,042 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:01:44,043 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:01:44,044 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:01:44,045 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:01:44,046 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:01:44,048 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:01:44,048 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:01:44,048 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:01:44,049 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:01:44,049 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:01:44,050 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:01:44,050 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:01:44,051 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:01:44,051 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:01:44,051 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:01:44,051 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:01:44,051 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:01:44,052 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:01:44,052 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:01:44,053 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:01:44,060 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:01:44,060 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:01:44,060 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:01:44,060 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:01:44,061 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:01:44,061 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:01:44,061 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:01:44,061 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:01:44,061 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:01:44,061 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:01:44,061 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:01:44,062 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:01:44,062 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:01:44,062 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:01:44,062 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:01:44,062 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:01:44,062 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:01:44,062 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:01:44,062 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:01:44,063 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:01:44,063 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:01:44,063 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:01:44,063 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:01:44,063 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:01:44,063 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:01:44,063 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:01:44,063 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:01:44,064 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:01:44,064 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:01:44,064 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:01:44,064 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:01:44,064 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:01:44,064 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:01:44,064 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:01:44,064 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_dbf28973-e155-435e-b2e2-323af1b718c5/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 -> 26ed23a7f09aac8a4fe9bef3439e18f83aadc8ea [2018-11-10 07:01:44,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:01:44,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:01:44,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:01:44,096 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:01:44,096 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:01:44,097 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi006_power.opt_false-unreach-call.i [2018-11-10 07:01:44,133 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/data/f8b5074a8/e25cb4d7997943b0b73d1aa50f099547/FLAGfde5b8e73 [2018-11-10 07:01:44,571 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:01:44,571 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/sv-benchmarks/c/pthread-wmm/rfi006_power.opt_false-unreach-call.i [2018-11-10 07:01:44,579 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/data/f8b5074a8/e25cb4d7997943b0b73d1aa50f099547/FLAGfde5b8e73 [2018-11-10 07:01:44,589 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/data/f8b5074a8/e25cb4d7997943b0b73d1aa50f099547 [2018-11-10 07:01:44,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:01:44,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:01:44,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:01:44,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:01:44,595 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:01:44,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:01:44" (1/1) ... [2018-11-10 07:01:44,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56bbfcfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:44, skipping insertion in model container [2018-11-10 07:01:44,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:01:44" (1/1) ... [2018-11-10 07:01:44,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:01:44,635 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:01:44,875 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:01:44,884 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:01:44,934 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:01:44,981 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:01:44,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:44 WrapperNode [2018-11-10 07:01:44,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:01:44,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:01:44,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:01:44,983 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:01:45,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:44" (1/1) ... [2018-11-10 07:01:45,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:44" (1/1) ... [2018-11-10 07:01:45,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:01:45,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:01:45,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:01:45,101 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:01:45,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:44" (1/1) ... [2018-11-10 07:01:45,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:44" (1/1) ... [2018-11-10 07:01:45,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:44" (1/1) ... [2018-11-10 07:01:45,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:44" (1/1) ... [2018-11-10 07:01:45,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:44" (1/1) ... [2018-11-10 07:01:45,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:44" (1/1) ... [2018-11-10 07:01:45,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:44" (1/1) ... [2018-11-10 07:01:45,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:01:45,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:01:45,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:01:45,130 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:01:45,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/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 07:01:45,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:01:45,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:01:45,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:01:45,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:01:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:01:45,180 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:01:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:01:45,180 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:01:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:01:45,180 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:01:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:01:45,180 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:01:45,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:01:45,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:01:45,183 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 07:01:46,109 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:01:46,152 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:46,152 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:46,156 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:46,156 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:46,157 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:46,157 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:46,161 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:46,161 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:46,162 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:46,162 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:46,163 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:01:46,167 INFO L168 Benchmark]: Toolchain (without parser) took 1575.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 958.1 MB in the beginning and 1.0 GB in the end (delta: -76.0 MB). Peak memory consumption was 102.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:01:46,169 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:01:46,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 389.86 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 915.1 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:01:46,169 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 915.1 MB in the beginning and 1.2 GB in the end (delta: -256.3 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:01:46,170 INFO L168 Benchmark]: Boogie Preprocessor took 28.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:01:46,171 INFO L168 Benchmark]: RCFGBuilder took 1036.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 134.7 MB). Peak memory consumption was 134.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:01:46,173 INFO L336 ainManager$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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 389.86 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 915.1 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 118.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 915.1 MB in the beginning and 1.2 GB in the end (delta: -256.3 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1036.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 134.7 MB). Peak memory consumption was 134.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:01:47,570 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:01:47,571 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:01:47,579 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:01:47,579 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:01:47,580 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:01:47,581 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:01:47,582 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:01:47,583 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:01:47,584 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:01:47,584 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:01:47,584 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:01:47,585 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:01:47,586 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:01:47,587 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:01:47,587 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:01:47,588 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:01:47,589 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:01:47,590 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:01:47,591 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:01:47,592 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:01:47,593 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:01:47,595 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:01:47,595 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:01:47,595 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:01:47,596 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:01:47,596 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:01:47,597 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:01:47,597 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:01:47,599 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:01:47,599 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:01:47,599 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:01:47,600 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:01:47,600 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:01:47,600 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:01:47,601 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:01:47,601 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 07:01:47,611 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:01:47,611 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:01:47,611 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:01:47,612 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:01:47,612 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:01:47,612 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:01:47,612 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:01:47,612 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:01:47,612 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:01:47,613 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:01:47,613 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:01:47,613 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:01:47,613 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:01:47,613 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:01:47,613 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:01:47,613 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:01:47,613 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:01:47,614 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:01:47,614 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:01:47,614 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:01:47,614 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:01:47,615 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:01:47,615 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:01:47,616 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:01:47,616 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:01:47,616 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:01:47,616 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:01:47,616 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:01:47,616 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:01:47,616 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:01:47,616 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:01:47,616 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:01:47,617 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_dbf28973-e155-435e-b2e2-323af1b718c5/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 -> 26ed23a7f09aac8a4fe9bef3439e18f83aadc8ea [2018-11-10 07:01:47,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:01:47,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:01:47,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:01:47,660 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:01:47,660 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:01:47,661 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi006_power.opt_false-unreach-call.i [2018-11-10 07:01:47,704 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/data/80687c53c/6bd6a3fc21d646ba946a426ccbf690e6/FLAG747dd5b95 [2018-11-10 07:01:48,063 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:01:48,064 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/sv-benchmarks/c/pthread-wmm/rfi006_power.opt_false-unreach-call.i [2018-11-10 07:01:48,072 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/data/80687c53c/6bd6a3fc21d646ba946a426ccbf690e6/FLAG747dd5b95 [2018-11-10 07:01:48,081 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/bin-2019/utaipan/data/80687c53c/6bd6a3fc21d646ba946a426ccbf690e6 [2018-11-10 07:01:48,083 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:01:48,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:01:48,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:01:48,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:01:48,087 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:01:48,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:01:48" (1/1) ... [2018-11-10 07:01:48,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b266283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:48, skipping insertion in model container [2018-11-10 07:01:48,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:01:48" (1/1) ... [2018-11-10 07:01:48,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:01:48,132 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:01:48,388 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:01:48,401 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:01:48,451 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:01:48,490 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:01:48,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:48 WrapperNode [2018-11-10 07:01:48,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:01:48,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:01:48,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:01:48,491 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:01:48,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:48" (1/1) ... [2018-11-10 07:01:48,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:48" (1/1) ... [2018-11-10 07:01:48,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:01:48,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:01:48,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:01:48,585 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:01:48,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:48" (1/1) ... [2018-11-10 07:01:48,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:48" (1/1) ... [2018-11-10 07:01:48,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:48" (1/1) ... [2018-11-10 07:01:48,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:48" (1/1) ... [2018-11-10 07:01:48,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:48" (1/1) ... [2018-11-10 07:01:48,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:48" (1/1) ... [2018-11-10 07:01:48,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:48" (1/1) ... [2018-11-10 07:01:48,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:01:48,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:01:48,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:01:48,622 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:01:48,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:01:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dbf28973-e155-435e-b2e2-323af1b718c5/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 07:01:48,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:01:48,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:01:48,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:01:48,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:01:48,667 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:01:48,667 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:01:48,667 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:01:48,667 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:01:48,667 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:01:48,667 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:01:48,667 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:01:48,667 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:01:48,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:01:48,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:01:48,669 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 07:01:49,547 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:01:49,592 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:49,593 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:49,596 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:49,596 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:49,597 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:49,598 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:49,601 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:49,601 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:49,602 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:49,602 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:49,603 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:01:49,609 INFO L168 Benchmark]: Toolchain (without parser) took 1524.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 945.5 MB in the beginning and 990.0 MB in the end (delta: -44.5 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:01:49,610 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:01:49,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 406.20 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 902.5 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:01:49,611 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 902.5 MB in the beginning and 1.1 GB in the end (delta: -221.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:01:49,611 INFO L168 Benchmark]: Boogie Preprocessor took 35.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:01:49,612 INFO L168 Benchmark]: RCFGBuilder took 986.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 990.0 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:01:49,618 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 406.20 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 902.5 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 902.5 MB in the beginning and 1.1 GB in the end (delta: -221.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.95 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 986.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 990.0 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.6 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...