./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix055_rmo.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix055_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/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 15e72b613906f5113aac463885b587631f3bd905 ................................................................................................................................................................................................. 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_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix055_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/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 15e72b613906f5113aac463885b587631f3bd905 ................................................................................................................................................................................................................. 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 05:09:21,270 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:21,272 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:21,283 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:21,284 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:21,285 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:21,285 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:21,287 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:21,291 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:21,292 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:21,293 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:21,294 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:21,295 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:21,296 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:21,303 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:21,303 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:21,304 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:21,305 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:21,306 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:21,310 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:21,311 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:21,311 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:21,313 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:21,313 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:21,313 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:21,314 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:21,314 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:21,315 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:21,319 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:21,320 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:21,320 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:21,320 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:21,320 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:21,320 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:21,321 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:21,322 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:21,322 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:09:21,333 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:21,333 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:21,334 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:21,334 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:09:21,334 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:09:21,334 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:09:21,334 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:09:21,334 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:09:21,334 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:09:21,335 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:09:21,335 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:09:21,336 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:21,336 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:21,337 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:09:21,337 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:21,337 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:21,337 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:21,337 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:21,337 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:21,337 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:21,338 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:21,338 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:21,338 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:21,338 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:21,338 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:21,338 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:21,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:21,339 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:21,339 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:21,339 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:21,339 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:09:21,339 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:21,339 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:09:21,339 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:09:21,340 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_cfa768a8-0d45-4b00-8871-763ca9b79f95/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 -> 15e72b613906f5113aac463885b587631f3bd905 [2018-10-27 05:09:21,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:21,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:21,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:21,390 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:21,391 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:21,391 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix055_rmo.oepc_false-unreach-call.i [2018-10-27 05:09:21,434 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/data/d40ab2336/0c4615f8b3d44a62ba06f55f78b04bb7/FLAGdd8500df8 [2018-10-27 05:09:21,854 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:21,854 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/sv-benchmarks/c/pthread-wmm/mix055_rmo.oepc_false-unreach-call.i [2018-10-27 05:09:21,869 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/data/d40ab2336/0c4615f8b3d44a62ba06f55f78b04bb7/FLAGdd8500df8 [2018-10-27 05:09:21,882 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/data/d40ab2336/0c4615f8b3d44a62ba06f55f78b04bb7 [2018-10-27 05:09:21,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:21,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:09:21,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:21,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:21,892 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:21,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d02f407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:21, skipping insertion in model container [2018-10-27 05:09:21,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:21" (1/1) ... [2018-10-27 05:09:21,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:21,946 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:22,250 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:22,256 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:22,330 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:22,377 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:22,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:22 WrapperNode [2018-10-27 05:09:22,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:22,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:22,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:09:22,379 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:09:22,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:22" (1/1) ... [2018-10-27 05:09:22,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:22" (1/1) ... [2018-10-27 05:09:22,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:22,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:22,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:22,499 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:22,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:22" (1/1) ... [2018-10-27 05:09:22,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:22" (1/1) ... [2018-10-27 05:09:22,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:22" (1/1) ... [2018-10-27 05:09:22,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:22" (1/1) ... [2018-10-27 05:09:22,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:22" (1/1) ... [2018-10-27 05:09:22,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:22" (1/1) ... [2018-10-27 05:09:22,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:22" (1/1) ... [2018-10-27 05:09:22,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:22,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:22,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:22,545 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:22,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/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 05:09:22,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:09:22,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:09:22,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:22,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:22,608 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:22,609 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:22,609 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:09:22,609 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:09:22,609 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:09:22,609 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:09:22,609 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:09:22,609 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:09:22,609 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:09:22,609 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:09:22,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:22,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:22,611 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 05:09:24,338 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:24,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:24,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:24,391 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:09:24,400 INFO L168 Benchmark]: Toolchain (without parser) took 2514.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -112.8 MB). Peak memory consumption was 63.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:24,401 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:24,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 490.53 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 923.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:24,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 923.2 MB in the beginning and 1.2 GB in the end (delta: -241.9 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:24,403 INFO L168 Benchmark]: Boogie Preprocessor took 44.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:24,404 INFO L168 Benchmark]: RCFGBuilder took 1854.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 94.2 MB). Peak memory consumption was 94.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:24,407 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 490.53 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 923.2 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 119.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 923.2 MB in the beginning and 1.2 GB in the end (delta: -241.9 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1854.90 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: 94.2 MB). Peak memory consumption was 94.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:09:26,301 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:26,303 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:26,312 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:26,312 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:26,313 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:26,314 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:26,315 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:26,316 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:26,317 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:26,318 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:26,318 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:26,319 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:26,320 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:26,321 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:26,321 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:26,322 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:26,324 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:26,325 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:26,326 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:26,328 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:26,329 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:26,330 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:26,331 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:26,331 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:26,332 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:26,333 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:26,333 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:26,334 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:26,335 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:26,335 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:26,336 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:26,336 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:26,336 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:26,338 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:26,338 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:26,339 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:09:26,350 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:26,350 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:26,351 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:26,351 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:09:26,351 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:09:26,352 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:09:26,352 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:09:26,352 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:09:26,352 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:26,352 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:26,353 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:26,353 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:26,353 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:26,353 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:26,353 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:26,353 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:09:26,353 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:09:26,354 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:26,354 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:26,354 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:26,354 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:26,354 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:26,354 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:26,354 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:26,355 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:26,355 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:26,355 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:26,357 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:26,357 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:09:26,357 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:26,357 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:09:26,358 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:09:26,358 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_cfa768a8-0d45-4b00-8871-763ca9b79f95/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 -> 15e72b613906f5113aac463885b587631f3bd905 [2018-10-27 05:09:26,390 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:26,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:26,402 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:26,403 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:26,403 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:26,404 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix055_rmo.oepc_false-unreach-call.i [2018-10-27 05:09:26,444 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/data/676625155/b74771f8db424f8fa2abc2b4eee33d83/FLAG85b72bbc4 [2018-10-27 05:09:26,905 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:26,906 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/sv-benchmarks/c/pthread-wmm/mix055_rmo.oepc_false-unreach-call.i [2018-10-27 05:09:26,922 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/data/676625155/b74771f8db424f8fa2abc2b4eee33d83/FLAG85b72bbc4 [2018-10-27 05:09:26,933 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/bin-2019/utaipan/data/676625155/b74771f8db424f8fa2abc2b4eee33d83 [2018-10-27 05:09:26,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:26,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:09:26,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:26,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:26,941 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:26,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:26" (1/1) ... [2018-10-27 05:09:26,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f20ff87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:26, skipping insertion in model container [2018-10-27 05:09:26,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:26" (1/1) ... [2018-10-27 05:09:26,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:27,003 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:27,353 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:27,359 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:27,419 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:27,480 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:27,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:27 WrapperNode [2018-10-27 05:09:27,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:27,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:27,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:09:27,481 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:09:27,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:27" (1/1) ... [2018-10-27 05:09:27,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:27" (1/1) ... [2018-10-27 05:09:27,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:27,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:27,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:27,538 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:27,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:27" (1/1) ... [2018-10-27 05:09:27,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:27" (1/1) ... [2018-10-27 05:09:27,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:27" (1/1) ... [2018-10-27 05:09:27,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:27" (1/1) ... [2018-10-27 05:09:27,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:27" (1/1) ... [2018-10-27 05:09:27,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:27" (1/1) ... [2018-10-27 05:09:27,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:27" (1/1) ... [2018-10-27 05:09:27,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:27,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:27,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:27,644 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:27,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cfa768a8-0d45-4b00-8871-763ca9b79f95/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 05:09:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:09:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:09:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:09:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:09:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:09:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:09:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:09:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:09:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:09:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:09:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:27,695 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 05:09:29,669 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:29,707 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:29,707 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:29,708 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:09:29,712 INFO L168 Benchmark]: Toolchain (without parser) took 2776.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 947.8 MB in the beginning and 1.1 GB in the end (delta: -121.6 MB). Peak memory consumption was 46.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:29,714 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:29,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 542.59 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:29,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.50 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:29,716 INFO L168 Benchmark]: Boogie Preprocessor took 106.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -248.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:29,717 INFO L168 Benchmark]: RCFGBuilder took 2067.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 83.8 MB). Peak memory consumption was 83.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:29,720 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 542.59 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.50 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 106.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -248.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2067.99 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: 83.8 MB). Peak memory consumption was 83.8 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...