./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi004_pso.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_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi004_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/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 adac677e86c3589742609fbf864b49e4d47efc96 ............................................................................................................................................................................................................. 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_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi004_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/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 adac677e86c3589742609fbf864b49e4d47efc96 ........................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:05,889 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:05,891 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:05,903 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:05,903 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:05,904 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:05,905 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:05,907 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:05,909 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:05,910 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:05,911 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:05,911 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:05,912 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:05,913 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:05,914 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:05,915 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:05,916 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:05,918 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:05,920 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:05,922 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:05,923 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:05,924 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:05,927 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:05,927 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:05,927 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:05,928 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:05,929 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:05,931 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:05,932 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:05,933 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:05,933 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:05,934 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:05,934 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:05,935 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:05,936 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:05,936 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:05,937 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:05,951 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:05,951 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:05,952 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:05,952 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:05,952 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:05,952 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:05,952 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:05,953 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:05,953 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:05,953 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:05,953 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:05,954 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:05,955 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:05,956 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:05,956 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:05,956 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:05,956 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:05,956 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:05,956 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:05,957 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:05,957 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:05,957 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:05,957 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:05,957 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:05,958 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:05,958 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:05,958 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:05,958 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:05,958 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:05,958 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:05,959 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:05,959 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:05,959 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:05,959 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:05,959 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_8b428406-2936-43a5-aae9-e15770de1872/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 -> adac677e86c3589742609fbf864b49e4d47efc96 [2018-10-27 05:13:05,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:06,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:06,012 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:06,014 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:06,015 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:06,016 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi004_pso.oepc_false-unreach-call.i [2018-10-27 05:13:06,070 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/data/3e9006044/bed95b346b674b35b65e621128c2269d/FLAG69bce9295 [2018-10-27 05:13:06,563 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:06,564 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/sv-benchmarks/c/pthread-wmm/rfi004_pso.oepc_false-unreach-call.i [2018-10-27 05:13:06,583 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/data/3e9006044/bed95b346b674b35b65e621128c2269d/FLAG69bce9295 [2018-10-27 05:13:06,605 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/data/3e9006044/bed95b346b674b35b65e621128c2269d [2018-10-27 05:13:06,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:06,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:06,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:06,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:06,619 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:06,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:06" (1/1) ... [2018-10-27 05:13:06,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c7e4e80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:06, skipping insertion in model container [2018-10-27 05:13:06,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:06" (1/1) ... [2018-10-27 05:13:06,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:06,693 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:07,080 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:07,091 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:07,194 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:07,258 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:07,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:07 WrapperNode [2018-10-27 05:13:07,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:07,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:07,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:07,260 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:07,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:07" (1/1) ... [2018-10-27 05:13:07,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:07" (1/1) ... [2018-10-27 05:13:07,406 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:07,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:07,407 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:07,407 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:07,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:07" (1/1) ... [2018-10-27 05:13:07,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:07" (1/1) ... [2018-10-27 05:13:07,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:07" (1/1) ... [2018-10-27 05:13:07,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:07" (1/1) ... [2018-10-27 05:13:07,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:07" (1/1) ... [2018-10-27 05:13:07,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:07" (1/1) ... [2018-10-27 05:13:07,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:07" (1/1) ... [2018-10-27 05:13:07,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:07,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:07,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:07,448 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:07,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:07,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:07,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:07,514 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:07,515 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:07,515 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:07,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:07,517 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:08,991 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:09,033 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:09,033 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:09,037 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:09,037 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:09,039 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:09,039 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:09,040 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:09,047 INFO L168 Benchmark]: Toolchain (without parser) took 2434.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -131.3 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:09,051 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:09,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.48 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 919.4 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:09,052 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 919.4 MB in the beginning and 1.2 GB in the end (delta: -235.7 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:09,053 INFO L168 Benchmark]: Boogie Preprocessor took 40.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:09,054 INFO L168 Benchmark]: RCFGBuilder took 1597.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:09,063 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 645.48 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 919.4 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 146.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 919.4 MB in the beginning and 1.2 GB in the end (delta: -235.7 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.96 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: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1597.97 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: 62.7 MB). Peak memory consumption was 62.7 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 [2018-10-27 05:13:11,356 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:11,358 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:11,370 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:11,370 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:11,371 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:11,372 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:11,375 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:11,376 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:11,377 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:11,378 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:11,379 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:11,380 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:11,381 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:11,382 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:11,383 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:11,384 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:11,386 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:11,389 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:11,396 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:11,397 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:11,398 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:11,402 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:11,403 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:11,403 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:11,404 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:11,405 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:11,406 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:11,409 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:11,410 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:11,410 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:11,411 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:11,411 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:11,412 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:11,412 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:11,413 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:11,413 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:11,436 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:11,436 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:11,437 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:11,437 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:11,438 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:11,438 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:11,438 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:11,441 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:11,443 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:11,443 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:11,443 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:11,443 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:11,443 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:11,443 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:11,444 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:11,444 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:11,444 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:11,444 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:11,444 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:11,444 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:11,445 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:11,445 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:11,445 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:11,445 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:11,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:11,446 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:11,446 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:11,446 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:11,450 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:11,450 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:11,450 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:11,451 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:11,451 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_8b428406-2936-43a5-aae9-e15770de1872/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 -> adac677e86c3589742609fbf864b49e4d47efc96 [2018-10-27 05:13:11,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:11,517 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:11,521 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:11,522 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:11,523 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:11,523 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi004_pso.oepc_false-unreach-call.i [2018-10-27 05:13:11,580 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/data/a38ec8337/d59d2d51b356457892e8e3cc39f44e24/FLAGe3efa1c4c [2018-10-27 05:13:12,146 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:12,147 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/sv-benchmarks/c/pthread-wmm/rfi004_pso.oepc_false-unreach-call.i [2018-10-27 05:13:12,169 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/data/a38ec8337/d59d2d51b356457892e8e3cc39f44e24/FLAGe3efa1c4c [2018-10-27 05:13:12,186 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/data/a38ec8337/d59d2d51b356457892e8e3cc39f44e24 [2018-10-27 05:13:12,190 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:12,194 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:12,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:12,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:12,205 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:12,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:12" (1/1) ... [2018-10-27 05:13:12,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57651c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:12, skipping insertion in model container [2018-10-27 05:13:12,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:12" (1/1) ... [2018-10-27 05:13:12,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:12,294 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:12,752 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:12,761 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:12,864 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:12,960 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:12,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:12 WrapperNode [2018-10-27 05:13:12,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:12,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:12,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:12,961 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:12,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:12" (1/1) ... [2018-10-27 05:13:12,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:12" (1/1) ... [2018-10-27 05:13:13,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:13,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:13,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:13,111 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:13,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:12" (1/1) ... [2018-10-27 05:13:13,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:12" (1/1) ... [2018-10-27 05:13:13,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:12" (1/1) ... [2018-10-27 05:13:13,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:12" (1/1) ... [2018-10-27 05:13:13,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:12" (1/1) ... [2018-10-27 05:13:13,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:12" (1/1) ... [2018-10-27 05:13:13,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:12" (1/1) ... [2018-10-27 05:13:13,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:13,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:13,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:13,167 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:13,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8b428406-2936-43a5-aae9-e15770de1872/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:13,232 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:13,232 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:13,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:13,234 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:14,634 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:14,677 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:14,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:14,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:14,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:14,684 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:14,684 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:14,685 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:14,694 INFO L168 Benchmark]: Toolchain (without parser) took 2501.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 953.2 MB in the beginning and 1.0 GB in the end (delta: -82.2 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:14,696 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:14,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.61 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:14,697 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -186.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:14,697 INFO L168 Benchmark]: Boogie Preprocessor took 55.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:14,698 INFO L168 Benchmark]: RCFGBuilder took 1527.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 59.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:14,705 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 765.61 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 149.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -186.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1527.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 59.8 MB). Peak memory consumption was 59.8 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...