./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix046_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_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/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 7d1e47148a564dea2acd532fb332e60228796534 ........................................................................................................................................................................................................... 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_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/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 7d1e47148a564dea2acd532fb332e60228796534 .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:52:02,862 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:52:02,863 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:52:02,872 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:52:02,872 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:52:02,873 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:52:02,874 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:52:02,875 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:52:02,876 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:52:02,876 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:52:02,877 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:52:02,877 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:52:02,878 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:52:02,879 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:52:02,879 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:52:02,880 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:52:02,881 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:52:02,882 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:52:02,883 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:52:02,884 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:52:02,885 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:52:02,886 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:52:02,887 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:52:02,887 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:52:02,888 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:52:02,888 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:52:02,889 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:52:02,890 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:52:02,890 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:52:02,891 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:52:02,891 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:52:02,891 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:52:02,892 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:52:02,892 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:52:02,892 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:52:02,893 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:52:02,893 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 09:52:02,903 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:52:02,903 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:52:02,904 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:52:02,904 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:52:02,904 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:52:02,904 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:52:02,905 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 09:52:02,905 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:52:02,905 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 09:52:02,905 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 09:52:02,905 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:52:02,906 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:52:02,906 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:52:02,906 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:52:02,906 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:52:02,906 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:52:02,906 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:52:02,907 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:52:02,907 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:52:02,907 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:52:02,907 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:52:02,907 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:52:02,907 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:52:02,907 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:52:02,908 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:52:02,908 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:52:02,908 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:52:02,908 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:52:02,908 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:52:02,908 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:52:02,908 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 09:52:02,909 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:52:02,909 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:52:02,909 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 09:52:02,909 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_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/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 -> 7d1e47148a564dea2acd532fb332e60228796534 [2018-11-10 09:52:02,933 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:52:02,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:52:02,944 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:52:02,945 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:52:02,946 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:52:02,946 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix046_pso.oepc_false-unreach-call.i [2018-11-10 09:52:02,993 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/data/0e415663a/d3d8655af8f44f98b8769e144926647c/FLAGda0575518 [2018-11-10 09:52:03,374 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:52:03,375 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/sv-benchmarks/c/pthread-wmm/mix046_pso.oepc_false-unreach-call.i [2018-11-10 09:52:03,382 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/data/0e415663a/d3d8655af8f44f98b8769e144926647c/FLAGda0575518 [2018-11-10 09:52:03,390 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/data/0e415663a/d3d8655af8f44f98b8769e144926647c [2018-11-10 09:52:03,393 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:52:03,393 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:52:03,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:52:03,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:52:03,396 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:52:03,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:52:03" (1/1) ... [2018-11-10 09:52:03,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4016af18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:03, skipping insertion in model container [2018-11-10 09:52:03,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:52:03" (1/1) ... [2018-11-10 09:52:03,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:52:03,436 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:52:03,663 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:52:03,670 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:52:03,723 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:52:03,774 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:52:03,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:03 WrapperNode [2018-11-10 09:52:03,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:52:03,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:52:03,775 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:52:03,775 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:52:03,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:03" (1/1) ... [2018-11-10 09:52:03,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:03" (1/1) ... [2018-11-10 09:52:03,877 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:52:03,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:52:03,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:52:03,878 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:52:03,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:03" (1/1) ... [2018-11-10 09:52:03,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:03" (1/1) ... [2018-11-10 09:52:03,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:03" (1/1) ... [2018-11-10 09:52:03,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:03" (1/1) ... [2018-11-10 09:52:03,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:03" (1/1) ... [2018-11-10 09:52:03,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:03" (1/1) ... [2018-11-10 09:52:03,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:03" (1/1) ... [2018-11-10 09:52:03,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:52:03,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:52:03,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:52:03,902 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:52:03,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:52:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:52:03,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:52:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:52:03,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:52:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:52:03,951 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:52:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:52:03,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:52:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:52:03,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:52:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 09:52:03,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 09:52:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 09:52:03,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 09:52:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:52:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:52:03,954 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 09:52:04,733 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:52:04,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:52:04,774 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:52:04,775 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:52:04,780 INFO L168 Benchmark]: Toolchain (without parser) took 1386.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -115.9 MB). Peak memory consumption was 57.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:52:04,781 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:52:04,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.87 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 915.1 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 09:52:04,782 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 915.1 MB in the beginning and 1.2 GB in the end (delta: -248.3 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-10 09:52:04,783 INFO L168 Benchmark]: Boogie Preprocessor took 24.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:52:04,783 INFO L168 Benchmark]: RCFGBuilder took 877.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. [2018-11-10 09:52:04,785 INFO L336 ainManager$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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 380.87 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 915.1 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 915.1 MB in the beginning and 1.2 GB in the end (delta: -248.3 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.41 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 877.12 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: 92.2 MB). Peak memory consumption was 92.2 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 [2018-11-10 09:52:06,199 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:52:06,201 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:52:06,208 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:52:06,208 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:52:06,209 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:52:06,210 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:52:06,211 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:52:06,212 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:52:06,212 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:52:06,213 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:52:06,213 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:52:06,214 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:52:06,215 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:52:06,216 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:52:06,216 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:52:06,217 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:52:06,218 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:52:06,219 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:52:06,220 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:52:06,221 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:52:06,223 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:52:06,224 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:52:06,225 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:52:06,225 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:52:06,226 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:52:06,227 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:52:06,227 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:52:06,228 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:52:06,228 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:52:06,228 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:52:06,229 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:52:06,229 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:52:06,229 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:52:06,230 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:52:06,231 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:52:06,231 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 09:52:06,242 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:52:06,242 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:52:06,242 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:52:06,243 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:52:06,243 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:52:06,243 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:52:06,243 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:52:06,243 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:52:06,244 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:52:06,244 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:52:06,244 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:52:06,244 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:52:06,244 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:52:06,244 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:52:06,245 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:52:06,245 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 09:52:06,245 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 09:52:06,245 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:52:06,245 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:52:06,245 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:52:06,245 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:52:06,245 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:52:06,246 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:52:06,246 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:52:06,246 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:52:06,246 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:52:06,246 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:52:06,246 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:52:06,246 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 09:52:06,247 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:52:06,247 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 09:52:06,247 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 09:52:06,247 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_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/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 -> 7d1e47148a564dea2acd532fb332e60228796534 [2018-11-10 09:52:06,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:52:06,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:52:06,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:52:06,286 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:52:06,286 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:52:06,287 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix046_pso.oepc_false-unreach-call.i [2018-11-10 09:52:06,322 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/data/2845fa2df/57ed4ee9b61742dabc58416fbd966ee2/FLAG1e22c745d [2018-11-10 09:52:06,762 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:52:06,763 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/sv-benchmarks/c/pthread-wmm/mix046_pso.oepc_false-unreach-call.i [2018-11-10 09:52:06,773 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/data/2845fa2df/57ed4ee9b61742dabc58416fbd966ee2/FLAG1e22c745d [2018-11-10 09:52:06,781 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/data/2845fa2df/57ed4ee9b61742dabc58416fbd966ee2 [2018-11-10 09:52:06,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:52:06,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:52:06,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:52:06,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:52:06,788 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:52:06,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:52:06" (1/1) ... [2018-11-10 09:52:06,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:06, skipping insertion in model container [2018-11-10 09:52:06,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:52:06" (1/1) ... [2018-11-10 09:52:06,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:52:06,835 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:52:07,099 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:52:07,105 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:52:07,152 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:52:07,201 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:52:07,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:07 WrapperNode [2018-11-10 09:52:07,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:52:07,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:52:07,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:52:07,202 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:52:07,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:07" (1/1) ... [2018-11-10 09:52:07,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:07" (1/1) ... [2018-11-10 09:52:07,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:52:07,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:52:07,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:52:07,286 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:52:07,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:07" (1/1) ... [2018-11-10 09:52:07,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:07" (1/1) ... [2018-11-10 09:52:07,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:07" (1/1) ... [2018-11-10 09:52:07,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:07" (1/1) ... [2018-11-10 09:52:07,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:07" (1/1) ... [2018-11-10 09:52:07,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:07" (1/1) ... [2018-11-10 09:52:07,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:07" (1/1) ... [2018-11-10 09:52:07,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:52:07,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:52:07,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:52:07,317 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:52:07,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:52:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_47d6fc39-cc48-48d0-aa7e-5a6859ddf1f0/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:52:07,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:52:07,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:52:07,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:52:07,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:52:07,354 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:52:07,354 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:52:07,354 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:52:07,354 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:52:07,354 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:52:07,354 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:52:07,354 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 09:52:07,355 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 09:52:07,355 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 09:52:07,355 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 09:52:07,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:52:07,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:52:07,356 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 09:52:07,992 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:52:08,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:52:08,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:52:08,028 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:52:08,032 INFO L168 Benchmark]: Toolchain (without parser) took 1248.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 943.3 MB in the beginning and 1.0 GB in the end (delta: -94.7 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. [2018-11-10 09:52:08,034 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:52:08,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 416.48 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 904.7 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:52:08,035 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 904.7 MB in the beginning and 1.1 GB in the end (delta: -232.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:52:08,035 INFO L168 Benchmark]: Boogie Preprocessor took 31.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2018-11-10 09:52:08,036 INFO L168 Benchmark]: RCFGBuilder took 714.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.7 MB). Peak memory consumption was 97.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:52:08,038 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 416.48 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 904.7 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 904.7 MB in the beginning and 1.1 GB in the end (delta: -232.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 714.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.7 MB). Peak memory consumption was 97.7 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...