./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix048_pso.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix048_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/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 911bf73f8425eed07e7a2424facf62a9300c1e77 ......................................................................................................................................................................................................... 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_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix048_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/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 911bf73f8425eed07e7a2424facf62a9300c1e77 ........................................................................................................................................................................................................ 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 05:12:17,809 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:17,811 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:17,822 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:17,822 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:17,823 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:17,824 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:17,826 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:17,828 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:17,829 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:17,829 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:17,830 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:17,831 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:17,832 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:17,833 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:17,834 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:17,835 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:17,837 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:17,839 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:17,840 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:17,842 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:17,843 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:17,845 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:17,846 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:17,846 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:17,847 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:17,848 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:17,849 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:17,849 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:17,851 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:17,851 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:17,852 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:17,852 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:17,852 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:17,853 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:17,854 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:17,855 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:17,868 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:17,868 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:17,869 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:17,869 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:17,869 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:17,870 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:17,870 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:17,870 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:17,870 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:17,871 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:17,871 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:17,872 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:17,872 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:17,873 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:17,873 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:17,873 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:17,873 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:17,873 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:17,874 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:17,874 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:17,874 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:17,874 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:17,876 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:17,876 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:17,876 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:17,876 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:17,877 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:17,877 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:17,877 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:17,877 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:17,877 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:17,878 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:17,878 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:17,878 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:17,878 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_0e0c2d85-108d-4f4d-a97a-056742901e13/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 -> 911bf73f8425eed07e7a2424facf62a9300c1e77 [2018-10-27 05:12:17,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:17,921 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:17,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:17,926 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:17,926 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:17,927 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix048_pso.opt_false-unreach-call.i [2018-10-27 05:12:17,978 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/data/9d4035866/af3d09fb895741639c411b28a4297c50/FLAG31b75f058 [2018-10-27 05:12:18,490 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:18,491 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/sv-benchmarks/c/pthread-wmm/mix048_pso.opt_false-unreach-call.i [2018-10-27 05:12:18,511 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/data/9d4035866/af3d09fb895741639c411b28a4297c50/FLAG31b75f058 [2018-10-27 05:12:18,526 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/data/9d4035866/af3d09fb895741639c411b28a4297c50 [2018-10-27 05:12:18,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:18,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:18,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:18,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:18,541 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:18,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:18" (1/1) ... [2018-10-27 05:12:18,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f228634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:18, skipping insertion in model container [2018-10-27 05:12:18,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:18" (1/1) ... [2018-10-27 05:12:18,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:18,630 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:19,073 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:19,089 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:19,167 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:19,226 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:19,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:19 WrapperNode [2018-10-27 05:12:19,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:19,227 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:19,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:19,227 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:19,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:19" (1/1) ... [2018-10-27 05:12:19,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:19" (1/1) ... [2018-10-27 05:12:19,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:19,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:19,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:19,351 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:19,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:19" (1/1) ... [2018-10-27 05:12:19,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:19" (1/1) ... [2018-10-27 05:12:19,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:19" (1/1) ... [2018-10-27 05:12:19,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:19" (1/1) ... [2018-10-27 05:12:19,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:19" (1/1) ... [2018-10-27 05:12:19,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:19" (1/1) ... [2018-10-27 05:12:19,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:19" (1/1) ... [2018-10-27 05:12:19,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:19,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:19,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:19,387 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:19,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/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 05:12:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:19,471 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:19,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:19,472 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 05:12:20,745 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:20,792 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:20,792 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:20,794 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:20,797 INFO L168 Benchmark]: Toolchain (without parser) took 2266.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -131.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:20,800 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:20,801 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.92 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 919.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:20,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 919.5 MB in the beginning and 1.2 GB in the end (delta: -233.5 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:20,802 INFO L168 Benchmark]: Boogie Preprocessor took 36.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:20,803 INFO L168 Benchmark]: RCFGBuilder took 1409.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 66.8 MB). Peak memory consumption was 66.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:20,806 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 693.92 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 919.5 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 123.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 919.5 MB in the beginning and 1.2 GB in the end (delta: -233.5 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1409.09 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: 66.8 MB). Peak memory consumption was 66.8 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:22,882 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:22,883 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:22,902 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:22,903 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:22,904 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:22,908 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:22,910 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:22,912 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:22,916 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:22,919 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:22,919 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:22,920 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:22,921 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:22,922 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:22,922 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:22,926 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:22,927 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:22,929 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:22,930 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:22,942 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:22,944 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:22,945 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:22,946 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:22,946 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:22,950 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:22,952 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:22,955 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:22,955 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:22,956 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:22,956 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:22,957 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:22,957 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:22,957 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:22,958 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:22,961 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:22,962 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:22,980 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:22,980 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:22,981 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:22,981 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:22,981 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:22,981 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:22,981 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:22,982 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:22,982 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:22,984 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:22,984 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:22,985 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:22,985 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:22,985 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:22,985 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:22,985 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:22,985 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:22,985 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:22,986 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:22,986 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:22,986 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:22,986 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:22,986 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:22,986 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:22,987 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:22,987 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:22,987 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:22,987 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:22,987 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:22,987 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:22,987 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:22,988 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:22,988 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_0e0c2d85-108d-4f4d-a97a-056742901e13/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 -> 911bf73f8425eed07e7a2424facf62a9300c1e77 [2018-10-27 05:12:23,040 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:23,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:23,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:23,060 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:23,060 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:23,061 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix048_pso.opt_false-unreach-call.i [2018-10-27 05:12:23,118 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/data/edf630b3d/fde1e7a85f4b44ab93c6c1f67736da01/FLAG28210386c [2018-10-27 05:12:23,572 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:23,573 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/sv-benchmarks/c/pthread-wmm/mix048_pso.opt_false-unreach-call.i [2018-10-27 05:12:23,594 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/data/edf630b3d/fde1e7a85f4b44ab93c6c1f67736da01/FLAG28210386c [2018-10-27 05:12:23,606 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/bin-2019/utaipan/data/edf630b3d/fde1e7a85f4b44ab93c6c1f67736da01 [2018-10-27 05:12:23,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:23,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:23,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:23,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:23,615 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:23,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:23" (1/1) ... [2018-10-27 05:12:23,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2377f6f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:23, skipping insertion in model container [2018-10-27 05:12:23,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:23" (1/1) ... [2018-10-27 05:12:23,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:23,672 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:24,045 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:24,064 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:24,153 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:24,239 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:24,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:24 WrapperNode [2018-10-27 05:12:24,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:24,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:24,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:24,241 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:24,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:24" (1/1) ... [2018-10-27 05:12:24,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:24" (1/1) ... [2018-10-27 05:12:24,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:24,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:24,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:24,303 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:24,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:24" (1/1) ... [2018-10-27 05:12:24,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:24" (1/1) ... [2018-10-27 05:12:24,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:24" (1/1) ... [2018-10-27 05:12:24,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:24" (1/1) ... [2018-10-27 05:12:24,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:24" (1/1) ... [2018-10-27 05:12:24,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:24" (1/1) ... [2018-10-27 05:12:24,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:24" (1/1) ... [2018-10-27 05:12:24,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:24,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:24,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:24,419 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:24,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0e0c2d85-108d-4f4d-a97a-056742901e13/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 05:12:24,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:24,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:24,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:24,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:24,476 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:24,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:24,476 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:24,477 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:24,477 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:24,477 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:24,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:24,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:24,479 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 05:12:25,901 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:25,936 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:25,936 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:25,938 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:25,941 INFO L168 Benchmark]: Toolchain (without parser) took 2331.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -109.5 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:25,942 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:25,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.65 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 908.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:25,943 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.84 ms. Allocated memory is still 1.0 GB. Free memory was 908.9 MB in the beginning and 903.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:25,944 INFO L168 Benchmark]: Boogie Preprocessor took 115.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 903.6 MB in the beginning and 1.1 GB in the end (delta: -223.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:25,945 INFO L168 Benchmark]: RCFGBuilder took 1521.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:25,947 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 628.65 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 908.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.84 ms. Allocated memory is still 1.0 GB. Free memory was 908.9 MB in the beginning and 903.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 115.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 903.6 MB in the beginning and 1.1 GB in the end (delta: -223.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1521.50 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: 71.2 MB). Peak memory consumption was 71.2 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...