./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/10_fmaxsym_cas_true-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_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/10_fmaxsym_cas_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/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 01015ed6e198ed17cbbbf83aeed3aea7794fccf1 ............................................................................................................................................................................................................ 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_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/10_fmaxsym_cas_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/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 01015ed6e198ed17cbbbf83aeed3aea7794fccf1 ..................................................................................................................................................................................................... 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 05:12:27,662 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:27,664 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:27,674 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:27,674 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:27,675 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:27,676 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:27,678 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:27,679 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:27,682 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:27,683 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:27,683 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:27,684 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:27,687 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:27,688 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:27,689 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:27,689 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:27,691 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:27,692 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:27,701 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:27,702 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:27,703 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:27,704 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:27,707 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:27,707 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:27,708 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:27,709 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:27,709 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:27,710 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:27,711 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:27,711 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:27,711 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:27,711 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:27,712 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:27,712 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:27,718 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:27,718 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:27,739 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:27,739 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:27,740 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:27,741 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:27,741 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:27,741 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:27,742 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:27,742 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:27,743 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:27,743 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:27,743 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:27,744 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:27,748 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:27,749 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:27,749 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:27,749 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:27,749 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:27,749 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:27,750 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:27,750 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:27,750 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:27,750 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:27,750 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:27,750 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:27,750 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:27,751 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:27,751 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:27,751 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:27,751 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:27,751 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:27,751 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:27,751 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:27,752 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:27,752 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:27,752 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_e63059a8-9547-4701-90f5-80d489b0910e/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 -> 01015ed6e198ed17cbbbf83aeed3aea7794fccf1 [2018-10-27 05:12:27,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:27,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:27,798 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:27,799 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:27,800 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:27,801 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/10_fmaxsym_cas_true-unreach-call.i [2018-10-27 05:12:27,852 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/data/d38205d39/f659ee28a88a41c386460e62454cbed5/FLAG3936a9788 [2018-10-27 05:12:28,325 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:28,326 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/sv-benchmarks/c/pthread-ext/10_fmaxsym_cas_true-unreach-call.i [2018-10-27 05:12:28,341 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/data/d38205d39/f659ee28a88a41c386460e62454cbed5/FLAG3936a9788 [2018-10-27 05:12:28,353 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/data/d38205d39/f659ee28a88a41c386460e62454cbed5 [2018-10-27 05:12:28,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:28,358 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:28,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:28,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:28,364 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:28,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:28,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c0e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28, skipping insertion in model container [2018-10-27 05:12:28,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:28,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:28,420 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:28,726 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:28,737 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:28,776 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:28,837 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:28,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28 WrapperNode [2018-10-27 05:12:28,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:28,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:28,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:28,839 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:28,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:28,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:28,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:28,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:28,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:28,979 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:28,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:28,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:28,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:28,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:29,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:29,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:29,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:29,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:29,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:29,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:29,037 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:29,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/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 05:12:29,104 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:12:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:12:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-10-27 05:12:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-10-27 05:12:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure findMax [2018-10-27 05:12:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure findMax [2018-10-27 05:12:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:29,107 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 05:12:29,955 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:29,983 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:29,983 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:29,984 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:29,987 INFO L168 Benchmark]: Toolchain (without parser) took 1630.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -129.5 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:29,989 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:29,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 478.60 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 926.3 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:29,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 926.3 MB in the beginning and 1.1 GB in the end (delta: -212.3 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:29,991 INFO L168 Benchmark]: Boogie Preprocessor took 55.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:29,992 INFO L168 Benchmark]: RCFGBuilder took 954.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 42.6 MB). Peak memory consumption was 42.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:29,995 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 478.60 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 926.3 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 137.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 926.3 MB in the beginning and 1.1 GB in the end (delta: -212.3 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.64 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 954.76 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: 42.6 MB). Peak memory consumption was 42.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:32,006 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:32,008 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:32,018 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:32,019 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:32,019 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:32,022 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:32,024 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:32,025 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:32,026 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:32,026 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:32,027 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:32,027 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:32,028 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:32,031 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:32,032 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:32,032 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:32,034 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:32,035 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:32,044 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:32,045 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:32,046 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:32,047 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:32,048 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:32,048 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:32,052 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:32,053 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:32,053 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:32,054 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:32,055 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:32,055 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:32,055 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:32,055 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:32,056 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:32,059 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:32,059 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:32,059 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:32,081 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:32,082 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:32,082 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:32,083 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:32,083 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:32,083 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:32,083 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:32,083 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:32,084 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:32,084 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:32,084 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:32,084 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:32,084 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:32,085 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:32,085 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:32,086 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:32,086 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:32,086 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:32,086 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:32,086 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:32,086 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:32,086 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:32,087 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:32,087 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:32,087 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:32,087 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:32,087 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:32,087 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:32,087 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:32,088 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:32,088 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:32,088 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:32,088 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_e63059a8-9547-4701-90f5-80d489b0910e/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 -> 01015ed6e198ed17cbbbf83aeed3aea7794fccf1 [2018-10-27 05:12:32,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:32,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:32,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:32,158 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:32,158 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:32,159 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/10_fmaxsym_cas_true-unreach-call.i [2018-10-27 05:12:32,206 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/data/01a8daa57/961da91ff2da4c489e72ed8545bed9c4/FLAGb3385de37 [2018-10-27 05:12:32,692 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:32,692 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/sv-benchmarks/c/pthread-ext/10_fmaxsym_cas_true-unreach-call.i [2018-10-27 05:12:32,711 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/data/01a8daa57/961da91ff2da4c489e72ed8545bed9c4/FLAGb3385de37 [2018-10-27 05:12:32,724 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/bin-2019/utaipan/data/01a8daa57/961da91ff2da4c489e72ed8545bed9c4 [2018-10-27 05:12:32,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:32,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:32,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:32,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:32,734 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:32,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:32,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f20ff87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:32, skipping insertion in model container [2018-10-27 05:12:32,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:32" (1/1) ... [2018-10-27 05:12:32,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:32,808 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:33,153 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:33,167 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:33,211 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:33,279 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:33,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33 WrapperNode [2018-10-27 05:12:33,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:33,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:33,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:33,281 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:33,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:33,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:33,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:33,352 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:33,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... [2018-10-27 05:12:33,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:33,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:33,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:33,466 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:33,468 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e63059a8-9547-4701-90f5-80d489b0910e/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 05:12:33,541 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:12:33,542 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:12:33,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:33,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:33,542 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:33,542 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:33,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-10-27 05:12:33,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-10-27 05:12:33,543 INFO L130 BoogieDeclarations]: Found specification of procedure findMax [2018-10-27 05:12:33,543 INFO L138 BoogieDeclarations]: Found implementation of procedure findMax [2018-10-27 05:12:33,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:33,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:33,544 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 05:12:34,532 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:34,560 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:34,560 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:34,562 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:34,565 INFO L168 Benchmark]: Toolchain (without parser) took 1836.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 943.8 MB in the beginning and 1.1 GB in the end (delta: -174.4 MB). Peak memory consumption was 214.6 kB. Max. memory is 11.5 GB. [2018-10-27 05:12:34,567 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:34,567 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.01 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 911.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:34,568 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.09 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 906.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:34,571 INFO L168 Benchmark]: Boogie Preprocessor took 107.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 906.3 MB in the beginning and 1.2 GB in the end (delta: -256.2 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:34,572 INFO L168 Benchmark]: RCFGBuilder took 1106.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:34,576 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 550.01 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 911.6 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 69.09 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 906.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 107.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 906.3 MB in the beginning and 1.2 GB in the end (delta: -256.2 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1106.46 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: 44.2 MB). Peak memory consumption was 44.2 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...