./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_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_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/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 fd8bca219eddfe87ff802db5e6aed01ded493ec2 ........................................................................................................................................................................................................................ 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_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/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 fd8bca219eddfe87ff802db5e6aed01ded493ec2 ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:03:05,950 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:03:05,951 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:03:05,958 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:03:05,958 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:03:05,959 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:03:05,960 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:03:05,961 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:03:05,962 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:03:05,962 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:03:05,963 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:03:05,963 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:03:05,964 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:03:05,964 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:03:05,965 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:03:05,966 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:03:05,966 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:03:05,967 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:03:05,969 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:03:05,970 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:03:05,971 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:03:05,972 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:03:05,973 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:03:05,973 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:03:05,973 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:03:05,974 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:03:05,975 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:03:05,976 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:03:05,976 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:03:05,977 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:03:05,977 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:03:05,978 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:03:05,978 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:03:05,978 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:03:05,979 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:03:05,979 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:03:05,979 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 05:03:05,989 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:03:05,989 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:03:05,990 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:03:05,990 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:03:05,990 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:03:05,990 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:03:05,990 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 05:03:05,990 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:03:05,990 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 05:03:05,991 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 05:03:05,991 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:03:05,991 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:03:05,991 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:03:05,991 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:03:05,991 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:03:05,992 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:03:05,992 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:03:05,992 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:03:05,992 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:03:05,992 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:03:05,992 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:03:05,992 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:03:05,992 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:03:05,993 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:03:05,993 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:03:05,993 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:03:05,993 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:03:05,993 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:03:05,993 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:03:05,993 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:03:05,993 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 05:03:05,993 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:03:05,994 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:03:05,994 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 05:03:05,994 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_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/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 -> fd8bca219eddfe87ff802db5e6aed01ded493ec2 [2018-11-10 05:03:06,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:03:06,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:03:06,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:03:06,025 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:03:06,025 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:03:06,026 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_true-unreach-call.i [2018-11-10 05:03:06,060 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/data/490d3a568/43f7418a12f34ce8acfc8a1ab9fee473/FLAGa60b70cc5 [2018-11-10 05:03:06,489 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:03:06,489 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/sv-benchmarks/c/pthread-ext/26_stack_cas_true-unreach-call.i [2018-11-10 05:03:06,501 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/data/490d3a568/43f7418a12f34ce8acfc8a1ab9fee473/FLAGa60b70cc5 [2018-11-10 05:03:06,510 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/data/490d3a568/43f7418a12f34ce8acfc8a1ab9fee473 [2018-11-10 05:03:06,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:03:06,513 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:03:06,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:03:06,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:03:06,516 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:03:06,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:03:06" (1/1) ... [2018-11-10 05:03:06,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ba810fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:06, skipping insertion in model container [2018-11-10 05:03:06,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:03:06" (1/1) ... [2018-11-10 05:03:06,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:03:06,553 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:03:06,754 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:03:06,764 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:03:06,797 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:03:06,844 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:03:06,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:06 WrapperNode [2018-11-10 05:03:06,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:03:06,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:03:06,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:03:06,845 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:03:06,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:06" (1/1) ... [2018-11-10 05:03:06,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:06" (1/1) ... [2018-11-10 05:03:06,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:03:06,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:03:06,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:03:06,928 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:03:06,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:06" (1/1) ... [2018-11-10 05:03:06,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:06" (1/1) ... [2018-11-10 05:03:06,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:06" (1/1) ... [2018-11-10 05:03:06,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:06" (1/1) ... [2018-11-10 05:03:06,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:06" (1/1) ... [2018-11-10 05:03:06,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:06" (1/1) ... [2018-11-10 05:03:06,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:06" (1/1) ... [2018-11-10 05:03:06,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:03:06,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:03:06,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:03:06,957 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:03:06,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:03:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-10 05:03:07,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-10 05:03:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 05:03:07,001 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 05:03:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 05:03:07,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 05:03:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 05:03:07,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 05:03:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:03:07,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:03:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-10 05:03:07,002 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-10 05:03:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:03:07,002 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:03:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-10 05:03:07,002 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-10 05:03:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-11-10 05:03:07,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-11-10 05:03:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-10 05:03:07,003 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-10 05:03:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-10 05:03:07,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-10 05:03:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 05:03:07,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 05:03:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:03:07,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:03:07,005 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 05:03:07,575 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:03:07,603 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:03:07,603 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:03:07,604 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:03:07,606 INFO L168 Benchmark]: Toolchain (without parser) took 1093.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -109.1 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:03:07,607 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:03:07,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 331.02 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 919.0 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:03:07,608 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -216.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:03:07,609 INFO L168 Benchmark]: Boogie Preprocessor took 27.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:03:07,609 INFO L168 Benchmark]: RCFGBuilder took 649.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 66.0 MB). Peak memory consumption was 66.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:03:07,611 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 331.02 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 919.0 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -216.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.77 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 649.64 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: 66.0 MB). Peak memory consumption was 66.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:03:09,048 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:03:09,050 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:03:09,058 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:03:09,059 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:03:09,059 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:03:09,060 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:03:09,061 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:03:09,062 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:03:09,063 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:03:09,064 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:03:09,064 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:03:09,064 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:03:09,065 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:03:09,066 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:03:09,066 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:03:09,067 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:03:09,068 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:03:09,069 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:03:09,070 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:03:09,071 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:03:09,072 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:03:09,073 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:03:09,074 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:03:09,074 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:03:09,074 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:03:09,075 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:03:09,076 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:03:09,076 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:03:09,077 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:03:09,077 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:03:09,077 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:03:09,078 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:03:09,078 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:03:09,079 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:03:09,079 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:03:09,079 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 05:03:09,089 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:03:09,089 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:03:09,090 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:03:09,090 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:03:09,090 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:03:09,090 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:03:09,090 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:03:09,091 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:03:09,091 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:03:09,091 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:03:09,091 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:03:09,091 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:03:09,092 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:03:09,092 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:03:09,092 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:03:09,092 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:03:09,092 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:03:09,092 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:03:09,092 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:03:09,093 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:03:09,093 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:03:09,093 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:03:09,093 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:03:09,093 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:03:09,093 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:03:09,093 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:03:09,094 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:03:09,094 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:03:09,094 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:03:09,094 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:03:09,094 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:03:09,094 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:03:09,094 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_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/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 -> fd8bca219eddfe87ff802db5e6aed01ded493ec2 [2018-11-10 05:03:09,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:03:09,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:03:09,137 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:03:09,138 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:03:09,138 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:03:09,139 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_true-unreach-call.i [2018-11-10 05:03:09,184 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/data/b9dccf4be/a21477a63b11441bb03e441a81cff2fd/FLAG6b76300f0 [2018-11-10 05:03:09,558 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:03:09,559 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/sv-benchmarks/c/pthread-ext/26_stack_cas_true-unreach-call.i [2018-11-10 05:03:09,569 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/data/b9dccf4be/a21477a63b11441bb03e441a81cff2fd/FLAG6b76300f0 [2018-11-10 05:03:09,579 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/data/b9dccf4be/a21477a63b11441bb03e441a81cff2fd [2018-11-10 05:03:09,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:03:09,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:03:09,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:03:09,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:03:09,586 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:03:09,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:03:09" (1/1) ... [2018-11-10 05:03:09,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6040d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:09, skipping insertion in model container [2018-11-10 05:03:09,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:03:09" (1/1) ... [2018-11-10 05:03:09,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:03:09,627 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:03:09,884 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:03:09,898 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:03:09,932 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:03:09,992 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:03:09,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:09 WrapperNode [2018-11-10 05:03:09,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:03:09,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:03:09,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:03:09,993 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:03:10,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:09" (1/1) ... [2018-11-10 05:03:10,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:09" (1/1) ... [2018-11-10 05:03:10,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:03:10,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:03:10,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:03:10,088 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:03:10,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:09" (1/1) ... [2018-11-10 05:03:10,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:09" (1/1) ... [2018-11-10 05:03:10,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:09" (1/1) ... [2018-11-10 05:03:10,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:09" (1/1) ... [2018-11-10 05:03:10,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:09" (1/1) ... [2018-11-10 05:03:10,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:09" (1/1) ... [2018-11-10 05:03:10,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:09" (1/1) ... [2018-11-10 05:03:10,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:03:10,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:03:10,119 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:03:10,119 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:03:10,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:03:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3afc816e-fdb5-48bf-aa5d-4a2b4c902ce9/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:03:10,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-10 05:03:10,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-10 05:03:10,153 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 05:03:10,153 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 05:03:10,153 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 05:03:10,153 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 05:03:10,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 05:03:10,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 05:03:10,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:03:10,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:03:10,154 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-10 05:03:10,154 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-10 05:03:10,154 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:03:10,154 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:03:10,154 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-10 05:03:10,154 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-10 05:03:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-11-10 05:03:10,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-11-10 05:03:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-10 05:03:10,155 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-10 05:03:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-10 05:03:10,155 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-10 05:03:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 05:03:10,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 05:03:10,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:03:10,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:03:10,157 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 05:03:10,631 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:03:10,656 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:03:10,657 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:03:10,657 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:03:10,660 INFO L168 Benchmark]: Toolchain (without parser) took 1078.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -130.8 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:03:10,661 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:03:10,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.16 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:03:10,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -239.0 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:03:10,662 INFO L168 Benchmark]: Boogie Preprocessor took 30.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:03:10,662 INFO L168 Benchmark]: RCFGBuilder took 540.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:03:10,665 INFO L336 ainManager$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 410.16 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 95.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -239.0 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 540.00 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: 70.6 MB). Peak memory consumption was 70.6 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...