./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/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 c221f643ade689123e39e775804594c169b2c815 ................................................................................................................................................................................................................ 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_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/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 c221f643ade689123e39e775804594c169b2c815 ............................................................................................................................................................................................................... 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 05:12:39,479 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:39,481 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:39,492 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:39,492 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:39,493 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:39,494 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:39,496 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:39,497 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:39,498 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:39,499 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:39,499 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:39,499 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:39,501 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:39,502 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:39,503 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:39,504 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:39,505 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:39,506 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:39,507 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:39,510 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:39,511 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:39,513 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:39,513 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:39,513 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:39,514 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:39,515 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:39,515 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:39,516 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:39,518 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:39,518 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:39,519 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:39,519 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:39,519 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:39,520 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:39,529 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:39,529 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:39,547 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:39,547 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:39,548 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:39,548 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:39,548 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:39,548 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:39,548 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:39,549 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:39,549 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:39,549 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:39,549 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:39,549 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:39,550 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:39,550 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:39,550 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:39,550 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:39,550 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:39,550 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:39,551 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:39,551 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:39,551 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:39,551 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:39,551 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:39,551 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:39,551 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:39,552 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:39,552 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:39,552 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:39,552 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:39,555 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:39,555 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:39,555 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:39,555 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:39,555 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:39,555 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_588b28a7-fffd-419c-87ce-7c1099e841be/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 -> c221f643ade689123e39e775804594c169b2c815 [2018-10-27 05:12:39,594 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:39,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:39,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:39,609 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:39,609 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:39,610 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i [2018-10-27 05:12:39,664 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/data/4caabf4e3/440f498fadd64102938fa977e4ab1239/FLAG42e3e97b1 [2018-10-27 05:12:40,117 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:40,117 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i [2018-10-27 05:12:40,135 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/data/4caabf4e3/440f498fadd64102938fa977e4ab1239/FLAG42e3e97b1 [2018-10-27 05:12:40,148 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/data/4caabf4e3/440f498fadd64102938fa977e4ab1239 [2018-10-27 05:12:40,152 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:40,153 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:40,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:40,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:40,158 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:40,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6934edcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40, skipping insertion in model container [2018-10-27 05:12:40,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:40,216 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:40,579 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:40,586 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:40,690 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:40,758 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:40,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40 WrapperNode [2018-10-27 05:12:40,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:40,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:40,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:40,760 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:40,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:40,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:40,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:40,940 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:40,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40" (1/1) ... [2018-10-27 05:12:40,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:40,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:40,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:40,999 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:41,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/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 05:12:41,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:41,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:41,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:41,056 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:41,056 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:12:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:12:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:41,059 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 05:12:42,715 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:42,767 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:42,768 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:42,770 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:42,770 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:42,772 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:42,772 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:42,776 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:42,783 INFO L168 Benchmark]: Toolchain (without parser) took 2630.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 950.4 MB in the beginning and 1.0 GB in the end (delta: -70.4 MB). Peak memory consumption was 47.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:42,787 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:42,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 605.01 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 915.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:42,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 915.5 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:42,789 INFO L168 Benchmark]: Boogie Preprocessor took 59.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:42,789 INFO L168 Benchmark]: RCFGBuilder took 1783.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.9 MB). Peak memory consumption was 84.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:42,794 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 605.01 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 915.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 179.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 915.5 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1783.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.9 MB). Peak memory consumption was 84.9 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 05:12:44,766 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:44,767 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:44,776 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:44,776 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:44,777 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:44,778 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:44,780 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:44,781 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:44,782 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:44,783 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:44,783 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:44,784 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:44,785 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:44,786 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:44,787 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:44,787 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:44,790 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:44,801 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:44,802 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:44,803 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:44,804 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:44,806 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:44,806 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:44,806 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:44,807 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:44,808 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:44,814 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:44,815 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:44,815 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:44,816 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:44,816 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:44,817 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:44,817 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:44,817 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:44,818 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:44,818 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:44,836 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:44,837 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:44,839 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:44,839 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:44,840 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:44,840 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:44,840 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:44,840 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:44,840 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:44,840 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:44,841 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:44,841 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:44,841 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:44,841 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:44,841 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:44,841 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:44,841 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:44,841 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:44,842 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:44,842 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:44,842 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:44,842 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:44,842 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:44,842 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:44,842 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:44,842 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:44,843 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:44,843 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:44,843 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:44,843 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:44,843 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:44,843 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:44,843 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_588b28a7-fffd-419c-87ce-7c1099e841be/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 -> c221f643ade689123e39e775804594c169b2c815 [2018-10-27 05:12:44,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:44,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:44,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:44,894 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:44,894 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:44,895 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i [2018-10-27 05:12:44,937 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/data/a38f25129/bd2959dcc78b4909a9a67bc107547869/FLAG91a572fc9 [2018-10-27 05:12:45,356 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:45,357 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i [2018-10-27 05:12:45,371 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/data/a38f25129/bd2959dcc78b4909a9a67bc107547869/FLAG91a572fc9 [2018-10-27 05:12:45,383 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/bin-2019/utaipan/data/a38f25129/bd2959dcc78b4909a9a67bc107547869 [2018-10-27 05:12:45,386 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:45,387 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:45,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:45,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:45,391 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:45,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:45,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d694fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45, skipping insertion in model container [2018-10-27 05:12:45,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:45,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:45,456 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:45,778 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:45,784 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:45,841 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:45,906 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:45,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45 WrapperNode [2018-10-27 05:12:45,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:45,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:45,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:45,907 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:45,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:45,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:45,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:45,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:45,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:45,963 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:45,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:45,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:45,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:45,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:46,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:46,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:46,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:46,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:46,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:46,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:46,097 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:46,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_588b28a7-fffd-419c-87ce-7c1099e841be/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 05:12:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:46,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:46,147 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:46,147 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:12:46,147 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:12:46,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:46,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:46,148 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 05:12:47,939 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:47,984 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:47,984 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:47,987 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:47,987 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:47,988 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:47,988 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:47,990 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:47,994 INFO L168 Benchmark]: Toolchain (without parser) took 2608.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 946.5 MB in the beginning and 1.0 GB in the end (delta: -93.5 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:47,998 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:47,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 518.77 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:47,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.81 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:47,999 INFO L168 Benchmark]: Boogie Preprocessor took 133.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -211.7 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:48,000 INFO L168 Benchmark]: RCFGBuilder took 1897.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:48,004 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 518.77 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 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 55.81 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 133.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -211.7 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1897.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 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...