./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_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_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/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 18b75346ba547efede6cd108ef43e8ebc830a115 ..................................................................................................................................................................................................................... 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_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/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 18b75346ba547efede6cd108ef43e8ebc830a115 ..................................................................................................................................................................................................................... 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 05:12:44,419 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:44,420 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:44,429 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:44,429 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:44,430 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:44,431 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:44,433 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:44,434 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:44,434 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:44,435 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:44,437 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:44,437 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:44,440 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:44,448 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:44,449 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:44,449 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:44,451 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:44,453 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:44,454 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:44,455 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:44,456 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:44,457 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:44,458 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:44,458 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:44,459 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:44,459 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:44,461 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:44,461 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:44,462 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:44,462 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:44,463 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:44,463 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:44,463 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:44,464 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:44,464 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:44,465 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:44,476 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:44,477 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:44,477 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:44,477 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:44,478 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:44,478 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:44,478 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:44,478 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:44,478 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:44,478 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:44,478 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:44,479 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:44,479 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:44,481 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:44,481 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:44,481 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:44,481 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:44,481 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:44,481 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:44,482 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:44,482 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:44,482 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:44,482 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:44,482 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:44,482 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:44,483 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:44,483 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:44,483 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:44,483 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:44,483 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:44,483 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:44,483 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:44,484 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:44,484 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:44,484 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_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/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 -> 18b75346ba547efede6cd108ef43e8ebc830a115 [2018-10-27 05:12:44,518 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:44,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:44,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:44,545 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:44,545 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:44,546 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-unreach-call.i [2018-10-27 05:12:44,598 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/data/c923088b5/c9e7f986b47c4ca9ab05d1f896da4a6d/FLAGad688fb5a [2018-10-27 05:12:45,068 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:45,068 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-unreach-call.i [2018-10-27 05:12:45,087 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/data/c923088b5/c9e7f986b47c4ca9ab05d1f896da4a6d/FLAGad688fb5a [2018-10-27 05:12:45,103 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/data/c923088b5/c9e7f986b47c4ca9ab05d1f896da4a6d [2018-10-27 05:12:45,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:45,108 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:45,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:45,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:45,114 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:45,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:45,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@779e7146 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 05:12:45,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:45,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:45,182 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:45,547 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:45,621 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:45,670 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:45,759 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:45,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45 WrapperNode [2018-10-27 05:12:45,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:45,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:45,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:45,761 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:45,835 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 05:12:45,855 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 05:12:45,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:45,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:45,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:45,916 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:45,924 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 05:12:45,924 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 05:12:45,931 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 05:12:45,932 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 05:12:45,951 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 05:12:45,978 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 05:12:45,982 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 05:12:45,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:45,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:45,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:45,989 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:45,989 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_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/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 05:12:46,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-10-27 05:12:46,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-10-27 05:12:46,059 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:12:46,059 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:12:46,059 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:12:46,061 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:12:46,061 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:12:46,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:12:46,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:46,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:46,061 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-10-27 05:12:46,062 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-10-27 05:12:46,062 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:46,062 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:46,062 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-10-27 05:12:46,062 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-10-27 05:12:46,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-10-27 05:12:46,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-10-27 05:12:46,062 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-10-27 05:12:46,063 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-10-27 05:12:46,063 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-10-27 05:12:46,063 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-10-27 05:12:46,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:12:46,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:12:46,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:46,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:46,065 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 05:12:48,497 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:48,551 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:48,551 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:48,552 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:48,556 INFO L168 Benchmark]: Toolchain (without parser) took 3449.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 953.1 MB in the beginning and 1.0 GB in the end (delta: -49.4 MB). Peak memory consumption was 106.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:48,560 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:48,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.74 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 918.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:48,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -227.5 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:48,562 INFO L168 Benchmark]: Boogie Preprocessor took 72.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:48,563 INFO L168 Benchmark]: RCFGBuilder took 2566.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 139.9 MB). Peak memory consumption was 139.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:48,568 INFO L336 ainManager$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 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 651.74 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 918.2 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 155.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -227.5 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2566.86 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: 139.9 MB). Peak memory consumption was 139.9 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 05:12:50,472 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:50,473 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:50,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:50,483 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:50,484 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:50,485 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:50,487 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:50,489 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:50,490 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:50,490 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:50,490 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:50,491 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:50,493 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:50,493 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:50,494 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:50,495 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:50,496 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:50,498 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:50,499 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:50,500 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:50,501 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:50,503 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:50,504 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:50,504 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:50,505 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:50,505 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:50,506 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:50,507 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:50,508 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:50,509 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:50,509 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:50,510 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:50,510 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:50,511 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:50,511 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:50,511 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:50,525 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:50,525 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:50,526 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:50,526 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:50,526 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:50,526 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:50,527 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:50,527 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:50,527 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:50,528 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:50,529 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:50,529 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:50,529 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:50,529 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:50,529 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:50,529 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:50,529 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:50,530 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:50,530 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:50,530 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:50,530 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:50,530 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:50,530 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:50,531 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:50,531 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:50,531 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:50,531 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:50,531 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:50,533 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:50,533 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:50,534 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:50,534 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:50,534 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_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/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 -> 18b75346ba547efede6cd108ef43e8ebc830a115 [2018-10-27 05:12:50,571 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:50,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:50,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:50,590 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:50,590 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:50,591 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-unreach-call.i [2018-10-27 05:12:50,644 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/data/cd0974bfa/04ababdeac924e42ac89a975fa60ee22/FLAGfa237df50 [2018-10-27 05:12:51,109 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:51,110 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/sv-benchmarks/c/pthread-ext/26_stack_cas_longer_false-unreach-call.i [2018-10-27 05:12:51,124 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/data/cd0974bfa/04ababdeac924e42ac89a975fa60ee22/FLAGfa237df50 [2018-10-27 05:12:51,136 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/bin-2019/utaipan/data/cd0974bfa/04ababdeac924e42ac89a975fa60ee22 [2018-10-27 05:12:51,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:51,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:51,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:51,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:51,148 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:51,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:51" (1/1) ... [2018-10-27 05:12:51,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4afc8780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:51, skipping insertion in model container [2018-10-27 05:12:51,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:51" (1/1) ... [2018-10-27 05:12:51,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:51,222 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:51,602 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:51,657 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:51,702 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:51,808 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:51,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:51 WrapperNode [2018-10-27 05:12:51,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:51,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:51,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:51,810 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:51,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:51" (1/1) ... [2018-10-27 05:12:51,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:51" (1/1) ... [2018-10-27 05:12:51,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:51,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:51,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:51,977 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:51,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:51" (1/1) ... [2018-10-27 05:12:51,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:51" (1/1) ... [2018-10-27 05:12:51,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:51" (1/1) ... [2018-10-27 05:12:52,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:51" (1/1) ... [2018-10-27 05:12:52,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:51" (1/1) ... [2018-10-27 05:12:52,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:51" (1/1) ... [2018-10-27 05:12:52,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:51" (1/1) ... [2018-10-27 05:12:52,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:52,041 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:52,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:52,041 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:52,042 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e008f7a0-b8bf-47fb-a1b9-f61b74c4ee73/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 05:12:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-10-27 05:12:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-10-27 05:12:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:12:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:12:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:12:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:12:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:12:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:12:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-10-27 05:12:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-10-27 05:12:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-10-27 05:12:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-10-27 05:12:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-10-27 05:12:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-10-27 05:12:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-10-27 05:12:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-10-27 05:12:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-10-27 05:12:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-10-27 05:12:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:12:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:12:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:52,110 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 05:12:54,866 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:54,923 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:54,923 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:54,924 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:54,927 INFO L168 Benchmark]: Toolchain (without parser) took 3786.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 947.9 MB in the beginning and 1.0 GB in the end (delta: -65.5 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:54,931 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:54,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.11 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:54,933 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -247.8 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:54,933 INFO L168 Benchmark]: Boogie Preprocessor took 64.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:54,934 INFO L168 Benchmark]: RCFGBuilder took 2885.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 132.8 MB). Peak memory consumption was 132.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:54,938 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 665.11 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 166.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -247.8 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2885.14 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: 132.8 MB). Peak memory consumption was 132.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...