./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest_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_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/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 a6f0623013fb901f29d67f0891d5543f88ceebec .................................................................................................................................................................................................................... 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_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/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 a6f0623013fb901f29d67f0891d5543f88ceebec ....................................................................................................................................................................................................... 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 05:12:47,831 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:47,833 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:47,844 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:47,845 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:47,846 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:47,847 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:47,848 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:47,850 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:47,851 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:47,852 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:47,852 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:47,854 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:47,855 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:47,856 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:47,857 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:47,858 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:47,860 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:47,862 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:47,863 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:47,864 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:47,870 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:47,873 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:47,873 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:47,873 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:47,874 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:47,875 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:47,876 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:47,876 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:47,881 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:47,882 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:47,882 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:47,883 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:47,883 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:47,884 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:47,884 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:47,885 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:47,907 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:47,909 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:47,910 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:47,910 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:47,911 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:47,911 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:47,911 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:47,912 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:47,913 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:47,913 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:47,913 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:47,914 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:47,916 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:47,916 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:47,916 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:47,917 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:47,917 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:47,917 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:47,917 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:47,917 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:47,918 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:47,918 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:47,918 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:47,918 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:47,918 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:47,919 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:47,919 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:47,919 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:47,919 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:47,919 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:47,919 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:47,920 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:47,920 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:47,920 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:47,920 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_c56f405a-dded-49a7-9f98-81a071503834/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 -> a6f0623013fb901f29d67f0891d5543f88ceebec [2018-10-27 05:12:47,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:47,989 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:47,992 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:47,993 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:47,994 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:47,994 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i [2018-10-27 05:12:48,050 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/data/92ed53611/3f0206d431524fe190b5603045eba296/FLAG8e005ee19 [2018-10-27 05:12:48,604 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:48,605 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i [2018-10-27 05:12:48,620 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/data/92ed53611/3f0206d431524fe190b5603045eba296/FLAG8e005ee19 [2018-10-27 05:12:48,635 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/data/92ed53611/3f0206d431524fe190b5603045eba296 [2018-10-27 05:12:48,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:48,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:48,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:48,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:48,646 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:48,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:48" (1/1) ... [2018-10-27 05:12:48,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e595416 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:48, skipping insertion in model container [2018-10-27 05:12:48,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:48" (1/1) ... [2018-10-27 05:12:48,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:48,708 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:49,103 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:49,217 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:49,257 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:49,344 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:49,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49 WrapperNode [2018-10-27 05:12:49,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:49,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:49,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:49,347 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:49,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:49,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:49,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:49,634 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:49,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... [2018-10-27 05:12:49,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:49,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:49,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:49,721 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:49,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/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 05:12:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-10-27 05:12:49,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-10-27 05:12:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:12:49,804 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:12:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:12:49,804 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:12:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:12:49,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:12:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:49,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-10-27 05:12:49,805 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-10-27 05:12:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:49,806 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:49,807 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-10-27 05:12:49,808 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-10-27 05:12:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-10-27 05:12:49,808 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-10-27 05:12:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-10-27 05:12:49,808 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-10-27 05:12:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:12:49,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:12:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:49,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:49,812 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 05:12:54,520 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:54,621 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:54,622 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:54,623 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:54,630 INFO L168 Benchmark]: Toolchain (without parser) took 5990.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -166.0 MB). Peak memory consumption was 234.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:54,633 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:54,633 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.56 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 914.6 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:54,635 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 914.6 MB in the beginning and 1.2 GB in the end (delta: -241.4 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:54,637 INFO L168 Benchmark]: Boogie Preprocessor took 87.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:54,638 INFO L168 Benchmark]: RCFGBuilder took 4908.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.4 MB). Peak memory consumption was 250.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:54,642 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 704.56 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 914.6 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 287.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 914.6 MB in the beginning and 1.2 GB in the end (delta: -241.4 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.12 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4908.03 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: 24.4 MB). Peak memory consumption was 250.3 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 05:12:56,973 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:56,975 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:56,987 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:56,987 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:56,988 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:56,990 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:56,991 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:56,993 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:56,994 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:56,995 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:56,995 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:56,996 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:56,997 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:56,999 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:56,999 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:57,000 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:57,002 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:57,004 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:57,006 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:57,007 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:57,017 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:57,018 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:57,019 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:57,019 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:57,020 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:57,021 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:57,022 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:57,022 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:57,023 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:57,024 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:57,024 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:57,025 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:57,025 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:57,026 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:57,028 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:57,028 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:57,052 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:57,052 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:57,053 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:57,053 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:57,054 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:57,054 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:57,054 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:57,054 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:57,055 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:57,055 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:57,055 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:57,055 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:57,056 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:57,056 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:57,056 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:57,056 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:57,056 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:57,059 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:57,059 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:57,059 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:57,059 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:57,059 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:57,060 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:57,061 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:57,061 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:57,061 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:57,061 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:57,061 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:57,061 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:57,062 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:57,062 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:57,062 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:57,062 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_c56f405a-dded-49a7-9f98-81a071503834/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 -> a6f0623013fb901f29d67f0891d5543f88ceebec [2018-10-27 05:12:57,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:57,124 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:57,127 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:57,129 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:57,129 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:57,130 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i [2018-10-27 05:12:57,185 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/data/0a89b3030/91bec7c14ef648c891d1611d62d2ec56/FLAG2ae6640d4 [2018-10-27 05:12:57,756 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:57,757 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i [2018-10-27 05:12:57,769 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/data/0a89b3030/91bec7c14ef648c891d1611d62d2ec56/FLAG2ae6640d4 [2018-10-27 05:12:57,784 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/bin-2019/utaipan/data/0a89b3030/91bec7c14ef648c891d1611d62d2ec56 [2018-10-27 05:12:57,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:57,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:57,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:57,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:57,797 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:57,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:57" (1/1) ... [2018-10-27 05:12:57,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43d627aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:57, skipping insertion in model container [2018-10-27 05:12:57,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:57" (1/1) ... [2018-10-27 05:12:57,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:57,864 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:58,221 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:58,347 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:58,434 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:58,542 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:58,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58 WrapperNode [2018-10-27 05:12:58,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:58,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:58,544 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:58,544 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:58,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:58,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:58,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:58,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:58,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:58,785 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:58,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:58,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:58,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:58,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:58,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:58,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:58,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... [2018-10-27 05:12:58,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:58,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:58,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:58,879 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:58,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c56f405a-dded-49a7-9f98-81a071503834/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 05:12:58,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-10-27 05:12:58,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-10-27 05:12:58,959 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:12:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:12:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:12:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:12:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:12:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:12:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:58,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:58,963 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-10-27 05:12:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-10-27 05:12:58,965 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:58,966 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-10-27 05:12:58,966 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-10-27 05:12:58,966 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-10-27 05:12:58,966 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-10-27 05:12:58,966 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-10-27 05:12:58,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-10-27 05:12:58,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:12:58,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:12:58,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:58,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:58,970 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 05:13:05,188 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:05,268 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:05,269 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:05,270 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:05,277 INFO L168 Benchmark]: Toolchain (without parser) took 7486.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 953.2 MB in the beginning and 866.1 MB in the end (delta: 87.2 MB). Peak memory consumption was 270.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:05,278 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:05,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.99 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 899.6 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:05,280 INFO L168 Benchmark]: Boogie Procedure Inliner took 240.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 899.6 MB in the beginning and 1.2 GB in the end (delta: -261.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:05,286 INFO L168 Benchmark]: Boogie Preprocessor took 93.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:05,286 INFO L168 Benchmark]: RCFGBuilder took 6397.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 866.1 MB in the end (delta: 281.8 MB). Peak memory consumption was 281.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:05,290 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 750.99 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 899.6 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 240.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 899.6 MB in the beginning and 1.2 GB in the end (delta: -261.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 93.52 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: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6397.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 866.1 MB in the end (delta: 281.8 MB). Peak memory consumption was 281.8 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...