./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-Fig2a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-Fig2a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7b8d2b598ac3326e286016998f443939dfd4be1d ........................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 23:54:04,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:54:04,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:54:04,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:54:04,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:54:04,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:54:04,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:54:04,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:54:04,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:54:04,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:54:04,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:54:04,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:54:04,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:54:04,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:54:04,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:54:04,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:54:04,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:54:04,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:54:04,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:54:04,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:54:04,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:54:04,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:54:04,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:54:04,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:54:04,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:54:04,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:54:04,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:54:04,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:54:04,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:54:04,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:54:04,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:54:04,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:54:04,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:54:04,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:54:04,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:54:04,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:54:04,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:54:04,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:54:04,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:54:04,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:54:04,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:54:04,849 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-15 23:54:04,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:54:04,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:54:04,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:54:04,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:54:04,884 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:54:04,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:54:04,884 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 23:54:04,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 23:54:04,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:54:04,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 23:54:04,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 23:54:04,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 23:54:04,889 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-15 23:54:04,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:54:04,890 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:54:04,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 23:54:04,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:54:04,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:54:04,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 23:54:04,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 23:54:04,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:54:04,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:54:04,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 23:54:04,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 23:54:04,891 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 23:54:04,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 23:54:04,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 23:54:04,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer 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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b8d2b598ac3326e286016998f443939dfd4be1d [2019-11-15 23:54:04,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:54:04,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:54:04,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:54:04,930 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:54:04,931 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:54:04,931 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-Fig2a.c [2019-11-15 23:54:04,986 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer/data/fa32063b8/e9c34d70da3e48a89e6817063e921dff/FLAG4fb0f5435 [2019-11-15 23:54:05,420 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:54:05,421 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-Fig2a.c [2019-11-15 23:54:05,426 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer/data/fa32063b8/e9c34d70da3e48a89e6817063e921dff/FLAG4fb0f5435 [2019-11-15 23:54:05,443 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer/data/fa32063b8/e9c34d70da3e48a89e6817063e921dff [2019-11-15 23:54:05,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:54:05,446 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:54:05,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:54:05,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:54:05,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:54:05,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:54:05" (1/1) ... [2019-11-15 23:54:05,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38cb2b54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05, skipping insertion in model container [2019-11-15 23:54:05,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:54:05" (1/1) ... [2019-11-15 23:54:05,461 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:54:05,479 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:54:05,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:54:05,634 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:54:05,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:54:05,751 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:54:05,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05 WrapperNode [2019-11-15 23:54:05,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:54:05,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:54:05,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:54:05,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:54:05,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05" (1/1) ... [2019-11-15 23:54:05,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05" (1/1) ... [2019-11-15 23:54:05,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:54:05,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:54:05,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:54:05,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:54:05,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05" (1/1) ... [2019-11-15 23:54:05,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05" (1/1) ... [2019-11-15 23:54:05,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05" (1/1) ... [2019-11-15 23:54:05,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05" (1/1) ... [2019-11-15 23:54:05,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05" (1/1) ... [2019-11-15 23:54:05,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05" (1/1) ... [2019-11-15 23:54:05,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05" (1/1) ... [2019-11-15 23:54:05,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:54:05,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:54:05,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:54:05,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:54:05,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer/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 [2019-11-15 23:54:05,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:54:05,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:54:06,156 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:54:06,156 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-15 23:54:06,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:54:06 BoogieIcfgContainer [2019-11-15 23:54:06,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:54:06,158 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 23:54:06,158 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 23:54:06,161 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 23:54:06,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:54:05" (1/3) ... [2019-11-15 23:54:06,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22c4d1ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:54:06, skipping insertion in model container [2019-11-15 23:54:06,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:54:05" (2/3) ... [2019-11-15 23:54:06,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22c4d1ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:54:06, skipping insertion in model container [2019-11-15 23:54:06,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:54:06" (3/3) ... [2019-11-15 23:54:06,164 INFO L109 eAbstractionObserver]: Analyzing ICFG AliasDarteFeautrierGonnord-SAS2010-Fig2a.c [2019-11-15 23:54:06,172 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 23:54:06,178 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 10 error locations. [2019-11-15 23:54:06,188 INFO L249 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2019-11-15 23:54:06,210 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 23:54:06,210 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 23:54:06,210 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 23:54:06,210 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:54:06,213 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:54:06,213 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 23:54:06,213 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:54:06,213 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 23:54:06,225 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2019-11-15 23:54:06,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-11-15 23:54:06,230 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:54:06,231 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-11-15 23:54:06,233 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-15 23:54:06,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:54:06,238 INFO L82 PathProgramCache]: Analyzing trace with hash 31073, now seen corresponding path program 1 times [2019-11-15 23:54:06,245 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:54:06,245 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719136182] [2019-11-15 23:54:06,246 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:54:06,246 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:54:06,246 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:54:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:54:06,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:54:06,351 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719136182] [2019-11-15 23:54:06,352 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:54:06,352 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-11-15 23:54:06,352 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557277024] [2019-11-15 23:54:06,355 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 23:54:06,356 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:54:06,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:54:06,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:54:06,367 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 3 states. [2019-11-15 23:54:06,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:54:06,445 INFO L93 Difference]: Finished difference Result 55 states and 65 transitions. [2019-11-15 23:54:06,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:54:06,446 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-11-15 23:54:06,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:54:06,455 INFO L225 Difference]: With dead ends: 55 [2019-11-15 23:54:06,455 INFO L226 Difference]: Without dead ends: 23 [2019-11-15 23:54:06,457 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:54:06,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2019-11-15 23:54:06,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2019-11-15 23:54:06,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2019-11-15 23:54:06,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 25 transitions. [2019-11-15 23:54:06,482 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 25 transitions. Word has length 3 [2019-11-15 23:54:06,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:54:06,482 INFO L462 AbstractCegarLoop]: Abstraction has 23 states and 25 transitions. [2019-11-15 23:54:06,483 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 23:54:06,483 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2019-11-15 23:54:06,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-11-15 23:54:06,483 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:54:06,483 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-11-15 23:54:06,484 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-15 23:54:06,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:54:06,484 INFO L82 PathProgramCache]: Analyzing trace with hash 963307, now seen corresponding path program 1 times [2019-11-15 23:54:06,484 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:54:06,485 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190609954] [2019-11-15 23:54:06,485 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:54:06,485 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:54:06,485 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:54:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:54:06,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:54:06,504 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190609954] [2019-11-15 23:54:06,504 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:54:06,504 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 23:54:06,505 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660193143] [2019-11-15 23:54:06,506 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 23:54:06,506 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:54:06,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:54:06,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:54:06,507 INFO L87 Difference]: Start difference. First operand 23 states and 25 transitions. Second operand 3 states. [2019-11-15 23:54:06,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:54:06,549 INFO L93 Difference]: Finished difference Result 23 states and 25 transitions. [2019-11-15 23:54:06,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:54:06,550 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-11-15 23:54:06,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:54:06,551 INFO L225 Difference]: With dead ends: 23 [2019-11-15 23:54:06,551 INFO L226 Difference]: Without dead ends: 22 [2019-11-15 23:54:06,552 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:54:06,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2019-11-15 23:54:06,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2019-11-15 23:54:06,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-11-15 23:54:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 24 transitions. [2019-11-15 23:54:06,556 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 24 transitions. Word has length 4 [2019-11-15 23:54:06,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:54:06,556 INFO L462 AbstractCegarLoop]: Abstraction has 22 states and 24 transitions. [2019-11-15 23:54:06,556 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 23:54:06,556 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2019-11-15 23:54:06,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-11-15 23:54:06,556 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:54:06,556 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-11-15 23:54:06,557 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-15 23:54:06,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:54:06,557 INFO L82 PathProgramCache]: Analyzing trace with hash 29862563, now seen corresponding path program 1 times [2019-11-15 23:54:06,558 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:54:06,558 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326731106] [2019-11-15 23:54:06,558 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:54:06,558 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:54:06,558 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:54:06,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:54:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:54:06,600 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:54:06,601 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-15 23:54:06,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:54:06 BoogieIcfgContainer [2019-11-15 23:54:06,617 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 23:54:06,618 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:54:06,618 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:54:06,618 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:54:06,619 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:54:06" (3/4) ... [2019-11-15 23:54:06,621 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-15 23:54:06,657 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7327c8da-0fc0-45b3-82d1-f280d7d46653/bin/uautomizer/witness.graphml [2019-11-15 23:54:06,657 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:54:06,659 INFO L168 Benchmark]: Toolchain (without parser) took 1212.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -134.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-11-15 23:54:06,660 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:54:06,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -191.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:54:06,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:54:06,662 INFO L168 Benchmark]: Boogie Preprocessor took 16.18 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2019-11-15 23:54:06,662 INFO L168 Benchmark]: RCFGBuilder took 362.78 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: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2019-11-15 23:54:06,663 INFO L168 Benchmark]: TraceAbstraction took 459.31 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: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2019-11-15 23:54:06,663 INFO L168 Benchmark]: Witness Printer took 39.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:54:06,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -191.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.18 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 362.78 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: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 459.31 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: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. * Witness Printer took 39.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 19]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int x, y; [L15] x = __VERIFIER_nondet_int() [L16] y = __VERIFIER_nondet_int() [L17] COND TRUE x >= 2 [L18] EXPR x - 1 [L18] x = x - 1 [L19] y + x - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 29 locations, 10 error locations. Result: UNSAFE, OverallTime: 0.4s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 34 SDtfs, 25 SDslu, 8 SDs, 0 SdLazy, 33 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 33 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...