./Ultimate.py --spec ../../sv-benchmarks/c/NoOverflows.prp --file ../../sv-benchmarks/c/termination-crafted/Division_true-no-overflow_false-termination_true-valid-memsafety.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted/Division_true-no-overflow_false-termination_true-valid-memsafety.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/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 d089d3bcb050ed43a9f47a1e8909790d01358f90 ........................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:26:53,503 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:26:53,504 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:26:53,512 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:26:53,512 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:26:53,512 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:26:53,513 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:26:53,514 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:26:53,515 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:26:53,516 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:26:53,517 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:26:53,517 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:26:53,517 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:26:53,518 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:26:53,519 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:26:53,519 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:26:53,520 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:26:53,521 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:26:53,522 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:26:53,524 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:26:53,524 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:26:53,525 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:26:53,527 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:26:53,527 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:26:53,528 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:26:53,528 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:26:53,529 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:26:53,530 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:26:53,530 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:26:53,531 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:26:53,531 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:26:53,532 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:26:53,532 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:26:53,532 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:26:53,533 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:26:53,533 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:26:53,534 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf [2018-11-10 12:26:53,541 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:26:53,541 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:26:53,542 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:26:53,542 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:26:53,542 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:26:53,543 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:26:53,543 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 12:26:53,543 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:26:53,543 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 12:26:53,543 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:26:53,543 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:26:53,544 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:26:53,544 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:26:53,544 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:26:53,544 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-10 12:26:53,544 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:26:53,544 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:26:53,544 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:26:53,545 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:26:53,545 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:26:53,545 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:26:53,545 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:26:53,545 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:26:53,545 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:26:53,546 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:26:53,546 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 12:26:53,546 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:26:53,546 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:26:53,546 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_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/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 -> d089d3bcb050ed43a9f47a1e8909790d01358f90 [2018-11-10 12:26:53,571 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:26:53,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:26:53,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:26:53,586 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:26:53,586 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:26:53,587 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/uautomizer/../../sv-benchmarks/c/termination-crafted/Division_true-no-overflow_false-termination_true-valid-memsafety.c [2018-11-10 12:26:53,639 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/uautomizer/data/9ec9a5526/98c6d2b0f4f34421a9ea4c75fc5a6e41/FLAG04f515051 [2018-11-10 12:26:54,005 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:26:54,005 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/sv-benchmarks/c/termination-crafted/Division_true-no-overflow_false-termination_true-valid-memsafety.c [2018-11-10 12:26:54,010 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/uautomizer/data/9ec9a5526/98c6d2b0f4f34421a9ea4c75fc5a6e41/FLAG04f515051 [2018-11-10 12:26:54,024 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/uautomizer/data/9ec9a5526/98c6d2b0f4f34421a9ea4c75fc5a6e41 [2018-11-10 12:26:54,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:26:54,029 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 12:26:54,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:26:54,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:26:54,035 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:26:54,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:26:54" (1/1) ... [2018-11-10 12:26:54,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d9eb10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:54, skipping insertion in model container [2018-11-10 12:26:54,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:26:54" (1/1) ... [2018-11-10 12:26:54,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:26:54,068 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:26:54,190 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:26:54,193 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:26:54,203 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:26:54,213 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:26:54,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:54 WrapperNode [2018-11-10 12:26:54,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:26:54,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:26:54,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:26:54,215 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:26:54,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:54" (1/1) ... [2018-11-10 12:26:54,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:54" (1/1) ... [2018-11-10 12:26:54,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:54" (1/1) ... [2018-11-10 12:26:54,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:54" (1/1) ... [2018-11-10 12:26:54,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:54" (1/1) ... [2018-11-10 12:26:54,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:54" (1/1) ... [2018-11-10 12:26:54,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:54" (1/1) ... [2018-11-10 12:26:54,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:26:54,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:26:54,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:26:54,236 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:26:54,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/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 [2018-11-10 12:26:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:26:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:26:54,323 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:26:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 12:26:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:26:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:26:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:26:54,454 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:26:54,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:26:54 BoogieIcfgContainer [2018-11-10 12:26:54,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:26:54,456 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 12:26:54,456 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 12:26:54,458 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 12:26:54,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 12:26:54" (1/3) ... [2018-11-10 12:26:54,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@648d1a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:26:54, skipping insertion in model container [2018-11-10 12:26:54,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:54" (2/3) ... [2018-11-10 12:26:54,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@648d1a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:26:54, skipping insertion in model container [2018-11-10 12:26:54,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:26:54" (3/3) ... [2018-11-10 12:26:54,461 INFO L112 eAbstractionObserver]: Analyzing ICFG Division_true-no-overflow_false-termination_true-valid-memsafety.c [2018-11-10 12:26:54,468 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 12:26:54,473 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-11-10 12:26:54,485 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-11-10 12:26:54,509 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 12:26:54,509 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 12:26:54,510 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 12:26:54,510 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 12:26:54,510 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 12:26:54,510 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 12:26:54,510 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 12:26:54,510 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 12:26:54,510 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 12:26:54,526 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2018-11-10 12:26:54,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 12:26:54,531 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:26:54,532 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:26:54,534 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, mainErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2018-11-10 12:26:54,539 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:26:54,539 INFO L82 PathProgramCache]: Analyzing trace with hash -895809593, now seen corresponding path program 1 times [2018-11-10 12:26:54,541 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:26:54,542 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:26:54,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:26:54,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:26:54,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:26:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:26:54,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:26:54,647 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:26:54,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 12:26:54,650 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 12:26:54,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 12:26:54,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 12:26:54,661 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 3 states. [2018-11-10 12:26:54,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:26:54,710 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2018-11-10 12:26:54,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 12:26:54,711 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-11-10 12:26:54,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:26:54,717 INFO L225 Difference]: With dead ends: 34 [2018-11-10 12:26:54,717 INFO L226 Difference]: Without dead ends: 18 [2018-11-10 12:26:54,719 INFO L605 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 [2018-11-10 12:26:54,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2018-11-10 12:26:54,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 16. [2018-11-10 12:26:54,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-11-10 12:26:54,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2018-11-10 12:26:54,741 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 8 [2018-11-10 12:26:54,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:26:54,742 INFO L481 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2018-11-10 12:26:54,742 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 12:26:54,742 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2018-11-10 12:26:54,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 12:26:54,742 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:26:54,743 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:26:54,743 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, mainErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2018-11-10 12:26:54,743 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:26:54,743 INFO L82 PathProgramCache]: Analyzing trace with hash -2000293559, now seen corresponding path program 1 times [2018-11-10 12:26:54,743 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:26:54,744 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:26:54,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:26:54,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:26:54,745 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:26:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:26:54,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:26:54,767 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:26:54,767 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 12:26:54,768 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 12:26:54,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 12:26:54,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 12:26:54,769 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand 3 states. [2018-11-10 12:26:54,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:26:54,807 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2018-11-10 12:26:54,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 12:26:54,808 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2018-11-10 12:26:54,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:26:54,808 INFO L225 Difference]: With dead ends: 18 [2018-11-10 12:26:54,808 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 12:26:54,809 INFO L605 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 [2018-11-10 12:26:54,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 12:26:54,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 12:26:54,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 12:26:54,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 12:26:54,810 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2018-11-10 12:26:54,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:26:54,810 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 12:26:54,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 12:26:54,810 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 12:26:54,810 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:26:54,814 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 12:26:54,835 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-10 12:26:54,835 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 12:26:54,835 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 12:26:54,835 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-10 12:26:54,835 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 12:26:54,836 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 12:26:54,836 INFO L425 ceAbstractionStarter]: For program point mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2018-11-10 12:26:54,836 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 11 18) no Hoare annotation was computed. [2018-11-10 12:26:54,836 INFO L425 ceAbstractionStarter]: For program point mainErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2018-11-10 12:26:54,836 INFO L425 ceAbstractionStarter]: For program point L15(line 15) no Hoare annotation was computed. [2018-11-10 12:26:54,836 INFO L425 ceAbstractionStarter]: For program point L15-1(line 15) no Hoare annotation was computed. [2018-11-10 12:26:54,836 INFO L425 ceAbstractionStarter]: For program point L15-2(line 15) no Hoare annotation was computed. [2018-11-10 12:26:54,836 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 11 18) no Hoare annotation was computed. [2018-11-10 12:26:54,836 INFO L425 ceAbstractionStarter]: For program point L15-3(line 15) no Hoare annotation was computed. [2018-11-10 12:26:54,836 INFO L425 ceAbstractionStarter]: For program point L15-4(line 15) no Hoare annotation was computed. [2018-11-10 12:26:54,837 INFO L425 ceAbstractionStarter]: For program point L15-5(line 15) no Hoare annotation was computed. [2018-11-10 12:26:54,837 INFO L425 ceAbstractionStarter]: For program point mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2018-11-10 12:26:54,837 INFO L425 ceAbstractionStarter]: For program point mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2018-11-10 12:26:54,837 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 11 18) the Hoare annotation is: true [2018-11-10 12:26:54,837 INFO L425 ceAbstractionStarter]: For program point mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2018-11-10 12:26:54,837 INFO L425 ceAbstractionStarter]: For program point L14-1(lines 14 16) no Hoare annotation was computed. [2018-11-10 12:26:54,837 INFO L428 ceAbstractionStarter]: At program point L14-3(lines 14 16) the Hoare annotation is: true [2018-11-10 12:26:54,837 INFO L425 ceAbstractionStarter]: For program point L14-4(lines 14 16) no Hoare annotation was computed. [2018-11-10 12:26:54,837 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2018-11-10 12:26:54,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 12:26:54 BoogieIcfgContainer [2018-11-10 12:26:54,841 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 12:26:54,841 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:26:54,841 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:26:54,841 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:26:54,842 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:26:54" (3/4) ... [2018-11-10 12:26:54,844 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:26:54,848 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 12:26:54,849 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 12:26:54,851 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 12:26:54,852 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 12:26:54,852 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 12:26:54,876 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1df39cc2-cb74-4890-bf73-9e777ffbe4b5/bin-2019/uautomizer/witness.graphml [2018-11-10 12:26:54,877 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:26:54,877 INFO L168 Benchmark]: Toolchain (without parser) took 849.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 960.8 MB in the beginning and 1.1 GB in the end (delta: -116.3 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:54,878 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:26:54,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.08 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 950.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:54,879 INFO L168 Benchmark]: Boogie Preprocessor took 21.11 ms. Allocated memory is still 1.0 GB. Free memory is still 950.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:26:54,879 INFO L168 Benchmark]: RCFGBuilder took 219.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:54,880 INFO L168 Benchmark]: TraceAbstraction took 385.02 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:54,880 INFO L168 Benchmark]: Witness Printer took 35.65 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:54,883 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 184.08 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 950.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.11 ms. Allocated memory is still 1.0 GB. Free memory is still 950.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 219.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 385.02 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Witness Printer took 35.65 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 24 locations, 6 error locations. SAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 24 SDtfs, 17 SDslu, 15 SDs, 0 SdLazy, 21 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 6 NumberOfFragments, 5 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 159 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...