./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Division-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted/Division-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/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 d089d3bcb050ed43a9f47a1e8909790d01358f90 .................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:50:03,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:50:03,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:50:03,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:50:03,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:50:03,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:50:03,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:50:03,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:50:03,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:50:03,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:50:03,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:50:03,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:50:03,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:50:03,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:50:03,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:50:03,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:50:03,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:50:03,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:50:03,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:50:03,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:50:03,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:50:03,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:50:03,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:50:03,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:50:03,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:50:03,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:50:03,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:50:03,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:50:03,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:50:03,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:50:03,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:50:03,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:50:03,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:50:03,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:50:03,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:50:03,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:50:03,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:50:03,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:50:03,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:50:03,643 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:50:03,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:50:03,645 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-25 08:50:03,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:50:03,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:50:03,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:50:03,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:50:03,669 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:50:03,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:50:03,670 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:50:03,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:50:03,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:50:03,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:50:03,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:50:03,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:50:03,671 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-25 08:50:03,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:50:03,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:50:03,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:50:03,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:50:03,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:50:03,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:50:03,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:50:03,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:50:03,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:50:03,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:50:03,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:50:03,673 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:50:03,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:50:03,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:50:03,674 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_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/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 -> d089d3bcb050ed43a9f47a1e8909790d01358f90 [2019-11-25 08:50:03,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:50:03,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:50:03,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:50:03,860 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:50:03,860 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:50:03,861 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/bin/uautomizer/../../sv-benchmarks/c/termination-crafted/Division-2.c [2019-11-25 08:50:03,914 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/bin/uautomizer/data/e41896a92/ea6cf66842cb4fc69c74e932e0d67cee/FLAGfe3ee074d [2019-11-25 08:50:04,270 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:50:04,270 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/sv-benchmarks/c/termination-crafted/Division-2.c [2019-11-25 08:50:04,274 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/bin/uautomizer/data/e41896a92/ea6cf66842cb4fc69c74e932e0d67cee/FLAGfe3ee074d [2019-11-25 08:50:04,284 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/bin/uautomizer/data/e41896a92/ea6cf66842cb4fc69c74e932e0d67cee [2019-11-25 08:50:04,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:50:04,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:50:04,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:50:04,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:50:04,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:50:04,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:50:04" (1/1) ... [2019-11-25 08:50:04,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4ac261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04, skipping insertion in model container [2019-11-25 08:50:04,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:50:04" (1/1) ... [2019-11-25 08:50:04,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:50:04,315 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:50:04,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:50:04,476 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:50:04,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:50:04,590 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:50:04,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04 WrapperNode [2019-11-25 08:50:04,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:50:04,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:50:04,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:50:04,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:50:04,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04" (1/1) ... [2019-11-25 08:50:04,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04" (1/1) ... [2019-11-25 08:50:04,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:50:04,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:50:04,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:50:04,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:50:04,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04" (1/1) ... [2019-11-25 08:50:04,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04" (1/1) ... [2019-11-25 08:50:04,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04" (1/1) ... [2019-11-25 08:50:04,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04" (1/1) ... [2019-11-25 08:50:04,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04" (1/1) ... [2019-11-25 08:50:04,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04" (1/1) ... [2019-11-25 08:50:04,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04" (1/1) ... [2019-11-25 08:50:04,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:50:04,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:50:04,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:50:04,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:50:04,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/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 [2019-11-25 08:50:04,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:50:04,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:50:04,841 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:50:04,841 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-25 08:50:04,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:04 BoogieIcfgContainer [2019-11-25 08:50:04,843 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:50:04,844 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:50:04,844 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:50:04,846 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:50:04,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:50:04" (1/3) ... [2019-11-25 08:50:04,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1178a223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:50:04, skipping insertion in model container [2019-11-25 08:50:04,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:04" (2/3) ... [2019-11-25 08:50:04,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1178a223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:50:04, skipping insertion in model container [2019-11-25 08:50:04,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:04" (3/3) ... [2019-11-25 08:50:04,849 INFO L109 eAbstractionObserver]: Analyzing ICFG Division-2.c [2019-11-25 08:50:04,855 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:50:04,859 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-25 08:50:04,868 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-25 08:50:04,887 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:50:04,887 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:50:04,887 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:50:04,887 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:50:04,888 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:50:04,888 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:50:04,888 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:50:04,888 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:50:04,899 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2019-11-25 08:50:04,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-11-25 08:50:04,904 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:04,905 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-11-25 08:50:04,906 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-25 08:50:04,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:04,910 INFO L82 PathProgramCache]: Analyzing trace with hash 31073, now seen corresponding path program 1 times [2019-11-25 08:50:04,916 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:04,916 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583729156] [2019-11-25 08:50:04,916 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:05,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:05,041 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583729156] [2019-11-25 08:50:05,041 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:05,042 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:50:05,044 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659651138] [2019-11-25 08:50:05,048 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:50:05,048 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:05,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:50:05,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:50:05,063 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 3 states. [2019-11-25 08:50:05,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:05,124 INFO L93 Difference]: Finished difference Result 27 states and 28 transitions. [2019-11-25 08:50:05,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:50:05,125 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-11-25 08:50:05,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:05,133 INFO L225 Difference]: With dead ends: 27 [2019-11-25 08:50:05,134 INFO L226 Difference]: Without dead ends: 12 [2019-11-25 08:50:05,136 INFO L630 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 [2019-11-25 08:50:05,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-11-25 08:50:05,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2019-11-25 08:50:05,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2019-11-25 08:50:05,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2019-11-25 08:50:05,168 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 3 [2019-11-25 08:50:05,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:05,169 INFO L462 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2019-11-25 08:50:05,169 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:50:05,169 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2019-11-25 08:50:05,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-11-25 08:50:05,170 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:05,170 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-11-25 08:50:05,170 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-25 08:50:05,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:05,171 INFO L82 PathProgramCache]: Analyzing trace with hash 963307, now seen corresponding path program 1 times [2019-11-25 08:50:05,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:05,171 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682188635] [2019-11-25 08:50:05,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:05,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:05,191 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682188635] [2019-11-25 08:50:05,191 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:05,191 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:50:05,191 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193981413] [2019-11-25 08:50:05,192 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:50:05,193 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:05,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:50:05,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:50:05,197 INFO L87 Difference]: Start difference. First operand 11 states and 11 transitions. Second operand 3 states. [2019-11-25 08:50:05,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:05,242 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2019-11-25 08:50:05,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:50:05,243 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-11-25 08:50:05,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:05,243 INFO L225 Difference]: With dead ends: 12 [2019-11-25 08:50:05,243 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:50:05,244 INFO L630 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 [2019-11-25 08:50:05,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:50:05,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:50:05,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:50:05,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:50:05,245 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2019-11-25 08:50:05,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:05,245 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:50:05,246 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:50:05,246 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:50:05,246 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:50:05,250 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:50:05,262 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2019-11-25 08:50:05,262 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:50:05,262 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2019-11-25 08:50:05,262 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2019-11-25 08:50:05,262 INFO L447 ceAbstractionStarter]: At program point L17(lines 11 18) the Hoare annotation is: true [2019-11-25 08:50:05,263 INFO L444 ceAbstractionStarter]: For program point L15(line 15) no Hoare annotation was computed. [2019-11-25 08:50:05,263 INFO L444 ceAbstractionStarter]: For program point L15-1(line 15) no Hoare annotation was computed. [2019-11-25 08:50:05,263 INFO L444 ceAbstractionStarter]: For program point L15-2(line 15) no Hoare annotation was computed. [2019-11-25 08:50:05,263 INFO L444 ceAbstractionStarter]: For program point L15-3(line 15) no Hoare annotation was computed. [2019-11-25 08:50:05,263 INFO L444 ceAbstractionStarter]: For program point L15-4(line 15) no Hoare annotation was computed. [2019-11-25 08:50:05,263 INFO L444 ceAbstractionStarter]: For program point L15-5(line 15) no Hoare annotation was computed. [2019-11-25 08:50:05,263 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2019-11-25 08:50:05,263 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2019-11-25 08:50:05,264 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:50:05,264 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2019-11-25 08:50:05,264 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:50:05,264 INFO L447 ceAbstractionStarter]: At program point L14-2(lines 14 16) the Hoare annotation is: true [2019-11-25 08:50:05,264 INFO L444 ceAbstractionStarter]: For program point L14-3(lines 14 16) no Hoare annotation was computed. [2019-11-25 08:50:05,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:50:05 BoogieIcfgContainer [2019-11-25 08:50:05,271 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:50:05,272 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:50:05,272 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:50:05,272 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:50:05,273 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:04" (3/4) ... [2019-11-25 08:50:05,276 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:50:05,286 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-25 08:50:05,286 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:50:05,323 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_2d7519a2-2bad-47eb-bc67-3a5b66786f5b/bin/uautomizer/witness.graphml [2019-11-25 08:50:05,324 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:50:05,326 INFO L168 Benchmark]: Toolchain (without parser) took 1038.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 951.5 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:05,326 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:05,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 951.5 MB in the beginning and 1.2 GB in the end (delta: -201.6 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:05,327 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:05,328 INFO L168 Benchmark]: Boogie Preprocessor took 16.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:05,328 INFO L168 Benchmark]: RCFGBuilder took 203.69 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:05,329 INFO L168 Benchmark]: TraceAbstraction took 427.83 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: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:05,329 INFO L168 Benchmark]: Witness Printer took 51.84 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. [2019-11-25 08:50:05,332 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 304.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 951.5 MB in the beginning and 1.2 GB in the end (delta: -201.6 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 203.69 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 427.83 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: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. * Witness Printer took 51.84 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: 11]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 18 locations, 6 error locations. Result: SAFE, OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 11 SDtfs, 16 SDslu, 3 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=18occurred 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, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 5 NumberOfFragments, 2 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 29 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 correct! Received shutdown request...