./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-crafted/simple_vardep_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-crafted/simple_vardep_2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 928d32f851ae74ea2bd009afe3f26255a9bff77f ............................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 14:01:52,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:01:52,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:01:52,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:01:52,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:01:52,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:01:52,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:01:52,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:01:52,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:01:52,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:01:52,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:01:52,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:01:52,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:01:52,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:01:52,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:01:52,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:01:52,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:01:52,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:01:52,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:01:52,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:01:52,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:01:52,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:01:52,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:01:52,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:01:52,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:01:52,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:01:52,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:01:52,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:01:52,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:01:52,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:01:52,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:01:52,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:01:52,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:01:52,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:01:52,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:01:52,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:01:52,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:01:52,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:01:52,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:01:52,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:01:52,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:01:52,267 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 14:01:52,277 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:01:52,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:01:52,278 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:01:52,278 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:01:52,278 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:01:52,278 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:01:52,278 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 14:01:52,278 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:01:52,278 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:01:52,278 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 14:01:52,279 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 14:01:52,279 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:01:52,279 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 14:01:52,279 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 14:01:52,279 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 14:01:52,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:01:52,280 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:01:52,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:01:52,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:01:52,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:01:52,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:01:52,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:01:52,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:01:52,281 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:01:52,281 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:01:52,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:01:52,281 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:01:52,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:01:52,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:01:52,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:01:52,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:01:52,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:01:52,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:01:52,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:01:52,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:01:52,282 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 14:01:52,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:01:52,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:01:52,282 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:01:52,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:01:52,282 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 928d32f851ae74ea2bd009afe3f26255a9bff77f [2019-12-07 14:01:52,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:01:52,387 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:01:52,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:01:52,390 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:01:52,390 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:01:52,390 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/../../sv-benchmarks/c/loop-crafted/simple_vardep_2.c [2019-12-07 14:01:52,427 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/data/aa5a9c256/f8097827cf414ffda6b083e873a585d7/FLAGa4b623553 [2019-12-07 14:01:52,857 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:01:52,857 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/sv-benchmarks/c/loop-crafted/simple_vardep_2.c [2019-12-07 14:01:52,861 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/data/aa5a9c256/f8097827cf414ffda6b083e873a585d7/FLAGa4b623553 [2019-12-07 14:01:52,869 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/data/aa5a9c256/f8097827cf414ffda6b083e873a585d7 [2019-12-07 14:01:52,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:01:52,872 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:01:52,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:01:52,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:01:52,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:01:52,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:01:52" (1/1) ... [2019-12-07 14:01:52,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f14c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:52, skipping insertion in model container [2019-12-07 14:01:52,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:01:52" (1/1) ... [2019-12-07 14:01:52,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:01:52,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:01:52,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:01:52,992 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:01:53,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:01:53,042 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:01:53,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:53 WrapperNode [2019-12-07 14:01:53,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:01:53,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:01:53,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:01:53,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:01:53,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:53" (1/1) ... [2019-12-07 14:01:53,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:53" (1/1) ... [2019-12-07 14:01:53,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:01:53,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:01:53,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:01:53,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:01:53,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:53" (1/1) ... [2019-12-07 14:01:53,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:53" (1/1) ... [2019-12-07 14:01:53,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:53" (1/1) ... [2019-12-07 14:01:53,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:53" (1/1) ... [2019-12-07 14:01:53,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:53" (1/1) ... [2019-12-07 14:01:53,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:53" (1/1) ... [2019-12-07 14:01:53,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:53" (1/1) ... [2019-12-07 14:01:53,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:01:53,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:01:53,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:01:53,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:01:53,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:01:53,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:01:53,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:01:53,217 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:01:53,217 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 14:01:53,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:01:53 BoogieIcfgContainer [2019-12-07 14:01:53,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:01:53,219 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:01:53,219 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:01:53,221 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:01:53,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:01:52" (1/3) ... [2019-12-07 14:01:53,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b381f6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:01:53, skipping insertion in model container [2019-12-07 14:01:53,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:01:53" (2/3) ... [2019-12-07 14:01:53,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b381f6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:01:53, skipping insertion in model container [2019-12-07 14:01:53,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:01:53" (3/3) ... [2019-12-07 14:01:53,223 INFO L109 eAbstractionObserver]: Analyzing ICFG simple_vardep_2.c [2019-12-07 14:01:53,229 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:01:53,232 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 14:01:53,239 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 14:01:53,253 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:01:53,253 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:01:53,253 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:01:53,253 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:01:53,253 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:01:53,253 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:01:53,253 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:01:53,253 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:01:53,262 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2019-12-07 14:01:53,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-07 14:01:53,265 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:01:53,265 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-07 14:01:53,265 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:01:53,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:01:53,269 INFO L82 PathProgramCache]: Analyzing trace with hash 963340, now seen corresponding path program 1 times [2019-12-07 14:01:53,275 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:01:53,275 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211401837] [2019-12-07 14:01:53,275 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:01:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:01:53,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:01:53,468 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211401837] [2019-12-07 14:01:53,468 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:01:53,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 14:01:53,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993107510] [2019-12-07 14:01:53,473 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:01:53,473 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:01:53,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:01:53,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:01:53,484 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2019-12-07 14:01:53,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:01:53,525 INFO L93 Difference]: Finished difference Result 13 states and 17 transitions. [2019-12-07 14:01:53,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:01:53,527 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2019-12-07 14:01:53,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:01:53,532 INFO L225 Difference]: With dead ends: 13 [2019-12-07 14:01:53,533 INFO L226 Difference]: Without dead ends: 7 [2019-12-07 14:01:53,535 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:01:53,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2019-12-07 14:01:53,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-12-07 14:01:53,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-12-07 14:01:53,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-12-07 14:01:53,556 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2019-12-07 14:01:53,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:01:53,556 INFO L462 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-12-07 14:01:53,556 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:01:53,556 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2019-12-07 14:01:53,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-07 14:01:53,557 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:01:53,557 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2019-12-07 14:01:53,557 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:01:53,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:01:53,557 INFO L82 PathProgramCache]: Analyzing trace with hash 925914308, now seen corresponding path program 1 times [2019-12-07 14:01:53,557 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:01:53,557 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268544073] [2019-12-07 14:01:53,557 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:01:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:01:58,248 WARN L192 SmtUtils]: Spent 4.57 s on a formula simplification. DAG size of input: 60 DAG size of output: 25 [2019-12-07 14:01:58,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:01:58,405 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268544073] [2019-12-07 14:01:58,405 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1043597813] [2019-12-07 14:01:58,405 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:01:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:01:58,428 WARN L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 24 conjunts are in the unsatisfiable core [2019-12-07 14:01:58,431 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:01:58,476 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 14:01:58,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:01:58,501 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:02:03,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-07 14:02:03,256 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2039546689] [2019-12-07 14:02:03,271 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2019-12-07 14:02:03,271 INFO L166 IcfgInterpreter]: Building call graph [2019-12-07 14:02:03,275 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-12-07 14:02:03,279 INFO L176 IcfgInterpreter]: Starting interpretation [2019-12-07 14:02:03,279 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-12-07 14:02:03,371 INFO L180 IcfgInterpreter]: Interpretation finished [2019-12-07 14:02:03,488 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-12-07 14:02:03,489 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2019-12-07 14:02:03,489 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 3] total 7 [2019-12-07 14:02:03,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495287941] [2019-12-07 14:02:03,490 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 14:02:03,490 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:02:03,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 14:02:03,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=84, Unknown=1, NotChecked=0, Total=110 [2019-12-07 14:02:03,491 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 8 states. [2019-12-07 14:02:03,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:02:03,630 INFO L93 Difference]: Finished difference Result 8 states and 8 transitions. [2019-12-07 14:02:03,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 14:02:03,631 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 6 [2019-12-07 14:02:03,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:02:03,631 INFO L225 Difference]: With dead ends: 8 [2019-12-07 14:02:03,632 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 14:02:03,632 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=38, Invalid=117, Unknown=1, NotChecked=0, Total=156 [2019-12-07 14:02:03,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 14:02:03,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 14:02:03,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 14:02:03,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 14:02:03,633 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2019-12-07 14:02:03,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:02:03,633 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 14:02:03,633 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 14:02:03,634 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 14:02:03,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 14:02:03,834 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 14:02:03,838 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 14:02:05,333 WARN L192 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 54 DAG size of output: 42 [2019-12-07 14:02:05,336 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 14:02:05,336 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 14:02:05,336 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-12-07 14:02:05,336 INFO L246 CegarLoopResult]: For program point L8(line 8) no Hoare annotation was computed. [2019-12-07 14:02:05,336 INFO L246 CegarLoopResult]: For program point L7(lines 7 9) no Hoare annotation was computed. [2019-12-07 14:02:05,337 INFO L242 CegarLoopResult]: At program point L7-2(lines 5 24) the Hoare annotation is: (or (let ((.cse0 (* 2 ULTIMATE.start_main_~i~0))) (and (<= 0 (+ .cse0 (* 2147483647 ULTIMATE.start_main_~j~0))) (<= (+ .cse0 (* 1431655764 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~j~0) 0) (<= (+ (* 2863311530 ULTIMATE.start_main_~i~0) (* 2863311531 ULTIMATE.start_main_~j~0)) (* 4294967296 ULTIMATE.start_main_~k~0)) (<= ULTIMATE.start_main_~j~0 .cse0))) (and (= 1 ULTIMATE.start___VERIFIER_assert_~cond) (= (mod (+ (* ULTIMATE.start_main_~i~0 3) 3) 4294967296) (mod (+ ULTIMATE.start_main_~k~0 3) 4294967296)) (= (mod (+ ULTIMATE.start_main_~j~0 2) 4294967296) (mod (+ (* ULTIMATE.start_main_~i~0 2) 2) 4294967296)))) [2019-12-07 14:02:05,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:02:05 BoogieIcfgContainer [2019-12-07 14:02:05,351 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:02:05,351 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:02:05,351 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:02:05,351 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:02:05,352 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:01:53" (3/4) ... [2019-12-07 14:02:05,354 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 14:02:05,360 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-12-07 14:02:05,360 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-12-07 14:02:05,360 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 14:02:05,393 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b42ac306-633a-4163-b028-5dbfb3645fdb/bin/utaipan/witness.graphml [2019-12-07 14:02:05,393 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:02:05,394 INFO L168 Benchmark]: Toolchain (without parser) took 12521.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 943.5 MB in the beginning and 981.0 MB in the end (delta: -37.5 MB). Peak memory consumption was 96.7 MB. Max. memory is 11.5 GB. [2019-12-07 14:02:05,395 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:02:05,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 170.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-12-07 14:02:05,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.42 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. [2019-12-07 14:02:05,396 INFO L168 Benchmark]: Boogie Preprocessor took 11.74 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. [2019-12-07 14:02:05,397 INFO L168 Benchmark]: RCFGBuilder took 142.47 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: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2019-12-07 14:02:05,397 INFO L168 Benchmark]: TraceAbstraction took 12132.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 986.4 MB in the end (delta: 126.1 MB). Peak memory consumption was 126.1 MB. Max. memory is 11.5 GB. [2019-12-07 14:02:05,398 INFO L168 Benchmark]: Witness Printer took 41.84 ms. Allocated memory is still 1.2 GB. Free memory was 986.4 MB in the beginning and 981.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 14:02:05,400 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 170.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.42 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 11.74 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. * RCFGBuilder took 142.47 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: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12132.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 986.4 MB in the end (delta: 126.1 MB). Peak memory consumption was 126.1 MB. Max. memory is 11.5 GB. * Witness Printer took 41.84 ms. Allocated memory is still 1.2 GB. Free memory was 986.4 MB in the beginning and 981.0 MB 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: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: (((0 <= 2 * i + 2147483647 * j && 2 * i + 1431655764 * k + j <= 0) && 2863311530 * i + 2863311531 * j <= 4294967296 * k) && j <= 2 * i) || ((1 == cond && (i * 3 + 3) % 4294967296 == (k + 3) % 4294967296) && (j + 2) % 4294967296 == (i * 2 + 2) % 4294967296) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Result: SAFE, OverallTime: 10.5s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, HoareTripleCheckerStatistics: 6 SDtfs, 4 SDslu, 6 SDs, 0 SdLazy, 20 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 9.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, 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: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 4 NumberOfFragments, 67 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 66 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 9.7s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 1674 SizeOfPredicates, 5 NumberOfNonLiveVariables, 34 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 1/6 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...