./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label43_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label43_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 34fdc62899dd0d13cba90ab54d1289d04fc22048 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 15:29:40,347 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:29:40,348 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:29:40,356 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:29:40,357 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:29:40,357 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:29:40,358 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:29:40,359 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:29:40,360 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:29:40,361 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:29:40,362 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:29:40,362 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:29:40,362 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:29:40,363 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:29:40,364 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:29:40,364 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:29:40,365 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:29:40,366 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:29:40,367 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:29:40,368 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:29:40,369 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:29:40,369 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:29:40,371 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:29:40,371 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:29:40,371 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:29:40,372 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:29:40,372 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:29:40,373 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:29:40,373 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:29:40,374 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:29:40,374 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:29:40,374 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:29:40,374 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:29:40,374 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:29:40,375 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:29:40,375 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:29:40,376 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 15:29:40,386 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:29:40,386 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:29:40,387 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 15:29:40,387 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 15:29:40,387 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 15:29:40,387 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 15:29:40,387 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 15:29:40,387 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 15:29:40,387 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 15:29:40,387 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 15:29:40,388 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 15:29:40,388 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 15:29:40,388 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 15:29:40,388 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:29:40,388 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 15:29:40,388 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 15:29:40,388 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 15:29:40,389 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:29:40,389 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 15:29:40,389 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 15:29:40,389 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 15:29:40,389 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 15:29:40,389 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:29:40,389 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:29:40,390 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 15:29:40,390 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:29:40,390 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 15:29:40,390 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 15:29:40,390 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 15:29:40,390 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 15:29:40,390 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:29:40,390 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 15:29:40,390 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 15:29:40,390 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 15:29:40,390 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 15:29:40,391 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 15:29:40,391 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 15:29:40,391 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34fdc62899dd0d13cba90ab54d1289d04fc22048 [2018-11-23 15:29:40,411 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:29:40,419 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:29:40,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:29:40,422 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:29:40,422 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:29:40,423 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem10_label43_true-unreach-call.c [2018-11-23 15:29:40,458 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/data/534b45154/c07e2003e32e48e6b66b23fdb821323a/FLAG8daa38dbc [2018-11-23 15:29:40,917 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:29:40,918 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/sv-benchmarks/c/eca-rers2012/Problem10_label43_true-unreach-call.c [2018-11-23 15:29:40,927 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/data/534b45154/c07e2003e32e48e6b66b23fdb821323a/FLAG8daa38dbc [2018-11-23 15:29:40,940 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/data/534b45154/c07e2003e32e48e6b66b23fdb821323a [2018-11-23 15:29:40,942 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:29:40,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:29:40,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:29:40,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:29:40,947 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:29:40,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:29:40" (1/1) ... [2018-11-23 15:29:40,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb4fcbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:40, skipping insertion in model container [2018-11-23 15:29:40,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:29:40" (1/1) ... [2018-11-23 15:29:40,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:29:40,993 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:29:41,232 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:29:41,235 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:29:41,305 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:29:41,314 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:29:41,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:41 WrapperNode [2018-11-23 15:29:41,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:29:41,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:29:41,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:29:41,315 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:29:41,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:41" (1/1) ... [2018-11-23 15:29:41,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:41" (1/1) ... [2018-11-23 15:29:41,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:29:41,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:29:41,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:29:41,387 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:29:41,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:41" (1/1) ... [2018-11-23 15:29:41,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:41" (1/1) ... [2018-11-23 15:29:41,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:41" (1/1) ... [2018-11-23 15:29:41,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:41" (1/1) ... [2018-11-23 15:29:41,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:41" (1/1) ... [2018-11-23 15:29:41,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:41" (1/1) ... [2018-11-23 15:29:41,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:41" (1/1) ... [2018-11-23 15:29:41,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:29:41,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:29:41,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:29:41,439 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:29:41,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 15:29:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 15:29:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 15:29:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 15:29:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 15:29:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 15:29:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:29:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:29:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 15:29:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 15:29:42,391 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:29:42,391 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 15:29:42,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:29:42 BoogieIcfgContainer [2018-11-23 15:29:42,391 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:29:42,392 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 15:29:42,392 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 15:29:42,394 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 15:29:42,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:29:40" (1/3) ... [2018-11-23 15:29:42,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@732723e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:29:42, skipping insertion in model container [2018-11-23 15:29:42,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:41" (2/3) ... [2018-11-23 15:29:42,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@732723e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:29:42, skipping insertion in model container [2018-11-23 15:29:42,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:29:42" (3/3) ... [2018-11-23 15:29:42,396 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label43_true-unreach-call.c [2018-11-23 15:29:42,402 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 15:29:42,410 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 15:29:42,420 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 15:29:42,442 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 15:29:42,442 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 15:29:42,442 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 15:29:42,443 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 15:29:42,443 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 15:29:42,443 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 15:29:42,443 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 15:29:42,443 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 15:29:42,459 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-11-23 15:29:42,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 15:29:42,464 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:29:42,464 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:29:42,466 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:29:42,469 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:29:42,470 INFO L82 PathProgramCache]: Analyzing trace with hash 1136502142, now seen corresponding path program 1 times [2018-11-23 15:29:42,471 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:29:42,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:29:42,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:29:42,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:29:42,500 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:29:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:29:42,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:29:42,678 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:29:42,679 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 15:29:42,679 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:29:42,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 15:29:42,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 15:29:42,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 15:29:42,692 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2018-11-23 15:29:43,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:29:43,227 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2018-11-23 15:29:43,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 15:29:43,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-11-23 15:29:43,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:29:43,239 INFO L225 Difference]: With dead ends: 571 [2018-11-23 15:29:43,239 INFO L226 Difference]: Without dead ends: 354 [2018-11-23 15:29:43,243 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 15:29:43,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-11-23 15:29:43,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2018-11-23 15:29:43,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2018-11-23 15:29:43,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 590 transitions. [2018-11-23 15:29:43,288 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 590 transitions. Word has length 41 [2018-11-23 15:29:43,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:29:43,288 INFO L480 AbstractCegarLoop]: Abstraction has 354 states and 590 transitions. [2018-11-23 15:29:43,288 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 15:29:43,289 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 590 transitions. [2018-11-23 15:29:43,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 15:29:43,293 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:29:43,293 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:29:43,293 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:29:43,294 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:29:43,294 INFO L82 PathProgramCache]: Analyzing trace with hash 1617063693, now seen corresponding path program 1 times [2018-11-23 15:29:43,294 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:29:43,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:29:43,295 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:29:43,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:29:43,295 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:29:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:29:43,451 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:29:43,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:29:43,451 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 15:29:43,451 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:29:43,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 15:29:43,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 15:29:43,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 15:29:43,453 INFO L87 Difference]: Start difference. First operand 354 states and 590 transitions. Second operand 6 states. [2018-11-23 15:29:44,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:29:44,128 INFO L93 Difference]: Finished difference Result 996 states and 1683 transitions. [2018-11-23 15:29:44,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 15:29:44,131 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 110 [2018-11-23 15:29:44,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:29:44,134 INFO L225 Difference]: With dead ends: 996 [2018-11-23 15:29:44,134 INFO L226 Difference]: Without dead ends: 648 [2018-11-23 15:29:44,136 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 15:29:44,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 648 states. [2018-11-23 15:29:44,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 648 to 637. [2018-11-23 15:29:44,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 637 states. [2018-11-23 15:29:44,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 957 transitions. [2018-11-23 15:29:44,161 INFO L78 Accepts]: Start accepts. Automaton has 637 states and 957 transitions. Word has length 110 [2018-11-23 15:29:44,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:29:44,161 INFO L480 AbstractCegarLoop]: Abstraction has 637 states and 957 transitions. [2018-11-23 15:29:44,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 15:29:44,161 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 957 transitions. [2018-11-23 15:29:44,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 15:29:44,163 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:29:44,163 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:29:44,163 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:29:44,164 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:29:44,164 INFO L82 PathProgramCache]: Analyzing trace with hash -430353343, now seen corresponding path program 1 times [2018-11-23 15:29:44,164 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:29:44,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:29:44,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:29:44,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:29:44,164 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:29:44,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:29:44,305 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:29:44,305 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:29:44,305 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:29:44,306 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 121 with the following transitions: [2018-11-23 15:29:44,308 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [237], [239], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [534], [792], [796], [805], [809], [811], [816], [817], [818], [820], [821] [2018-11-23 15:29:44,339 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:29:44,339 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:29:44,684 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:29:44,685 INFO L272 AbstractInterpreter]: Visited 87 different actions 166 times. Merged at 3 different actions 3 times. Never widened. Performed 1530 root evaluator evaluations with a maximum evaluation depth of 8. Performed 1530 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 15:29:44,689 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:29:44,690 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:29:44,690 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:29:44,691 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:29:44,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:29:44,708 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:29:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:29:44,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:29:48,066 WARN L180 SmtUtils]: Spent 3.22 s on a formula simplification that was a NOOP. DAG size: 43 [2018-11-23 15:29:48,229 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:29:48,229 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:29:49,349 WARN L180 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 71 DAG size of output: 20 [2018-11-23 15:29:49,500 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,543 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,573 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,610 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,646 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,686 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,728 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,762 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,792 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,849 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,872 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,896 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,920 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,945 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,974 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:49,999 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,039 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,069 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,094 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,123 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,147 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,171 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,195 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,220 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,244 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,267 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,310 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,342 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,366 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,406 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,450 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,486 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,511 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,535 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,559 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,583 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,608 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,632 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,656 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,680 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,705 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,729 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,753 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,777 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,801 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,849 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,879 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,905 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,939 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,964 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:50,987 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,011 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,035 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,060 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,090 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,114 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,139 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,163 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,188 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,213 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,237 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,260 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,292 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,321 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,344 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,367 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,393 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,417 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,442 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,464 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,490 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,514 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-23 15:29:51,632 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:29:51,647 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 15:29:51,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 16 [2018-11-23 15:29:51,647 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 15:29:51,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 15:29:51,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 15:29:51,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2018-11-23 15:29:51,648 INFO L87 Difference]: Start difference. First operand 637 states and 957 transitions. Second operand 12 states. [2018-11-23 15:29:53,433 WARN L180 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 59 DAG size of output: 29 [2018-11-23 15:29:57,843 WARN L180 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2018-11-23 15:30:01,667 WARN L180 SmtUtils]: Spent 3.69 s on a formula simplification that was a NOOP. DAG size: 53 [2018-11-23 15:30:07,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:30:07,632 INFO L93 Difference]: Finished difference Result 4482 states and 7349 transitions. [2018-11-23 15:30:07,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-11-23 15:30:07,636 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 120 [2018-11-23 15:30:07,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:30:07,636 INFO L225 Difference]: With dead ends: 4482 [2018-11-23 15:30:07,636 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 15:30:07,653 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 162 SyntacticMatches, 72 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 965 ImplicationChecksByTransitivity, 14.7s TimeCoverageRelationStatistics Valid=358, Invalid=1048, Unknown=0, NotChecked=0, Total=1406 [2018-11-23 15:30:07,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 15:30:07,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 15:30:07,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 15:30:07,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 15:30:07,654 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 120 [2018-11-23 15:30:07,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:30:07,655 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 15:30:07,655 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 15:30:07,655 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 15:30:07,655 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 15:30:07,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 15:30:07,919 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 34 [2018-11-23 15:30:07,986 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:30:07,986 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-23 15:30:07,986 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:30:07,986 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 15:30:07,987 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 15:30:07,988 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,989 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-23 15:30:07,990 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 15:30:07,990 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 15:30:07,990 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 15:30:07,990 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 15:30:07,990 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 15:30:07,991 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-23 15:30:07,991 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-23 15:30:07,991 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-23 15:30:07,991 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-23 15:30:07,992 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-23 15:30:07,993 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-23 15:30:07,994 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-23 15:30:07,995 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-23 15:30:07,996 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 109) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 15:30:07,997 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 15:30:07,998 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 15:30:07,998 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 15:30:07,998 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-23 15:30:07,998 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-23 15:30:07,998 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (= |old(~a10~0)| ~a10~0)) (.cse1 (= ~a1~0 |old(~a1~0)|))) (let ((.cse2 (and .cse0 .cse1))) (and (or (and (or (not (= ~a19~0 8)) (not (= ~a10~0 1))) .cse0 .cse1) (= 8 |old(~a19~0)|)) (or .cse2 (< |old(~a1~0)| 23) (not (= 14 ~a4~0)) (not (= 0 ~a12~0))) (or .cse2 (= 1 |old(~a10~0)|))))) [2018-11-23 15:30:07,998 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-23 15:30:07,998 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-23 15:30:07,998 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-23 15:30:07,998 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,998 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,998 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,998 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-23 15:30:07,999 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 15:30:08,000 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 15:30:08,001 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 15:30:08,002 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 15:30:08,002 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 15:30:08,002 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 15:30:08,002 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-23 15:30:08,002 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-23 15:30:08,002 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-23 15:30:08,002 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:30:08,002 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (= 14 ~a4~0) (= ~a12~0 0) (not (= ~a10~0 1)) (not (= ~a10~0 4))) [2018-11-23 15:30:08,002 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 15:30:08,002 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:30:08,002 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (and (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) (= 4 |old(~a10~0)|) (< |old(~a1~0)| 23) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (= 1 |old(~a10~0)|)) [2018-11-23 15:30:08,002 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-23 15:30:08,002 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (= 4 |old(~a10~0)|) (< |old(~a1~0)| 23) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= ~a10~0 1)) (not (= ~a19~0 8)) (= 1 |old(~a10~0)|) (<= 23 ~a1~0)) [2018-11-23 15:30:08,002 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-23 15:30:08,003 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-23 15:30:08,003 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (= 4 |old(~a10~0)|) (< |old(~a1~0)| 23) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= ~a10~0 1)) (not (= ~a19~0 8)) (= 1 |old(~a10~0)|) (<= 23 ~a1~0)) [2018-11-23 15:30:08,003 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-11-23 15:30:08,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:30:08 BoogieIcfgContainer [2018-11-23 15:30:08,016 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 15:30:08,017 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 15:30:08,017 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 15:30:08,017 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 15:30:08,017 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:29:42" (3/4) ... [2018-11-23 15:30:08,021 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 15:30:08,025 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 15:30:08,025 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 15:30:08,028 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 15:30:08,036 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 15:30:08,036 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 15:30:08,059 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((4 == \old(a10) || \old(a1) < 23) || !(14 == a4)) || !(0 == a12)) || !(a10 == 1)) || !(a19 == 8)) || 1 == \old(a10)) || 23 <= a1 [2018-11-23 15:30:08,129 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b1e0b54a-ae8d-4e55-823f-51c73c09f75b/bin-2019/utaipan/witness.graphml [2018-11-23 15:30:08,130 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 15:30:08,131 INFO L168 Benchmark]: Toolchain (without parser) took 27187.93 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 278.9 MB). Free memory was 957.6 MB in the beginning and 1.0 GB in the end (delta: -91.3 MB). Peak memory consumption was 187.6 MB. Max. memory is 11.5 GB. [2018-11-23 15:30:08,131 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:30:08,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.51 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 922.7 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-23 15:30:08,131 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 920.0 MB in the beginning and 1.1 GB in the end (delta: -220.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-23 15:30:08,132 INFO L168 Benchmark]: Boogie Preprocessor took 52.11 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-11-23 15:30:08,132 INFO L168 Benchmark]: RCFGBuilder took 952.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.3 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. [2018-11-23 15:30:08,132 INFO L168 Benchmark]: TraceAbstraction took 25624.56 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 133.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -31.2 MB). Peak memory consumption was 102.5 MB. Max. memory is 11.5 GB. [2018-11-23 15:30:08,132 INFO L168 Benchmark]: Witness Printer took 113.18 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-11-23 15:30:08,134 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 370.51 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 922.7 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 920.0 MB in the beginning and 1.1 GB in the end (delta: -220.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.11 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 952.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.3 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 25624.56 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 133.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -31.2 MB). Peak memory consumption was 102.5 MB. Max. memory is 11.5 GB. * Witness Printer took 113.18 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 109]: 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: 582]: Loop Invariant Derived loop invariant: ((((((4 == \old(a10) || \old(a1) < 23) || !(14 == a4)) || !(0 == a12)) || !(a10 == 1)) || !(a19 == 8)) || 1 == \old(a10)) || 23 <= a1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 25.5s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 17.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 322 SDtfs, 5055 SDslu, 441 SDs, 0 SdLazy, 5595 SolverSat, 1760 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 7.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 285 GetRequests, 166 SyntacticMatches, 75 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 969 ImplicationChecksByTransitivity, 14.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=637occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 11 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 34 PreInvPairs, 78 NumberOfFragments, 164 HoareAnnotationTreeSize, 34 FomulaSimplifications, 1541 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 744 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 391 NumberOfCodeBlocks, 391 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 506 ConstructedInterpolants, 105 QuantifiedInterpolants, 1092216 SizeOfPredicates, 9 NumberOfNonLiveVariables, 258 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 60/136 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...