./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/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 bf623cbfa27d5f25c20ae418fc6508fd949965cd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 20:39:59,221 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 20:39:59,222 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 20:39:59,232 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 20:39:59,232 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 20:39:59,233 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 20:39:59,234 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 20:39:59,235 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 20:39:59,236 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 20:39:59,237 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 20:39:59,238 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 20:39:59,238 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 20:39:59,239 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 20:39:59,239 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 20:39:59,240 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 20:39:59,241 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 20:39:59,242 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 20:39:59,243 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 20:39:59,244 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 20:39:59,246 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 20:39:59,247 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 20:39:59,248 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 20:39:59,249 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 20:39:59,250 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 20:39:59,250 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 20:39:59,250 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 20:39:59,251 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 20:39:59,252 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 20:39:59,252 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 20:39:59,253 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 20:39:59,253 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 20:39:59,254 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 20:39:59,254 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 20:39:59,254 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 20:39:59,255 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 20:39:59,256 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 20:39:59,256 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 20:39:59,267 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 20:39:59,267 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 20:39:59,268 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 20:39:59,268 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 20:39:59,268 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 20:39:59,269 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 20:39:59,269 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 20:39:59,269 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 20:39:59,269 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 20:39:59,269 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 20:39:59,269 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 20:39:59,270 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 20:39:59,270 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 20:39:59,270 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 20:39:59,271 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 20:39:59,271 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 20:39:59,271 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 20:39:59,271 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 20:39:59,271 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 20:39:59,271 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 20:39:59,272 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 20:39:59,272 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 20:39:59,272 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 20:39:59,272 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 20:39:59,272 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 20:39:59,272 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 20:39:59,273 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 20:39:59,273 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 20:39:59,273 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 20:39:59,273 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 20:39:59,273 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 20:39:59,273 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 20:39:59,273 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 20:39:59,273 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 20:39:59,273 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 20:39:59,274 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 20:39:59,274 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_981eaef6-8f36-4168-b3e7-426c891f0a93/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 -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2018-12-08 20:39:59,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 20:39:59,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 20:39:59,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 20:39:59,311 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 20:39:59,311 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 20:39:59,311 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-12-08 20:39:59,347 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/bin-2019/utaipan/data/eb503dda8/56c4776f81a348f5995910c527444179/FLAG9f8e9096a [2018-12-08 20:39:59,775 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 20:39:59,776 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/sv-benchmarks/c/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-12-08 20:39:59,783 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/bin-2019/utaipan/data/eb503dda8/56c4776f81a348f5995910c527444179/FLAG9f8e9096a [2018-12-08 20:39:59,792 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/bin-2019/utaipan/data/eb503dda8/56c4776f81a348f5995910c527444179 [2018-12-08 20:39:59,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 20:39:59,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 20:39:59,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 20:39:59,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 20:39:59,797 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 20:39:59,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:39:59" (1/1) ... [2018-12-08 20:39:59,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54724d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:39:59, skipping insertion in model container [2018-12-08 20:39:59,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:39:59" (1/1) ... [2018-12-08 20:39:59,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 20:39:59,828 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 20:39:59,999 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:40:00,002 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 20:40:00,081 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:40:00,091 INFO L195 MainTranslator]: Completed translation [2018-12-08 20:40:00,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:00 WrapperNode [2018-12-08 20:40:00,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 20:40:00,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 20:40:00,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 20:40:00,092 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 20:40:00,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:00" (1/1) ... [2018-12-08 20:40:00,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:00" (1/1) ... [2018-12-08 20:40:00,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 20:40:00,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 20:40:00,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 20:40:00,110 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 20:40:00,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:00" (1/1) ... [2018-12-08 20:40:00,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:00" (1/1) ... [2018-12-08 20:40:00,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:00" (1/1) ... [2018-12-08 20:40:00,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:00" (1/1) ... [2018-12-08 20:40:00,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:00" (1/1) ... [2018-12-08 20:40:00,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:00" (1/1) ... [2018-12-08 20:40:00,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:00" (1/1) ... [2018-12-08 20:40:00,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 20:40:00,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 20:40:00,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 20:40:00,147 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 20:40:00,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/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 [2018-12-08 20:40:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 20:40:00,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 20:40:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-08 20:40:00,180 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-08 20:40:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 20:40:00,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 20:40:00,181 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 20:40:00,181 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 20:40:00,711 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 20:40:00,711 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 20:40:00,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:40:00 BoogieIcfgContainer [2018-12-08 20:40:00,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 20:40:00,712 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 20:40:00,713 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 20:40:00,715 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 20:40:00,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 08:39:59" (1/3) ... [2018-12-08 20:40:00,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@520b3e7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 08:40:00, skipping insertion in model container [2018-12-08 20:40:00,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:00" (2/3) ... [2018-12-08 20:40:00,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@520b3e7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 08:40:00, skipping insertion in model container [2018-12-08 20:40:00,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:40:00" (3/3) ... [2018-12-08 20:40:00,718 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label14_true-unreach-call_false-termination.c [2018-12-08 20:40:00,726 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 20:40:00,732 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 20:40:00,746 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 20:40:00,771 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 20:40:00,771 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 20:40:00,771 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 20:40:00,772 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 20:40:00,772 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 20:40:00,772 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 20:40:00,772 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 20:40:00,772 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 20:40:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-12-08 20:40:00,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-08 20:40:00,791 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:40:00,792 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, 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, 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] [2018-12-08 20:40:00,794 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:40:00,797 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:00,797 INFO L82 PathProgramCache]: Analyzing trace with hash -871643495, now seen corresponding path program 1 times [2018-12-08 20:40:00,799 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 20:40:00,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:00,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:40:00,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:00,834 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 20:40:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:01,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:01,086 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:40:01,086 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 20:40:01,086 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 20:40:01,089 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 20:40:01,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 20:40:01,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 20:40:01,099 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-12-08 20:40:01,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:40:01,502 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-12-08 20:40:01,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 20:40:01,503 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2018-12-08 20:40:01,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:40:01,512 INFO L225 Difference]: With dead ends: 618 [2018-12-08 20:40:01,512 INFO L226 Difference]: Without dead ends: 320 [2018-12-08 20:40:01,515 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 [2018-12-08 20:40:01,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-08 20:40:01,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-08 20:40:01,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-08 20:40:01,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 465 transitions. [2018-12-08 20:40:01,553 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 465 transitions. Word has length 123 [2018-12-08 20:40:01,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:40:01,554 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 465 transitions. [2018-12-08 20:40:01,554 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 20:40:01,555 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 465 transitions. [2018-12-08 20:40:01,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 20:40:01,558 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:40:01,558 INFO L402 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:40:01,558 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:40:01,559 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:01,559 INFO L82 PathProgramCache]: Analyzing trace with hash -1344572258, now seen corresponding path program 1 times [2018-12-08 20:40:01,559 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 20:40:01,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:01,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:40:01,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:01,560 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 20:40:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:01,738 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:01,739 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:40:01,739 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 20:40:01,739 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 20:40:01,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 20:40:01,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 20:40:01,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 20:40:01,740 INFO L87 Difference]: Start difference. First operand 320 states and 465 transitions. Second operand 5 states. [2018-12-08 20:40:02,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:40:02,089 INFO L93 Difference]: Finished difference Result 721 states and 1089 transitions. [2018-12-08 20:40:02,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 20:40:02,090 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-12-08 20:40:02,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:40:02,092 INFO L225 Difference]: With dead ends: 721 [2018-12-08 20:40:02,092 INFO L226 Difference]: Without dead ends: 320 [2018-12-08 20:40:02,094 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 20:40:02,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-08 20:40:02,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-08 20:40:02,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-08 20:40:02,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 461 transitions. [2018-12-08 20:40:02,112 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 461 transitions. Word has length 131 [2018-12-08 20:40:02,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:40:02,112 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 461 transitions. [2018-12-08 20:40:02,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 20:40:02,112 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 461 transitions. [2018-12-08 20:40:02,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-08 20:40:02,114 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:40:02,114 INFO L402 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 20:40:02,114 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:40:02,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:02,115 INFO L82 PathProgramCache]: Analyzing trace with hash -1612994454, now seen corresponding path program 1 times [2018-12-08 20:40:02,115 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 20:40:02,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:02,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:40:02,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:02,116 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 20:40:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:02,299 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:02,299 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:40:02,299 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 20:40:02,299 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 20:40:02,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 20:40:02,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 20:40:02,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 20:40:02,300 INFO L87 Difference]: Start difference. First operand 320 states and 461 transitions. Second operand 5 states. [2018-12-08 20:40:02,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:40:02,602 INFO L93 Difference]: Finished difference Result 717 states and 1075 transitions. [2018-12-08 20:40:02,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 20:40:02,603 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 137 [2018-12-08 20:40:02,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:40:02,604 INFO L225 Difference]: With dead ends: 717 [2018-12-08 20:40:02,604 INFO L226 Difference]: Without dead ends: 320 [2018-12-08 20:40:02,604 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 20:40:02,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-08 20:40:02,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-08 20:40:02,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-08 20:40:02,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 455 transitions. [2018-12-08 20:40:02,614 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 455 transitions. Word has length 137 [2018-12-08 20:40:02,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:40:02,614 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 455 transitions. [2018-12-08 20:40:02,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 20:40:02,614 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 455 transitions. [2018-12-08 20:40:02,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 20:40:02,616 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:40:02,616 INFO L402 BasicCegarLoop]: trace histogram [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, 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, 1] [2018-12-08 20:40:02,617 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:40:02,617 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:02,617 INFO L82 PathProgramCache]: Analyzing trace with hash -295293823, now seen corresponding path program 1 times [2018-12-08 20:40:02,617 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 20:40:02,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:02,618 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:40:02,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:02,618 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 20:40:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:02,686 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:02,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:40:02,686 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 20:40:02,686 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 20:40:02,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 20:40:02,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 20:40:02,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 20:40:02,687 INFO L87 Difference]: Start difference. First operand 320 states and 455 transitions. Second operand 6 states. [2018-12-08 20:40:03,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:40:03,099 INFO L93 Difference]: Finished difference Result 951 states and 1383 transitions. [2018-12-08 20:40:03,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 20:40:03,100 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-12-08 20:40:03,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:40:03,102 INFO L225 Difference]: With dead ends: 951 [2018-12-08 20:40:03,103 INFO L226 Difference]: Without dead ends: 637 [2018-12-08 20:40:03,103 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 [2018-12-08 20:40:03,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-12-08 20:40:03,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 626. [2018-12-08 20:40:03,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-08 20:40:03,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 871 transitions. [2018-12-08 20:40:03,123 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 871 transitions. Word has length 145 [2018-12-08 20:40:03,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:40:03,124 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 871 transitions. [2018-12-08 20:40:03,124 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 20:40:03,124 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 871 transitions. [2018-12-08 20:40:03,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 20:40:03,126 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:40:03,126 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, 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, 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] [2018-12-08 20:40:03,126 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:40:03,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:03,126 INFO L82 PathProgramCache]: Analyzing trace with hash -1344349755, now seen corresponding path program 1 times [2018-12-08 20:40:03,126 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 20:40:03,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:03,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:40:03,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:03,127 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 20:40:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:03,274 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:03,275 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:40:03,275 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 20:40:03,275 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 20:40:03,275 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 20:40:03,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 20:40:03,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 20:40:03,276 INFO L87 Difference]: Start difference. First operand 626 states and 871 transitions. Second operand 5 states. [2018-12-08 20:40:03,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:40:03,613 INFO L93 Difference]: Finished difference Result 1330 states and 1903 transitions. [2018-12-08 20:40:03,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 20:40:03,613 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2018-12-08 20:40:03,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:40:03,616 INFO L225 Difference]: With dead ends: 1330 [2018-12-08 20:40:03,616 INFO L226 Difference]: Without dead ends: 626 [2018-12-08 20:40:03,618 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 20:40:03,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-12-08 20:40:03,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-12-08 20:40:03,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-08 20:40:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 859 transitions. [2018-12-08 20:40:03,632 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 859 transitions. Word has length 147 [2018-12-08 20:40:03,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:40:03,632 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 859 transitions. [2018-12-08 20:40:03,632 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 20:40:03,632 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 859 transitions. [2018-12-08 20:40:03,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 20:40:03,635 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:40:03,635 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, 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, 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] [2018-12-08 20:40:03,635 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:40:03,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:03,635 INFO L82 PathProgramCache]: Analyzing trace with hash -2124265719, now seen corresponding path program 1 times [2018-12-08 20:40:03,635 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 20:40:03,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:03,636 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:40:03,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:03,636 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 20:40:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:03,740 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:03,741 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:40:03,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 20:40:03,741 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 20:40:03,741 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 20:40:03,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 20:40:03,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 20:40:03,742 INFO L87 Difference]: Start difference. First operand 626 states and 859 transitions. Second operand 5 states. [2018-12-08 20:40:04,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:40:04,105 INFO L93 Difference]: Finished difference Result 1332 states and 1878 transitions. [2018-12-08 20:40:04,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 20:40:04,105 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2018-12-08 20:40:04,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:40:04,108 INFO L225 Difference]: With dead ends: 1332 [2018-12-08 20:40:04,108 INFO L226 Difference]: Without dead ends: 626 [2018-12-08 20:40:04,110 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 20:40:04,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-12-08 20:40:04,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-12-08 20:40:04,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-08 20:40:04,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 843 transitions. [2018-12-08 20:40:04,123 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 843 transitions. Word has length 149 [2018-12-08 20:40:04,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:40:04,123 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 843 transitions. [2018-12-08 20:40:04,123 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 20:40:04,123 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 843 transitions. [2018-12-08 20:40:04,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-08 20:40:04,125 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:40:04,125 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, 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, 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] [2018-12-08 20:40:04,125 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:40:04,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:04,125 INFO L82 PathProgramCache]: Analyzing trace with hash 566845841, now seen corresponding path program 1 times [2018-12-08 20:40:04,125 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 20:40:04,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:04,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:40:04,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:04,126 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 20:40:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:04,197 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:04,198 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 20:40:04,198 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 20:40:04,198 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 20:40:04,198 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 20:40:04,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 20:40:04,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 20:40:04,199 INFO L87 Difference]: Start difference. First operand 626 states and 843 transitions. Second operand 6 states. [2018-12-08 20:40:04,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:40:04,579 INFO L93 Difference]: Finished difference Result 1858 states and 2601 transitions. [2018-12-08 20:40:04,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 20:40:04,579 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 153 [2018-12-08 20:40:04,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:40:04,584 INFO L225 Difference]: With dead ends: 1858 [2018-12-08 20:40:04,584 INFO L226 Difference]: Without dead ends: 1238 [2018-12-08 20:40:04,586 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 [2018-12-08 20:40:04,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2018-12-08 20:40:04,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1218. [2018-12-08 20:40:04,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2018-12-08 20:40:04,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1635 transitions. [2018-12-08 20:40:04,614 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1635 transitions. Word has length 153 [2018-12-08 20:40:04,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:40:04,614 INFO L480 AbstractCegarLoop]: Abstraction has 1218 states and 1635 transitions. [2018-12-08 20:40:04,615 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 20:40:04,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1635 transitions. [2018-12-08 20:40:04,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 20:40:04,618 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:40:04,618 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-12-08 20:40:04,618 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:40:04,619 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:04,619 INFO L82 PathProgramCache]: Analyzing trace with hash -1114474735, now seen corresponding path program 1 times [2018-12-08 20:40:04,619 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 20:40:04,619 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:04,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:40:04,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:04,620 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 20:40:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:04,671 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:04,671 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 20:40:04,671 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 20:40:04,672 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 188 with the following transitions: [2018-12-08 20:40:04,673 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [107], [108], [112], [116], [120], [123], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [663], [665], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-08 20:40:04,699 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 20:40:04,699 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 20:40:05,027 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 20:40:05,028 INFO L272 AbstractInterpreter]: Visited 127 different actions 248 times. Merged at 4 different actions 4 times. Never widened. Performed 2803 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2803 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-12-08 20:40:05,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:05,033 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 20:40:05,264 INFO L227 lantSequenceWeakener]: Weakened 184 states. On average, predicates are now at 82.63% of their original sizes. [2018-12-08 20:40:05,264 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 20:40:05,309 INFO L418 sIntCurrentIteration]: We unified 186 AI predicates to 186 [2018-12-08 20:40:05,309 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 20:40:05,309 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 20:40:05,310 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-08 20:40:05,310 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 20:40:05,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-08 20:40:05,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-08 20:40:05,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-08 20:40:05,311 INFO L87 Difference]: Start difference. First operand 1218 states and 1635 transitions. Second operand 10 states. [2018-12-08 20:40:08,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:40:08,123 INFO L93 Difference]: Finished difference Result 3178 states and 4247 transitions. [2018-12-08 20:40:08,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-12-08 20:40:08,123 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 187 [2018-12-08 20:40:08,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:40:08,127 INFO L225 Difference]: With dead ends: 3178 [2018-12-08 20:40:08,127 INFO L226 Difference]: Without dead ends: 1966 [2018-12-08 20:40:08,129 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 196 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-12-08 20:40:08,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1966 states. [2018-12-08 20:40:08,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1966 to 1956. [2018-12-08 20:40:08,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1956 states. [2018-12-08 20:40:08,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1956 states and 2481 transitions. [2018-12-08 20:40:08,158 INFO L78 Accepts]: Start accepts. Automaton has 1956 states and 2481 transitions. Word has length 187 [2018-12-08 20:40:08,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:40:08,159 INFO L480 AbstractCegarLoop]: Abstraction has 1956 states and 2481 transitions. [2018-12-08 20:40:08,159 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-08 20:40:08,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 2481 transitions. [2018-12-08 20:40:08,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 20:40:08,162 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:40:08,162 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-12-08 20:40:08,162 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:40:08,162 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:08,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1692864608, now seen corresponding path program 1 times [2018-12-08 20:40:08,163 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 20:40:08,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:08,163 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:40:08,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:08,164 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 20:40:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:08,287 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 81 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:08,287 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 20:40:08,287 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 20:40:08,287 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 192 with the following transitions: [2018-12-08 20:40:08,288 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [119], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [663], [665], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-08 20:40:08,291 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 20:40:08,291 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 20:40:08,518 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 20:40:08,518 INFO L272 AbstractInterpreter]: Visited 129 different actions 382 times. Merged at 7 different actions 17 times. Never widened. Performed 4556 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4556 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 4 fixpoints after 3 different actions. Largest state had 38 variables. [2018-12-08 20:40:08,520 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:08,520 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 20:40:08,521 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 20:40:08,521 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/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 [2018-12-08 20:40:08,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:40:08,530 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 20:40:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:08,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 20:40:08,682 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 95 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:08,682 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 20:40:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 95 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:08,767 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 20:40:08,767 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 16 [2018-12-08 20:40:08,767 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 20:40:08,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-08 20:40:08,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-08 20:40:08,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-12-08 20:40:08,768 INFO L87 Difference]: Start difference. First operand 1956 states and 2481 transitions. Second operand 14 states. [2018-12-08 20:40:10,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:40:10,205 INFO L93 Difference]: Finished difference Result 4947 states and 6363 transitions. [2018-12-08 20:40:10,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-08 20:40:10,206 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 191 [2018-12-08 20:40:10,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:40:10,210 INFO L225 Difference]: With dead ends: 4947 [2018-12-08 20:40:10,210 INFO L226 Difference]: Without dead ends: 2545 [2018-12-08 20:40:10,214 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 428 GetRequests, 394 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=297, Invalid=825, Unknown=0, NotChecked=0, Total=1122 [2018-12-08 20:40:10,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2545 states. [2018-12-08 20:40:10,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2545 to 2246. [2018-12-08 20:40:10,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2246 states. [2018-12-08 20:40:10,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 2246 states and 2634 transitions. [2018-12-08 20:40:10,247 INFO L78 Accepts]: Start accepts. Automaton has 2246 states and 2634 transitions. Word has length 191 [2018-12-08 20:40:10,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:40:10,248 INFO L480 AbstractCegarLoop]: Abstraction has 2246 states and 2634 transitions. [2018-12-08 20:40:10,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-08 20:40:10,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 2634 transitions. [2018-12-08 20:40:10,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-08 20:40:10,251 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 20:40:10,252 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1] [2018-12-08 20:40:10,252 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 20:40:10,252 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:10,252 INFO L82 PathProgramCache]: Analyzing trace with hash 1309776120, now seen corresponding path program 1 times [2018-12-08 20:40:10,252 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 20:40:10,253 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:10,253 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:40:10,253 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 20:40:10,253 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 20:40:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:10,423 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 90 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:10,423 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 20:40:10,423 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 20:40:10,423 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 209 with the following transitions: [2018-12-08 20:40:10,424 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [324], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [663], [665], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-08 20:40:10,426 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 20:40:10,426 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 20:40:10,581 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 20:40:10,581 INFO L272 AbstractInterpreter]: Visited 128 different actions 375 times. Merged at 6 different actions 13 times. Never widened. Performed 4509 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4509 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-12-08 20:40:10,583 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:10,583 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 20:40:10,583 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 20:40:10,583 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 20:40:10,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 20:40:10,589 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 20:40:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:10,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 20:40:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:10,651 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 20:40:10,679 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:10,694 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-08 20:40:10,694 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-12-08 20:40:10,695 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 20:40:10,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 20:40:10,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 20:40:10,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-12-08 20:40:10,695 INFO L87 Difference]: Start difference. First operand 2246 states and 2634 transitions. Second operand 3 states. [2018-12-08 20:40:10,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 20:40:10,915 INFO L93 Difference]: Finished difference Result 4343 states and 5126 transitions. [2018-12-08 20:40:10,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 20:40:10,915 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 208 [2018-12-08 20:40:10,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 20:40:10,916 INFO L225 Difference]: With dead ends: 4343 [2018-12-08 20:40:10,916 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 20:40:10,921 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 421 GetRequests, 416 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-12-08 20:40:10,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 20:40:10,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 20:40:10,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 20:40:10,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 20:40:10,922 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 208 [2018-12-08 20:40:10,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 20:40:10,922 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 20:40:10,922 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 20:40:10,923 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 20:40:10,923 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 20:40:10,926 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 20:40:10,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:40:10,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:40:10,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:40:10,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:40:10,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:40:10,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:40:11,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:40:11,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:40:11,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 20:40:11,492 WARN L180 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 82 [2018-12-08 20:40:11,678 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 20:40:11,678 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a28~0 |old(~a28~0)|)) [2018-12-08 20:40:11,678 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 20:40:11,678 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,678 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,678 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,678 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,678 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,678 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-08 20:40:11,678 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-08 20:40:11,678 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-08 20:40:11,678 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-08 20:40:11,679 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,680 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2018-12-08 20:40:11,681 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-08 20:40:11,682 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-08 20:40:11,683 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,684 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse26 (= ~a25~0 1)) (.cse22 (= 1 |old(~a25~0)|)) (.cse24 (= 1 |old(~a19~0)|)) (.cse13 (= |old(~a17~0)| ~a17~0)) (.cse14 (= |old(~a25~0)| ~a25~0)) (.cse15 (= ~a28~0 |old(~a28~0)|)) (.cse11 (= 1 |old(~a11~0)|)) (.cse8 (= 1 ~a11~0)) (.cse9 (= 1 ~a19~0))) (let ((.cse0 (and .cse8 .cse9)) (.cse7 (not (= 7 |old(~a28~0)|))) (.cse6 (not .cse11)) (.cse10 (= 9 |old(~a28~0)|)) (.cse12 (not (= |old(~a17~0)| 8))) (.cse16 (not (= ~a11~0 1))) (.cse2 (not (= 10 |old(~a28~0)|))) (.cse23 (and .cse13 .cse14 .cse15)) (.cse21 (and (= ~a11~0 0) (= ~a19~0 1))) (.cse4 (not .cse24)) (.cse17 (= 0 |old(~a28~0)|)) (.cse19 (not (= 0 |old(~a11~0)|))) (.cse5 (not (= 8 |old(~a17~0)|))) (.cse20 (= |calculate_output_#in~input| 0)) (.cse1 (not (= 1 ~a21~0))) (.cse3 (not .cse22)) (.cse18 (= 8 |old(~a28~0)|)) (.cse25 (and .cse13 .cse15 .cse26)) (.cse27 (< 7 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse1 .cse7 .cse3 .cse4 .cse6 .cse0 (not (= 7 |old(~a17~0)|))) (or .cse1 .cse3 .cse4 .cse5 (and .cse8 (= 1 ~a25~0) (= 9 ~a28~0) (= 8 ~a17~0) .cse9) (not .cse10) .cse6) (or .cse1 .cse11 .cse10 .cse12 (and .cse13 .cse14 .cse15 .cse16)) (or .cse1 .cse4 .cse17 .cse18 .cse19 .cse5 .cse20 .cse21) (or (or .cse1 .cse18 .cse12 .cse22) .cse23) (or .cse24 .cse1 .cse7 .cse5 (and .cse8 (not .cse9)) .cse6 .cse22) (or .cse3 (or .cse1 .cse18 .cse10 .cse12) .cse25) (or .cse1 .cse11 .cse3 .cse12 (and .cse13 .cse15 .cse26 .cse16)) (or .cse1 .cse2 .cse23 .cse27) (or .cse21 .cse1 .cse3 .cse4 .cse17 .cse19 .cse5 .cse20) (or .cse1 .cse3 .cse18 .cse25 .cse27)))) [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,685 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 20:40:11,686 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 20:40:11,687 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7) (= ~a21~0 1)) [2018-12-08 20:40:11,687 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 20:40:11,687 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 20:40:11,688 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a19~0)|)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 |old(~a28~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|))) [2018-12-08 20:40:11,688 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse1 (<= ~a17~0 7)) (.cse3 (= ~a25~0 1)) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse2 (not (= ~a28~0 8)))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 0 |old(~a11~0)|)) (and .cse0 (not (= ~a11~0 1))) (and (= 9 ~a28~0) (= 8 ~a17~0) (= 1 ~a19~0)) (not (= 0 |old(~a25~0)|)) (and .cse1 (= 10 ~a28~0)) (and .cse1 .cse2 .cse3) (not (= 1 |old(~a19~0)|)) (and (not .cse3) .cse0 .cse2) (not (= 8 |old(~a17~0)|)) (and .cse0 .cse2 (not (= ~a28~0 9))))) [2018-12-08 20:40:11,688 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-12-08 20:40:11,688 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-12-08 20:40:11,688 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse1 (<= ~a17~0 7)) (.cse3 (= ~a25~0 1)) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse2 (not (= ~a28~0 8)))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 0 |old(~a11~0)|)) (and .cse0 (not (= ~a11~0 1))) (and (= 9 ~a28~0) (= 8 ~a17~0) (= 1 ~a19~0)) (not (= 0 |old(~a25~0)|)) (and .cse1 (= 10 ~a28~0)) (and .cse1 .cse2 .cse3) (not (= 1 |old(~a19~0)|)) (and (not .cse3) .cse0 .cse2) (not (= 8 |old(~a17~0)|)) (and .cse0 .cse2 (not (= ~a28~0 9))))) [2018-12-08 20:40:11,688 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-08 20:40:11,688 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-08 20:40:11,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 08:40:11 BoogieIcfgContainer [2018-12-08 20:40:11,695 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 20:40:11,695 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 20:40:11,695 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 20:40:11,695 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 20:40:11,696 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:40:00" (3/4) ... [2018-12-08 20:40:11,699 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 20:40:11,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 20:40:11,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-08 20:40:11,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 20:40:11,709 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-08 20:40:11,710 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 20:40:11,726 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(1 == a21) || !(7 == \old(a28))) || !(0 == \old(a11))) || (\old(a17) == a17 && !(a11 == 1))) || ((9 == a28 && 8 == a17) && 1 == a19)) || !(0 == \old(a25))) || (a17 <= 7 && 10 == a28)) || ((a17 <= 7 && !(a28 == 8)) && a25 == 1)) || !(1 == \old(a19))) || ((!(a25 == 1) && \old(a17) == a17) && !(a28 == 8))) || !(8 == \old(a17))) || ((\old(a17) == a17 && !(a28 == 8)) && !(a28 == 9)) [2018-12-08 20:40:11,778 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_981eaef6-8f36-4168-b3e7-426c891f0a93/bin-2019/utaipan/witness.graphml [2018-12-08 20:40:11,778 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 20:40:11,778 INFO L168 Benchmark]: Toolchain (without parser) took 11984.37 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 553.1 MB). Free memory was 940.6 MB in the beginning and 768.7 MB in the end (delta: 171.9 MB). Peak memory consumption was 725.0 MB. Max. memory is 11.5 GB. [2018-12-08 20:40:11,779 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:40:11,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -177.0 MB). Peak memory consumption was 35.1 MB. Max. memory is 11.5 GB. [2018-12-08 20:40:11,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-08 20:40:11,779 INFO L168 Benchmark]: Boogie Preprocessor took 36.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-08 20:40:11,779 INFO L168 Benchmark]: RCFGBuilder took 565.20 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: 103.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 11.5 GB. [2018-12-08 20:40:11,780 INFO L168 Benchmark]: TraceAbstraction took 10982.32 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 421.5 MB). Free memory was 1.0 GB in the beginning and 782.9 MB in the end (delta: 224.1 MB). Peak memory consumption was 645.6 MB. Max. memory is 11.5 GB. [2018-12-08 20:40:11,780 INFO L168 Benchmark]: Witness Printer took 82.87 ms. Allocated memory is still 1.6 GB. Free memory was 782.9 MB in the beginning and 768.7 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-08 20:40:11,781 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 296.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -177.0 MB). Peak memory consumption was 35.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 565.20 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: 103.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10982.32 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 421.5 MB). Free memory was 1.0 GB in the beginning and 782.9 MB in the end (delta: 224.1 MB). Peak memory consumption was 645.6 MB. Max. memory is 11.5 GB. * Witness Printer took 82.87 ms. Allocated memory is still 1.6 GB. Free memory was 782.9 MB in the beginning and 768.7 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 523]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((!(1 == a21) || !(7 == \old(a28))) || !(0 == \old(a11))) || (\old(a17) == a17 && !(a11 == 1))) || ((9 == a28 && 8 == a17) && 1 == a19)) || !(0 == \old(a25))) || (a17 <= 7 && 10 == a28)) || ((a17 <= 7 && !(a28 == 8)) && a25 == 1)) || !(1 == \old(a19))) || ((!(a25 == 1) && \old(a17) == a17) && !(a28 == 8))) || !(8 == \old(a17))) || ((\old(a17) == a17 && !(a28 == 8)) && !(a28 == 9)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 10.9s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 7.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 769 SDtfs, 5881 SDslu, 611 SDs, 0 SdLazy, 7559 SolverSat, 1408 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 1100 GetRequests, 1010 SyntacticMatches, 8 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2246occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.7s AbstIntTime, 3 AbstIntIterations, 1 AbstIntStrong, 0.9975387010016992 AbsIntWeakeningRatio, 0.1774193548387097 AbsIntAvgWeakeningVarsNumRemoved, 26.763440860215052 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 340 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 82 PreInvPairs, 126 NumberOfFragments, 609 HoareAnnotationTreeSize, 82 FomulaSimplifications, 1881 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2013 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1970 NumberOfCodeBlocks, 1970 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2355 ConstructedInterpolants, 0 QuantifiedInterpolants, 1866009 SizeOfPredicates, 1 NumberOfNonLiveVariables, 961 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 757/791 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...