./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label51_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label51_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/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 d0c63ca989dafe8e87fbc74f7a5c90112dbd87ac ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:23:48,142 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:23:48,143 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:23:48,151 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:23:48,152 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:23:48,152 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:23:48,153 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:23:48,155 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:23:48,156 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:23:48,156 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:23:48,157 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:23:48,157 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:23:48,158 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:23:48,159 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:23:48,160 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:23:48,160 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:23:48,161 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:23:48,162 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:23:48,164 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:23:48,165 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:23:48,166 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:23:48,167 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:23:48,168 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:23:48,168 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:23:48,169 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:23:48,169 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:23:48,170 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:23:48,171 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:23:48,172 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:23:48,172 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:23:48,173 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:23:48,173 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:23:48,173 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:23:48,173 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:23:48,174 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:23:48,175 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:23:48,175 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 06:23:48,185 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:23:48,186 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:23:48,186 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:23:48,186 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:23:48,187 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:23:48,187 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:23:48,187 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 06:23:48,187 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:23:48,187 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 06:23:48,187 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 06:23:48,187 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:23:48,188 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:23:48,188 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:23:48,188 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:23:48,188 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:23:48,189 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:23:48,189 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:23:48,189 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:23:48,189 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:23:48,189 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:23:48,189 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:23:48,190 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:23:48,190 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:23:48,190 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:23:48,190 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:23:48,190 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:23:48,190 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:23:48,190 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:23:48,190 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:23:48,191 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:23:48,191 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 06:23:48,191 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:23:48,191 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:23:48,191 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 06:23:48,191 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_4bfbb00e-42cc-44e3-b973-eda02fd351bb/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 -> d0c63ca989dafe8e87fbc74f7a5c90112dbd87ac [2018-11-10 06:23:48,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:23:48,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:23:48,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:23:48,228 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:23:48,229 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:23:48,229 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem10_label51_true-unreach-call.c [2018-11-10 06:23:48,266 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/data/fecb6ceaf/5cb7d90da81848558a3d0d30ba853046/FLAGa12be67d9 [2018-11-10 06:23:48,636 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:23:48,637 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/sv-benchmarks/c/eca-rers2012/Problem10_label51_true-unreach-call.c [2018-11-10 06:23:48,647 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/data/fecb6ceaf/5cb7d90da81848558a3d0d30ba853046/FLAGa12be67d9 [2018-11-10 06:23:48,659 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/data/fecb6ceaf/5cb7d90da81848558a3d0d30ba853046 [2018-11-10 06:23:48,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:23:48,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:23:48,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:23:48,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:23:48,668 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:23:48,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:23:48" (1/1) ... [2018-11-10 06:23:48,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1788b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:48, skipping insertion in model container [2018-11-10 06:23:48,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:23:48" (1/1) ... [2018-11-10 06:23:48,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:23:48,710 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:23:48,917 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:23:48,921 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:23:48,989 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:23:49,000 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:23:49,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:49 WrapperNode [2018-11-10 06:23:49,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:23:49,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:23:49,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:23:49,002 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:23:49,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:49" (1/1) ... [2018-11-10 06:23:49,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:49" (1/1) ... [2018-11-10 06:23:49,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:23:49,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:23:49,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:23:49,124 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:23:49,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:49" (1/1) ... [2018-11-10 06:23:49,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:49" (1/1) ... [2018-11-10 06:23:49,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:49" (1/1) ... [2018-11-10 06:23:49,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:49" (1/1) ... [2018-11-10 06:23:49,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:49" (1/1) ... [2018-11-10 06:23:49,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:49" (1/1) ... [2018-11-10 06:23:49,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:49" (1/1) ... [2018-11-10 06:23:49,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:23:49,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:23:49,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:23:49,176 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:23:49,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:23:49,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:23:49,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:23:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 06:23:49,225 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 06:23:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:23:49,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:23:49,225 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:23:49,225 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:23:50,454 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:23:50,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:23:50 BoogieIcfgContainer [2018-11-10 06:23:50,454 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:23:50,455 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 06:23:50,455 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 06:23:50,459 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 06:23:50,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 06:23:48" (1/3) ... [2018-11-10 06:23:50,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e80db1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:23:50, skipping insertion in model container [2018-11-10 06:23:50,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:23:49" (2/3) ... [2018-11-10 06:23:50,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e80db1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:23:50, skipping insertion in model container [2018-11-10 06:23:50,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:23:50" (3/3) ... [2018-11-10 06:23:50,461 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label51_true-unreach-call.c [2018-11-10 06:23:50,468 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 06:23:50,474 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 06:23:50,484 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 06:23:50,511 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 06:23:50,511 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 06:23:50,512 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 06:23:50,512 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 06:23:50,512 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 06:23:50,512 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 06:23:50,512 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 06:23:50,513 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 06:23:50,532 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-10 06:23:50,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 06:23:50,539 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 06:23:50,540 INFO L375 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] [2018-11-10 06:23:50,542 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 06:23:50,547 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:23:50,547 INFO L82 PathProgramCache]: Analyzing trace with hash 748185177, now seen corresponding path program 1 times [2018-11-10 06:23:50,549 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 06:23:50,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:23:50,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:23:50,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:23:50,581 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 06:23:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:23:50,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:23:50,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 06:23:50,772 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 06:23:50,772 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 06:23:50,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 06:23:50,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 06:23:50,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 06:23:50,787 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2018-11-10 06:23:51,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:23:51,736 INFO L93 Difference]: Finished difference Result 737 states and 1298 transitions. [2018-11-10 06:23:51,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 06:23:51,737 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 57 [2018-11-10 06:23:51,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 06:23:51,756 INFO L225 Difference]: With dead ends: 737 [2018-11-10 06:23:51,756 INFO L226 Difference]: Without dead ends: 515 [2018-11-10 06:23:51,762 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 06:23:51,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-11-10 06:23:51,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 356. [2018-11-10 06:23:51,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-10 06:23:51,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 613 transitions. [2018-11-10 06:23:51,821 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 613 transitions. Word has length 57 [2018-11-10 06:23:51,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 06:23:51,821 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 613 transitions. [2018-11-10 06:23:51,821 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 06:23:51,822 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 613 transitions. [2018-11-10 06:23:51,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-10 06:23:51,826 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 06:23:51,827 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-10 06:23:51,827 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 06:23:51,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:23:51,827 INFO L82 PathProgramCache]: Analyzing trace with hash 2000174539, now seen corresponding path program 1 times [2018-11-10 06:23:51,827 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 06:23:51,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:23:51,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:23:51,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:23:51,829 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 06:23:51,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:23:52,018 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 06:23:52,018 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 06:23:52,018 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 06:23:52,019 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 129 with the following transitions: [2018-11-10 06:23:52,021 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [357], [359], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [498], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-10 06:23:52,070 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 06:23:52,070 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 06:23:53,391 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-10 06:23:55,742 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 06:23:55,743 INFO L272 AbstractInterpreter]: Visited 78 different actions 221 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-10 06:23:55,748 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:23:55,748 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 06:23:57,192 INFO L227 lantSequenceWeakener]: Weakened 48 states. On average, predicates are now at 77.53% of their original sizes. [2018-11-10 06:23:57,192 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 06:24:01,757 INFO L415 sIntCurrentIteration]: We unified 127 AI predicates to 127 [2018-11-10 06:24:01,757 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 06:24:01,758 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 06:24:01,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [4] total 17 [2018-11-10 06:24:01,758 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 06:24:01,759 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-10 06:24:01,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-10 06:24:01,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2018-11-10 06:24:01,760 INFO L87 Difference]: Start difference. First operand 356 states and 613 transitions. Second operand 15 states. [2018-11-10 06:26:18,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:26:18,346 INFO L93 Difference]: Finished difference Result 1380 states and 2508 transitions. [2018-11-10 06:26:18,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-10 06:26:18,346 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 128 [2018-11-10 06:26:18,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 06:26:18,352 INFO L225 Difference]: With dead ends: 1380 [2018-11-10 06:26:18,353 INFO L226 Difference]: Without dead ends: 1030 [2018-11-10 06:26:18,356 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 134 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=106, Invalid=356, Unknown=0, NotChecked=0, Total=462 [2018-11-10 06:26:18,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1030 states. [2018-11-10 06:26:18,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1030 to 944. [2018-11-10 06:26:18,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 944 states. [2018-11-10 06:26:18,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1254 transitions. [2018-11-10 06:26:18,484 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1254 transitions. Word has length 128 [2018-11-10 06:26:18,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 06:26:18,485 INFO L481 AbstractCegarLoop]: Abstraction has 944 states and 1254 transitions. [2018-11-10 06:26:18,485 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-10 06:26:18,485 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1254 transitions. [2018-11-10 06:26:18,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-10 06:26:18,490 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 06:26:18,491 INFO L375 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, 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, 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] [2018-11-10 06:26:18,491 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 06:26:18,491 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:26:18,491 INFO L82 PathProgramCache]: Analyzing trace with hash 5463726, now seen corresponding path program 1 times [2018-11-10 06:26:18,492 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 06:26:18,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:26:18,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:26:18,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:26:18,494 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 06:26:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:26:18,701 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-10 06:26:18,701 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 06:26:18,701 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 06:26:18,702 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 205 with the following transitions: [2018-11-10 06:26:18,702 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [357], [359], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [518], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-10 06:26:18,706 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 06:26:18,706 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 06:26:19,672 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-10 06:26:23,757 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 06:26:23,757 INFO L272 AbstractInterpreter]: Visited 84 different actions 323 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-10 06:26:23,761 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:26:23,761 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 06:26:25,994 INFO L227 lantSequenceWeakener]: Weakened 48 states. On average, predicates are now at 77.53% of their original sizes. [2018-11-10 06:26:25,994 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 06:26:30,828 INFO L415 sIntCurrentIteration]: We unified 203 AI predicates to 203 [2018-11-10 06:26:30,829 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 06:26:30,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 06:26:30,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [4] total 17 [2018-11-10 06:26:30,829 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 06:26:30,829 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-10 06:26:30,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-10 06:26:30,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2018-11-10 06:26:30,830 INFO L87 Difference]: Start difference. First operand 944 states and 1254 transitions. Second operand 15 states. [2018-11-10 06:27:57,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:27:57,319 INFO L93 Difference]: Finished difference Result 2280 states and 3273 transitions. [2018-11-10 06:27:57,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-10 06:27:57,319 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 204 [2018-11-10 06:27:57,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 06:27:57,324 INFO L225 Difference]: With dead ends: 2280 [2018-11-10 06:27:57,324 INFO L226 Difference]: Without dead ends: 1637 [2018-11-10 06:27:57,326 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 210 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=106, Invalid=356, Unknown=0, NotChecked=0, Total=462 [2018-11-10 06:27:57,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1637 states. [2018-11-10 06:27:57,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1637 to 1391. [2018-11-10 06:27:57,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1391 states. [2018-11-10 06:27:57,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1391 states and 1744 transitions. [2018-11-10 06:27:57,584 INFO L78 Accepts]: Start accepts. Automaton has 1391 states and 1744 transitions. Word has length 204 [2018-11-10 06:27:57,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 06:27:57,585 INFO L481 AbstractCegarLoop]: Abstraction has 1391 states and 1744 transitions. [2018-11-10 06:27:57,585 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-10 06:27:57,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1744 transitions. [2018-11-10 06:27:57,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-10 06:27:57,588 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 06:27:57,589 INFO L375 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, 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, 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] [2018-11-10 06:27:57,589 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 06:27:57,589 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:27:57,589 INFO L82 PathProgramCache]: Analyzing trace with hash -1027917997, now seen corresponding path program 1 times [2018-11-10 06:27:57,589 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 06:27:57,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:27:57,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:27:57,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:27:57,590 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 06:27:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:27:57,772 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 101 proven. 6 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-10 06:27:57,772 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 06:27:57,772 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 06:27:57,772 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 220 with the following transitions: [2018-11-10 06:27:57,772 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [357], [359], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [534], [535], [539], [542], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-10 06:27:57,776 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 06:27:57,776 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 06:27:58,792 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-10 06:28:06,210 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 06:28:06,210 INFO L272 AbstractInterpreter]: Visited 90 different actions 510 times. Merged at 5 different actions 25 times. Widened at 1 different actions 1 times. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-10 06:28:06,217 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:28:06,218 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 06:28:08,116 INFO L227 lantSequenceWeakener]: Weakened 34 states. On average, predicates are now at 77.41% of their original sizes. [2018-11-10 06:28:08,116 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 06:28:29,281 INFO L415 sIntCurrentIteration]: We unified 218 AI predicates to 218 [2018-11-10 06:28:29,281 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 06:28:29,281 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 06:28:29,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [8] total 25 [2018-11-10 06:28:29,281 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 06:28:29,282 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 06:28:29,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 06:28:29,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2018-11-10 06:28:29,282 INFO L87 Difference]: Start difference. First operand 1391 states and 1744 transitions. Second operand 19 states. [2018-11-10 06:31:22,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:31:22,180 INFO L93 Difference]: Finished difference Result 3081 states and 4422 transitions. [2018-11-10 06:31:22,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-11-10 06:31:22,180 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 219 [2018-11-10 06:31:22,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 06:31:22,186 INFO L225 Difference]: With dead ends: 3081 [2018-11-10 06:31:22,186 INFO L226 Difference]: Without dead ends: 2287 [2018-11-10 06:31:22,189 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 225 GetRequests, 172 SyntacticMatches, 29 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 21.9s TimeCoverageRelationStatistics Valid=141, Invalid=509, Unknown=0, NotChecked=0, Total=650 [2018-11-10 06:31:22,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2287 states. [2018-11-10 06:31:22,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2287 to 2197. [2018-11-10 06:31:22,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2197 states. [2018-11-10 06:31:22,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 2197 states and 2629 transitions. [2018-11-10 06:31:22,510 INFO L78 Accepts]: Start accepts. Automaton has 2197 states and 2629 transitions. Word has length 219 [2018-11-10 06:31:22,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 06:31:22,511 INFO L481 AbstractCegarLoop]: Abstraction has 2197 states and 2629 transitions. [2018-11-10 06:31:22,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 06:31:22,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 2629 transitions. [2018-11-10 06:31:22,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-10 06:31:22,517 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 06:31:22,518 INFO L375 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, 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, 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] [2018-11-10 06:31:22,518 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 06:31:22,518 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:31:22,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1632090175, now seen corresponding path program 1 times [2018-11-10 06:31:22,518 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 06:31:22,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:31:22,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:31:22,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:31:22,519 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 06:31:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:31:22,744 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 101 proven. 6 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-10 06:31:22,745 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 06:31:22,745 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 06:31:22,745 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 226 with the following transitions: [2018-11-10 06:31:22,746 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [357], [359], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [534], [535], [539], [543], [547], [551], [555], [559], [563], [566], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-10 06:31:22,749 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 06:31:22,749 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 06:31:23,991 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-10 06:31:51,718 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-10 06:31:51,718 INFO L272 AbstractInterpreter]: Visited 97 different actions 564 times. Merged at 7 different actions 40 times. Widened at 1 different actions 1 times. Found 6 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-10 06:31:51,721 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:31:51,722 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-10 06:31:51,722 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 06:31:51,722 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 06:31:51,734 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:31:51,734 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-10 06:31:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:31:51,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:31:51,937 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 178 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:31:51,937 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 06:31:52,126 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 178 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:31:52,153 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-10 06:31:52,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-11-10 06:31:52,153 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-10 06:31:52,154 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-10 06:31:52,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-10 06:31:52,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-11-10 06:31:52,155 INFO L87 Difference]: Start difference. First operand 2197 states and 2629 transitions. Second operand 11 states. [2018-11-10 06:31:54,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:31:54,849 INFO L93 Difference]: Finished difference Result 5285 states and 7337 transitions. [2018-11-10 06:31:54,849 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-10 06:31:54,849 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 225 [2018-11-10 06:31:54,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 06:31:54,857 INFO L225 Difference]: With dead ends: 5285 [2018-11-10 06:31:54,858 INFO L226 Difference]: Without dead ends: 2647 [2018-11-10 06:31:54,870 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 481 GetRequests, 454 SyntacticMatches, 4 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=168, Invalid=432, Unknown=0, NotChecked=0, Total=600 [2018-11-10 06:31:54,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2647 states. [2018-11-10 06:31:55,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2647 to 2499. [2018-11-10 06:31:55,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2499 states. [2018-11-10 06:31:55,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 2499 states and 2883 transitions. [2018-11-10 06:31:55,189 INFO L78 Accepts]: Start accepts. Automaton has 2499 states and 2883 transitions. Word has length 225 [2018-11-10 06:31:55,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 06:31:55,190 INFO L481 AbstractCegarLoop]: Abstraction has 2499 states and 2883 transitions. [2018-11-10 06:31:55,190 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-10 06:31:55,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states and 2883 transitions. [2018-11-10 06:31:55,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-10 06:31:55,196 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 06:31:55,196 INFO L375 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, 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, 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] [2018-11-10 06:31:55,196 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 06:31:55,196 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:31:55,197 INFO L82 PathProgramCache]: Analyzing trace with hash -62782948, now seen corresponding path program 1 times [2018-11-10 06:31:55,197 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 06:31:55,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:31:55,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:31:55,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:31:55,198 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 06:31:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:31:55,373 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 06:31:55,373 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 06:31:55,373 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 06:31:55,373 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 06:31:55,374 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 06:31:55,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 06:31:55,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 06:31:55,374 INFO L87 Difference]: Start difference. First operand 2499 states and 2883 transitions. Second operand 4 states. [2018-11-10 06:31:56,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:31:56,275 INFO L93 Difference]: Finished difference Result 5126 states and 6080 transitions. [2018-11-10 06:31:56,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 06:31:56,276 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 310 [2018-11-10 06:31:56,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 06:31:56,276 INFO L225 Difference]: With dead ends: 5126 [2018-11-10 06:31:56,276 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 06:31:56,282 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 06:31:56,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 06:31:56,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 06:31:56,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 06:31:56,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 06:31:56,283 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 310 [2018-11-10 06:31:56,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 06:31:56,283 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 06:31:56,283 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 06:31:56,283 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 06:31:56,283 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 06:31:56,286 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 06:31:56,397 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 356 [2018-11-10 06:31:57,398 WARN L179 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 1176 [2018-11-10 06:32:05,551 WARN L179 SmtUtils]: Spent 8.12 s on a formula simplification. DAG size of input: 2003 DAG size of output: 2003 [2018-11-10 06:32:11,997 WARN L179 SmtUtils]: Spent 6.40 s on a formula simplification. DAG size of input: 1685 DAG size of output: 1685 [2018-11-10 06:32:14,845 WARN L179 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 1376 DAG size of output: 1376 [2018-11-10 06:32:17,514 WARN L179 SmtUtils]: Spent 2.66 s on a formula simplification that was a NOOP. DAG size: 1396 [2018-11-10 06:32:21,424 WARN L179 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 1533 DAG size of output: 1533 [2018-11-10 06:32:33,940 WARN L179 SmtUtils]: Spent 12.49 s on a formula simplification. DAG size of input: 2594 DAG size of output: 2241 [2018-11-10 06:32:56,437 WARN L179 SmtUtils]: Spent 22.49 s on a formula simplification. DAG size of input: 2581 DAG size of output: 2516 [2018-11-10 06:32:57,135 WARN L179 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 44 [2018-11-10 06:33:09,788 WARN L179 SmtUtils]: Spent 12.64 s on a formula simplification. DAG size of input: 910 DAG size of output: 73 [2018-11-10 06:33:59,605 WARN L179 SmtUtils]: Spent 49.73 s on a formula simplification. DAG size of input: 1914 DAG size of output: 233 [2018-11-10 06:34:12,601 WARN L179 SmtUtils]: Spent 12.98 s on a formula simplification. DAG size of input: 1739 DAG size of output: 79 [2018-11-10 06:34:32,456 WARN L179 SmtUtils]: Spent 19.84 s on a formula simplification. DAG size of input: 1970 DAG size of output: 79 [2018-11-10 06:34:32,458 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 06:34:32,458 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~a19~0)| ~a19~0) [2018-11-10 06:34:32,458 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 06:34:32,458 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-10 06:34:32,459 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,459 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,459 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,459 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,459 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,459 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,459 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-10 06:34:32,459 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-10 06:34:32,459 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-10 06:34:32,459 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-10 06:34:32,459 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-10 06:34:32,460 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-10 06:34:32,460 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-10 06:34:32,460 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-10 06:34:32,460 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-10 06:34:32,460 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-10 06:34:32,460 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-10 06:34:32,460 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,460 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,460 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,460 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,460 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,461 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-10 06:34:32,461 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-10 06:34:32,461 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-10 06:34:32,461 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-10 06:34:32,461 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-10 06:34:32,461 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-10 06:34:32,461 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-10 06:34:32,461 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-10 06:34:32,461 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-10 06:34:32,461 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-10 06:34:32,461 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 154) no Hoare annotation was computed. [2018-11-10 06:34:32,462 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-10 06:34:32,462 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-10 06:34:32,462 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-10 06:34:32,462 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-10 06:34:32,462 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,462 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,462 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,462 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,462 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,462 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-10 06:34:32,462 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-10 06:34:32,463 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-10 06:34:32,463 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-10 06:34:32,463 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-10 06:34:32,463 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-10 06:34:32,463 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-10 06:34:32,463 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-10 06:34:32,463 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-10 06:34:32,463 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-10 06:34:32,463 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,463 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,464 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,464 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,464 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,464 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-10 06:34:32,464 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-10 06:34:32,464 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-10 06:34:32,464 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-10 06:34:32,464 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-10 06:34:32,464 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-10 06:34:32,464 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-10 06:34:32,464 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-10 06:34:32,465 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-10 06:34:32,465 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-10 06:34:32,465 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-10 06:34:32,465 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-10 06:34:32,465 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-10 06:34:32,465 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,465 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,465 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,465 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,465 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,465 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-10 06:34:32,466 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-10 06:34:32,466 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-10 06:34:32,466 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-10 06:34:32,466 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-10 06:34:32,466 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-10 06:34:32,466 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-10 06:34:32,466 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-10 06:34:32,466 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-10 06:34:32,466 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,466 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,466 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,466 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,467 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,467 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,467 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,467 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-10 06:34:32,467 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-10 06:34:32,467 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-10 06:34:32,467 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-10 06:34:32,467 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-10 06:34:32,467 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-10 06:34:32,467 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-10 06:34:32,467 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-10 06:34:32,468 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-10 06:34:32,468 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-10 06:34:32,468 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-10 06:34:32,468 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-10 06:34:32,468 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-10 06:34:32,468 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,468 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,468 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,468 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,468 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-10 06:34:32,468 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,468 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,469 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-10 06:34:32,469 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-10 06:34:32,469 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-10 06:34:32,469 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-10 06:34:32,469 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-10 06:34:32,469 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-10 06:34:32,469 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-10 06:34:32,469 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-10 06:34:32,469 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-10 06:34:32,469 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-10 06:34:32,469 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-10 06:34:32,470 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-10 06:34:32,470 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-10 06:34:32,470 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,470 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,470 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,470 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,470 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,470 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,470 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-10 06:34:32,470 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-10 06:34:32,470 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-10 06:34:32,470 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-10 06:34:32,471 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-10 06:34:32,471 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-10 06:34:32,471 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-10 06:34:32,471 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-10 06:34:32,471 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-10 06:34:32,471 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-10 06:34:32,471 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-10 06:34:32,472 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse35 (+ ~a19~0 ~a10~0)) (.cse33 (+ |old(~a19~0)| |old(~a10~0)|))) (let ((.cse12 (< 15 (+ ~a4~0 |old(~a10~0)|))) (.cse14 (+ |old(~a1~0)| ~a12~0)) (.cse19 (= 3 |old(~a10~0)|)) (.cse9 (< 10 (* 2 ~inputE~0))) (.cse10 (< 10 (+ ~inputD~0 ~inputF~0))) (.cse11 (< ~inputF~0 (+ ~a12~0 6))) (.cse29 (< (+ |old(~a19~0)| ~inputE~0) 14)) (.cse30 (< (+ |old(~a19~0)| ~inputC~0) 12)) (.cse13 (< (+ ~a12~0 ~inputB~0) 2)) (.cse15 (< (+ ~a4~0 ~inputD~0) 18)) (.cse18 (< 5 (+ ~inputB~0 ~inputC~0))) (.cse5 (<= ~a1~0 |old(~a1~0)|)) (.cse6 (<= |old(~a1~0)| ~a1~0)) (.cse4 (not (= 9 |old(~a19~0)|))) (.cse3 (<= (+ |old(~a1~0)| 13) 0)) (.cse1 (< 8 |old(~a19~0)|)) (.cse0 (= |old(~a19~0)| ~a19~0)) (.cse2 (< 0 (+ ~a1~0 13))) (.cse8 (< .cse33 9)) (.cse25 (< |old(~a19~0)| (+ ~a12~0 8))) (.cse31 (< 28 (* 2 ~a4~0))) (.cse26 (< (+ |old(~a19~0)| |old(~a1~0)|) 32)) (.cse32 (< (* 2 |old(~a10~0)|) 0)) (.cse7 (<= 9 .cse35)) (.cse27 (<= 32 (+ ~a1~0 ~a19~0))) (.cse36 (+ ~a1~0 ~a10~0)) (.cse28 (< 23 (+ |old(~a1~0)| |old(~a10~0)|))) (.cse20 (< |old(~a19~0)| (+ |old(~a10~0)| 7))) (.cse21 (< 2 (+ ~a12~0 |old(~a10~0)|))) (.cse16 (< ~a4~0 (+ |calculate_output_#in~input| 8))) (.cse17 (< (+ |calculate_output_#in~input| ~a12~0) 2)) (.cse22 (< (+ ~a4~0 ~a12~0) 14)) (.cse23 (< 23 (+ |old(~a19~0)| ~a4~0))) (.cse24 (not (= 2 |old(~a10~0)|)))) (and (or .cse0 .cse1 (= 8 |old(~a19~0)|)) (or .cse2 .cse3 .cse4) (or (and .cse5 .cse6 (<= (+ ~a12~0 ~a10~0) 1) .cse7) .cse1 (or .cse8 (< |old(~a1~0)| (+ |old(~a10~0)| 23)) .cse9 (< (+ ~inputE~0 ~inputB~0) 7) .cse10 .cse11 (< ~inputC~0 (+ ~inputB~0 1)) .cse12 .cse13 (< 441469 .cse14) .cse15 .cse16 .cse17 .cse18)) (or .cse19 (and .cse0 (not (= 3 ~a10~0)))) (or (<= 0 (+ ~a1~0 ~a10~0 45487)) (or .cse20 .cse21 .cse16 .cse17 .cse22 .cse23 (< (+ |old(~a1~0)| |old(~a10~0)| 45487) 0)) .cse24) (or (or .cse8 .cse12 (< 218 .cse14) .cse25 .cse26 .cse22) .cse1 (and .cse7 .cse27 (<= (+ ~a10~0 7) ~a19~0) (<= ~a1~0 (+ ~a4~0 204)))) (or (<= (+ ~a1~0 ~inputF~0) 29) (or .cse28 .cse9 .cse10 .cse11 .cse29 .cse30 .cse13 .cse31 .cse15 .cse16 .cse17 .cse18 .cse32) (< 11 (+ |old(~a19~0)| ~inputB~0)) (< (+ |old(~a1~0)| ~inputD~0) 27)) (or (= 2 ~a10~0) .cse24) (or (and (<= ~a19~0 |old(~a19~0)|) (<= 9 ~a19~0)) .cse4) (or .cse19 .cse3 .cse2) (or (or .cse28 (< (+ |old(~a1~0)| |old(~a10~0)| 599998) 0) .cse9 .cse10 .cse11 .cse29 .cse30 .cse13 .cse31 .cse15 .cse16 .cse17 .cse18) (and .cse5 .cse6) .cse4 .cse24) (or .cse3 .cse1 (and .cse0 .cse2)) (or (let ((.cse34 (< 9 (+ |old(~a19~0)| ~a12~0)))) (and (or .cse8 (< 9 .cse33) (< (+ |old(~a19~0)| 30) |old(~a1~0)|) .cse25 .cse34 .cse26 .cse31 .cse22) (or (< |old(~a19~0)| (+ |old(~a10~0)| 9)) .cse34 .cse26 .cse22 (< 441483 (+ ~a4~0 |old(~a1~0)|)) .cse32 .cse23))) (or (and .cse7 .cse27 (<= .cse35 9) (<= ~a1~0 (+ ~a4~0 24))) (and (<= 23 .cse36) (<= (+ ~a10~0 14) ~a4~0) (<= ~a19~0 (+ ~a10~0 9)) (<= (+ ~a1~0 ~a12~0) 441469)))) (or (and (<= .cse36 23) (<= 0 (+ ~a1~0 ~a10~0 599998))) (or .cse28 .cse20 .cse21 .cse16 .cse17 .cse22 (< (+ |old(~a1~0)| 600014) ~a4~0) .cse23) .cse24)))) [2018-11-10 06:34:32,472 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-10 06:34:32,472 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-10 06:34:32,472 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-10 06:34:32,472 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,472 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,472 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,472 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,473 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,473 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,473 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-10 06:34:32,473 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-10 06:34:32,473 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-10 06:34:32,473 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-10 06:34:32,473 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-10 06:34:32,473 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-10 06:34:32,473 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-10 06:34:32,473 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-10 06:34:32,473 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-10 06:34:32,473 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-10 06:34:32,474 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-10 06:34:32,474 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-10 06:34:32,474 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-10 06:34:32,474 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,474 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,474 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,474 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,474 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,474 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,474 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-10 06:34:32,474 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-10 06:34:32,474 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-10 06:34:32,475 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-10 06:34:32,475 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-10 06:34:32,475 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-10 06:34:32,475 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-10 06:34:32,475 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-10 06:34:32,475 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-10 06:34:32,475 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-10 06:34:32,475 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-10 06:34:32,475 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-10 06:34:32,475 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,475 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,475 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,476 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,476 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,476 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 06:34:32,476 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-10 06:34:32,476 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-10 06:34:32,476 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-10 06:34:32,476 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-10 06:34:32,476 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-10 06:34:32,476 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-10 06:34:32,476 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-10 06:34:32,476 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-10 06:34:32,477 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-10 06:34:32,477 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-10 06:34:32,477 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-10 06:34:32,477 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-10 06:34:32,477 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 06:34:32,477 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= (+ ~a10~0 14) ~a4~0) (<= (+ ~inputC~0 6) ~a19~0) (<= (+ ~inputB~0 2) ~inputD~0) (<= (+ ~a19~0 ~inputD~0) 13) (<= (+ ~inputF~0 17) ~a1~0) (<= 5 (+ ~a12~0 ~inputE~0)) (<= 2 (+ ~a10~0 ~inputB~0)) (<= (+ ~a12~0 5) ~inputE~0) (<= ~a4~0 (+ ~inputF~0 8)) (<= (+ ~a1~0 ~inputE~0) 28) (<= 6 (+ ~a10~0 ~inputF~0)) (<= (+ ~a10~0 3) ~inputC~0)) [2018-11-10 06:34:32,477 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 06:34:32,477 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 06:34:32,478 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (and (<= (+ ~a12~0 ~a10~0) 0) (<= 9 (+ ~a19~0 ~a10~0)) (= ~a1~0 23) (<= (+ ~a19~0 5) ~a4~0)) (< (+ |old(~a19~0)| ~inputE~0) 14) (< (+ |old(~a1~0)| ~inputF~0) 29) (< (+ |old(~a19~0)| ~inputC~0) 12) (< (+ ~a12~0 ~inputB~0) 2) (< 4 (+ ~inputD~0 |old(~a10~0)|)) (< ~inputD~0 (+ ~a12~0 4)) (< 11 (+ |old(~a19~0)| ~inputB~0)) (< (+ ~a4~0 ~inputD~0) 18) (< 14 (+ ~a4~0 |old(~a10~0)|)) (< 5 (+ ~inputB~0 ~inputC~0)) (< 28 (+ |old(~a1~0)| ~inputE~0)) (< 12 (* 2 ~inputF~0)) (< (* 2 |old(~a10~0)|) 0)) [2018-11-10 06:34:32,478 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-10 06:34:32,478 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 8))) (or (and (not (= ~a19~0 8)) .cse0) (not (= 3 ~a10~0)) (and (< 0 (+ ~a1~0 13)) .cse0) (< (+ |old(~a19~0)| ~inputE~0) 14) (< (+ |old(~a1~0)| ~inputF~0) 29) (< (+ |old(~a19~0)| ~inputC~0) 12) (< (+ ~a12~0 ~inputB~0) 2) (< 4 (+ ~inputD~0 |old(~a10~0)|)) (< ~inputD~0 (+ ~a12~0 4)) (< 11 (+ |old(~a19~0)| ~inputB~0)) (< (+ ~a4~0 ~inputD~0) 18) (and (<= ~a19~0 |old(~a19~0)|) (<= 9 ~a19~0)) (< 14 (+ ~a4~0 |old(~a10~0)|)) (< 5 (+ ~inputB~0 ~inputC~0)) (< 28 (+ |old(~a1~0)| ~inputE~0)) (< 12 (* 2 ~inputF~0)) (< (* 2 |old(~a10~0)|) 0))) [2018-11-10 06:34:32,478 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-10 06:34:32,478 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-10 06:34:32,478 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-10 06:34:32,478 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 8))) (or (and (not (= ~a19~0 8)) .cse0) (not (= 3 ~a10~0)) (and (< 0 (+ ~a1~0 13)) .cse0) (< (+ |old(~a19~0)| ~inputE~0) 14) (< (+ |old(~a1~0)| ~inputF~0) 29) (< (+ |old(~a19~0)| ~inputC~0) 12) (< (+ ~a12~0 ~inputB~0) 2) (< 4 (+ ~inputD~0 |old(~a10~0)|)) (< ~inputD~0 (+ ~a12~0 4)) (< 11 (+ |old(~a19~0)| ~inputB~0)) (< (+ ~a4~0 ~inputD~0) 18) (and (<= ~a19~0 |old(~a19~0)|) (<= 9 ~a19~0)) (< 14 (+ ~a4~0 |old(~a10~0)|)) (< 5 (+ ~inputB~0 ~inputC~0)) (< 28 (+ |old(~a1~0)| ~inputE~0)) (< 12 (* 2 ~inputF~0)) (< (* 2 |old(~a10~0)|) 0))) [2018-11-10 06:34:32,478 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-10 06:34:32,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 06:34:32 BoogieIcfgContainer [2018-11-10 06:34:32,493 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 06:34:32,493 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:34:32,493 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:34:32,494 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:34:32,494 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:23:50" (3/4) ... [2018-11-10 06:34:32,499 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 06:34:32,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 06:34:32,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 06:34:32,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 06:34:32,519 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 06:34:32,520 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 06:34:32,545 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(a19 == 8) && a19 <= 8) || !(3 == a10)) || (0 < a1 + 13 && a19 <= 8)) || \old(a19) + inputE < 14) || \old(a1) + inputF < 29) || \old(a19) + inputC < 12) || a12 + inputB < 2) || 4 < inputD + \old(a10)) || inputD < a12 + 4) || 11 < \old(a19) + inputB) || a4 + inputD < 18) || (a19 <= \old(a19) && 9 <= a19)) || 14 < a4 + \old(a10)) || 5 < inputB + inputC) || 28 < \old(a1) + inputE) || 12 < 2 * inputF) || 2 * \old(a10) < 0 [2018-11-10 06:34:32,627 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4bfbb00e-42cc-44e3-b973-eda02fd351bb/bin-2019/utaipan/witness.graphml [2018-11-10 06:34:32,627 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:34:32,628 INFO L168 Benchmark]: Toolchain (without parser) took 643965.09 ms. Allocated memory was 1.0 GB in the beginning and 5.6 GB in the end (delta: 4.5 GB). Free memory was 957.5 MB in the beginning and 2.9 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-11-10 06:34:32,628 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:34:32,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.24 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 922.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:34:32,629 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 922.6 MB in the beginning and 1.1 GB in the end (delta: -211.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:34:32,629 INFO L168 Benchmark]: Boogie Preprocessor took 51.55 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: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:34:32,629 INFO L168 Benchmark]: RCFGBuilder took 1279.02 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: 113.9 MB). Peak memory consumption was 113.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:34:32,629 INFO L168 Benchmark]: TraceAbstraction took 642037.70 ms. Allocated memory was 1.2 GB in the beginning and 5.6 GB in the end (delta: 4.4 GB). Free memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: -1.9 GB). Peak memory consumption was 4.7 GB. Max. memory is 11.5 GB. [2018-11-10 06:34:32,630 INFO L168 Benchmark]: Witness Printer took 133.62 ms. Allocated memory is still 5.6 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 2.2 kB). Peak memory consumption was 2.2 kB. Max. memory is 11.5 GB. [2018-11-10 06:34:32,632 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 337.24 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 922.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 121.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 922.6 MB in the beginning and 1.1 GB in the end (delta: -211.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.55 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: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1279.02 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: 113.9 MB). Peak memory consumption was 113.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 642037.70 ms. Allocated memory was 1.2 GB in the beginning and 5.6 GB in the end (delta: 4.4 GB). Free memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: -1.9 GB). Peak memory consumption was 4.7 GB. Max. memory is 11.5 GB. * Witness Printer took 133.62 ms. Allocated memory is still 5.6 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 2.2 kB). Peak memory consumption was 2.2 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 154]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((((((((((((((!(a19 == 8) && a19 <= 8) || !(3 == a10)) || (0 < a1 + 13 && a19 <= 8)) || \old(a19) + inputE < 14) || \old(a1) + inputF < 29) || \old(a19) + inputC < 12) || a12 + inputB < 2) || 4 < inputD + \old(a10)) || inputD < a12 + 4) || 11 < \old(a19) + inputB) || a4 + inputD < 18) || (a19 <= \old(a19) && 9 <= a19)) || 14 < a4 + \old(a10)) || 5 < inputB + inputC) || 28 < \old(a1) + inputE) || 12 < 2 * inputF) || 2 * \old(a10) < 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 641.9s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 400.6s AutomataDifference, 0.0s DeadEndRemovalTime, 156.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 846 SDtfs, 6233 SDslu, 1082 SDs, 0 SdLazy, 11684 SolverSat, 2367 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 191.1s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 1061 GetRequests, 937 SyntacticMatches, 33 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 512 ImplicationChecksByTransitivity, 34.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2499occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 46.2s AbstIntTime, 4 AbstIntIterations, 3 AbstIntStrong, 0.99400983814662 AbsIntWeakeningRatio, 0.13138686131386862 AbsIntAvgWeakeningVarsNumRemoved, 86.07299270072993 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 729 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 70 PreInvPairs, 128 NumberOfFragments, 1093 HoareAnnotationTreeSize, 70 FomulaSimplifications, 304353 FormulaSimplificationTreeSizeReduction, 60.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 163610 FormulaSimplificationTreeSizeReductionInter, 95.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1368 NumberOfCodeBlocks, 1368 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1585 ConstructedInterpolants, 0 QuantifiedInterpolants, 920226 SizeOfPredicates, 1 NumberOfNonLiveVariables, 398 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 1003/1157 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...