./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label09_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label09_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c896360830ff8b0574c029e3cde358b7dc7cde03 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:09:43,323 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:09:43,324 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:09:43,332 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:09:43,332 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:09:43,333 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:09:43,334 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:09:43,335 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:09:43,336 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:09:43,336 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:09:43,337 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:09:43,337 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:09:43,338 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:09:43,338 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:09:43,339 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:09:43,340 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:09:43,340 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:09:43,341 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:09:43,342 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:09:43,343 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:09:43,344 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:09:43,345 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:09:43,346 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:09:43,346 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:09:43,346 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:09:43,347 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:09:43,348 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:09:43,348 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:09:43,348 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:09:43,349 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:09:43,349 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:09:43,350 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:09:43,350 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:09:43,350 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:09:43,351 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:09:43,351 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:09:43,351 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 23:09:43,360 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:09:43,360 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:09:43,361 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:09:43,361 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 23:09:43,361 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:09:43,361 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:09:43,362 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 23:09:43,362 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:09:43,362 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:09:43,362 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:09:43,362 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:09:43,362 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:09:43,362 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:09:43,362 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:09:43,363 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:09:43,363 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:09:43,363 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:09:43,363 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:09:43,363 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:09:43,363 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:09:43,363 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:09:43,363 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:09:43,364 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 23:09:43,364 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:09:43,364 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:09:43,364 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:09:43,364 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:09:43,364 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 23:09:43,364 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:09:43,364 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:09:43,365 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c896360830ff8b0574c029e3cde358b7dc7cde03 [2018-11-22 23:09:43,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:09:43,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:09:43,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:09:43,400 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:09:43,400 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:09:43,400 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label09_true-unreach-call_false-termination.c [2018-11-22 23:09:43,437 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/data/b8b36e41d/ea6cad385f974ffa97cabfdeba83b55b/FLAG610247a0d [2018-11-22 23:09:43,877 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:09:43,878 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/sv-benchmarks/c/eca-rers2012/Problem02_label09_true-unreach-call_false-termination.c [2018-11-22 23:09:43,887 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/data/b8b36e41d/ea6cad385f974ffa97cabfdeba83b55b/FLAG610247a0d [2018-11-22 23:09:43,899 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/data/b8b36e41d/ea6cad385f974ffa97cabfdeba83b55b [2018-11-22 23:09:43,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:09:43,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:09:43,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:09:43,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:09:43,907 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:09:43,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:43" (1/1) ... [2018-11-22 23:09:43,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@277df2b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:43, skipping insertion in model container [2018-11-22 23:09:43,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:43" (1/1) ... [2018-11-22 23:09:43,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:09:43,947 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:09:44,200 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:09:44,205 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:09:44,269 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:09:44,281 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:09:44,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:44 WrapperNode [2018-11-22 23:09:44,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:09:44,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:09:44,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:09:44,283 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:09:44,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:44" (1/1) ... [2018-11-22 23:09:44,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:44" (1/1) ... [2018-11-22 23:09:44,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:09:44,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:09:44,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:09:44,362 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:09:44,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:44" (1/1) ... [2018-11-22 23:09:44,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:44" (1/1) ... [2018-11-22 23:09:44,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:44" (1/1) ... [2018-11-22 23:09:44,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:44" (1/1) ... [2018-11-22 23:09:44,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:44" (1/1) ... [2018-11-22 23:09:44,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:44" (1/1) ... [2018-11-22 23:09:44,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:44" (1/1) ... [2018-11-22 23:09:44,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:09:44,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:09:44,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:09:44,412 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:09:44,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:09:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-22 23:09:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 23:09:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 23:09:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-22 23:09:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-22 23:09:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:09:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:09:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 23:09:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 23:09:45,218 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:09:45,218 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-22 23:09:45,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:09:45 BoogieIcfgContainer [2018-11-22 23:09:45,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:09:45,219 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 23:09:45,219 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 23:09:45,222 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 23:09:45,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:09:43" (1/3) ... [2018-11-22 23:09:45,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21eaecf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:09:45, skipping insertion in model container [2018-11-22 23:09:45,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:44" (2/3) ... [2018-11-22 23:09:45,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21eaecf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:09:45, skipping insertion in model container [2018-11-22 23:09:45,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:09:45" (3/3) ... [2018-11-22 23:09:45,225 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label09_true-unreach-call_false-termination.c [2018-11-22 23:09:45,231 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 23:09:45,236 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 23:09:45,246 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 23:09:45,268 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 23:09:45,268 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 23:09:45,268 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 23:09:45,268 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 23:09:45,269 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:09:45,269 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:09:45,269 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 23:09:45,269 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:09:45,269 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 23:09:45,286 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-22 23:09:45,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-22 23:09:45,294 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:45,295 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:09:45,297 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:45,300 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:45,301 INFO L82 PathProgramCache]: Analyzing trace with hash -976875031, now seen corresponding path program 1 times [2018-11-22 23:09:45,302 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:45,302 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:45,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:45,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:45,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:45,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:45,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:45,594 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:45,594 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 23:09:45,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 23:09:45,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 23:09:45,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:09:45,607 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-22 23:09:46,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:46,237 INFO L93 Difference]: Finished difference Result 624 states and 1069 transitions. [2018-11-22 23:09:46,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 23:09:46,238 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 127 [2018-11-22 23:09:46,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:46,248 INFO L225 Difference]: With dead ends: 624 [2018-11-22 23:09:46,248 INFO L226 Difference]: Without dead ends: 386 [2018-11-22 23:09:46,251 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:09:46,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2018-11-22 23:09:46,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 381. [2018-11-22 23:09:46,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-11-22 23:09:46,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 617 transitions. [2018-11-22 23:09:46,298 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 617 transitions. Word has length 127 [2018-11-22 23:09:46,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:46,299 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 617 transitions. [2018-11-22 23:09:46,299 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 23:09:46,299 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 617 transitions. [2018-11-22 23:09:46,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-22 23:09:46,302 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:46,303 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:09:46,303 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:46,303 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:46,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1101712018, now seen corresponding path program 1 times [2018-11-22 23:09:46,304 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:46,304 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:46,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:46,305 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:46,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:46,523 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:46,523 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:46,524 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 23:09:46,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 23:09:46,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 23:09:46,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:09:46,525 INFO L87 Difference]: Start difference. First operand 381 states and 617 transitions. Second operand 5 states. [2018-11-22 23:09:47,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:47,072 INFO L93 Difference]: Finished difference Result 900 states and 1514 transitions. [2018-11-22 23:09:47,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 23:09:47,073 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 135 [2018-11-22 23:09:47,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:47,075 INFO L225 Difference]: With dead ends: 900 [2018-11-22 23:09:47,076 INFO L226 Difference]: Without dead ends: 380 [2018-11-22 23:09:47,078 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:09:47,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-22 23:09:47,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-22 23:09:47,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-22 23:09:47,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 611 transitions. [2018-11-22 23:09:47,097 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 611 transitions. Word has length 135 [2018-11-22 23:09:47,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:47,097 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 611 transitions. [2018-11-22 23:09:47,097 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 23:09:47,097 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 611 transitions. [2018-11-22 23:09:47,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-22 23:09:47,099 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:47,100 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:09:47,100 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:47,100 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:47,100 INFO L82 PathProgramCache]: Analyzing trace with hash -1390328654, now seen corresponding path program 1 times [2018-11-22 23:09:47,100 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:47,100 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:47,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:47,101 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:47,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:47,179 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:47,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:47,179 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 23:09:47,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:09:47,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:09:47,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:09:47,180 INFO L87 Difference]: Start difference. First operand 380 states and 611 transitions. Second operand 6 states. [2018-11-22 23:09:47,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:47,841 INFO L93 Difference]: Finished difference Result 1231 states and 2091 transitions. [2018-11-22 23:09:47,841 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-22 23:09:47,841 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 137 [2018-11-22 23:09:47,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:47,846 INFO L225 Difference]: With dead ends: 1231 [2018-11-22 23:09:47,847 INFO L226 Difference]: Without dead ends: 857 [2018-11-22 23:09:47,848 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-22 23:09:47,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 857 states. [2018-11-22 23:09:47,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 857 to 814. [2018-11-22 23:09:47,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 814 states. [2018-11-22 23:09:47,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 814 states and 1263 transitions. [2018-11-22 23:09:47,882 INFO L78 Accepts]: Start accepts. Automaton has 814 states and 1263 transitions. Word has length 137 [2018-11-22 23:09:47,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:47,882 INFO L480 AbstractCegarLoop]: Abstraction has 814 states and 1263 transitions. [2018-11-22 23:09:47,882 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:09:47,882 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1263 transitions. [2018-11-22 23:09:47,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-22 23:09:47,885 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:47,885 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:09:47,885 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:47,885 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:47,886 INFO L82 PathProgramCache]: Analyzing trace with hash 13692256, now seen corresponding path program 1 times [2018-11-22 23:09:47,886 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:47,886 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:47,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:47,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:47,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:48,078 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:48,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:48,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 23:09:48,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 23:09:48,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 23:09:48,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:09:48,080 INFO L87 Difference]: Start difference. First operand 814 states and 1263 transitions. Second operand 7 states. [2018-11-22 23:09:49,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:49,387 INFO L93 Difference]: Finished difference Result 2603 states and 4238 transitions. [2018-11-22 23:09:49,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-22 23:09:49,388 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 140 [2018-11-22 23:09:49,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:49,398 INFO L225 Difference]: With dead ends: 2603 [2018-11-22 23:09:49,398 INFO L226 Difference]: Without dead ends: 1795 [2018-11-22 23:09:49,402 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-11-22 23:09:49,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1795 states. [2018-11-22 23:09:49,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1795 to 1790. [2018-11-22 23:09:49,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1790 states. [2018-11-22 23:09:49,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1790 states and 2723 transitions. [2018-11-22 23:09:49,450 INFO L78 Accepts]: Start accepts. Automaton has 1790 states and 2723 transitions. Word has length 140 [2018-11-22 23:09:49,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:49,450 INFO L480 AbstractCegarLoop]: Abstraction has 1790 states and 2723 transitions. [2018-11-22 23:09:49,450 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 23:09:49,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2723 transitions. [2018-11-22 23:09:49,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-22 23:09:49,456 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:49,456 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:09:49,456 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:49,456 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:49,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1527973936, now seen corresponding path program 1 times [2018-11-22 23:09:49,456 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:49,456 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:49,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:49,457 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:49,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:49,525 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:49,525 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:49,526 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 23:09:49,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:09:49,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:09:49,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:09:49,527 INFO L87 Difference]: Start difference. First operand 1790 states and 2723 transitions. Second operand 6 states. [2018-11-22 23:09:50,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:50,252 INFO L93 Difference]: Finished difference Result 4591 states and 7182 transitions. [2018-11-22 23:09:50,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 23:09:50,253 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 148 [2018-11-22 23:09:50,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:50,266 INFO L225 Difference]: With dead ends: 4591 [2018-11-22 23:09:50,267 INFO L226 Difference]: Without dead ends: 2807 [2018-11-22 23:09:50,274 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-22 23:09:50,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2807 states. [2018-11-22 23:09:50,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2807 to 2764. [2018-11-22 23:09:50,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2764 states. [2018-11-22 23:09:50,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 2764 states and 4055 transitions. [2018-11-22 23:09:50,346 INFO L78 Accepts]: Start accepts. Automaton has 2764 states and 4055 transitions. Word has length 148 [2018-11-22 23:09:50,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:50,346 INFO L480 AbstractCegarLoop]: Abstraction has 2764 states and 4055 transitions. [2018-11-22 23:09:50,346 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:09:50,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 4055 transitions. [2018-11-22 23:09:50,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-22 23:09:50,353 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:50,353 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:09:50,354 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:50,354 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:50,354 INFO L82 PathProgramCache]: Analyzing trace with hash -234431911, now seen corresponding path program 1 times [2018-11-22 23:09:50,354 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:50,354 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:50,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:50,355 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:50,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:50,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:50,512 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:50,512 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:09:50,512 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 23:09:50,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 23:09:50,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 23:09:50,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:09:50,513 INFO L87 Difference]: Start difference. First operand 2764 states and 4055 transitions. Second operand 5 states. [2018-11-22 23:09:50,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:50,951 INFO L93 Difference]: Finished difference Result 5640 states and 8339 transitions. [2018-11-22 23:09:50,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 23:09:50,951 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 153 [2018-11-22 23:09:50,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:50,958 INFO L225 Difference]: With dead ends: 5640 [2018-11-22 23:09:50,958 INFO L226 Difference]: Without dead ends: 2735 [2018-11-22 23:09:50,963 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:09:50,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2735 states. [2018-11-22 23:09:50,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2735 to 2735. [2018-11-22 23:09:50,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2735 states. [2018-11-22 23:09:51,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 2735 states and 3960 transitions. [2018-11-22 23:09:51,002 INFO L78 Accepts]: Start accepts. Automaton has 2735 states and 3960 transitions. Word has length 153 [2018-11-22 23:09:51,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:51,002 INFO L480 AbstractCegarLoop]: Abstraction has 2735 states and 3960 transitions. [2018-11-22 23:09:51,002 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 23:09:51,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2735 states and 3960 transitions. [2018-11-22 23:09:51,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-22 23:09:51,007 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:51,007 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:09:51,008 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:51,008 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:51,008 INFO L82 PathProgramCache]: Analyzing trace with hash -1639097634, now seen corresponding path program 1 times [2018-11-22 23:09:51,008 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:51,008 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:51,009 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:51,009 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:51,009 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:51,069 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-22 23:09:51,069 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 23:09:51,069 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/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 [2018-11-22 23:09:51,076 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:51,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:51,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:09:51,216 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:51,241 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-22 23:09:51,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-11-22 23:09:51,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-22 23:09:51,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-22 23:09:51,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-22 23:09:51,242 INFO L87 Difference]: Start difference. First operand 2735 states and 3960 transitions. Second operand 8 states. [2018-11-22 23:09:51,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:51,768 INFO L93 Difference]: Finished difference Result 5564 states and 8674 transitions. [2018-11-22 23:09:51,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-22 23:09:51,769 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 161 [2018-11-22 23:09:51,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:51,783 INFO L225 Difference]: With dead ends: 5564 [2018-11-22 23:09:51,783 INFO L226 Difference]: Without dead ends: 2835 [2018-11-22 23:09:51,790 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 162 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-11-22 23:09:51,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2835 states. [2018-11-22 23:09:51,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2835 to 2713. [2018-11-22 23:09:51,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2713 states. [2018-11-22 23:09:51,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 2713 states and 3823 transitions. [2018-11-22 23:09:51,857 INFO L78 Accepts]: Start accepts. Automaton has 2713 states and 3823 transitions. Word has length 161 [2018-11-22 23:09:51,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:51,857 INFO L480 AbstractCegarLoop]: Abstraction has 2713 states and 3823 transitions. [2018-11-22 23:09:51,857 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-22 23:09:51,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2713 states and 3823 transitions. [2018-11-22 23:09:51,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-22 23:09:51,864 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:09:51,864 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:09:51,865 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:09:51,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:09:51,865 INFO L82 PathProgramCache]: Analyzing trace with hash -1208609162, now seen corresponding path program 1 times [2018-11-22 23:09:51,865 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:09:51,865 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:09:51,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:51,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:51,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:09:51,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:52,009 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:09:52,009 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 23:09:52,010 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-22 23:09:52,019 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:09:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:09:52,080 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:09:52,127 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:09:52,152 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 23:09:52,152 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-11-22 23:09:52,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 23:09:52,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 23:09:52,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:09:52,153 INFO L87 Difference]: Start difference. First operand 2713 states and 3823 transitions. Second operand 5 states. [2018-11-22 23:09:52,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:09:52,610 INFO L93 Difference]: Finished difference Result 6184 states and 9111 transitions. [2018-11-22 23:09:52,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-22 23:09:52,611 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 181 [2018-11-22 23:09:52,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:09:52,611 INFO L225 Difference]: With dead ends: 6184 [2018-11-22 23:09:52,611 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 23:09:52,623 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 182 SyntacticMatches, 3 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:09:52,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 23:09:52,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 23:09:52,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 23:09:52,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 23:09:52,623 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 181 [2018-11-22 23:09:52,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:09:52,624 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:09:52,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 23:09:52,624 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 23:09:52,624 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:09:52,627 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 23:09:52,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:52,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:09:53,168 WARN L180 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 59 [2018-11-22 23:09:53,309 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 43 [2018-11-22 23:09:53,441 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 43 [2018-11-22 23:09:53,443 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:09:53,443 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a19~0)| ~a19~0) (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0)) [2018-11-22 23:09:53,443 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:09:53,443 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-22 23:09:53,444 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-22 23:09:53,445 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,446 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,447 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-22 23:09:53,448 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 535) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-22 23:09:53,449 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,450 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-22 23:09:53,451 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-22 23:09:53,451 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-22 23:09:53,451 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,451 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,451 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-22 23:09:53,451 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-22 23:09:53,451 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-22 23:09:53,451 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-22 23:09:53,451 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-22 23:09:53,451 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-22 23:09:53,451 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-22 23:09:53,452 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-22 23:09:53,453 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,454 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse10 (= |old(~a28~0)| ~a28~0)) (.cse13 (= |old(~a19~0)| ~a19~0)) (.cse14 (= ~a11~0 |old(~a11~0)|)) (.cse15 (= |old(~a17~0)| ~a17~0)) (.cse12 (= 1 |old(~a25~0)|))) (let ((.cse8 (not (= 8 |old(~a17~0)|))) (.cse5 (= 1 ~a25~0)) (.cse4 (not .cse12)) (.cse6 (not (= 1 |old(~a19~0)|))) (.cse1 (< |old(~a17~0)| 8)) (.cse11 (not (= ~a25~0 1))) (.cse0 (not (= 1 ~a21~0))) (.cse9 (= 7 |old(~a28~0)|)) (.cse7 (= |old(~a11~0)| |old(~a19~0)|)) (.cse2 (< 8 |old(~a17~0)|)) (.cse3 (and .cse10 .cse13 .cse14 .cse15))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse0 .cse4 .cse6 .cse8 .cse5 (not (= 9 |old(~a28~0)|))) (or .cse0 (not .cse9) (and .cse10 (= 1 ~a11~0) (= 7 ~a17~0) .cse5 (= 1 ~a19~0)) .cse4 .cse6 (not (= 1 |old(~a11~0)|)) (not (= 7 |old(~a17~0)|))) (or .cse0 .cse1 .cse11 .cse2 .cse12) (or .cse0 .cse9 (and .cse10 .cse13 .cse14 .cse11 .cse15) .cse2 .cse12) (or .cse0 .cse9 (= 10 |old(~a28~0)|) .cse7 .cse2 .cse3)))) [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-22 23:09:53,455 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-22 23:09:53,456 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-22 23:09:53,457 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-22 23:09:53,458 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-22 23:09:53,459 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:09:53,459 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 8 ~a17~0) (not (= ~a25~0 1)) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1) (<= ~a17~0 8) (not (= ~a28~0 10))) [2018-11-22 23:09:53,459 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 23:09:53,459 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:09:53,459 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< |old(~a17~0)| 8) (and (= |old(~a28~0)| ~a28~0) (= |old(~a19~0)| ~a19~0) (= ~a11~0 |old(~a11~0)|) (not (= ~a25~0 1)) (= |old(~a17~0)| ~a17~0)) (= 10 |old(~a28~0)|) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (= 1 |old(~a25~0)|)) [2018-11-22 23:09:53,459 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse1 (= 7 ~a28~0))) (let ((.cse2 (not .cse1)) (.cse0 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (< |old(~a17~0)| 8) (= 1 |old(~a25~0)|) (= 10 |old(~a28~0)|) (and (<= 8 ~a17~0) .cse0) (= |old(~a11~0)| |old(~a19~0)|) (and .cse1 (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) (= 1 ~a19~0)) (< 8 |old(~a17~0)|) (and (not (= ~a25~0 1)) .cse2 .cse0) (and .cse2 .cse0 (not (= ~a19~0 ~a11~0)) (not (= ~a28~0 10)))))) [2018-11-22 23:09:53,459 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-22 23:09:53,459 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-22 23:09:53,459 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse1 (= 7 ~a28~0))) (let ((.cse2 (not .cse1)) (.cse0 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (< |old(~a17~0)| 8) (= 1 |old(~a25~0)|) (= 10 |old(~a28~0)|) (and (<= 8 ~a17~0) .cse0) (= |old(~a11~0)| |old(~a19~0)|) (and .cse1 (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) (= 1 ~a19~0)) (< 8 |old(~a17~0)|) (and (not (= ~a25~0 1)) .cse2 .cse0) (and .cse2 .cse0 (not (= ~a19~0 ~a11~0)) (not (= ~a28~0 10)))))) [2018-11-22 23:09:53,459 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-22 23:09:53,459 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-22 23:09:53,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:09:53 BoogieIcfgContainer [2018-11-22 23:09:53,472 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 23:09:53,472 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:09:53,472 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:09:53,472 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:09:53,473 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:09:45" (3/4) ... [2018-11-22 23:09:53,476 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:09:53,482 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 23:09:53,482 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-22 23:09:53,483 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 23:09:53,492 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-22 23:09:53,493 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-22 23:09:53,519 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == a21) || \old(a17) < 8) || 1 == \old(a25)) || 10 == \old(a28)) || (8 <= a17 && a17 <= 8)) || \old(a11) == \old(a19)) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 8 < \old(a17)) || ((!(a25 == 1) && !(7 == a28)) && a17 <= 8)) || (((!(7 == a28) && a17 <= 8) && !(a19 == a11)) && !(a28 == 10)) [2018-11-22 23:09:53,599 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_02a5449d-d579-4cb9-bdd2-c471cad3abac/bin-2019/uautomizer/witness.graphml [2018-11-22 23:09:53,599 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:09:53,599 INFO L168 Benchmark]: Toolchain (without parser) took 9697.33 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 407.9 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -255.1 MB). Peak memory consumption was 152.8 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:53,600 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:09:53,600 INFO L168 Benchmark]: CACSL2BoogieTranslator took 378.66 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.1 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:53,600 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 916.1 MB in the beginning and 1.1 GB in the end (delta: -229.7 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:53,601 INFO L168 Benchmark]: Boogie Preprocessor took 49.85 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: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:53,601 INFO L168 Benchmark]: RCFGBuilder took 806.97 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: 101.5 MB). Peak memory consumption was 101.5 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:53,601 INFO L168 Benchmark]: TraceAbstraction took 8252.53 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 254.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -193.9 MB). Peak memory consumption was 481.6 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:53,601 INFO L168 Benchmark]: Witness Printer took 126.77 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-22 23:09:53,603 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 378.66 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.1 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 916.1 MB in the beginning and 1.1 GB in the end (delta: -229.7 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.85 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: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 806.97 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: 101.5 MB). Peak memory consumption was 101.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8252.53 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 254.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -193.9 MB). Peak memory consumption was 481.6 MB. Max. memory is 11.5 GB. * Witness Printer took 126.77 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 535]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((!(1 == a21) || \old(a17) < 8) || 1 == \old(a25)) || 10 == \old(a28)) || (8 <= a17 && a17 <= 8)) || \old(a11) == \old(a19)) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 8 < \old(a17)) || ((!(a25 == 1) && !(7 == a28)) && a17 <= 8)) || (((!(7 == a28) && a17 <= 8) && !(a19 == a11)) && !(a28 == 10)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 8.1s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 5.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 910 SDtfs, 5938 SDslu, 868 SDs, 0 SdLazy, 6424 SolverSat, 1489 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 414 GetRequests, 365 SyntacticMatches, 9 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2764occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 218 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 107 PreInvPairs, 181 NumberOfFragments, 419 HoareAnnotationTreeSize, 107 FomulaSimplifications, 10656 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2447 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1524 NumberOfCodeBlocks, 1524 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1514 ConstructedInterpolants, 0 QuantifiedInterpolants, 1163409 SizeOfPredicates, 3 NumberOfNonLiveVariables, 795 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 185/235 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...