./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/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 29670da151301b8436a6c7ddafad57f5257b4a8d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:28:12,401 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:28:12,403 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:28:12,410 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:28:12,411 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:28:12,411 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:28:12,412 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:28:12,413 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:28:12,415 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:28:12,415 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:28:12,416 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:28:12,417 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:28:12,418 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:28:12,418 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:28:12,419 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:28:12,420 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:28:12,420 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:28:12,422 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:28:12,423 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:28:12,424 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:28:12,425 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:28:12,425 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:28:12,427 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:28:12,427 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:28:12,427 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:28:12,428 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:28:12,429 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:28:12,429 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:28:12,430 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:28:12,431 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:28:12,431 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:28:12,431 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:28:12,431 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:28:12,432 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:28:12,432 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:28:12,433 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:28:12,433 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 13:28:12,443 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:28:12,443 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:28:12,444 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:28:12,444 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:28:12,444 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:28:12,444 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:28:12,444 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 13:28:12,445 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:28:12,445 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:28:12,445 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:28:12,445 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:28:12,445 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:28:12,445 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:28:12,445 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:28:12,446 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:28:12,446 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:28:12,446 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:28:12,446 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:28:12,446 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:28:12,446 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:28:12,446 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:28:12,447 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:28:12,447 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:28:12,447 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:28:12,447 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:28:12,447 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:28:12,447 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 13:28:12,447 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:28:12,448 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:28:12,448 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_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/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 -> 29670da151301b8436a6c7ddafad57f5257b4a8d [2018-11-10 13:28:12,471 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:28:12,479 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:28:12,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:28:12,483 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:28:12,483 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:28:12,484 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c [2018-11-10 13:28:12,528 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/bin-2019/uautomizer/data/13f245a63/6887634065f84ae8bbbfdd18d663d0d1/FLAG3d2094a12 [2018-11-10 13:28:12,969 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:28:12,970 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c [2018-11-10 13:28:12,978 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/bin-2019/uautomizer/data/13f245a63/6887634065f84ae8bbbfdd18d663d0d1/FLAG3d2094a12 [2018-11-10 13:28:12,990 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/bin-2019/uautomizer/data/13f245a63/6887634065f84ae8bbbfdd18d663d0d1 [2018-11-10 13:28:12,993 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:28:12,994 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 13:28:12,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:28:12,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:28:12,998 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:28:12,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:28:12" (1/1) ... [2018-11-10 13:28:13,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eeb45d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:28:12, skipping insertion in model container [2018-11-10 13:28:13,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:28:12" (1/1) ... [2018-11-10 13:28:13,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:28:13,038 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:28:13,272 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:28:13,276 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:28:13,342 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:28:13,355 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:28:13,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:28:13 WrapperNode [2018-11-10 13:28:13,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:28:13,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:28:13,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:28:13,356 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:28:13,371 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:28:13" (1/1) ... [2018-11-10 13:28:13,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:28:13" (1/1) ... [2018-11-10 13:28:13,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:28:13" (1/1) ... [2018-11-10 13:28:13,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:28:13" (1/1) ... [2018-11-10 13:28:13,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:28:13" (1/1) ... [2018-11-10 13:28:13,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:28:13" (1/1) ... [2018-11-10 13:28:13,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:28:13" (1/1) ... [2018-11-10 13:28:13,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:28:13,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:28:13,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:28:13,479 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:28:13,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:28:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/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 [2018-11-10 13:28:13,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:28:13,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:28:13,532 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 13:28:13,532 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:28:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 13:28:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 13:28:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 13:28:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 13:28:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:28:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:28:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:28:14,260 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:28:14,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:28:14 BoogieIcfgContainer [2018-11-10 13:28:14,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:28:14,262 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 13:28:14,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 13:28:14,265 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 13:28:14,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:28:12" (1/3) ... [2018-11-10 13:28:14,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@218673f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:28:14, skipping insertion in model container [2018-11-10 13:28:14,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:28:13" (2/3) ... [2018-11-10 13:28:14,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@218673f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:28:14, skipping insertion in model container [2018-11-10 13:28:14,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:28:14" (3/3) ... [2018-11-10 13:28:14,267 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label25_true-unreach-call_false-termination.c [2018-11-10 13:28:14,274 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 13:28:14,279 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 13:28:14,288 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 13:28:14,311 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 13:28:14,311 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 13:28:14,311 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 13:28:14,311 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 13:28:14,312 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 13:28:14,312 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 13:28:14,312 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 13:28:14,312 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 13:28:14,312 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 13:28:14,327 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-10 13:28:14,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 13:28:14,337 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:28:14,337 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:28:14,339 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:28:14,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:28:14,343 INFO L82 PathProgramCache]: Analyzing trace with hash -1106686112, now seen corresponding path program 1 times [2018-11-10 13:28:14,344 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:28:14,344 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:28:14,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:28:14,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:28:14,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:28:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:28:14,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:28:14,657 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:28:14,657 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 13:28:14,660 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 13:28:14,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 13:28:14,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:28:14,670 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-10 13:28:15,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:28:15,179 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-10 13:28:15,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 13:28:15,181 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2018-11-10 13:28:15,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:28:15,192 INFO L225 Difference]: With dead ends: 550 [2018-11-10 13:28:15,192 INFO L226 Difference]: Without dead ends: 340 [2018-11-10 13:28:15,196 INFO L605 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 [2018-11-10 13:28:15,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-10 13:28:15,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-10 13:28:15,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-10 13:28:15,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 569 transitions. [2018-11-10 13:28:15,247 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 569 transitions. Word has length 126 [2018-11-10 13:28:15,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:28:15,248 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 569 transitions. [2018-11-10 13:28:15,248 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 13:28:15,248 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 569 transitions. [2018-11-10 13:28:15,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 13:28:15,252 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:28:15,253 INFO L375 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] [2018-11-10 13:28:15,257 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:28:15,257 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:28:15,257 INFO L82 PathProgramCache]: Analyzing trace with hash 1635455447, now seen corresponding path program 1 times [2018-11-10 13:28:15,257 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:28:15,258 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:28:15,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:28:15,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:28:15,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:28:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:28:15,355 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:28:15,356 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:28:15,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 13:28:15,357 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 13:28:15,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 13:28:15,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 13:28:15,358 INFO L87 Difference]: Start difference. First operand 340 states and 569 transitions. Second operand 5 states. [2018-11-10 13:28:15,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:28:15,975 INFO L93 Difference]: Finished difference Result 1079 states and 1888 transitions. [2018-11-10 13:28:15,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 13:28:15,976 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2018-11-10 13:28:15,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:28:15,981 INFO L225 Difference]: With dead ends: 1079 [2018-11-10 13:28:15,981 INFO L226 Difference]: Without dead ends: 745 [2018-11-10 13:28:15,982 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:28:15,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2018-11-10 13:28:16,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 733. [2018-11-10 13:28:16,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 733 states. [2018-11-10 13:28:16,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 1163 transitions. [2018-11-10 13:28:16,012 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 1163 transitions. Word has length 136 [2018-11-10 13:28:16,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:28:16,012 INFO L481 AbstractCegarLoop]: Abstraction has 733 states and 1163 transitions. [2018-11-10 13:28:16,012 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 13:28:16,012 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1163 transitions. [2018-11-10 13:28:16,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-10 13:28:16,015 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:28:16,016 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2018-11-10 13:28:16,016 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:28:16,017 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:28:16,017 INFO L82 PathProgramCache]: Analyzing trace with hash 852389443, now seen corresponding path program 1 times [2018-11-10 13:28:16,017 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:28:16,017 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:28:16,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:28:16,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:28:16,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:28:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:28:16,160 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:28:16,161 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:28:16,161 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/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 [2018-11-10 13:28:16,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:28:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:28:16,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:28:16,279 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:28:16,306 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:28:16,306 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-10 13:28:16,307 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 13:28:16,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 13:28:16,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:28:16,308 INFO L87 Difference]: Start difference. First operand 733 states and 1163 transitions. Second operand 8 states. [2018-11-10 13:28:18,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:28:18,077 INFO L93 Difference]: Finished difference Result 3855 states and 6889 transitions. [2018-11-10 13:28:18,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 13:28:18,078 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 146 [2018-11-10 13:28:18,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:28:18,093 INFO L225 Difference]: With dead ends: 3855 [2018-11-10 13:28:18,094 INFO L226 Difference]: Without dead ends: 3128 [2018-11-10 13:28:18,099 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 159 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2018-11-10 13:28:18,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3128 states. [2018-11-10 13:28:18,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3128 to 3084. [2018-11-10 13:28:18,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3084 states. [2018-11-10 13:28:18,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 3084 states and 4803 transitions. [2018-11-10 13:28:18,168 INFO L78 Accepts]: Start accepts. Automaton has 3084 states and 4803 transitions. Word has length 146 [2018-11-10 13:28:18,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:28:18,169 INFO L481 AbstractCegarLoop]: Abstraction has 3084 states and 4803 transitions. [2018-11-10 13:28:18,169 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 13:28:18,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 4803 transitions. [2018-11-10 13:28:18,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 13:28:18,177 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:28:18,178 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:28:18,178 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:28:18,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:28:18,178 INFO L82 PathProgramCache]: Analyzing trace with hash 481378692, now seen corresponding path program 1 times [2018-11-10 13:28:18,178 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:28:18,178 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:28:18,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:28:18,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:28:18,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:28:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:28:18,263 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:28:18,264 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:28:18,264 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/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 [2018-11-10 13:28:18,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:28:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:28:18,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:28:18,352 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 13:28:18,368 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:28:18,368 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-10 13:28:18,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:28:18,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:28:18,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:28:18,369 INFO L87 Difference]: Start difference. First operand 3084 states and 4803 transitions. Second operand 7 states. [2018-11-10 13:28:19,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:28:19,337 INFO L93 Difference]: Finished difference Result 8321 states and 13507 transitions. [2018-11-10 13:28:19,337 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-10 13:28:19,338 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 169 [2018-11-10 13:28:19,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:28:19,359 INFO L225 Difference]: With dead ends: 8321 [2018-11-10 13:28:19,359 INFO L226 Difference]: Without dead ends: 5243 [2018-11-10 13:28:19,371 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-10 13:28:19,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5243 states. [2018-11-10 13:28:19,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5243 to 5083. [2018-11-10 13:28:19,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5083 states. [2018-11-10 13:28:19,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5083 states to 5083 states and 7443 transitions. [2018-11-10 13:28:19,483 INFO L78 Accepts]: Start accepts. Automaton has 5083 states and 7443 transitions. Word has length 169 [2018-11-10 13:28:19,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:28:19,483 INFO L481 AbstractCegarLoop]: Abstraction has 5083 states and 7443 transitions. [2018-11-10 13:28:19,483 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:28:19,483 INFO L276 IsEmpty]: Start isEmpty. Operand 5083 states and 7443 transitions. [2018-11-10 13:28:19,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 13:28:19,495 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:28:19,495 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:28:19,495 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:28:19,495 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:28:19,496 INFO L82 PathProgramCache]: Analyzing trace with hash 709055224, now seen corresponding path program 1 times [2018-11-10 13:28:19,496 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:28:19,496 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:28:19,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:28:19,496 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:28:19,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:28:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:28:19,630 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 26 proven. 68 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 13:28:19,630 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:28:19,631 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 13:28:19,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:28:19,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:28:19,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:28:19,768 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 13:28:19,785 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:28:19,785 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-11-10 13:28:19,786 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:28:19,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:28:19,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:28:19,786 INFO L87 Difference]: Start difference. First operand 5083 states and 7443 transitions. Second operand 6 states. [2018-11-10 13:28:20,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:28:20,740 INFO L93 Difference]: Finished difference Result 16654 states and 24196 transitions. [2018-11-10 13:28:20,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-10 13:28:20,741 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 215 [2018-11-10 13:28:20,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:28:20,742 INFO L225 Difference]: With dead ends: 16654 [2018-11-10 13:28:20,742 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 13:28:20,768 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2018-11-10 13:28:20,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 13:28:20,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 13:28:20,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 13:28:20,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 13:28:20,769 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 215 [2018-11-10 13:28:20,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:28:20,769 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 13:28:20,769 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:28:20,769 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 13:28:20,769 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:28:20,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 13:28:20,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,988 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 89 [2018-11-10 13:28:20,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:20,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:28:21,119 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 89 [2018-11-10 13:28:21,578 WARN L179 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 58 [2018-11-10 13:28:21,697 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 38 [2018-11-10 13:28:21,810 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 38 [2018-11-10 13:28:21,811 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:28:21,811 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a8~0)| ~a8~0) (= ~a21~0 |old(~a21~0)|)) [2018-11-10 13:28:21,811 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-10 13:28:21,812 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 533) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-11-10 13:28:21,813 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-10 13:28:21,814 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,815 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,815 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,815 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,815 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,815 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-10 13:28:21,815 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-10 13:28:21,815 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-10 13:28:21,815 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-10 13:28:21,815 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-10 13:28:21,815 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-10 13:28:21,815 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-10 13:28:21,815 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-10 13:28:21,816 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,817 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-10 13:28:21,818 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-10 13:28:21,819 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,819 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,819 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,819 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,819 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,819 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-10 13:28:21,819 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-10 13:28:21,819 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-10 13:28:21,819 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-10 13:28:21,819 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-10 13:28:21,819 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-10 13:28:21,819 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-10 13:28:21,820 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-10 13:28:21,821 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-10 13:28:21,821 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-10 13:28:21,821 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-10 13:28:21,821 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse8 (= 13 |old(~a8~0)|))) (let ((.cse9 (= |old(~a8~0)| ~a8~0)) (.cse6 (not (= ~a16~0 6))) (.cse2 (not (= ~a17~0 1))) (.cse3 (= 1 |old(~a17~0)|)) (.cse0 (= 6 |old(~a16~0)|)) (.cse10 (<= ~a20~0 0)) (.cse11 (< 0 |old(~a20~0)|)) (.cse5 (= 13 ~a8~0)) (.cse7 (= ~a21~0 |old(~a21~0)|)) (.cse14 (<= ~a7~0 0)) (.cse15 (< 0 |old(~a7~0)|)) (.cse4 (not .cse8)) (.cse1 (not (= 1 |old(~a21~0)|))) (.cse12 (<= ~a17~0 0)) (.cse13 (< 0 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 (and .cse5 .cse6 .cse7)) (or .cse1 .cse8 (and .cse9 .cse2 .cse7) .cse3) (or .cse1 .cse8 (and .cse9 .cse7 .cse10) .cse11) (or (and .cse5 .cse12 .cse7) .cse13 .cse4) (or .cse0 .cse1 .cse14 .cse15) (or .cse0 .cse1 (and .cse9 .cse6 .cse7)) (or .cse1 .cse2 .cse3 .cse15) (or .cse1 .cse14 .cse15 .cse11) (or .cse1 .cse14 .cse3 .cse15) (or .cse0 .cse10 .cse4 .cse11) (or .cse1 (and .cse5 .cse7 .cse14) .cse15 .cse4) (or .cse1 .cse12 .cse13)))) [2018-11-10 13:28:21,821 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-10 13:28:21,821 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,821 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,821 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,821 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-10 13:28:21,822 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-10 13:28:21,823 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,824 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-10 13:28:21,825 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:28:21,826 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a16~0 6)) (= 1 ~a21~0) (<= ~a7~0 0) (not (= ~a8~0 13))) [2018-11-10 13:28:21,826 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 13:28:21,826 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:28:21,826 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (and (= |old(~a8~0)| ~a8~0) (not (= ~a16~0 6)) (= ~a21~0 |old(~a21~0)|) (<= ~a7~0 0)) (= 13 |old(~a8~0)|) (< 0 |old(~a7~0)|)) [2018-11-10 13:28:21,826 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-10 13:28:21,826 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (= 13 ~a8~0)) (.cse3 (not (= ~a8~0 13))) (.cse1 (not (= ~a16~0 6))) (.cse2 (= 1 ~a21~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1) (and .cse2 (not (= ~a17~0 1)) .cse3) (< 0 |old(~a7~0)|) (= 6 |old(~a16~0)|) (and .cse0 .cse2 (<= ~a7~0 0)) (= 13 |old(~a8~0)|) (and .cse0 (<= ~a17~0 0)) (and .cse2 .cse3 (<= ~a20~0 0)) (and .cse1 .cse2))) [2018-11-10 13:28:21,826 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-10 13:28:21,826 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-10 13:28:21,826 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-10 13:28:21,826 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse0 (= 13 ~a8~0)) (.cse3 (not (= ~a8~0 13))) (.cse1 (not (= ~a16~0 6))) (.cse2 (= 1 ~a21~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1) (and .cse2 (not (= ~a17~0 1)) .cse3) (< 0 |old(~a7~0)|) (= 6 |old(~a16~0)|) (and .cse0 .cse2 (<= ~a7~0 0)) (= 13 |old(~a8~0)|) (and .cse0 (<= ~a17~0 0)) (and .cse2 .cse3 (<= ~a20~0 0)) (and .cse1 .cse2))) [2018-11-10 13:28:21,827 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-10 13:28:21,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 01:28:21 BoogieIcfgContainer [2018-11-10 13:28:21,839 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 13:28:21,840 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:28:21,840 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:28:21,840 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:28:21,840 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:28:14" (3/4) ... [2018-11-10 13:28:21,843 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:28:21,850 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 13:28:21,850 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 13:28:21,850 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 13:28:21,858 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 13:28:21,859 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 13:28:21,878 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == \old(a21)) || (13 == a8 && !(a16 == 6))) || ((1 == a21 && !(a17 == 1)) && !(a8 == 13))) || 0 < \old(a7)) || 6 == \old(a16)) || ((13 == a8 && 1 == a21) && a7 <= 0)) || 13 == \old(a8)) || (13 == a8 && a17 <= 0)) || ((1 == a21 && !(a8 == 13)) && a20 <= 0)) || (!(a16 == 6) && 1 == a21) [2018-11-10 13:28:21,945 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bfe84a9c-e29f-422a-a4de-6ce498d0ba02/bin-2019/uautomizer/witness.graphml [2018-11-10 13:28:21,945 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:28:21,946 INFO L168 Benchmark]: Toolchain (without parser) took 8952.89 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 425.2 MB). Free memory was 952.2 MB in the beginning and 1.2 GB in the end (delta: -260.2 MB). Peak memory consumption was 165.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:28:21,946 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:28:21,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.04 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 917.2 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:28:21,947 INFO L168 Benchmark]: Boogie Preprocessor took 122.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 917.2 MB in the beginning and 1.2 GB in the end (delta: -238.4 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:28:21,947 INFO L168 Benchmark]: RCFGBuilder took 782.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 109.7 MB). Peak memory consumption was 109.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:28:21,947 INFO L168 Benchmark]: TraceAbstraction took 7577.98 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 260.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -178.3 MB). Peak memory consumption was 494.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:28:21,948 INFO L168 Benchmark]: Witness Printer took 105.72 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:28:21,949 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 361.04 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 917.2 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 122.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 917.2 MB in the beginning and 1.2 GB in the end (delta: -238.4 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 782.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 109.7 MB). Peak memory consumption was 109.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7577.98 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 260.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -178.3 MB). Peak memory consumption was 494.9 MB. Max. memory is 11.5 GB. * Witness Printer took 105.72 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 533]: 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: 583]: Loop Invariant Derived loop invariant: ((((((((!(1 == \old(a21)) || (13 == a8 && !(a16 == 6))) || ((1 == a21 && !(a17 == 1)) && !(a8 == 13))) || 0 < \old(a7)) || 6 == \old(a16)) || ((13 == a8 && 1 == a21) && a7 <= 0)) || 13 == \old(a8)) || (13 == a8 && a17 <= 0)) || ((1 == a21 && !(a8 == 13)) && a20 <= 0)) || (!(a16 == 6) && 1 == a21) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 7.5s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 4.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 544 SDtfs, 3858 SDslu, 760 SDs, 0 SdLazy, 6278 SolverSat, 1620 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 616 GetRequests, 564 SyntacticMatches, 4 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5083occurred in iteration=4, 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 216 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 190 PreInvPairs, 390 NumberOfFragments, 423 HoareAnnotationTreeSize, 190 FomulaSimplifications, 11264 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5394 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1322 NumberOfCodeBlocks, 1322 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1314 ConstructedInterpolants, 0 QuantifiedInterpolants, 605098 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1344 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 250/337 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...