./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_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/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_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/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 [2018-10-26 23:19:55,688 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:19:55,690 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:19:55,699 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:19:55,700 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:19:55,701 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:19:55,702 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:19:55,702 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:19:55,703 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:19:55,704 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:19:55,704 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:19:55,704 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:19:55,705 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:19:55,705 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:19:55,706 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:19:55,707 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:19:55,707 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:19:55,709 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:19:55,711 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:19:55,712 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:19:55,713 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:19:55,714 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:19:55,716 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:19:55,716 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:19:55,716 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:19:55,720 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:19:55,721 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:19:55,722 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:19:55,722 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:19:55,723 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:19:55,723 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:19:55,724 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:19:55,724 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:19:55,724 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:19:55,725 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:19:55,729 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:19:55,729 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-26 23:19:55,744 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:19:55,746 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:19:55,747 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:19:55,747 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:19:55,749 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:19:55,750 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:19:55,750 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 23:19:55,750 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:19:55,750 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:19:55,750 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:19:55,750 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:19:55,751 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:19:55,751 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:19:55,751 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:19:55,751 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:19:55,751 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:19:55,751 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:19:55,751 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:19:55,751 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:19:55,752 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 23:19:55,752 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:19:55,752 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 23:19:55,752 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:19:55,752 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:19:55,752 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:19:55,752 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:19:55,753 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 23:19:55,753 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:19:55,753 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:19:55,755 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_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/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 [2018-10-26 23:19:55,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:19:55,796 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:19:55,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:19:55,802 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:19:55,803 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:19:55,804 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c [2018-10-26 23:19:55,851 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/bin-2019/uautomizer/data/0511cb9bb/ee964833ed2140d39792a64d268aafe3/FLAGd7c63b4c9 [2018-10-26 23:19:56,297 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:19:56,309 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/sv-benchmarks/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c [2018-10-26 23:19:56,326 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/bin-2019/uautomizer/data/0511cb9bb/ee964833ed2140d39792a64d268aafe3/FLAGd7c63b4c9 [2018-10-26 23:19:56,341 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/bin-2019/uautomizer/data/0511cb9bb/ee964833ed2140d39792a64d268aafe3 [2018-10-26 23:19:56,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:19:56,344 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 23:19:56,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:19:56,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:19:56,348 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:19:56,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:19:56" (1/1) ... [2018-10-26 23:19:56,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c89e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:56, skipping insertion in model container [2018-10-26 23:19:56,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:19:56" (1/1) ... [2018-10-26 23:19:56,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:19:56,418 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:19:56,741 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:19:56,748 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:19:56,851 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:19:56,867 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:19:56,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:56 WrapperNode [2018-10-26 23:19:56,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:19:56,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:19:56,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:19:56,868 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:19:56,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:56" (1/1) ... [2018-10-26 23:19:56,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:56" (1/1) ... [2018-10-26 23:19:56,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:56" (1/1) ... [2018-10-26 23:19:56,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:56" (1/1) ... [2018-10-26 23:19:56,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:56" (1/1) ... [2018-10-26 23:19:57,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:56" (1/1) ... [2018-10-26 23:19:57,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:56" (1/1) ... [2018-10-26 23:19:57,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:19:57,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:19:57,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:19:57,038 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:19:57,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/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 [2018-10-26 23:19:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 23:19:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:19:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-26 23:19:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 23:19:57,091 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-26 23:19:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-26 23:19:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-26 23:19:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 23:19:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 23:19:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 23:19:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:19:59,543 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:19:59,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:19:59 BoogieIcfgContainer [2018-10-26 23:19:59,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:19:59,545 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 23:19:59,545 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 23:19:59,547 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 23:19:59,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 11:19:56" (1/3) ... [2018-10-26 23:19:59,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48760306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:19:59, skipping insertion in model container [2018-10-26 23:19:59,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:19:56" (2/3) ... [2018-10-26 23:19:59,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48760306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:19:59, skipping insertion in model container [2018-10-26 23:19:59,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:19:59" (3/3) ... [2018-10-26 23:19:59,550 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label25_true-unreach-call_false-termination.c [2018-10-26 23:19:59,559 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 23:19:59,565 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 23:19:59,579 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 23:19:59,602 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 23:19:59,603 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 23:19:59,603 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 23:19:59,603 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 23:19:59,603 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 23:19:59,603 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 23:19:59,603 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 23:19:59,604 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 23:19:59,604 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 23:19:59,622 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-10-26 23:19:59,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-26 23:19:59,632 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:19:59,633 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] [2018-10-26 23:19:59,635 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:19:59,640 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:19:59,640 INFO L82 PathProgramCache]: Analyzing trace with hash -1106686112, now seen corresponding path program 1 times [2018-10-26 23:19:59,642 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:19:59,643 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:19:59,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:19:59,678 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:19:59,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:19:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:00,155 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-26 23:20:00,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:00,240 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:20:00,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 23:20:00,246 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 23:20:00,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 23:20:00,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 23:20:00,262 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-10-26 23:20:01,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:01,213 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-10-26 23:20:01,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 23:20:01,214 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2018-10-26 23:20:01,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:01,227 INFO L225 Difference]: With dead ends: 550 [2018-10-26 23:20:01,227 INFO L226 Difference]: Without dead ends: 340 [2018-10-26 23:20:01,231 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 23:20:01,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-10-26 23:20:01,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-10-26 23:20:01,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-10-26 23:20:01,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 569 transitions. [2018-10-26 23:20:01,287 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 569 transitions. Word has length 126 [2018-10-26 23:20:01,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:01,288 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 569 transitions. [2018-10-26 23:20:01,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 23:20:01,288 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 569 transitions. [2018-10-26 23:20:01,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-26 23:20:01,293 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:01,293 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] [2018-10-26 23:20:01,294 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:01,294 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:01,294 INFO L82 PathProgramCache]: Analyzing trace with hash 1635455447, now seen corresponding path program 1 times [2018-10-26 23:20:01,294 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:01,294 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:01,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:01,295 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:01,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:01,389 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:01,390 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:20:01,390 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 23:20:01,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 23:20:01,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 23:20:01,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-26 23:20:01,392 INFO L87 Difference]: Start difference. First operand 340 states and 569 transitions. Second operand 5 states. [2018-10-26 23:20:02,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:02,368 INFO L93 Difference]: Finished difference Result 1079 states and 1888 transitions. [2018-10-26 23:20:02,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 23:20:02,369 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2018-10-26 23:20:02,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:02,374 INFO L225 Difference]: With dead ends: 1079 [2018-10-26 23:20:02,375 INFO L226 Difference]: Without dead ends: 745 [2018-10-26 23:20:02,378 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 [2018-10-26 23:20:02,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2018-10-26 23:20:02,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 733. [2018-10-26 23:20:02,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 733 states. [2018-10-26 23:20:02,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 1163 transitions. [2018-10-26 23:20:02,414 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 1163 transitions. Word has length 136 [2018-10-26 23:20:02,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:02,415 INFO L481 AbstractCegarLoop]: Abstraction has 733 states and 1163 transitions. [2018-10-26 23:20:02,415 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 23:20:02,415 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1163 transitions. [2018-10-26 23:20:02,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 23:20:02,420 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:02,420 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] [2018-10-26 23:20:02,420 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:02,420 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:02,421 INFO L82 PathProgramCache]: Analyzing trace with hash 852389443, now seen corresponding path program 1 times [2018-10-26 23:20:02,421 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:02,421 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:02,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:02,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:02,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:02,664 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:02,665 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 23:20:02,667 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/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 [2018-10-26 23:20:02,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:02,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:20:02,879 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:02,907 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 23:20:02,907 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-10-26 23:20:02,908 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 23:20:02,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 23:20:02,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-10-26 23:20:02,908 INFO L87 Difference]: Start difference. First operand 733 states and 1163 transitions. Second operand 8 states. [2018-10-26 23:20:07,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:07,158 INFO L93 Difference]: Finished difference Result 3855 states and 6889 transitions. [2018-10-26 23:20:07,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-26 23:20:07,162 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 146 [2018-10-26 23:20:07,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:07,192 INFO L225 Difference]: With dead ends: 3855 [2018-10-26 23:20:07,193 INFO L226 Difference]: Without dead ends: 3128 [2018-10-26 23:20:07,202 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 159 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2018-10-26 23:20:07,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3128 states. [2018-10-26 23:20:07,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3128 to 3084. [2018-10-26 23:20:07,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3084 states. [2018-10-26 23:20:07,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 3084 states and 4803 transitions. [2018-10-26 23:20:07,342 INFO L78 Accepts]: Start accepts. Automaton has 3084 states and 4803 transitions. Word has length 146 [2018-10-26 23:20:07,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:07,344 INFO L481 AbstractCegarLoop]: Abstraction has 3084 states and 4803 transitions. [2018-10-26 23:20:07,344 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 23:20:07,344 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 4803 transitions. [2018-10-26 23:20:07,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-26 23:20:07,357 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:07,357 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] [2018-10-26 23:20:07,357 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:07,358 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:07,358 INFO L82 PathProgramCache]: Analyzing trace with hash 481378692, now seen corresponding path program 1 times [2018-10-26 23:20:07,358 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:07,358 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:07,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:07,359 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:07,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:07,603 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:20:07,604 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 23:20:07,604 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/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 [2018-10-26 23:20:07,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:07,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:20:07,875 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:20:07,891 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 23:20:07,892 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-10-26 23:20:07,892 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 23:20:07,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 23:20:07,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-26 23:20:07,893 INFO L87 Difference]: Start difference. First operand 3084 states and 4803 transitions. Second operand 7 states. [2018-10-26 23:20:09,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:09,061 INFO L93 Difference]: Finished difference Result 8321 states and 13507 transitions. [2018-10-26 23:20:09,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-26 23:20:09,062 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 169 [2018-10-26 23:20:09,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:09,090 INFO L225 Difference]: With dead ends: 8321 [2018-10-26 23:20:09,090 INFO L226 Difference]: Without dead ends: 5243 [2018-10-26 23:20:09,110 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-10-26 23:20:09,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5243 states. [2018-10-26 23:20:09,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5243 to 5083. [2018-10-26 23:20:09,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5083 states. [2018-10-26 23:20:09,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5083 states to 5083 states and 7443 transitions. [2018-10-26 23:20:09,308 INFO L78 Accepts]: Start accepts. Automaton has 5083 states and 7443 transitions. Word has length 169 [2018-10-26 23:20:09,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:09,309 INFO L481 AbstractCegarLoop]: Abstraction has 5083 states and 7443 transitions. [2018-10-26 23:20:09,309 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 23:20:09,309 INFO L276 IsEmpty]: Start isEmpty. Operand 5083 states and 7443 transitions. [2018-10-26 23:20:09,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 23:20:09,329 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:20:09,329 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] [2018-10-26 23:20:09,330 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:20:09,330 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:20:09,330 INFO L82 PathProgramCache]: Analyzing trace with hash 709055224, now seen corresponding path program 1 times [2018-10-26 23:20:09,330 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:20:09,330 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:20:09,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:09,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:20:09,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:20:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:09,758 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 26 proven. 68 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 23:20:09,759 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 23:20:09,759 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2018-10-26 23:20:09,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 23:20:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:20:09,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:20:10,002 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 23:20:10,029 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 23:20:10,029 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-10-26 23:20:10,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 23:20:10,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 23:20:10,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-10-26 23:20:10,030 INFO L87 Difference]: Start difference. First operand 5083 states and 7443 transitions. Second operand 6 states. [2018-10-26 23:20:12,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:20:12,016 INFO L93 Difference]: Finished difference Result 16654 states and 24196 transitions. [2018-10-26 23:20:12,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-26 23:20:12,021 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 215 [2018-10-26 23:20:12,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:20:12,022 INFO L225 Difference]: With dead ends: 16654 [2018-10-26 23:20:12,022 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 23:20:12,059 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2018-10-26 23:20:12,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 23:20:12,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 23:20:12,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 23:20:12,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 23:20:12,060 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 215 [2018-10-26 23:20:12,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:20:12,060 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 23:20:12,061 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 23:20:12,061 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 23:20:12,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:20:12,066 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 23:20:12,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,434 WARN L179 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 89 [2018-10-26 23:20:12,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 23:20:12,662 WARN L179 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 89 [2018-10-26 23:20:12,938 WARN L179 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2018-10-26 23:20:13,380 WARN L179 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 25 [2018-10-26 23:20:14,025 WARN L179 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 58 [2018-10-26 23:20:14,182 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 38 [2018-10-26 23:20:14,332 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 38 [2018-10-26 23:20:14,334 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:20:14,334 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)|)) [2018-10-26 23:20:14,334 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:20:14,334 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-10-26 23:20:14,335 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-10-26 23:20:14,336 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,337 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,338 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,338 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,338 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,338 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-10-26 23:20:14,338 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-10-26 23:20:14,338 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-10-26 23:20:14,338 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-10-26 23:20:14,338 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-10-26 23:20:14,338 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-10-26 23:20:14,338 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-10-26 23:20:14,338 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-10-26 23:20:14,339 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 533) no Hoare annotation was computed. [2018-10-26 23:20:14,339 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-10-26 23:20:14,339 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,339 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,339 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,339 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,339 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,339 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-10-26 23:20:14,339 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-10-26 23:20:14,339 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-10-26 23:20:14,339 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-10-26 23:20:14,340 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-26 23:20:14,340 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-10-26 23:20:14,340 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-10-26 23:20:14,340 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-10-26 23:20:14,340 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-10-26 23:20:14,340 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-10-26 23:20:14,340 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-10-26 23:20:14,340 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-10-26 23:20:14,340 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-10-26 23:20:14,340 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,340 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,341 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,341 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,341 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,341 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-10-26 23:20:14,341 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-10-26 23:20:14,341 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-10-26 23:20:14,341 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-26 23:20:14,341 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-10-26 23:20:14,341 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-26 23:20:14,341 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-26 23:20:14,341 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-26 23:20:14,341 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-10-26 23:20:14,342 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,342 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,342 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,342 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,342 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,342 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,342 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,342 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-10-26 23:20:14,342 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-10-26 23:20:14,342 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-10-26 23:20:14,342 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-10-26 23:20:14,342 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-26 23:20:14,343 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-10-26 23:20:14,343 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-26 23:20:14,343 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-10-26 23:20:14,343 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-10-26 23:20:14,343 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-10-26 23:20:14,343 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-10-26 23:20:14,343 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-10-26 23:20:14,343 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-10-26 23:20:14,343 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-10-26 23:20:14,343 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,343 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,344 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,344 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,344 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,344 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-10-26 23:20:14,344 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-10-26 23:20:14,344 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-26 23:20:14,344 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-26 23:20:14,344 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-26 23:20:14,344 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-26 23:20:14,344 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-10-26 23:20:14,344 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-10-26 23:20:14,344 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,345 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,345 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,345 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,345 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,345 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-10-26 23:20:14,345 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-10-26 23:20:14,345 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-10-26 23:20:14,345 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-10-26 23:20:14,345 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-10-26 23:20:14,345 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-10-26 23:20:14,345 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-10-26 23:20:14,345 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-26 23:20:14,346 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-26 23:20:14,346 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-10-26 23:20:14,346 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)))) [2018-10-26 23:20:14,346 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-10-26 23:20:14,346 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,346 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,346 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,346 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-10-26 23:20:14,347 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-10-26 23:20:14,348 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-10-26 23:20:14,348 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-10-26 23:20:14,348 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,348 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,348 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,348 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,348 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,348 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,348 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-10-26 23:20:14,348 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-10-26 23:20:14,348 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-10-26 23:20:14,348 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-10-26 23:20:14,349 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-10-26 23:20:14,349 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-26 23:20:14,349 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-10-26 23:20:14,349 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-26 23:20:14,349 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-26 23:20:14,349 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-10-26 23:20:14,349 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-10-26 23:20:14,349 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-10-26 23:20:14,349 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-10-26 23:20:14,349 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-10-26 23:20:14,349 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-10-26 23:20:14,349 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-10-26 23:20:14,350 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-10-26 23:20:14,351 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:20:14,351 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))) [2018-10-26 23:20:14,351 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 23:20:14,351 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:20:14,351 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)|)) [2018-10-26 23:20:14,351 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-10-26 23:20:14,351 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))) [2018-10-26 23:20:14,351 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-10-26 23:20:14,351 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-10-26 23:20:14,351 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-10-26 23:20:14,352 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))) [2018-10-26 23:20:14,352 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-10-26 23:20:14,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 11:20:14 BoogieIcfgContainer [2018-10-26 23:20:14,367 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 23:20:14,368 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:20:14,368 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:20:14,368 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:20:14,368 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:19:59" (3/4) ... [2018-10-26 23:20:14,371 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:20:14,389 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 23:20:14,390 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-10-26 23:20:14,390 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 23:20:14,399 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-10-26 23:20:14,400 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-26 23:20:14,428 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) [2018-10-26 23:20:14,527 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f55cd21c-fca6-4ae9-9398-1f6d5f906ebd/bin-2019/uautomizer/witness.graphml [2018-10-26 23:20:14,527 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:20:14,528 INFO L168 Benchmark]: Toolchain (without parser) took 18183.98 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 307.2 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -117.3 MB). Peak memory consumption was 189.9 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:14,528 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:20:14,528 INFO L168 Benchmark]: CACSL2BoogieTranslator took 522.40 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 927.6 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:14,529 INFO L168 Benchmark]: Boogie Preprocessor took 169.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 927.6 MB in the beginning and 1.1 GB in the end (delta: -222.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:14,531 INFO L168 Benchmark]: RCFGBuilder took 2506.14 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: 107.8 MB). Peak memory consumption was 107.8 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:14,531 INFO L168 Benchmark]: TraceAbstraction took 14822.72 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 151.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -49.5 MB). Peak memory consumption was 338.2 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:14,531 INFO L168 Benchmark]: Witness Printer took 159.46 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:20:14,534 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 522.40 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 927.6 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 169.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 927.6 MB in the beginning and 1.1 GB in the end (delta: -222.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2506.14 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: 107.8 MB). Peak memory consumption was 107.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14822.72 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 151.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -49.5 MB). Peak memory consumption was 338.2 MB. Max. memory is 11.5 GB. * Witness Printer took 159.46 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 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, 14.7s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 9.5s AutomataDifference, 0.0s DeadEndRemovalTime, 2.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 544 SDtfs, 3858 SDslu, 760 SDs, 0 SdLazy, 6278 SolverSat, 1620 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 616 GetRequests, 564 SyntacticMatches, 4 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 1.3s 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: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 216 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 190 PreInvPairs, 390 NumberOfFragments, 423 HoareAnnotationTreeSize, 190 FomulaSimplifications, 11264 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5394 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s 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...