./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label11_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_1bc7e84f-df16-455a-a3ce-15a09c171496/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label11_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/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 e09138f51265758a55ca4b42a17e715ba685a263 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 05:23:09,520 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:23:09,521 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:23:09,530 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:23:09,530 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:23:09,530 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:23:09,531 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:23:09,532 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:23:09,532 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:23:09,533 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:23:09,533 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:23:09,533 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:23:09,534 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:23:09,534 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:23:09,535 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:23:09,535 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:23:09,536 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:23:09,537 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:23:09,538 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:23:09,540 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:23:09,540 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:23:09,541 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:23:09,543 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:23:09,543 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:23:09,543 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:23:09,544 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:23:09,544 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:23:09,545 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:23:09,546 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:23:09,546 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:23:09,546 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:23:09,547 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:23:09,547 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:23:09,547 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:23:09,548 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:23:09,548 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:23:09,548 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 05:23:09,559 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:23:09,559 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:23:09,559 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:23:09,559 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:23:09,560 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:23:09,560 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:23:09,560 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 05:23:09,560 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:23:09,560 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:23:09,560 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:23:09,561 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:23:09,561 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:23:09,561 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:23:09,561 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:23:09,561 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:23:09,561 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:23:09,561 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:23:09,561 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:23:09,561 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:23:09,562 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:23:09,562 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:23:09,562 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:23:09,562 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:23:09,562 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:23:09,562 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:23:09,562 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:23:09,562 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 05:23:09,562 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:23:09,562 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:23:09,563 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_1bc7e84f-df16-455a-a3ce-15a09c171496/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 -> e09138f51265758a55ca4b42a17e715ba685a263 [2018-11-10 05:23:09,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:23:09,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:23:09,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:23:09,595 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:23:09,595 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:23:09,596 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label11_true-unreach-call_false-termination.c [2018-11-10 05:23:09,634 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/bin-2019/uautomizer/data/043dda9b3/c6180ed69dd946428dd5c794ecade7b5/FLAGcbc355fc4 [2018-11-10 05:23:10,043 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:23:10,044 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/sv-benchmarks/c/eca-rers2012/Problem01_label11_true-unreach-call_false-termination.c [2018-11-10 05:23:10,053 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/bin-2019/uautomizer/data/043dda9b3/c6180ed69dd946428dd5c794ecade7b5/FLAGcbc355fc4 [2018-11-10 05:23:10,065 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/bin-2019/uautomizer/data/043dda9b3/c6180ed69dd946428dd5c794ecade7b5 [2018-11-10 05:23:10,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:23:10,069 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 05:23:10,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:23:10,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:23:10,073 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:23:10,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:23:10" (1/1) ... [2018-11-10 05:23:10,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769b41f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:10, skipping insertion in model container [2018-11-10 05:23:10,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:23:10" (1/1) ... [2018-11-10 05:23:10,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:23:10,121 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:23:10,358 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:23:10,362 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:23:10,428 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:23:10,438 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:23:10,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:10 WrapperNode [2018-11-10 05:23:10,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:23:10,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:23:10,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:23:10,439 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:23:10,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:10" (1/1) ... [2018-11-10 05:23:10,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:10" (1/1) ... [2018-11-10 05:23:10,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:10" (1/1) ... [2018-11-10 05:23:10,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:10" (1/1) ... [2018-11-10 05:23:10,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:10" (1/1) ... [2018-11-10 05:23:10,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:10" (1/1) ... [2018-11-10 05:23:10,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:10" (1/1) ... [2018-11-10 05:23:10,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:23:10,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:23:10,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:23:10,552 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:23:10,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/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 05:23:10,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:23:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:23:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 05:23:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:23:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 05:23:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 05:23:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 05:23:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 05:23:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:23:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:23:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:23:11,417 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:23:11,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:23:11 BoogieIcfgContainer [2018-11-10 05:23:11,418 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:23:11,419 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 05:23:11,419 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 05:23:11,421 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 05:23:11,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:23:10" (1/3) ... [2018-11-10 05:23:11,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4989f3c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:23:11, skipping insertion in model container [2018-11-10 05:23:11,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:23:10" (2/3) ... [2018-11-10 05:23:11,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4989f3c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:23:11, skipping insertion in model container [2018-11-10 05:23:11,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:23:11" (3/3) ... [2018-11-10 05:23:11,425 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label11_true-unreach-call_false-termination.c [2018-11-10 05:23:11,433 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 05:23:11,439 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 05:23:11,452 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 05:23:11,478 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 05:23:11,479 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 05:23:11,479 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 05:23:11,479 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 05:23:11,479 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:23:11,480 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:23:11,480 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 05:23:11,480 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:23:11,480 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 05:23:11,499 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-10 05:23:11,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 05:23:11,507 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:23:11,508 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] [2018-11-10 05:23:11,510 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:23:11,514 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:23:11,515 INFO L82 PathProgramCache]: Analyzing trace with hash -1894719720, now seen corresponding path program 1 times [2018-11-10 05:23:11,516 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:23:11,517 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:23:11,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:11,558 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:23:11,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:11,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:11,884 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 05:23:11,887 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:23:11,887 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 05:23:11,891 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 05:23:11,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 05:23:11,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:23:11,906 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-10 05:23:12,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:23:12,511 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-10 05:23:12,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 05:23:12,513 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2018-11-10 05:23:12,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:23:12,522 INFO L225 Difference]: With dead ends: 550 [2018-11-10 05:23:12,522 INFO L226 Difference]: Without dead ends: 340 [2018-11-10 05:23:12,526 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 05:23:12,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-10 05:23:12,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-10 05:23:12,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-10 05:23:12,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 562 transitions. [2018-11-10 05:23:12,570 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 562 transitions. Word has length 116 [2018-11-10 05:23:12,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:23:12,571 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 562 transitions. [2018-11-10 05:23:12,571 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 05:23:12,571 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 562 transitions. [2018-11-10 05:23:12,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 05:23:12,575 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:23:12,575 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-10 05:23:12,576 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:23:12,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:23:12,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1844932745, now seen corresponding path program 1 times [2018-11-10 05:23:12,576 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:23:12,576 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:23:12,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:12,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:23:12,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:12,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:23:12,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:23:12,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 05:23:12,681 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 05:23:12,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:23:12,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:23:12,682 INFO L87 Difference]: Start difference. First operand 340 states and 562 transitions. Second operand 6 states. [2018-11-10 05:23:13,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:23:13,222 INFO L93 Difference]: Finished difference Result 888 states and 1491 transitions. [2018-11-10 05:23:13,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 05:23:13,222 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 127 [2018-11-10 05:23:13,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:23:13,226 INFO L225 Difference]: With dead ends: 888 [2018-11-10 05:23:13,226 INFO L226 Difference]: Without dead ends: 554 [2018-11-10 05:23:13,229 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-10 05:23:13,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2018-11-10 05:23:13,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 539. [2018-11-10 05:23:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 539 states. [2018-11-10 05:23:13,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 827 transitions. [2018-11-10 05:23:13,255 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 827 transitions. Word has length 127 [2018-11-10 05:23:13,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:23:13,255 INFO L481 AbstractCegarLoop]: Abstraction has 539 states and 827 transitions. [2018-11-10 05:23:13,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 05:23:13,256 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 827 transitions. [2018-11-10 05:23:13,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-10 05:23:13,258 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:23:13,259 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-10 05:23:13,259 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:23:13,259 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:23:13,259 INFO L82 PathProgramCache]: Analyzing trace with hash -1950525493, now seen corresponding path program 1 times [2018-11-10 05:23:13,259 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:23:13,259 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:23:13,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:13,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:23:13,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:13,483 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:23:13,483 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:23:13,484 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 05:23:13,484 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 05:23:13,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 05:23:13,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:23:13,484 INFO L87 Difference]: Start difference. First operand 539 states and 827 transitions. Second operand 5 states. [2018-11-10 05:23:14,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:23:14,000 INFO L93 Difference]: Finished difference Result 1210 states and 1896 transitions. [2018-11-10 05:23:14,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:23:14,002 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 128 [2018-11-10 05:23:14,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:23:14,005 INFO L225 Difference]: With dead ends: 1210 [2018-11-10 05:23:14,005 INFO L226 Difference]: Without dead ends: 536 [2018-11-10 05:23:14,007 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:23:14,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2018-11-10 05:23:14,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 536. [2018-11-10 05:23:14,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 536 states. [2018-11-10 05:23:14,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 787 transitions. [2018-11-10 05:23:14,024 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 787 transitions. Word has length 128 [2018-11-10 05:23:14,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:23:14,024 INFO L481 AbstractCegarLoop]: Abstraction has 536 states and 787 transitions. [2018-11-10 05:23:14,024 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 05:23:14,024 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 787 transitions. [2018-11-10 05:23:14,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-10 05:23:14,026 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:23:14,026 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:23:14,027 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:23:14,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:23:14,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1220128141, now seen corresponding path program 1 times [2018-11-10 05:23:14,027 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:23:14,027 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:23:14,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:14,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:23:14,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:14,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:14,277 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:23:14,277 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:23:14,278 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 05:23:14,278 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 05:23:14,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 05:23:14,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:23:14,279 INFO L87 Difference]: Start difference. First operand 536 states and 787 transitions. Second operand 5 states. [2018-11-10 05:23:14,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:23:14,935 INFO L93 Difference]: Finished difference Result 1204 states and 1799 transitions. [2018-11-10 05:23:14,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:23:14,936 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 129 [2018-11-10 05:23:14,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:23:14,939 INFO L225 Difference]: With dead ends: 1204 [2018-11-10 05:23:14,939 INFO L226 Difference]: Without dead ends: 535 [2018-11-10 05:23:14,941 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:23:14,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2018-11-10 05:23:14,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 535. [2018-11-10 05:23:14,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 535 states. [2018-11-10 05:23:14,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 782 transitions. [2018-11-10 05:23:14,957 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 782 transitions. Word has length 129 [2018-11-10 05:23:14,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:23:14,957 INFO L481 AbstractCegarLoop]: Abstraction has 535 states and 782 transitions. [2018-11-10 05:23:14,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 05:23:14,957 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 782 transitions. [2018-11-10 05:23:14,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 05:23:14,960 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:23:14,961 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-10 05:23:14,961 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:23:14,961 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:23:14,961 INFO L82 PathProgramCache]: Analyzing trace with hash 1858048063, now seen corresponding path program 1 times [2018-11-10 05:23:14,961 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:23:14,961 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:23:14,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:14,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:23:14,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:14,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:15,056 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:23:15,056 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:23:15,056 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 05:23:15,057 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 05:23:15,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 05:23:15,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:23:15,057 INFO L87 Difference]: Start difference. First operand 535 states and 782 transitions. Second operand 3 states. [2018-11-10 05:23:15,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:23:15,480 INFO L93 Difference]: Finished difference Result 1521 states and 2300 transitions. [2018-11-10 05:23:15,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 05:23:15,481 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 134 [2018-11-10 05:23:15,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:23:15,485 INFO L225 Difference]: With dead ends: 1521 [2018-11-10 05:23:15,485 INFO L226 Difference]: Without dead ends: 992 [2018-11-10 05:23:15,487 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 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 05:23:15,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2018-11-10 05:23:15,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 992. [2018-11-10 05:23:15,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 992 states. [2018-11-10 05:23:15,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 992 states and 1411 transitions. [2018-11-10 05:23:15,511 INFO L78 Accepts]: Start accepts. Automaton has 992 states and 1411 transitions. Word has length 134 [2018-11-10 05:23:15,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:23:15,511 INFO L481 AbstractCegarLoop]: Abstraction has 992 states and 1411 transitions. [2018-11-10 05:23:15,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 05:23:15,511 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1411 transitions. [2018-11-10 05:23:15,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 05:23:15,514 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:23:15,514 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:23:15,514 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:23:15,515 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:23:15,515 INFO L82 PathProgramCache]: Analyzing trace with hash -865633433, now seen corresponding path program 1 times [2018-11-10 05:23:15,515 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:23:15,515 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:23:15,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:15,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:23:15,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:15,567 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:23:15,567 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:23:15,567 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 05:23:15,567 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 05:23:15,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:23:15,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:23:15,568 INFO L87 Difference]: Start difference. First operand 992 states and 1411 transitions. Second operand 6 states. [2018-11-10 05:23:16,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:23:16,266 INFO L93 Difference]: Finished difference Result 2947 states and 4374 transitions. [2018-11-10 05:23:16,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 05:23:16,267 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 135 [2018-11-10 05:23:16,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:23:16,275 INFO L225 Difference]: With dead ends: 2947 [2018-11-10 05:23:16,275 INFO L226 Difference]: Without dead ends: 1961 [2018-11-10 05:23:16,280 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-10 05:23:16,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1961 states. [2018-11-10 05:23:16,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1961 to 1928. [2018-11-10 05:23:16,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1928 states. [2018-11-10 05:23:16,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1928 states and 2554 transitions. [2018-11-10 05:23:16,330 INFO L78 Accepts]: Start accepts. Automaton has 1928 states and 2554 transitions. Word has length 135 [2018-11-10 05:23:16,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:23:16,331 INFO L481 AbstractCegarLoop]: Abstraction has 1928 states and 2554 transitions. [2018-11-10 05:23:16,331 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 05:23:16,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2554 transitions. [2018-11-10 05:23:16,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-10 05:23:16,336 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:23:16,336 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-10 05:23:16,336 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:23:16,336 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:23:16,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1578661412, now seen corresponding path program 1 times [2018-11-10 05:23:16,336 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:23:16,337 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:23:16,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:16,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:23:16,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:16,419 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:23:16,419 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:23:16,419 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/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 05:23:16,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:23:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:16,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:23:16,565 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 14 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 05:23:16,592 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 05:23:16,592 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-10 05:23:16,593 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 05:23:16,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 05:23:16,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-10 05:23:16,594 INFO L87 Difference]: Start difference. First operand 1928 states and 2554 transitions. Second operand 8 states. [2018-11-10 05:23:18,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:23:18,409 INFO L93 Difference]: Finished difference Result 5627 states and 8037 transitions. [2018-11-10 05:23:18,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-10 05:23:18,410 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 151 [2018-11-10 05:23:18,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:23:18,424 INFO L225 Difference]: With dead ends: 5627 [2018-11-10 05:23:18,424 INFO L226 Difference]: Without dead ends: 3705 [2018-11-10 05:23:18,434 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2018-11-10 05:23:18,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3705 states. [2018-11-10 05:23:18,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3705 to 3473. [2018-11-10 05:23:18,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3473 states. [2018-11-10 05:23:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 3473 states and 4417 transitions. [2018-11-10 05:23:18,514 INFO L78 Accepts]: Start accepts. Automaton has 3473 states and 4417 transitions. Word has length 151 [2018-11-10 05:23:18,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:23:18,515 INFO L481 AbstractCegarLoop]: Abstraction has 3473 states and 4417 transitions. [2018-11-10 05:23:18,515 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 05:23:18,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 4417 transitions. [2018-11-10 05:23:18,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 05:23:18,522 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:23:18,523 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:23:18,523 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:23:18,523 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:23:18,523 INFO L82 PathProgramCache]: Analyzing trace with hash -842145064, now seen corresponding path program 1 times [2018-11-10 05:23:18,523 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:23:18,523 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:23:18,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:18,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:23:18,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:23:18,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:18,602 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 65 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:23:18,602 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:23:18,603 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/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 05:23:18,611 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:23:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:23:18,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:23:18,744 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 65 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:23:18,772 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 05:23:18,772 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-10 05:23:18,772 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 05:23:18,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 05:23:18,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-11-10 05:23:18,773 INFO L87 Difference]: Start difference. First operand 3473 states and 4417 transitions. Second operand 9 states. [2018-11-10 05:23:19,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:23:19,576 INFO L93 Difference]: Finished difference Result 6779 states and 8783 transitions. [2018-11-10 05:23:19,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-10 05:23:19,577 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 170 [2018-11-10 05:23:19,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:23:19,577 INFO L225 Difference]: With dead ends: 6779 [2018-11-10 05:23:19,577 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 05:23:19,587 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=248, Unknown=0, NotChecked=0, Total=342 [2018-11-10 05:23:19,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 05:23:19,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 05:23:19,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 05:23:19,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 05:23:19,588 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 170 [2018-11-10 05:23:19,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:23:19,588 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 05:23:19,588 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 05:23:19,588 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 05:23:19,588 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:23:19,591 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 05:23:19,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:19,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:23:20,291 WARN L179 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 65 [2018-11-10 05:23:20,466 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2018-11-10 05:23:20,652 WARN L179 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2018-11-10 05:23:20,653 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:23:20,654 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a17~0 |old(~a17~0)|) (= |old(~a7~0)| ~a7~0) (<= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-11-10 05:23:20,654 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:23:20,654 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-10 05:23:20,654 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-10 05:23:20,654 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,654 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,654 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,654 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,654 INFO L425 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,655 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-10 05:23:20,656 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-10 05:23:20,657 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-10 05:23:20,658 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-10 05:23:20,659 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-10 05:23:20,660 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,661 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-10 05:23:20,662 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-10 05:23:20,663 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-10 05:23:20,663 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-10 05:23:20,663 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-10 05:23:20,663 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-10 05:23:20,663 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-10 05:23:20,663 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-10 05:23:20,663 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-10 05:23:20,663 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-10 05:23:20,663 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse16 (= 1 |old(~a17~0)|)) (.cse5 (= 4 |old(~a16~0)|)) (.cse8 (= ~a17~0 |old(~a17~0)|)) (.cse9 (= |old(~a7~0)| ~a7~0)) (.cse10 (<= |old(~a8~0)| ~a8~0)) (.cse7 (= |old(~a16~0)| ~a16~0)) (.cse12 (= ~a20~0 |old(~a20~0)|))) (let ((.cse2 (< |old(~a8~0)| 14)) (.cse15 (< 0 |old(~a21~0)|)) (.cse14 (= 6 |old(~a16~0)|)) (.cse4 (and .cse8 .cse9 .cse10 .cse7 .cse12 (= ~a21~0 |old(~a21~0)|))) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse1 (= 1 |old(~a7~0)|)) (.cse6 (not (= 1 |old(~a20~0)|))) (.cse17 (not .cse5)) (.cse3 (not (= 8 ~a12~0))) (.cse18 (= 1 ~a20~0)) (.cse19 (= 13 ~a8~0)) (.cse11 (= 1 ~a21~0)) (.cse20 (= 1 ~a17~0)) (.cse21 (not (= 13 |old(~a8~0)|))) (.cse13 (not .cse16))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse6 .cse3 (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) .cse13) (or .cse14 .cse4 .cse3 .cse15) (or .cse14 .cse0 .cse2 .cse3 .cse16 .cse4) (or .cse0 .cse6 .cse17 (and (= 1 ~a7~0) .cse18 .cse19 .cse7 .cse11 .cse20) .cse3 (not .cse1) .cse21 .cse13) (or .cse4 .cse3 .cse16 .cse15) (or .cse14 .cse0 .cse1 .cse4 .cse3 .cse16) (or .cse0 .cse1 .cse6 .cse17 .cse3 (and (not (= ~a7~0 1)) .cse18 .cse19 .cse7 .cse11 .cse20) .cse21 .cse13)))) [2018-11-10 05:23:20,663 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-10 05:23:20,663 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 503) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-10 05:23:20,664 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-10 05:23:20,665 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,666 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:23:20,667 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 1)) (= 1 ~a20~0) (<= 14 ~a8~0) (not (= ~a16~0 6)) (= 1 ~a21~0) (= ~a12~0 8) (not (= ~a16~0 4)) (= 1 ~a17~0)) [2018-11-10 05:23:20,668 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 05:23:20,668 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:23:20,668 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (and (= |old(~a16~0)| ~a16~0) (= ~a17~0 |old(~a17~0)|) (= |old(~a7~0)| ~a7~0) (<= |old(~a8~0)| ~a8~0) (= 1 ~a21~0) (= ~a20~0 |old(~a20~0)|)) (= 4 |old(~a16~0)|) (not (= 1 |old(~a20~0)|)) (< |old(~a8~0)| 14) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2018-11-10 05:23:20,668 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-10 05:23:20,668 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse1 (= 1 ~a20~0)) (.cse3 (= 1 ~a17~0)) (.cse4 (<= ~a21~0 0)) (.cse0 (not (= ~a7~0 1))) (.cse7 (<= 14 ~a8~0)) (.cse6 (not (= ~a16~0 6))) (.cse2 (= 1 ~a21~0)) (.cse5 (not (= ~a17~0 1)))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2 (not (= ~a16~0 4)) .cse3) (and .cse4 .cse5) (< |old(~a8~0)| 14) (and .cse1 (= 13 ~a8~0) (= 4 ~a16~0) .cse2 .cse3) (not (= 8 ~a12~0)) (and .cse4 .cse6) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and .cse0 .cse7 .cse2) (= 6 |old(~a16~0)|) (and .cse0 .cse6 .cse2 .cse5) (not (= 1 |old(~a17~0)|)) (= 4 |old(~a16~0)|) (and .cse7 .cse6 .cse2 .cse5))) [2018-11-10 05:23:20,668 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-10 05:23:20,668 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-10 05:23:20,668 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-10 05:23:20,668 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse1 (= 1 ~a20~0)) (.cse3 (= 1 ~a17~0)) (.cse4 (<= ~a21~0 0)) (.cse0 (not (= ~a7~0 1))) (.cse7 (<= 14 ~a8~0)) (.cse6 (not (= ~a16~0 6))) (.cse2 (= 1 ~a21~0)) (.cse5 (not (= ~a17~0 1)))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2 (not (= ~a16~0 4)) .cse3) (and .cse4 .cse5) (< |old(~a8~0)| 14) (and .cse1 (= 13 ~a8~0) (= 4 ~a16~0) .cse2 .cse3) (not (= 8 ~a12~0)) (and .cse4 .cse6) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and .cse0 .cse7 .cse2) (= 6 |old(~a16~0)|) (and .cse0 .cse6 .cse2 .cse5) (not (= 1 |old(~a17~0)|)) (= 4 |old(~a16~0)|) (and .cse7 .cse6 .cse2 .cse5))) [2018-11-10 05:23:20,669 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-10 05:23:20,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 05:23:20 BoogieIcfgContainer [2018-11-10 05:23:20,682 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 05:23:20,682 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:23:20,683 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:23:20,683 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:23:20,683 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:23:11" (3/4) ... [2018-11-10 05:23:20,686 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:23:20,693 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 05:23:20,693 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 05:23:20,693 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 05:23:20,703 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 05:23:20,704 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 05:23:20,729 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(1 == \old(a21)) || ((((!(a7 == 1) && 1 == a20) && 1 == a21) && !(a16 == 4)) && 1 == a17)) || (a21 <= 0 && !(a17 == 1))) || \old(a8) < 14) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || (a21 <= 0 && !(a16 == 6))) || 1 == \old(a7)) || !(1 == \old(a20))) || ((!(a7 == 1) && 14 <= a8) && 1 == a21)) || 6 == \old(a16)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && !(a17 == 1))) || !(1 == \old(a17))) || 4 == \old(a16)) || (((14 <= a8 && !(a16 == 6)) && 1 == a21) && !(a17 == 1)) [2018-11-10 05:23:20,799 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1bc7e84f-df16-455a-a3ce-15a09c171496/bin-2019/uautomizer/witness.graphml [2018-11-10 05:23:20,799 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:23:20,799 INFO L168 Benchmark]: Toolchain (without parser) took 10731.13 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 329.3 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -284.2 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:23:20,800 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:23:20,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.65 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:23:20,800 INFO L168 Benchmark]: Boogie Preprocessor took 113.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -219.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:23:20,801 INFO L168 Benchmark]: RCFGBuilder took 866.07 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: 104.6 MB). Peak memory consumption was 104.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:23:20,801 INFO L168 Benchmark]: TraceAbstraction took 9263.23 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 178.8 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -222.9 MB). Peak memory consumption was 364.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:23:20,801 INFO L168 Benchmark]: Witness Printer took 116.37 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:23:20,802 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 368.65 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 113.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -219.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 866.07 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: 104.6 MB). Peak memory consumption was 104.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9263.23 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 178.8 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -222.9 MB). Peak memory consumption was 364.5 MB. Max. memory is 11.5 GB. * Witness Printer took 116.37 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 503]: 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)) || ((((!(a7 == 1) && 1 == a20) && 1 == a21) && !(a16 == 4)) && 1 == a17)) || (a21 <= 0 && !(a17 == 1))) || \old(a8) < 14) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || (a21 <= 0 && !(a16 == 6))) || 1 == \old(a7)) || !(1 == \old(a20))) || ((!(a7 == 1) && 14 <= a8) && 1 == a21)) || 6 == \old(a16)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && !(a17 == 1))) || !(1 == \old(a17))) || 4 == \old(a16)) || (((14 <= a8 && !(a16 == 6)) && 1 == a21) && !(a17 == 1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 9.1s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 6.1s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 875 SDtfs, 5085 SDslu, 810 SDs, 0 SdLazy, 6674 SolverSat, 1327 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 416 GetRequests, 345 SyntacticMatches, 11 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3473occurred in iteration=7, 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, 8 MinimizatonAttempts, 280 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 97 PreInvPairs, 181 NumberOfFragments, 652 HoareAnnotationTreeSize, 97 FomulaSimplifications, 6789 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4327 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1411 NumberOfCodeBlocks, 1411 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1401 ConstructedInterpolants, 0 QuantifiedInterpolants, 902002 SizeOfPredicates, 3 NumberOfNonLiveVariables, 887 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 262/282 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...