./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label28_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label28_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/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 f8826e63977e5204bfb153113fa32b1df4948bea .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:28:09,344 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:28:09,345 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:28:09,351 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:28:09,352 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:28:09,352 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:28:09,353 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:28:09,355 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:28:09,356 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:28:09,356 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:28:09,357 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:28:09,357 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:28:09,358 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:28:09,359 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:28:09,359 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:28:09,360 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:28:09,360 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:28:09,362 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:28:09,363 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:28:09,364 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:28:09,365 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:28:09,365 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:28:09,367 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:28:09,367 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:28:09,367 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:28:09,368 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:28:09,369 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:28:09,369 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:28:09,370 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:28:09,371 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:28:09,371 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:28:09,371 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:28:09,371 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:28:09,372 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:28:09,372 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:28:09,372 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:28:09,373 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 15:28:09,379 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:28:09,380 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:28:09,380 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:28:09,380 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:28:09,381 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:28:09,381 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:28:09,381 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:28:09,381 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:28:09,381 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:28:09,381 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:28:09,381 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:28:09,382 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:28:09,382 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:28:09,383 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:28:09,383 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:28:09,383 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:28:09,383 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:28:09,383 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:28:09,383 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:28:09,383 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:28:09,384 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:28:09,384 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:28:09,384 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:28:09,384 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:28:09,384 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:28:09,384 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:28:09,384 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:28:09,385 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:28:09,385 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:28:09,385 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:28:09,385 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_2216a98d-bf08-4169-8840-8977b2597484/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 -> f8826e63977e5204bfb153113fa32b1df4948bea [2018-11-18 15:28:09,411 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:28:09,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:28:09,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:28:09,423 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:28:09,424 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:28:09,424 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label28_true-unreach-call_false-termination.c [2018-11-18 15:28:09,462 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/bin-2019/uautomizer/data/8ff4bdf4b/b3d2328823e04b65a2011b387468c9d2/FLAG31c6eb874 [2018-11-18 15:28:09,953 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:28:09,954 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/sv-benchmarks/c/eca-rers2012/Problem02_label28_true-unreach-call_false-termination.c [2018-11-18 15:28:09,966 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/bin-2019/uautomizer/data/8ff4bdf4b/b3d2328823e04b65a2011b387468c9d2/FLAG31c6eb874 [2018-11-18 15:28:10,444 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/bin-2019/uautomizer/data/8ff4bdf4b/b3d2328823e04b65a2011b387468c9d2 [2018-11-18 15:28:10,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:28:10,449 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:28:10,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:28:10,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:28:10,453 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:28:10,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:28:10" (1/1) ... [2018-11-18 15:28:10,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cfef79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:10, skipping insertion in model container [2018-11-18 15:28:10,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:28:10" (1/1) ... [2018-11-18 15:28:10,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:28:10,500 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:28:10,708 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:28:10,711 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:28:10,774 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:28:10,786 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:28:10,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:10 WrapperNode [2018-11-18 15:28:10,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:28:10,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:28:10,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:28:10,787 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:28:10,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:10" (1/1) ... [2018-11-18 15:28:10,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:10" (1/1) ... [2018-11-18 15:28:10,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:10" (1/1) ... [2018-11-18 15:28:10,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:10" (1/1) ... [2018-11-18 15:28:10,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:10" (1/1) ... [2018-11-18 15:28:10,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:10" (1/1) ... [2018-11-18 15:28:10,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:10" (1/1) ... [2018-11-18 15:28:10,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:28:10,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:28:10,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:28:10,901 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:28:10,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/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 [2018-11-18 15:28:10,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:28:10,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:28:10,949 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 15:28:10,949 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:28:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 15:28:10,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 15:28:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 15:28:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 15:28:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:28:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:28:10,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:28:11,642 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:28:11,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:28:11 BoogieIcfgContainer [2018-11-18 15:28:11,643 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:28:11,643 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:28:11,643 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:28:11,646 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:28:11,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:28:10" (1/3) ... [2018-11-18 15:28:11,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aa31584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:28:11, skipping insertion in model container [2018-11-18 15:28:11,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:10" (2/3) ... [2018-11-18 15:28:11,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aa31584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:28:11, skipping insertion in model container [2018-11-18 15:28:11,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:28:11" (3/3) ... [2018-11-18 15:28:11,649 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label28_true-unreach-call_false-termination.c [2018-11-18 15:28:11,655 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:28:11,660 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:28:11,670 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:28:11,692 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:28:11,693 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:28:11,693 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:28:11,693 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:28:11,693 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:28:11,693 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:28:11,693 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:28:11,693 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:28:11,693 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:28:11,711 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-18 15:28:11,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 15:28:11,720 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:11,721 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:11,722 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:11,726 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:11,726 INFO L82 PathProgramCache]: Analyzing trace with hash 1188010863, now seen corresponding path program 1 times [2018-11-18 15:28:11,727 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:11,728 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:11,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:11,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:11,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:12,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:12,045 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:12,045 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:28:12,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:28:12,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:28:12,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:28:12,064 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-18 15:28:12,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:12,585 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-18 15:28:12,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:28:12,586 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2018-11-18 15:28:12,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:12,595 INFO L225 Difference]: With dead ends: 618 [2018-11-18 15:28:12,595 INFO L226 Difference]: Without dead ends: 379 [2018-11-18 15:28:12,598 INFO L604 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 [2018-11-18 15:28:12,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-18 15:28:12,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-11-18 15:28:12,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-18 15:28:12,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 621 transitions. [2018-11-18 15:28:12,645 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 621 transitions. Word has length 131 [2018-11-18 15:28:12,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:12,645 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 621 transitions. [2018-11-18 15:28:12,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:28:12,646 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 621 transitions. [2018-11-18 15:28:12,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 15:28:12,648 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:12,649 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:12,649 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:12,649 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:12,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1256593146, now seen corresponding path program 1 times [2018-11-18 15:28:12,649 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:12,649 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:12,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:12,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:12,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:12,756 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:12,757 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:12,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:28:12,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:28:12,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:28:12,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:28:12,763 INFO L87 Difference]: Start difference. First operand 379 states and 621 transitions. Second operand 6 states. [2018-11-18 15:28:13,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:13,413 INFO L93 Difference]: Finished difference Result 1229 states and 2094 transitions. [2018-11-18 15:28:13,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 15:28:13,414 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 147 [2018-11-18 15:28:13,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:13,420 INFO L225 Difference]: With dead ends: 1229 [2018-11-18 15:28:13,420 INFO L226 Difference]: Without dead ends: 856 [2018-11-18 15:28:13,422 INFO L604 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 [2018-11-18 15:28:13,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2018-11-18 15:28:13,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 823. [2018-11-18 15:28:13,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-11-18 15:28:13,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1292 transitions. [2018-11-18 15:28:13,453 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1292 transitions. Word has length 147 [2018-11-18 15:28:13,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:13,453 INFO L480 AbstractCegarLoop]: Abstraction has 823 states and 1292 transitions. [2018-11-18 15:28:13,453 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:28:13,454 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1292 transitions. [2018-11-18 15:28:13,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 15:28:13,467 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:13,468 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:13,468 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:13,468 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:13,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1655989221, now seen corresponding path program 1 times [2018-11-18 15:28:13,468 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:13,468 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:13,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:13,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:13,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:13,577 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:13,577 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:13,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:28:13,578 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:28:13,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:28:13,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:28:13,579 INFO L87 Difference]: Start difference. First operand 823 states and 1292 transitions. Second operand 6 states. [2018-11-18 15:28:14,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:14,341 INFO L93 Difference]: Finished difference Result 2557 states and 4222 transitions. [2018-11-18 15:28:14,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:28:14,342 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 154 [2018-11-18 15:28:14,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:14,351 INFO L225 Difference]: With dead ends: 2557 [2018-11-18 15:28:14,351 INFO L226 Difference]: Without dead ends: 1740 [2018-11-18 15:28:14,356 INFO L604 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 [2018-11-18 15:28:14,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1740 states. [2018-11-18 15:28:14,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1740 to 1682. [2018-11-18 15:28:14,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1682 states. [2018-11-18 15:28:14,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1682 states and 2540 transitions. [2018-11-18 15:28:14,407 INFO L78 Accepts]: Start accepts. Automaton has 1682 states and 2540 transitions. Word has length 154 [2018-11-18 15:28:14,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:14,407 INFO L480 AbstractCegarLoop]: Abstraction has 1682 states and 2540 transitions. [2018-11-18 15:28:14,407 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:28:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2540 transitions. [2018-11-18 15:28:14,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 15:28:14,413 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:14,413 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:14,413 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:14,413 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:14,414 INFO L82 PathProgramCache]: Analyzing trace with hash -908866867, now seen corresponding path program 1 times [2018-11-18 15:28:14,414 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:14,414 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:14,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:14,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:14,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 15:28:14,497 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:28:14,497 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/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 [2018-11-18 15:28:14,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:14,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:28:14,670 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:14,688 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 15:28:14,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 15:28:14,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 15:28:14,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 15:28:14,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:28:14,690 INFO L87 Difference]: Start difference. First operand 1682 states and 2540 transitions. Second operand 9 states. [2018-11-18 15:28:15,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:15,097 INFO L93 Difference]: Finished difference Result 3397 states and 5323 transitions. [2018-11-18 15:28:15,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 15:28:15,097 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 156 [2018-11-18 15:28:15,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:15,103 INFO L225 Difference]: With dead ends: 3397 [2018-11-18 15:28:15,104 INFO L226 Difference]: Without dead ends: 1721 [2018-11-18 15:28:15,107 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 157 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-18 15:28:15,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1721 states. [2018-11-18 15:28:15,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1721 to 1653. [2018-11-18 15:28:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1653 states. [2018-11-18 15:28:15,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1653 states and 2428 transitions. [2018-11-18 15:28:15,140 INFO L78 Accepts]: Start accepts. Automaton has 1653 states and 2428 transitions. Word has length 156 [2018-11-18 15:28:15,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:15,140 INFO L480 AbstractCegarLoop]: Abstraction has 1653 states and 2428 transitions. [2018-11-18 15:28:15,140 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 15:28:15,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2428 transitions. [2018-11-18 15:28:15,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 15:28:15,144 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:15,144 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:15,144 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:15,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:15,144 INFO L82 PathProgramCache]: Analyzing trace with hash -575170835, now seen corresponding path program 1 times [2018-11-18 15:28:15,144 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:15,145 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:15,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:15,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:15,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:15,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:28:15,289 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 15:28:15,289 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 15:28:15,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 15:28:15,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:28:15,289 INFO L87 Difference]: Start difference. First operand 1653 states and 2428 transitions. Second operand 5 states. [2018-11-18 15:28:15,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:15,771 INFO L93 Difference]: Finished difference Result 3187 states and 4662 transitions. [2018-11-18 15:28:15,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 15:28:15,771 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 158 [2018-11-18 15:28:15,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:15,776 INFO L225 Difference]: With dead ends: 3187 [2018-11-18 15:28:15,776 INFO L226 Difference]: Without dead ends: 1392 [2018-11-18 15:28:15,780 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 15:28:15,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2018-11-18 15:28:15,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1378. [2018-11-18 15:28:15,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1378 states. [2018-11-18 15:28:15,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1378 states and 1946 transitions. [2018-11-18 15:28:15,810 INFO L78 Accepts]: Start accepts. Automaton has 1378 states and 1946 transitions. Word has length 158 [2018-11-18 15:28:15,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:15,811 INFO L480 AbstractCegarLoop]: Abstraction has 1378 states and 1946 transitions. [2018-11-18 15:28:15,811 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 15:28:15,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1946 transitions. [2018-11-18 15:28:15,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 15:28:15,815 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:15,815 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:15,815 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:15,815 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:15,816 INFO L82 PathProgramCache]: Analyzing trace with hash -1071690574, now seen corresponding path program 1 times [2018-11-18 15:28:15,816 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:15,816 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:15,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:15,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:15,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:15,880 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:15,880 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:28:15,880 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/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 [2018-11-18 15:28:15,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:15,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:28:15,980 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:16,004 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 15:28:16,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 15:28:16,005 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 15:28:16,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 15:28:16,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:28:16,005 INFO L87 Difference]: Start difference. First operand 1378 states and 1946 transitions. Second operand 9 states. [2018-11-18 15:28:17,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:17,401 INFO L93 Difference]: Finished difference Result 5976 states and 10083 transitions. [2018-11-18 15:28:17,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 15:28:17,402 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 163 [2018-11-18 15:28:17,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:17,432 INFO L225 Difference]: With dead ends: 5976 [2018-11-18 15:28:17,432 INFO L226 Difference]: Without dead ends: 4604 [2018-11-18 15:28:17,448 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2018-11-18 15:28:17,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4604 states. [2018-11-18 15:28:17,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4604 to 4401. [2018-11-18 15:28:17,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4401 states. [2018-11-18 15:28:17,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4401 states to 4401 states and 6280 transitions. [2018-11-18 15:28:17,590 INFO L78 Accepts]: Start accepts. Automaton has 4401 states and 6280 transitions. Word has length 163 [2018-11-18 15:28:17,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:17,590 INFO L480 AbstractCegarLoop]: Abstraction has 4401 states and 6280 transitions. [2018-11-18 15:28:17,590 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 15:28:17,591 INFO L276 IsEmpty]: Start isEmpty. Operand 4401 states and 6280 transitions. [2018-11-18 15:28:17,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 15:28:17,606 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:28:17,606 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:28:17,606 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:28:17,606 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:17,607 INFO L82 PathProgramCache]: Analyzing trace with hash 1685404542, now seen corresponding path program 1 times [2018-11-18 15:28:17,607 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:28:17,607 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:28:17,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:17,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:17,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:28:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:17,812 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:17,812 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:28:17,812 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 15:28:17,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:28:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:17,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:28:17,900 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 15:28:17,921 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 15:28:17,922 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2018-11-18 15:28:17,922 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 15:28:17,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 15:28:17,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-18 15:28:17,923 INFO L87 Difference]: Start difference. First operand 4401 states and 6280 transitions. Second operand 11 states. [2018-11-18 15:28:19,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:28:19,092 INFO L93 Difference]: Finished difference Result 8978 states and 13289 transitions. [2018-11-18 15:28:19,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 15:28:19,093 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 168 [2018-11-18 15:28:19,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:28:19,094 INFO L225 Difference]: With dead ends: 8978 [2018-11-18 15:28:19,094 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:28:19,114 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 179 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=158, Invalid=348, Unknown=0, NotChecked=0, Total=506 [2018-11-18 15:28:19,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:28:19,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:28:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:28:19,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:28:19,115 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 168 [2018-11-18 15:28:19,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:28:19,115 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:28:19,115 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 15:28:19,115 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:28:19,115 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:28:19,118 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:28:19,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 15:28:19,648 WARN L180 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 58 [2018-11-18 15:28:19,803 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 45 [2018-11-18 15:28:19,922 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 45 [2018-11-18 15:28:19,924 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:28:19,924 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|)) [2018-11-18 15:28:19,924 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:28:19,924 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,924 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,924 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,924 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,924 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,924 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-18 15:28:19,924 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-18 15:28:19,924 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 544) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,925 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-18 15:28:19,926 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-18 15:28:19,927 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-18 15:28:19,928 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,929 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,930 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,930 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-18 15:28:19,930 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-18 15:28:19,933 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-18 15:28:19,933 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-18 15:28:19,933 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 15:28:19,933 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-18 15:28:19,933 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-18 15:28:19,933 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-18 15:28:19,933 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-18 15:28:19,933 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-18 15:28:19,933 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-18 15:28:19,933 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-18 15:28:19,934 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-18 15:28:19,935 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-18 15:28:19,936 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-18 15:28:19,937 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-18 15:28:19,938 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-18 15:28:19,938 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-18 15:28:19,938 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-18 15:28:19,938 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-18 15:28:19,938 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-18 15:28:19,938 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,939 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,939 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,939 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse9 (= |old(~a28~0)| ~a28~0)) (.cse11 (= |old(~a17~0)| ~a17~0)) (.cse6 (= |old(~a25~0)| ~a25~0)) (.cse8 (= ~a19~0 |old(~a19~0)|))) (let ((.cse7 (= |old(~a11~0)| ~a11~0)) (.cse5 (= |old(~a11~0)| |old(~a19~0)|)) (.cse10 (not (= 1 |old(~a19~0)|))) (.cse3 (= 7 |old(~a17~0)|)) (.cse0 (< 10 |old(~a28~0)|)) (.cse1 (not (= 1 ~a21~0))) (.cse2 (and .cse9 (= ~a11~0 |old(~a11~0)|) .cse11 .cse6 .cse8)) (.cse4 (< 8 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse4 (not (= 9 |old(~a28~0)|)) (and .cse6 .cse7 (= ~a17~0 |old(~a17~0)|) (= 9 ~a28~0) .cse8)) (or .cse1 (and .cse6 .cse7 .cse9 (= 8 ~a17~0) .cse8) .cse10 .cse5 (not (= 8 |old(~a17~0)|))) (or .cse1 (not (= 7 |old(~a28~0)|)) .cse10 (not (= 1 |old(~a11~0)|)) (and (= 7 ~a28~0) (= 1 ~a11~0) .cse11 (= 1 ~a19~0) .cse6) (not .cse3)) (or .cse0 .cse1 .cse2 .cse4 (= 1 |old(~a25~0)|))))) [2018-11-18 15:28:19,939 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,939 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,939 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,939 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-18 15:28:19,939 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-18 15:28:19,939 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-18 15:28:19,939 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-18 15:28:19,939 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,940 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-18 15:28:19,941 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-18 15:28:19,942 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:28:19,943 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (= 8 ~a17~0) (= 1 ~a19~0) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1) (<= ~a28~0 9)) [2018-11-18 15:28:19,944 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:28:19,944 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:28:19,944 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (and (= |old(~a25~0)| ~a25~0) (= |old(~a11~0)| ~a11~0) (= |old(~a28~0)| ~a28~0) (= 8 ~a17~0) (= ~a19~0 |old(~a19~0)|)) (= |old(~a11~0)| |old(~a19~0)|) (not (= 8 |old(~a17~0)|)) (= 1 |old(~a25~0)|)) [2018-11-18 15:28:19,944 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-18 15:28:19,944 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse2 (<= ~a28~0 10)) (.cse0 (= 1 ~a19~0)) (.cse1 (not (= ~a19~0 ~a11~0))) (.cse3 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (and (= 8 ~a17~0) .cse0 .cse1) (= 1 |old(~a25~0)|) (and (not (= ~a25~0 1)) .cse2 .cse3) (and (not (= ~a17~0 7)) .cse2 .cse3) (and (= 7 ~a28~0) (= 1 ~a11~0) .cse0 .cse3) (= |old(~a11~0)| |old(~a19~0)|) (and (= 9 ~a28~0) .cse1 .cse3) (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)))) [2018-11-18 15:28:19,944 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-18 15:28:19,944 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-18 15:28:19,944 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse2 (<= ~a28~0 10)) (.cse0 (= 1 ~a19~0)) (.cse1 (not (= ~a19~0 ~a11~0))) (.cse3 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (and (= 8 ~a17~0) .cse0 .cse1) (= 1 |old(~a25~0)|) (and (not (= ~a25~0 1)) .cse2 .cse3) (and (not (= ~a17~0 7)) .cse2 .cse3) (and (= 7 ~a28~0) (= 1 ~a11~0) .cse0 .cse3) (= |old(~a11~0)| |old(~a19~0)|) (and (= 9 ~a28~0) .cse1 .cse3) (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)))) [2018-11-18 15:28:19,944 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-18 15:28:19,944 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-18 15:28:19,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:28:19 BoogieIcfgContainer [2018-11-18 15:28:19,961 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:28:19,961 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:28:19,961 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:28:19,961 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:28:19,962 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:28:11" (3/4) ... [2018-11-18 15:28:19,965 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:28:19,971 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:28:19,971 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 15:28:19,972 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:28:19,981 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 15:28:19,982 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 15:28:20,003 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(1 == a21) || ((8 == a17 && 1 == a19) && !(a19 == a11))) || 1 == \old(a25)) || ((!(a25 == 1) && a28 <= 10) && a17 <= 8)) || ((!(a17 == 7) && a28 <= 10) && a17 <= 8)) || (((7 == a28 && 1 == a11) && 1 == a19) && a17 <= 8)) || \old(a11) == \old(a19)) || ((9 == a28 && !(a19 == a11)) && a17 <= 8)) || 9 < \old(a28)) || !(1 == \old(a19))) || !(8 == \old(a17)) [2018-11-18 15:28:20,071 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2216a98d-bf08-4169-8840-8977b2597484/bin-2019/uautomizer/witness.graphml [2018-11-18 15:28:20,071 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:28:20,072 INFO L168 Benchmark]: Toolchain (without parser) took 9623.93 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 364.4 MB). Free memory was 951.2 MB in the beginning and 1.2 GB in the end (delta: -283.3 MB). Peak memory consumption was 81.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:28:20,072 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:28:20,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.80 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 918.9 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:28:20,073 INFO L168 Benchmark]: Boogie Preprocessor took 114.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 918.9 MB in the beginning and 1.1 GB in the end (delta: -212.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:28:20,073 INFO L168 Benchmark]: RCFGBuilder took 741.77 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: 100.6 MB). Peak memory consumption was 100.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:28:20,073 INFO L168 Benchmark]: TraceAbstraction took 8317.52 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 226.5 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -224.2 MB). Peak memory consumption was 421.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:28:20,074 INFO L168 Benchmark]: Witness Printer took 110.21 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: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:28:20,075 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 336.80 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 918.9 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 114.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 918.9 MB in the beginning and 1.1 GB in the end (delta: -212.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 741.77 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: 100.6 MB). Peak memory consumption was 100.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8317.52 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 226.5 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -224.2 MB). Peak memory consumption was 421.5 MB. Max. memory is 11.5 GB. * Witness Printer took 110.21 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: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 544]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((!(1 == a21) || ((8 == a17 && 1 == a19) && !(a19 == a11))) || 1 == \old(a25)) || ((!(a25 == 1) && a28 <= 10) && a17 <= 8)) || ((!(a17 == 7) && a28 <= 10) && a17 <= 8)) || (((7 == a28 && 1 == a11) && 1 == a19) && a17 <= 8)) || \old(a11) == \old(a19)) || ((9 == a28 && !(a19 == a11)) && a17 <= 8)) || 9 < \old(a28)) || !(1 == \old(a19))) || !(8 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 8.2s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 5.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 795 SDtfs, 7733 SDslu, 1068 SDs, 0 SdLazy, 6927 SolverSat, 1629 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 587 GetRequests, 516 SyntacticMatches, 8 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4401occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 376 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 131 PreInvPairs, 221 NumberOfFragments, 403 HoareAnnotationTreeSize, 131 FomulaSimplifications, 18120 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3872 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1564 NumberOfCodeBlocks, 1564 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1554 ConstructedInterpolants, 0 QuantifiedInterpolants, 841570 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1254 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 240/273 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...