./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label25_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label25_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/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 23f7450b399d10b1ac0a8f247ff41c3f7806d83a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:56:30,468 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:56:30,469 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:56:30,477 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:56:30,477 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:56:30,478 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:56:30,479 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:56:30,480 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:56:30,481 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:56:30,482 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:56:30,482 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:56:30,482 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:56:30,483 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:56:30,484 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:56:30,484 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:56:30,485 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:56:30,485 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:56:30,486 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:56:30,488 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:56:30,489 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:56:30,489 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:56:30,490 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:56:30,491 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:56:30,492 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:56:30,492 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:56:30,492 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:56:30,493 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:56:30,493 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:56:30,494 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:56:30,495 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:56:30,495 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:56:30,495 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:56:30,495 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:56:30,495 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:56:30,496 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:56:30,496 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:56:30,497 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 07:56:30,506 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:56:30,506 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:56:30,507 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:56:30,507 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:56:30,507 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:56:30,507 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:56:30,507 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 07:56:30,508 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:56:30,508 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:56:30,508 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:56:30,508 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:56:30,508 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:56:30,508 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:56:30,508 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:56:30,508 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:56:30,509 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:56:30,509 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:56:30,509 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:56:30,509 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:56:30,509 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:56:30,509 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:56:30,509 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:56:30,510 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:56:30,510 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:56:30,510 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:56:30,510 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:56:30,510 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 07:56:30,510 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:56:30,510 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:56:30,510 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_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/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 -> 23f7450b399d10b1ac0a8f247ff41c3f7806d83a [2018-11-10 07:56:30,533 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:56:30,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:56:30,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:56:30,545 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:56:30,545 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:56:30,546 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label25_true-unreach-call.c [2018-11-10 07:56:30,580 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/data/75d702ef2/d5b89bda5d6d4a99913bd9f457bf2750/FLAG07c011730 [2018-11-10 07:56:31,047 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:56:31,048 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/sv-benchmarks/c/eca-rers2012/Problem10_label25_true-unreach-call.c [2018-11-10 07:56:31,057 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/data/75d702ef2/d5b89bda5d6d4a99913bd9f457bf2750/FLAG07c011730 [2018-11-10 07:56:31,068 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/data/75d702ef2/d5b89bda5d6d4a99913bd9f457bf2750 [2018-11-10 07:56:31,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:56:31,072 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 07:56:31,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:56:31,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:56:31,076 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:56:31,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:56:31" (1/1) ... [2018-11-10 07:56:31,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc2202b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:56:31, skipping insertion in model container [2018-11-10 07:56:31,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:56:31" (1/1) ... [2018-11-10 07:56:31,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:56:31,123 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:56:31,324 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:56:31,326 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:56:31,390 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:56:31,402 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:56:31,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:56:31 WrapperNode [2018-11-10 07:56:31,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:56:31,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:56:31,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:56:31,403 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:56:31,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:56:31" (1/1) ... [2018-11-10 07:56:31,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:56:31" (1/1) ... [2018-11-10 07:56:31,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:56:31" (1/1) ... [2018-11-10 07:56:31,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:56:31" (1/1) ... [2018-11-10 07:56:31,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:56:31" (1/1) ... [2018-11-10 07:56:31,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:56:31" (1/1) ... [2018-11-10 07:56:31,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:56:31" (1/1) ... [2018-11-10 07:56:31,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:56:31,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:56:31,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:56:31,516 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:56:31,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:56:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:56:31,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:56:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:56:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 07:56:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:56:31,559 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 07:56:31,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 07:56:31,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 07:56:31,559 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 07:56:31,559 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:56:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:56:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:56:32,343 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:56:32,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:56:32 BoogieIcfgContainer [2018-11-10 07:56:32,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:56:32,344 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 07:56:32,344 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 07:56:32,346 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 07:56:32,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:56:31" (1/3) ... [2018-11-10 07:56:32,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18bdd34d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:56:32, skipping insertion in model container [2018-11-10 07:56:32,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:56:31" (2/3) ... [2018-11-10 07:56:32,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18bdd34d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:56:32, skipping insertion in model container [2018-11-10 07:56:32,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:56:32" (3/3) ... [2018-11-10 07:56:32,348 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label25_true-unreach-call.c [2018-11-10 07:56:32,354 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 07:56:32,360 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 07:56:32,368 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 07:56:32,389 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 07:56:32,390 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 07:56:32,390 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 07:56:32,390 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 07:56:32,390 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:56:32,390 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:56:32,390 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 07:56:32,390 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:56:32,390 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 07:56:32,406 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-10 07:56:32,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 07:56:32,413 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:56:32,414 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] [2018-11-10 07:56:32,416 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:56:32,419 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:56:32,420 INFO L82 PathProgramCache]: Analyzing trace with hash 382760497, now seen corresponding path program 1 times [2018-11-10 07:56:32,421 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:56:32,421 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:56:32,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:32,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:56:32,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:56:32,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:56:32,656 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:56:32,656 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:56:32,660 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:56:32,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:56:32,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:56:32,674 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-11-10 07:56:33,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:56:33,298 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-11-10 07:56:33,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:56:33,301 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 71 [2018-11-10 07:56:33,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:56:33,312 INFO L225 Difference]: With dead ends: 574 [2018-11-10 07:56:33,312 INFO L226 Difference]: Without dead ends: 356 [2018-11-10 07:56:33,316 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:56:33,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-11-10 07:56:33,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-11-10 07:56:33,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-10 07:56:33,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 592 transitions. [2018-11-10 07:56:33,357 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 592 transitions. Word has length 71 [2018-11-10 07:56:33,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:56:33,357 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 592 transitions. [2018-11-10 07:56:33,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:56:33,358 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 592 transitions. [2018-11-10 07:56:33,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 07:56:33,362 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:56:33,362 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:56:33,363 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:56:33,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:56:33,363 INFO L82 PathProgramCache]: Analyzing trace with hash -1446129720, now seen corresponding path program 1 times [2018-11-10 07:56:33,363 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:56:33,363 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:56:33,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:33,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:56:33,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:56:33,521 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:56:33,521 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:56:33,522 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:56:33,523 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:56:33,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:56:33,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:56:33,524 INFO L87 Difference]: Start difference. First operand 356 states and 592 transitions. Second operand 6 states. [2018-11-10 07:56:34,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:56:34,364 INFO L93 Difference]: Finished difference Result 1002 states and 1689 transitions. [2018-11-10 07:56:34,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 07:56:34,366 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 141 [2018-11-10 07:56:34,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:56:34,371 INFO L225 Difference]: With dead ends: 1002 [2018-11-10 07:56:34,371 INFO L226 Difference]: Without dead ends: 652 [2018-11-10 07:56:34,373 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-10 07:56:34,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2018-11-10 07:56:34,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 640. [2018-11-10 07:56:34,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 640 states. [2018-11-10 07:56:34,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 960 transitions. [2018-11-10 07:56:34,400 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 960 transitions. Word has length 141 [2018-11-10 07:56:34,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:56:34,401 INFO L481 AbstractCegarLoop]: Abstraction has 640 states and 960 transitions. [2018-11-10 07:56:34,401 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:56:34,401 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 960 transitions. [2018-11-10 07:56:34,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-10 07:56:34,404 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:56:34,405 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:56:34,405 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:56:34,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:56:34,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1467562684, now seen corresponding path program 1 times [2018-11-10 07:56:34,405 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:56:34,405 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:56:34,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:34,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:56:34,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:56:34,512 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:56:34,512 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:56:34,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 07:56:34,513 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 07:56:34,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 07:56:34,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 07:56:34,514 INFO L87 Difference]: Start difference. First operand 640 states and 960 transitions. Second operand 4 states. [2018-11-10 07:56:35,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:56:35,268 INFO L93 Difference]: Finished difference Result 2128 states and 3336 transitions. [2018-11-10 07:56:35,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 07:56:35,269 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 151 [2018-11-10 07:56:35,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:56:35,273 INFO L225 Difference]: With dead ends: 2128 [2018-11-10 07:56:35,273 INFO L226 Difference]: Without dead ends: 904 [2018-11-10 07:56:35,279 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 07:56:35,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2018-11-10 07:56:35,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 904. [2018-11-10 07:56:35,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 904 states. [2018-11-10 07:56:35,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1277 transitions. [2018-11-10 07:56:35,302 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1277 transitions. Word has length 151 [2018-11-10 07:56:35,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:56:35,302 INFO L481 AbstractCegarLoop]: Abstraction has 904 states and 1277 transitions. [2018-11-10 07:56:35,303 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 07:56:35,303 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1277 transitions. [2018-11-10 07:56:35,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 07:56:35,306 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:56:35,306 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:56:35,306 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:56:35,306 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:56:35,306 INFO L82 PathProgramCache]: Analyzing trace with hash -774507349, now seen corresponding path program 1 times [2018-11-10 07:56:35,307 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:56:35,307 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:56:35,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:35,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:56:35,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:56:35,446 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:56:35,446 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:56:35,447 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:56:35,447 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:56:35,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:56:35,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:56:35,448 INFO L87 Difference]: Start difference. First operand 904 states and 1277 transitions. Second operand 6 states. [2018-11-10 07:56:36,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:56:36,059 INFO L93 Difference]: Finished difference Result 2127 states and 3078 transitions. [2018-11-10 07:56:36,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 07:56:36,060 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 194 [2018-11-10 07:56:36,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:56:36,065 INFO L225 Difference]: With dead ends: 2127 [2018-11-10 07:56:36,065 INFO L226 Difference]: Without dead ends: 1229 [2018-11-10 07:56:36,068 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-10 07:56:36,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1229 states. [2018-11-10 07:56:36,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1229 to 1208. [2018-11-10 07:56:36,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1208 states. [2018-11-10 07:56:36,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1646 transitions. [2018-11-10 07:56:36,100 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1646 transitions. Word has length 194 [2018-11-10 07:56:36,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:56:36,100 INFO L481 AbstractCegarLoop]: Abstraction has 1208 states and 1646 transitions. [2018-11-10 07:56:36,100 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:56:36,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1646 transitions. [2018-11-10 07:56:36,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-10 07:56:36,104 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:56:36,105 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:56:36,105 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:56:36,105 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:56:36,105 INFO L82 PathProgramCache]: Analyzing trace with hash 1703489504, now seen corresponding path program 1 times [2018-11-10 07:56:36,105 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:56:36,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:56:36,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:36,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:56:36,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:56:36,248 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 128 proven. 78 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 07:56:36,248 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:56:36,248 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:56:36,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:56:36,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:56:36,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:56:36,437 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-10 07:56:36,463 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:56:36,463 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-10 07:56:36,464 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:56:36,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:56:36,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:56:36,464 INFO L87 Difference]: Start difference. First operand 1208 states and 1646 transitions. Second operand 6 states. [2018-11-10 07:56:37,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:56:37,526 INFO L93 Difference]: Finished difference Result 3634 states and 5011 transitions. [2018-11-10 07:56:37,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 07:56:37,526 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 242 [2018-11-10 07:56:37,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:56:37,532 INFO L225 Difference]: With dead ends: 3634 [2018-11-10 07:56:37,533 INFO L226 Difference]: Without dead ends: 2432 [2018-11-10 07:56:37,536 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 245 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-10 07:56:37,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2432 states. [2018-11-10 07:56:37,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2432 to 2235. [2018-11-10 07:56:37,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2235 states. [2018-11-10 07:56:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 2235 states and 2953 transitions. [2018-11-10 07:56:37,576 INFO L78 Accepts]: Start accepts. Automaton has 2235 states and 2953 transitions. Word has length 242 [2018-11-10 07:56:37,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:56:37,576 INFO L481 AbstractCegarLoop]: Abstraction has 2235 states and 2953 transitions. [2018-11-10 07:56:37,576 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:56:37,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 2953 transitions. [2018-11-10 07:56:37,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-10 07:56:37,581 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:56:37,582 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-11-10 07:56:37,582 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:56:37,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:56:37,582 INFO L82 PathProgramCache]: Analyzing trace with hash -677086258, now seen corresponding path program 1 times [2018-11-10 07:56:37,582 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:56:37,582 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:56:37,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:37,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:56:37,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:37,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:56:38,129 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 266 proven. 82 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-10 07:56:38,129 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:56:38,129 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:56:38,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:56:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:56:38,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:56:38,329 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 350 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-10 07:56:38,355 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 07:56:38,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 5] total 17 [2018-11-10 07:56:38,356 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-10 07:56:38,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-10 07:56:38,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2018-11-10 07:56:38,357 INFO L87 Difference]: Start difference. First operand 2235 states and 2953 transitions. Second operand 17 states. [2018-11-10 07:56:41,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:56:41,221 INFO L93 Difference]: Finished difference Result 6558 states and 9890 transitions. [2018-11-10 07:56:41,221 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-11-10 07:56:41,221 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 313 [2018-11-10 07:56:41,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:56:41,252 INFO L225 Difference]: With dead ends: 6558 [2018-11-10 07:56:41,253 INFO L226 Difference]: Without dead ends: 4329 [2018-11-10 07:56:41,276 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 692 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=649, Invalid=2107, Unknown=0, NotChecked=0, Total=2756 [2018-11-10 07:56:41,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4329 states. [2018-11-10 07:56:41,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4329 to 4076. [2018-11-10 07:56:41,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4076 states. [2018-11-10 07:56:41,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4076 states to 4076 states and 5058 transitions. [2018-11-10 07:56:41,394 INFO L78 Accepts]: Start accepts. Automaton has 4076 states and 5058 transitions. Word has length 313 [2018-11-10 07:56:41,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:56:41,394 INFO L481 AbstractCegarLoop]: Abstraction has 4076 states and 5058 transitions. [2018-11-10 07:56:41,394 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-10 07:56:41,394 INFO L276 IsEmpty]: Start isEmpty. Operand 4076 states and 5058 transitions. [2018-11-10 07:56:41,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-10 07:56:41,408 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:56:41,408 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:56:41,409 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:56:41,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:56:41,409 INFO L82 PathProgramCache]: Analyzing trace with hash -161247098, now seen corresponding path program 1 times [2018-11-10 07:56:41,409 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:56:41,409 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:56:41,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:41,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:56:41,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:56:41,622 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 192 proven. 140 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-10 07:56:41,622 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:56:41,622 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:56:41,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:56:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:56:41,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:56:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2018-11-10 07:56:41,757 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:56:41,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-11-10 07:56:41,758 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 07:56:41,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 07:56:41,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-10 07:56:41,759 INFO L87 Difference]: Start difference. First operand 4076 states and 5058 transitions. Second operand 9 states. [2018-11-10 07:56:42,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:56:42,718 INFO L93 Difference]: Finished difference Result 8069 states and 10109 transitions. [2018-11-10 07:56:42,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 07:56:42,719 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 317 [2018-11-10 07:56:42,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:56:42,730 INFO L225 Difference]: With dead ends: 8069 [2018-11-10 07:56:42,730 INFO L226 Difference]: Without dead ends: 4336 [2018-11-10 07:56:42,741 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 347 GetRequests, 327 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=123, Invalid=297, Unknown=0, NotChecked=0, Total=420 [2018-11-10 07:56:42,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4336 states. [2018-11-10 07:56:42,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4336 to 3789. [2018-11-10 07:56:42,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3789 states. [2018-11-10 07:56:42,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 3789 states and 4477 transitions. [2018-11-10 07:56:42,818 INFO L78 Accepts]: Start accepts. Automaton has 3789 states and 4477 transitions. Word has length 317 [2018-11-10 07:56:42,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:56:42,819 INFO L481 AbstractCegarLoop]: Abstraction has 3789 states and 4477 transitions. [2018-11-10 07:56:42,819 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 07:56:42,819 INFO L276 IsEmpty]: Start isEmpty. Operand 3789 states and 4477 transitions. [2018-11-10 07:56:42,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-11-10 07:56:42,831 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:56:42,832 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-10 07:56:42,832 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:56:42,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:56:42,832 INFO L82 PathProgramCache]: Analyzing trace with hash 765572205, now seen corresponding path program 1 times [2018-11-10 07:56:42,832 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:56:42,832 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:56:42,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:42,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:56:42,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:56:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:56:43,273 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 283 proven. 158 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 07:56:43,273 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:56:43,274 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:56:43,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:56:43,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:56:43,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:56:45,998 WARN L179 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 184 DAG size of output: 39 [2018-11-10 07:56:46,255 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 377 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-10 07:56:46,270 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 07:56:46,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 18 [2018-11-10 07:56:46,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-10 07:56:46,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-10 07:56:46,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2018-11-10 07:56:46,271 INFO L87 Difference]: Start difference. First operand 3789 states and 4477 transitions. Second operand 18 states. [2018-11-10 07:57:02,344 WARN L179 SmtUtils]: Spent 4.15 s on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2018-11-10 07:57:16,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:57:16,716 INFO L93 Difference]: Finished difference Result 11453 states and 14186 transitions. [2018-11-10 07:57:16,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-11-10 07:57:16,716 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 358 [2018-11-10 07:57:16,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:57:16,730 INFO L225 Difference]: With dead ends: 11453 [2018-11-10 07:57:16,730 INFO L226 Difference]: Without dead ends: 7815 [2018-11-10 07:57:16,739 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 385 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 743 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=558, Invalid=2198, Unknown=0, NotChecked=0, Total=2756 [2018-11-10 07:57:16,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7815 states. [2018-11-10 07:57:16,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7815 to 7364. [2018-11-10 07:57:16,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7364 states. [2018-11-10 07:57:16,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7364 states to 7364 states and 8720 transitions. [2018-11-10 07:57:16,821 INFO L78 Accepts]: Start accepts. Automaton has 7364 states and 8720 transitions. Word has length 358 [2018-11-10 07:57:16,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:57:16,821 INFO L481 AbstractCegarLoop]: Abstraction has 7364 states and 8720 transitions. [2018-11-10 07:57:16,821 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-10 07:57:16,821 INFO L276 IsEmpty]: Start isEmpty. Operand 7364 states and 8720 transitions. [2018-11-10 07:57:16,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-11-10 07:57:16,831 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:57:16,831 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-10 07:57:16,831 INFO L424 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:57:16,831 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:57:16,832 INFO L82 PathProgramCache]: Analyzing trace with hash 651085646, now seen corresponding path program 1 times [2018-11-10 07:57:16,832 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:57:16,832 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:57:16,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:57:16,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:57:16,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:57:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:57:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-10 07:57:16,955 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:57:16,955 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 07:57:16,956 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 07:57:16,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 07:57:16,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 07:57:16,956 INFO L87 Difference]: Start difference. First operand 7364 states and 8720 transitions. Second operand 4 states. [2018-11-10 07:57:17,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:57:17,545 INFO L93 Difference]: Finished difference Result 17974 states and 22153 transitions. [2018-11-10 07:57:17,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 07:57:17,546 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 377 [2018-11-10 07:57:17,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:57:17,573 INFO L225 Difference]: With dead ends: 17974 [2018-11-10 07:57:17,574 INFO L226 Difference]: Without dead ends: 10761 [2018-11-10 07:57:17,589 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 07:57:17,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10761 states. [2018-11-10 07:57:17,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10761 to 10756. [2018-11-10 07:57:17,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10756 states. [2018-11-10 07:57:17,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10756 states to 10756 states and 12906 transitions. [2018-11-10 07:57:17,763 INFO L78 Accepts]: Start accepts. Automaton has 10756 states and 12906 transitions. Word has length 377 [2018-11-10 07:57:17,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:57:17,763 INFO L481 AbstractCegarLoop]: Abstraction has 10756 states and 12906 transitions. [2018-11-10 07:57:17,764 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 07:57:17,764 INFO L276 IsEmpty]: Start isEmpty. Operand 10756 states and 12906 transitions. [2018-11-10 07:57:17,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2018-11-10 07:57:17,780 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:57:17,780 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-10 07:57:17,781 INFO L424 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:57:17,781 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:57:17,781 INFO L82 PathProgramCache]: Analyzing trace with hash -268100511, now seen corresponding path program 1 times [2018-11-10 07:57:17,781 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:57:17,781 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:57:17,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:57:17,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:57:17,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:57:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:57:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 269 proven. 89 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-10 07:57:18,085 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:57:18,085 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:57:18,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:57:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:57:18,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:57:18,273 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 395 proven. 2 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 07:57:18,290 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 07:57:18,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2018-11-10 07:57:18,290 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-10 07:57:18,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-10 07:57:18,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-11-10 07:57:18,291 INFO L87 Difference]: Start difference. First operand 10756 states and 12906 transitions. Second operand 11 states. [2018-11-10 07:57:19,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:57:19,340 INFO L93 Difference]: Finished difference Result 21028 states and 25723 transitions. [2018-11-10 07:57:19,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-10 07:57:19,340 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 396 [2018-11-10 07:57:19,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:57:19,367 INFO L225 Difference]: With dead ends: 21028 [2018-11-10 07:57:19,367 INFO L226 Difference]: Without dead ends: 10423 [2018-11-10 07:57:19,388 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 403 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=109, Invalid=271, Unknown=0, NotChecked=0, Total=380 [2018-11-10 07:57:19,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10423 states. [2018-11-10 07:57:19,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10423 to 9301. [2018-11-10 07:57:19,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9301 states. [2018-11-10 07:57:19,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9301 states to 9301 states and 11260 transitions. [2018-11-10 07:57:19,556 INFO L78 Accepts]: Start accepts. Automaton has 9301 states and 11260 transitions. Word has length 396 [2018-11-10 07:57:19,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:57:19,557 INFO L481 AbstractCegarLoop]: Abstraction has 9301 states and 11260 transitions. [2018-11-10 07:57:19,557 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-10 07:57:19,557 INFO L276 IsEmpty]: Start isEmpty. Operand 9301 states and 11260 transitions. [2018-11-10 07:57:19,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-11-10 07:57:19,571 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:57:19,572 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-10 07:57:19,572 INFO L424 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:57:19,572 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:57:19,572 INFO L82 PathProgramCache]: Analyzing trace with hash 642099933, now seen corresponding path program 1 times [2018-11-10 07:57:19,572 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:57:19,572 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:57:19,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:57:19,573 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:57:19,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:57:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:57:20,053 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 182 proven. 222 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 07:57:20,053 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:57:20,054 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:57:20,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:57:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:57:20,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:57:22,429 WARN L179 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 33 DAG size of output: 25 [2018-11-10 07:57:24,192 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 479 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:57:24,207 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 07:57:24,208 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2018-11-10 07:57:24,208 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 07:57:24,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 07:57:24,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=281, Unknown=1, NotChecked=0, Total=342 [2018-11-10 07:57:24,209 INFO L87 Difference]: Start difference. First operand 9301 states and 11260 transitions. Second operand 19 states. [2018-11-10 07:57:27,253 WARN L179 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 42 DAG size of output: 31 [2018-11-10 07:59:39,094 WARN L179 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 55 DAG size of output: 44 [2018-11-10 08:00:25,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:00:25,449 INFO L93 Difference]: Finished difference Result 24981 states and 32176 transitions. [2018-11-10 08:00:25,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-11-10 08:00:25,449 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 414 [2018-11-10 08:00:25,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:00:25,450 INFO L225 Difference]: With dead ends: 24981 [2018-11-10 08:00:25,450 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 08:00:25,491 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 418 SyntacticMatches, 2 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 797 ImplicationChecksByTransitivity, 11.1s TimeCoverageRelationStatistics Valid=520, Invalid=2447, Unknown=3, NotChecked=0, Total=2970 [2018-11-10 08:00:25,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 08:00:25,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 08:00:25,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 08:00:25,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 08:00:25,492 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 414 [2018-11-10 08:00:25,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:00:25,492 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 08:00:25,492 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 08:00:25,492 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 08:00:25,493 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:00:25,496 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 08:00:25,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:25,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,407 WARN L179 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 335 [2018-11-10 08:00:26,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:26,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:00:27,001 WARN L179 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 335 [2018-11-10 08:00:30,666 WARN L179 SmtUtils]: Spent 3.60 s on a formula simplification. DAG size of input: 383 DAG size of output: 75 [2018-11-10 08:00:32,875 WARN L179 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 342 DAG size of output: 86 [2018-11-10 08:00:35,080 WARN L179 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 342 DAG size of output: 86 [2018-11-10 08:00:35,082 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:00:35,082 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-10 08:00:35,082 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:00:35,082 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-10 08:00:35,082 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,082 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,082 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,082 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,082 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,083 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 196) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-10 08:00:35,084 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-10 08:00:35,085 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-10 08:00:35,086 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-10 08:00:35,087 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-10 08:00:35,087 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-10 08:00:35,087 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-10 08:00:35,087 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,087 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,087 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,087 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,087 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,088 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,089 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-10 08:00:35,090 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-10 08:00:35,091 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-10 08:00:35,092 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-10 08:00:35,092 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-10 08:00:35,092 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse10 (= ~a1~0 |old(~a1~0)|)) (.cse8 (= ~a19~0 |old(~a19~0)|)) (.cse9 (= |old(~a10~0)| ~a10~0))) (let ((.cse0 (= 7 |old(~a19~0)|)) (.cse5 (< |old(~a10~0)| 1)) (.cse11 (< 33 |old(~a1~0)|)) (.cse4 (= 3 |old(~a10~0)|)) (.cse6 (= 4 |old(~a10~0)|)) (.cse1 (not (= 14 ~a4~0))) (.cse2 (not (= 0 ~a12~0))) (.cse3 (and .cse10 .cse8 .cse9))) (and (or .cse0 (= 10 |old(~a19~0)|) .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse1 .cse2 (forall ((v_prenex_32 Int)) (let ((.cse7 (mod v_prenex_32 299890))) (or (< |old(~a1~0)| v_prenex_32) (<= 0 v_prenex_32) (= 0 .cse7) (< |old(~a1~0)| (+ .cse7 221))))) .cse3) (or (and (and .cse8 .cse9) .cse10) (and (or .cse0 (< 38 |old(~a1~0)|) .cse1 .cse2 (not (= |old(~a10~0)| 0))) (or .cse0 .cse1 .cse2 .cse11 (< 0 |old(~a10~0)|)))) (or (and (= 8 ~a19~0) .cse9) (not (= 8 |old(~a19~0)|))) (or .cse4 .cse5 .cse0 .cse6 .cse1 .cse2 (and .cse8 .cse9 .cse10)) (or .cse4 .cse5 .cse6 .cse3 .cse1 .cse2 .cse11) (or .cse4 .cse6 (< |old(~a10~0)| 2) .cse1 .cse2 .cse3)))) [2018-11-10 08:00:35,092 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-10 08:00:35,092 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-10 08:00:35,092 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-10 08:00:35,092 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,092 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,092 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,092 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,092 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,092 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-10 08:00:35,093 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 574) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-10 08:00:35,094 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (not (= 7 ~a19~0)) (<= ~a1~0 23) (not (= ~a19~0 10)) (= ~a12~0 0) (<= ~a10~0 0) (= ~a4~0 14)) [2018-11-10 08:00:35,095 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 7 |old(~a19~0)|) (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0)) (< 23 |old(~a1~0)|) (< 0 |old(~a10~0)|)) [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse1 (<= 1 ~a10~0)) (.cse5 (not (= 7 ~a19~0))) (.cse3 (<= ~a1~0 33)) (.cse0 (not (= ~a10~0 3))) (.cse2 (= |old(~a10~0)| 0)) (.cse4 (not (= ~a10~0 4)))) (or (< |old(~a1~0)| 23) (= 8 ~a19~0) (not (= 14 ~a4~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (< 0 |old(~a10~0)|) (not (= 0 ~a12~0)) (and .cse0 .cse5 .cse1 .cse2 .cse4) (and (<= 23 ~a1~0) (<= ~a1~0 23) (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0)) (and .cse2 (and .cse5 (not (= ~a19~0 10)))) (< 23 |old(~a1~0)|) (or (and (<= ~a1~0 38) .cse5 (= ~a10~0 |old(~a10~0)|) .cse2) (and .cse5 .cse2 (<= ~a10~0 0) .cse3)) (= 7 |old(~a19~0)|) (and .cse0 .cse2 (<= 2 ~a10~0) .cse4) (and (= 1 ~a10~0) (= 0 |old(~a10~0)|) (exists ((v_prenex_32 Int) (|v_old(~a1~0)_AFTER_CALL_22| Int)) (let ((.cse6 (mod v_prenex_32 299890))) (and (<= (+ v_prenex_32 523690) (div |v_old(~a1~0)_AFTER_CALL_22| 5)) (<= (+ .cse6 221) ~a1~0) (<= 110 |v_old(~a1~0)_AFTER_CALL_22|) (not (= 0 .cse6)) (< v_prenex_32 0) (<= |v_old(~a1~0)_AFTER_CALL_22| 198))))) (= 10 |old(~a19~0)|))) [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-10 08:00:35,095 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-10 08:00:35,096 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-10 08:00:35,096 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse1 (<= 1 ~a10~0)) (.cse5 (not (= 7 ~a19~0))) (.cse3 (<= ~a1~0 33)) (.cse0 (not (= ~a10~0 3))) (.cse2 (= |old(~a10~0)| 0)) (.cse4 (not (= ~a10~0 4)))) (or (< |old(~a1~0)| 23) (= 8 ~a19~0) (not (= 14 ~a4~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (< 0 |old(~a10~0)|) (not (= 0 ~a12~0)) (and .cse0 .cse5 .cse1 .cse2 .cse4) (and (<= 23 ~a1~0) (<= ~a1~0 23) (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0)) (and .cse2 (and .cse5 (not (= ~a19~0 10)))) (< 23 |old(~a1~0)|) (or (and (<= ~a1~0 38) .cse5 (= ~a10~0 |old(~a10~0)|) .cse2) (and .cse5 .cse2 (<= ~a10~0 0) .cse3)) (= 7 |old(~a19~0)|) (and .cse0 .cse2 (<= 2 ~a10~0) .cse4) (and (= 1 ~a10~0) (= 0 |old(~a10~0)|) (exists ((v_prenex_32 Int) (|v_old(~a1~0)_AFTER_CALL_22| Int)) (let ((.cse6 (mod v_prenex_32 299890))) (and (<= (+ v_prenex_32 523690) (div |v_old(~a1~0)_AFTER_CALL_22| 5)) (<= (+ .cse6 221) ~a1~0) (<= 110 |v_old(~a1~0)_AFTER_CALL_22|) (not (= 0 .cse6)) (< v_prenex_32 0) (<= |v_old(~a1~0)_AFTER_CALL_22| 198))))) (= 10 |old(~a19~0)|))) [2018-11-10 08:00:35,096 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-10 08:00:35,101 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,102 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] [2018-11-10 08:00:35,102 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,102 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] [2018-11-10 08:00:35,103 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,103 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,103 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] [2018-11-10 08:00:35,115 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,115 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] [2018-11-10 08:00:35,115 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,115 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] [2018-11-10 08:00:35,115 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,116 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,116 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] [2018-11-10 08:00:35,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 08:00:35 BoogieIcfgContainer [2018-11-10 08:00:35,118 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 08:00:35,123 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:00:35,123 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:00:35,125 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:00:35,125 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:56:32" (3/4) ... [2018-11-10 08:00:35,128 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:00:35,133 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 08:00:35,133 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 08:00:35,134 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 08:00:35,142 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 08:00:35,143 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 08:00:35,161 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((\old(a1) < 23 || 8 == a19) || !(14 == a4)) || ((((!(a10 == 3) && 1 <= a10) && \old(a10) == 0) && a1 <= 33) && !(a10 == 4))) || 0 < \old(a10)) || !(0 == a12)) || ((((!(a10 == 3) && !(7 == a19)) && 1 <= a10) && \old(a10) == 0) && !(a10 == 4))) || (((23 <= a1 && a1 <= 23) && a19 == \old(a19)) && \old(a10) == a10)) || (\old(a10) == 0 && !(7 == a19) && !(a19 == 10))) || 23 < \old(a1)) || (((a1 <= 38 && !(7 == a19)) && a10 == \old(a10)) && \old(a10) == 0) || (((!(7 == a19) && \old(a10) == 0) && a10 <= 0) && a1 <= 33)) || 7 == \old(a19)) || (((!(a10 == 3) && \old(a10) == 0) && 2 <= a10) && !(a10 == 4))) || ((1 == a10 && 0 == \old(a10)) && (\exists v_prenex_32 : int, v_\old(~a1~0)_AFTER_CALL_22 : int :: ((((v_prenex_32 + 523690 <= v_\old_~a1~0__AFTER_CALL_22 / 5 && v_prenex_32 % 299890 + 221 <= a1) && 110 <= v_\old_~a1~0__AFTER_CALL_22) && !(0 == v_prenex_32 % 299890)) && v_prenex_32 < 0) && v_\old_~a1~0__AFTER_CALL_22 <= 198))) || 10 == \old(a19) [2018-11-10 08:00:35,224 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6d41a25c-8bf6-463c-bb5c-4bcc2bcaffe8/bin-2019/uautomizer/witness.graphml [2018-11-10 08:00:35,224 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:00:35,225 INFO L168 Benchmark]: Toolchain (without parser) took 244153.81 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 818.9 MB). Free memory was 957.5 MB in the beginning and 1.6 GB in the end (delta: -650.5 MB). Peak memory consumption was 168.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:00:35,225 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:00:35,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.35 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 922.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:00:35,226 INFO L168 Benchmark]: Boogie Preprocessor took 112.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 922.6 MB in the beginning and 1.1 GB in the end (delta: -220.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:00:35,226 INFO L168 Benchmark]: RCFGBuilder took 827.63 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: 106.9 MB). Peak memory consumption was 106.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:00:35,226 INFO L168 Benchmark]: TraceAbstraction took 242773.75 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 665.8 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -591.6 MB). Peak memory consumption was 975.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:00:35,226 INFO L168 Benchmark]: Witness Printer took 101.66 ms. Allocated memory is still 1.8 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:00:35,228 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 330.35 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 922.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 922.6 MB in the beginning and 1.1 GB in the end (delta: -220.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 827.63 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: 106.9 MB). Peak memory consumption was 106.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 242773.75 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 665.8 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -591.6 MB). Peak memory consumption was 975.1 MB. Max. memory is 11.5 GB. * Witness Printer took 101.66 ms. Allocated memory is still 1.8 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 196]: 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: 582]: Loop Invariant [2018-11-10 08:00:35,230 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,231 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] [2018-11-10 08:00:35,231 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,231 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] [2018-11-10 08:00:35,231 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,231 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,231 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] [2018-11-10 08:00:35,232 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,232 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] [2018-11-10 08:00:35,232 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,232 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] [2018-11-10 08:00:35,232 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,233 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_32,QUANTIFIED] [2018-11-10 08:00:35,233 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_old_~a1~0__AFTER_CALL_22,QUANTIFIED] Derived loop invariant: (((((((((((((\old(a1) < 23 || 8 == a19) || !(14 == a4)) || ((((!(a10 == 3) && 1 <= a10) && \old(a10) == 0) && a1 <= 33) && !(a10 == 4))) || 0 < \old(a10)) || !(0 == a12)) || ((((!(a10 == 3) && !(7 == a19)) && 1 <= a10) && \old(a10) == 0) && !(a10 == 4))) || (((23 <= a1 && a1 <= 23) && a19 == \old(a19)) && \old(a10) == a10)) || (\old(a10) == 0 && !(7 == a19) && !(a19 == 10))) || 23 < \old(a1)) || (((a1 <= 38 && !(7 == a19)) && a10 == \old(a10)) && \old(a10) == 0) || (((!(7 == a19) && \old(a10) == 0) && a10 <= 0) && a1 <= 33)) || 7 == \old(a19)) || (((!(a10 == 3) && \old(a10) == 0) && 2 <= a10) && !(a10 == 4))) || ((1 == a10 && 0 == \old(a10)) && (\exists v_prenex_32 : int, v_\old(~a1~0)_AFTER_CALL_22 : int :: ((((v_prenex_32 + 523690 <= v_\old_~a1~0__AFTER_CALL_22 / 5 && v_prenex_32 % 299890 + 221 <= a1) && 110 <= v_\old_~a1~0__AFTER_CALL_22) && !(0 == v_prenex_32 % 299890)) && v_prenex_32 < 0) && v_\old_~a1~0__AFTER_CALL_22 <= 198))) || 10 == \old(a19) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 242.7s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 221.3s AutomataDifference, 0.0s DeadEndRemovalTime, 9.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 927 SDtfs, 13508 SDslu, 2122 SDs, 0 SdLazy, 29053 SolverSat, 4284 SolverUnsat, 191 SolverUnknown, 0 SolverNotchecked, 203.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2367 GetRequests, 2135 SyntacticMatches, 14 SemanticMatches, 218 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2375 ImplicationChecksByTransitivity, 20.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10756occurred in iteration=9, 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: 0.7s AutomataMinimizationTime, 11 MinimizatonAttempts, 2608 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 293 PreInvPairs, 537 NumberOfFragments, 659 HoareAnnotationTreeSize, 293 FomulaSimplifications, 86982 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 40454 FormulaSimplificationTreeSizeReductionInter, 8.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 9.0s InterpolantComputationTime, 5014 NumberOfCodeBlocks, 5014 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 4997 ConstructedInterpolants, 81 QuantifiedInterpolants, 8332306 SizeOfPredicates, 14 NumberOfNonLiveVariables, 3275 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 17 InterpolantComputations, 7 PerfectInterpolantSequences, 4298/5554 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...