./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label26_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label26_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/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 ec64944e15cde20ad15af2bd0f0e78efc8184588 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:15:57,324 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:15:57,326 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:15:57,332 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:15:57,332 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:15:57,333 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:15:57,333 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:15:57,334 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:15:57,335 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:15:57,335 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:15:57,336 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:15:57,336 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:15:57,337 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:15:57,338 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:15:57,338 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:15:57,339 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:15:57,339 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:15:57,341 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:15:57,342 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:15:57,343 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:15:57,343 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:15:57,344 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:15:57,345 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:15:57,345 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:15:57,345 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:15:57,346 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:15:57,346 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:15:57,347 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:15:57,347 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:15:57,347 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:15:57,348 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:15:57,348 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:15:57,348 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:15:57,348 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:15:57,349 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:15:57,349 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:15:57,350 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 13:15:57,357 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:15:57,357 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:15:57,358 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:15:57,358 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:15:57,358 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:15:57,358 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:15:57,358 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:15:57,358 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:15:57,359 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:15:57,359 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:15:57,359 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:15:57,359 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:15:57,359 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:15:57,359 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:15:57,359 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:15:57,359 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:15:57,359 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:15:57,359 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:15:57,359 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:15:57,359 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:15:57,359 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:15:57,360 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:15:57,360 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:15:57,360 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:15:57,360 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:15:57,360 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:15:57,360 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:15:57,360 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:15:57,360 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:15:57,360 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:15:57,360 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_540eaa8a-88dd-4778-a4a5-7c1dedbae767/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 -> ec64944e15cde20ad15af2bd0f0e78efc8184588 [2018-11-18 13:15:57,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:15:57,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:15:57,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:15:57,392 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:15:57,392 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:15:57,393 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label26_true-unreach-call_false-termination.c [2018-11-18 13:15:57,440 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/data/28b371fe1/cbd3d6be28dc488c9750a11d702efe0d/FLAGc7e53a82f [2018-11-18 13:15:57,792 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:15:57,793 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/sv-benchmarks/c/eca-rers2012/Problem02_label26_true-unreach-call_false-termination.c [2018-11-18 13:15:57,802 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/data/28b371fe1/cbd3d6be28dc488c9750a11d702efe0d/FLAGc7e53a82f [2018-11-18 13:15:57,813 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/data/28b371fe1/cbd3d6be28dc488c9750a11d702efe0d [2018-11-18 13:15:57,815 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:15:57,817 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 13:15:57,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:15:57,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:15:57,820 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:15:57,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:15:57" (1/1) ... [2018-11-18 13:15:57,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11524d60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:15:57, skipping insertion in model container [2018-11-18 13:15:57,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:15:57" (1/1) ... [2018-11-18 13:15:57,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:15:57,866 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:15:58,099 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:15:58,102 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:15:58,166 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:15:58,177 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:15:58,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:15:58 WrapperNode [2018-11-18 13:15:58,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:15:58,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:15:58,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:15:58,179 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:15:58,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:15:58" (1/1) ... [2018-11-18 13:15:58,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:15:58" (1/1) ... [2018-11-18 13:15:58,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:15:58" (1/1) ... [2018-11-18 13:15:58,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:15:58" (1/1) ... [2018-11-18 13:15:58,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:15:58" (1/1) ... [2018-11-18 13:15:58,275 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:15:58" (1/1) ... [2018-11-18 13:15:58,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:15:58" (1/1) ... [2018-11-18 13:15:58,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:15:58,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:15:58,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:15:58,282 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:15:58,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:15:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:15:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:15:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:15:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 13:15:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:15:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 13:15:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 13:15:58,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 13:15:58,323 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 13:15:58,323 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:15:58,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:15:58,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:15:59,039 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:15:59,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:15:59 BoogieIcfgContainer [2018-11-18 13:15:59,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:15:59,041 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:15:59,041 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:15:59,044 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:15:59,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:15:57" (1/3) ... [2018-11-18 13:15:59,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1724b2af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:15:59, skipping insertion in model container [2018-11-18 13:15:59,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:15:58" (2/3) ... [2018-11-18 13:15:59,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1724b2af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:15:59, skipping insertion in model container [2018-11-18 13:15:59,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:15:59" (3/3) ... [2018-11-18 13:15:59,047 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label26_true-unreach-call_false-termination.c [2018-11-18 13:15:59,053 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:15:59,058 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:15:59,066 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:15:59,087 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:15:59,087 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:15:59,087 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:15:59,088 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:15:59,088 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:15:59,088 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:15:59,088 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:15:59,088 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:15:59,088 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:15:59,104 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-18 13:15:59,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 13:15:59,113 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:15:59,114 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:15:59,116 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:15:59,119 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:15:59,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1783395935, now seen corresponding path program 1 times [2018-11-18 13:15:59,120 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:15:59,121 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:15:59,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:15:59,150 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:15:59,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:15:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:15:59,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:15:59,411 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:15:59,411 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:15:59,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:15:59,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:15:59,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:15:59,426 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-18 13:15:59,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:15:59,969 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-18 13:15:59,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:15:59,970 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 143 [2018-11-18 13:15:59,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:15:59,981 INFO L225 Difference]: With dead ends: 618 [2018-11-18 13:15:59,981 INFO L226 Difference]: Without dead ends: 379 [2018-11-18 13:15:59,985 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:15:59,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-18 13:16:00,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-11-18 13:16:00,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-18 13:16:00,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 621 transitions. [2018-11-18 13:16:00,033 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 621 transitions. Word has length 143 [2018-11-18 13:16:00,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:16:00,034 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 621 transitions. [2018-11-18 13:16:00,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:16:00,034 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 621 transitions. [2018-11-18 13:16:00,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 13:16:00,038 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:16:00,038 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:16:00,041 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:16:00,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:16:00,042 INFO L82 PathProgramCache]: Analyzing trace with hash 1923545450, now seen corresponding path program 1 times [2018-11-18 13:16:00,042 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:16:00,042 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:16:00,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:00,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:00,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:00,148 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:00,149 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:16:00,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:16:00,150 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:16:00,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:16:00,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:16:00,151 INFO L87 Difference]: Start difference. First operand 379 states and 621 transitions. Second operand 6 states. [2018-11-18 13:16:00,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:16:00,797 INFO L93 Difference]: Finished difference Result 1229 states and 2094 transitions. [2018-11-18 13:16:00,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 13:16:00,797 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 159 [2018-11-18 13:16:00,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:16:00,808 INFO L225 Difference]: With dead ends: 1229 [2018-11-18 13:16:00,808 INFO L226 Difference]: Without dead ends: 856 [2018-11-18 13:16:00,810 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:16:00,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2018-11-18 13:16:00,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 823. [2018-11-18 13:16:00,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-11-18 13:16:00,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1292 transitions. [2018-11-18 13:16:00,846 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1292 transitions. Word has length 159 [2018-11-18 13:16:00,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:16:00,846 INFO L480 AbstractCegarLoop]: Abstraction has 823 states and 1292 transitions. [2018-11-18 13:16:00,846 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:16:00,846 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1292 transitions. [2018-11-18 13:16:00,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 13:16:00,849 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:16:00,849 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:16:00,849 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:16:00,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:16:00,849 INFO L82 PathProgramCache]: Analyzing trace with hash 497696213, now seen corresponding path program 1 times [2018-11-18 13:16:00,850 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:16:00,850 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:16:00,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:00,850 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:00,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:00,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:00,938 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:00,938 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:16:00,938 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:16:00,938 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:16:00,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:16:00,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:16:00,939 INFO L87 Difference]: Start difference. First operand 823 states and 1292 transitions. Second operand 6 states. [2018-11-18 13:16:01,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:16:01,630 INFO L93 Difference]: Finished difference Result 2557 states and 4222 transitions. [2018-11-18 13:16:01,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:16:01,631 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 166 [2018-11-18 13:16:01,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:16:01,637 INFO L225 Difference]: With dead ends: 2557 [2018-11-18 13:16:01,637 INFO L226 Difference]: Without dead ends: 1740 [2018-11-18 13:16:01,640 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:16:01,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1740 states. [2018-11-18 13:16:01,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1740 to 1682. [2018-11-18 13:16:01,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1682 states. [2018-11-18 13:16:01,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1682 states and 2540 transitions. [2018-11-18 13:16:01,678 INFO L78 Accepts]: Start accepts. Automaton has 1682 states and 2540 transitions. Word has length 166 [2018-11-18 13:16:01,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:16:01,678 INFO L480 AbstractCegarLoop]: Abstraction has 1682 states and 2540 transitions. [2018-11-18 13:16:01,678 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:16:01,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2540 transitions. [2018-11-18 13:16:01,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 13:16:01,682 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:16:01,682 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:16:01,683 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:16:01,683 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:16:01,683 INFO L82 PathProgramCache]: Analyzing trace with hash 698255549, now seen corresponding path program 1 times [2018-11-18 13:16:01,683 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:16:01,683 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:16:01,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:01,684 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:01,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:01,777 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 13:16:01,777 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:16:01,777 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:16:01,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:01,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:16:01,915 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:01,930 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:16:01,931 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 13:16:01,931 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 13:16:01,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 13:16:01,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:16:01,932 INFO L87 Difference]: Start difference. First operand 1682 states and 2540 transitions. Second operand 9 states. [2018-11-18 13:16:02,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:16:02,337 INFO L93 Difference]: Finished difference Result 3397 states and 5323 transitions. [2018-11-18 13:16:02,337 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:16:02,337 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 168 [2018-11-18 13:16:02,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:16:02,343 INFO L225 Difference]: With dead ends: 3397 [2018-11-18 13:16:02,343 INFO L226 Difference]: Without dead ends: 1721 [2018-11-18 13:16:02,347 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 169 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-18 13:16:02,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1721 states. [2018-11-18 13:16:02,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1721 to 1653. [2018-11-18 13:16:02,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1653 states. [2018-11-18 13:16:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1653 states and 2428 transitions. [2018-11-18 13:16:02,378 INFO L78 Accepts]: Start accepts. Automaton has 1653 states and 2428 transitions. Word has length 168 [2018-11-18 13:16:02,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:16:02,378 INFO L480 AbstractCegarLoop]: Abstraction has 1653 states and 2428 transitions. [2018-11-18 13:16:02,378 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 13:16:02,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2428 transitions. [2018-11-18 13:16:02,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 13:16:02,381 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:16:02,381 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:16:02,382 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:16:02,382 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:16:02,382 INFO L82 PathProgramCache]: Analyzing trace with hash -1164892963, now seen corresponding path program 1 times [2018-11-18 13:16:02,382 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:16:02,382 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:16:02,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:02,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:02,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:02,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:16:02,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 13:16:02,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 13:16:02,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 13:16:02,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 13:16:02,535 INFO L87 Difference]: Start difference. First operand 1653 states and 2428 transitions. Second operand 5 states. [2018-11-18 13:16:02,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:16:02,957 INFO L93 Difference]: Finished difference Result 3187 states and 4662 transitions. [2018-11-18 13:16:02,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 13:16:02,958 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 170 [2018-11-18 13:16:02,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:16:02,961 INFO L225 Difference]: With dead ends: 3187 [2018-11-18 13:16:02,961 INFO L226 Difference]: Without dead ends: 1392 [2018-11-18 13:16:02,964 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 13:16:02,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2018-11-18 13:16:02,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1378. [2018-11-18 13:16:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1378 states. [2018-11-18 13:16:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1378 states and 1946 transitions. [2018-11-18 13:16:02,982 INFO L78 Accepts]: Start accepts. Automaton has 1378 states and 1946 transitions. Word has length 170 [2018-11-18 13:16:02,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:16:02,982 INFO L480 AbstractCegarLoop]: Abstraction has 1378 states and 1946 transitions. [2018-11-18 13:16:02,982 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 13:16:02,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1946 transitions. [2018-11-18 13:16:02,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 13:16:02,985 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:16:02,985 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:16:02,985 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:16:02,986 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:16:02,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1759861538, now seen corresponding path program 1 times [2018-11-18 13:16:02,986 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:16:02,986 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:16:02,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:02,987 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:02,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:03,049 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:03,049 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:16:03,049 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:16:03,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:03,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:16:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:03,155 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:16:03,156 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 13:16:03,156 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 13:16:03,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 13:16:03,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:16:03,156 INFO L87 Difference]: Start difference. First operand 1378 states and 1946 transitions. Second operand 9 states. [2018-11-18 13:16:04,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:16:04,365 INFO L93 Difference]: Finished difference Result 5976 states and 10083 transitions. [2018-11-18 13:16:04,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 13:16:04,366 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 175 [2018-11-18 13:16:04,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:16:04,385 INFO L225 Difference]: With dead ends: 5976 [2018-11-18 13:16:04,385 INFO L226 Difference]: Without dead ends: 4604 [2018-11-18 13:16:04,394 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2018-11-18 13:16:04,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4604 states. [2018-11-18 13:16:04,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4604 to 4401. [2018-11-18 13:16:04,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4401 states. [2018-11-18 13:16:04,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4401 states to 4401 states and 6280 transitions. [2018-11-18 13:16:04,482 INFO L78 Accepts]: Start accepts. Automaton has 4401 states and 6280 transitions. Word has length 175 [2018-11-18 13:16:04,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:16:04,482 INFO L480 AbstractCegarLoop]: Abstraction has 4401 states and 6280 transitions. [2018-11-18 13:16:04,482 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 13:16:04,483 INFO L276 IsEmpty]: Start isEmpty. Operand 4401 states and 6280 transitions. [2018-11-18 13:16:04,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 13:16:04,492 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:16:04,492 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:16:04,493 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:16:04,493 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:16:04,493 INFO L82 PathProgramCache]: Analyzing trace with hash 372209646, now seen corresponding path program 1 times [2018-11-18 13:16:04,493 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:16:04,493 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:16:04,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:04,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:04,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:04,606 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:04,606 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:16:04,606 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:16:04,612 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:04,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:16:04,701 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:16:04,723 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:16:04,723 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 8 [2018-11-18 13:16:04,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 13:16:04,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 13:16:04,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:16:04,724 INFO L87 Difference]: Start difference. First operand 4401 states and 6280 transitions. Second operand 8 states. [2018-11-18 13:16:06,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:16:06,157 INFO L93 Difference]: Finished difference Result 18541 states and 31117 transitions. [2018-11-18 13:16:06,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-18 13:16:06,162 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 180 [2018-11-18 13:16:06,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:16:06,244 INFO L225 Difference]: With dead ends: 18541 [2018-11-18 13:16:06,244 INFO L226 Difference]: Without dead ends: 14146 [2018-11-18 13:16:06,290 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 189 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2018-11-18 13:16:06,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14146 states. [2018-11-18 13:16:06,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14146 to 13961. [2018-11-18 13:16:06,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13961 states. [2018-11-18 13:16:06,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13961 states to 13961 states and 20540 transitions. [2018-11-18 13:16:06,929 INFO L78 Accepts]: Start accepts. Automaton has 13961 states and 20540 transitions. Word has length 180 [2018-11-18 13:16:06,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:16:06,930 INFO L480 AbstractCegarLoop]: Abstraction has 13961 states and 20540 transitions. [2018-11-18 13:16:06,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 13:16:06,930 INFO L276 IsEmpty]: Start isEmpty. Operand 13961 states and 20540 transitions. [2018-11-18 13:16:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 13:16:06,990 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:16:06,990 INFO L375 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:16:06,991 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:16:06,991 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:16:06,991 INFO L82 PathProgramCache]: Analyzing trace with hash -648593846, now seen corresponding path program 1 times [2018-11-18 13:16:06,991 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:16:06,991 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:16:06,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:06,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:06,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:07,102 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 85 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 13:16:07,103 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:16:07,103 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/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 [2018-11-18 13:16:07,111 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:07,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:16:07,236 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:16:07,260 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:16:07,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-11-18 13:16:07,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 13:16:07,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 13:16:07,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:16:07,262 INFO L87 Difference]: Start difference. First operand 13961 states and 20540 transitions. Second operand 9 states. [2018-11-18 13:16:08,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:16:08,694 INFO L93 Difference]: Finished difference Result 30463 states and 45895 transitions. [2018-11-18 13:16:08,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 13:16:08,694 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 236 [2018-11-18 13:16:08,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:16:08,756 INFO L225 Difference]: With dead ends: 30463 [2018-11-18 13:16:08,757 INFO L226 Difference]: Without dead ends: 16653 [2018-11-18 13:16:08,801 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 246 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=123, Invalid=297, Unknown=0, NotChecked=0, Total=420 [2018-11-18 13:16:08,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16653 states. [2018-11-18 13:16:09,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16653 to 16404. [2018-11-18 13:16:09,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16404 states. [2018-11-18 13:16:09,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16404 states to 16404 states and 22479 transitions. [2018-11-18 13:16:09,125 INFO L78 Accepts]: Start accepts. Automaton has 16404 states and 22479 transitions. Word has length 236 [2018-11-18 13:16:09,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:16:09,125 INFO L480 AbstractCegarLoop]: Abstraction has 16404 states and 22479 transitions. [2018-11-18 13:16:09,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 13:16:09,125 INFO L276 IsEmpty]: Start isEmpty. Operand 16404 states and 22479 transitions. [2018-11-18 13:16:09,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 13:16:09,157 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:16:09,158 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:16:09,158 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:16:09,158 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:16:09,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1535673014, now seen corresponding path program 1 times [2018-11-18 13:16:09,158 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:16:09,158 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:16:09,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:09,159 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:09,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:16:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:09,261 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 125 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:16:09,262 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:16:09,262 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/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 [2018-11-18 13:16:09,350 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:16:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:16:09,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:16:09,437 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:16:09,452 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:16:09,452 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-11-18 13:16:09,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 13:16:09,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 13:16:09,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:16:09,453 INFO L87 Difference]: Start difference. First operand 16404 states and 22479 transitions. Second operand 9 states. [2018-11-18 13:16:10,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:16:10,547 INFO L93 Difference]: Finished difference Result 24216 states and 33051 transitions. [2018-11-18 13:16:10,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-18 13:16:10,547 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 246 [2018-11-18 13:16:10,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:16:10,548 INFO L225 Difference]: With dead ends: 24216 [2018-11-18 13:16:10,548 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 13:16:10,605 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=144, Invalid=456, Unknown=0, NotChecked=0, Total=600 [2018-11-18 13:16:10,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 13:16:10,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 13:16:10,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 13:16:10,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 13:16:10,605 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 246 [2018-11-18 13:16:10,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:16:10,606 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:16:10,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 13:16:10,606 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:16:10,606 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:16:10,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 13:16:10,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:10,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:10,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:10,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:10,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:10,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,256 WARN L180 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 126 [2018-11-18 13:16:11,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:16:11,544 WARN L180 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 126 [2018-11-18 13:16:12,157 WARN L180 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 54 [2018-11-18 13:16:12,373 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 49 [2018-11-18 13:16:12,632 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 49 [2018-11-18 13:16:12,633 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|)) [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-18 13:16:12,634 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 580) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-18 13:16:12,635 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,636 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,637 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-18 13:16:12,638 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-18 13:16:12,639 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,640 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-18 13:16:12,641 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-18 13:16:12,642 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,643 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,644 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-18 13:16:12,644 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-18 13:16:12,646 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,647 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,647 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,647 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse15 (= 1 |old(~a11~0)|)) (.cse9 (= |old(~a17~0)| ~a17~0)) (.cse10 (= |old(~a25~0)| ~a25~0)) (.cse14 (= |old(~a28~0)| ~a28~0)) (.cse8 (= 1 ~a11~0)) (.cse11 (= ~a19~0 |old(~a19~0)|))) (let ((.cse2 (and .cse9 .cse10 .cse14 .cse8 .cse11)) (.cse6 (= 1 |old(~a25~0)|)) (.cse1 (not (= 1 |old(~a19~0)|))) (.cse5 (not .cse15)) (.cse0 (not (= 1 ~a21~0))) (.cse12 (= 7 |old(~a17~0)|)) (.cse3 (= 9 |old(~a28~0)|)) (.cse7 (< 0 |old(~a19~0)|)) (.cse4 (< 8 |old(~a17~0)|)) (.cse13 (= ~a11~0 |old(~a11~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse7 .cse4 (not .cse3) .cse5 (and .cse8 .cse9 (= 9 ~a28~0) .cse10 .cse11)) (or .cse0 .cse1 .cse12 .cse4 (and .cse13 .cse9 .cse10 .cse14 .cse11)) (or .cse0 .cse2 .cse7 .cse4 .cse5 .cse6) (or .cse0 (not (= 7 |old(~a28~0)|)) .cse1 .cse5 (and (= 7 ~a28~0) .cse8 .cse9 (= 1 ~a19~0) .cse10) (not .cse12)) (or .cse0 .cse15 .cse12 .cse3 .cse7 .cse4 (and .cse14 .cse13 .cse9 .cse10 .cse11))))) [2018-11-18 13:16:12,647 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,647 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,647 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,647 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-18 13:16:12,647 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-18 13:16:12,647 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-18 13:16:12,647 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-18 13:16:12,647 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-18 13:16:12,648 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,649 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,652 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,652 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 13:16:12,652 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-18 13:16:12,652 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-18 13:16:12,652 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-18 13:16:12,652 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-18 13:16:12,653 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-18 13:16:12,654 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:16:12,654 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (not (= ~a17~0 7)) (not (= ~a25~0 1)) (= ~a19~0 1) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1) (<= ~a17~0 8)) [2018-11-18 13:16:12,654 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:16:12,654 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:16:12,654 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 7 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (= 7 |old(~a17~0)|) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (and (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= |old(~a28~0)| ~a28~0) (= ~a19~0 |old(~a19~0)|)) (= 1 |old(~a25~0)|)) [2018-11-18 13:16:12,654 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-18 13:16:12,654 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse5 (not (= ~a28~0 9))) (.cse6 (<= ~a19~0 0)) (.cse4 (not (= ~a25~0 1))) (.cse0 (= 1 ~a11~0)) (.cse7 (= ~a11~0 |old(~a11~0)|)) (.cse2 (not (= ~a17~0 7))) (.cse3 (= ~a19~0 1)) (.cse1 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (and (= 7 ~a28~0) .cse0 (= 1 ~a19~0) .cse1) (and .cse2 .cse0 .cse3 .cse1) (and .cse4 .cse0 .cse3 .cse1 .cse5) (not (= 1 |old(~a19~0)|)) (and .cse6 .cse0 (= 9 ~a28~0) .cse1) (< 7 |old(~a28~0)|) (= 1 |old(~a25~0)|) (and .cse6 .cse7 .cse2 .cse1 .cse5) (and .cse6 .cse4 .cse0 .cse1) (= |old(~a11~0)| |old(~a19~0)|) (and .cse7 .cse2 .cse3 .cse1) (= 7 |old(~a17~0)|) (< 8 |old(~a17~0)|))) [2018-11-18 13:16:12,654 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-18 13:16:12,654 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-18 13:16:12,654 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse5 (not (= ~a28~0 9))) (.cse6 (<= ~a19~0 0)) (.cse4 (not (= ~a25~0 1))) (.cse0 (= 1 ~a11~0)) (.cse7 (= ~a11~0 |old(~a11~0)|)) (.cse2 (not (= ~a17~0 7))) (.cse3 (= ~a19~0 1)) (.cse1 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (and (= 7 ~a28~0) .cse0 (= 1 ~a19~0) .cse1) (and .cse2 .cse0 .cse3 .cse1) (and .cse4 .cse0 .cse3 .cse1 .cse5) (not (= 1 |old(~a19~0)|)) (and .cse6 .cse0 (= 9 ~a28~0) .cse1) (< 7 |old(~a28~0)|) (= 1 |old(~a25~0)|) (and .cse6 .cse7 .cse2 .cse1 .cse5) (and .cse6 .cse4 .cse0 .cse1) (= |old(~a11~0)| |old(~a19~0)|) (and .cse7 .cse2 .cse3 .cse1) (= 7 |old(~a17~0)|) (< 8 |old(~a17~0)|))) [2018-11-18 13:16:12,655 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-18 13:16:12,655 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-18 13:16:12,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:16:12 BoogieIcfgContainer [2018-11-18 13:16:12,670 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 13:16:12,670 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:16:12,670 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:16:12,670 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:16:12,671 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:15:59" (3/4) ... [2018-11-18 13:16:12,675 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:16:12,680 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 13:16:12,681 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 13:16:12,681 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 13:16:12,688 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 13:16:12,689 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 13:16:12,709 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(1 == a21) || (((7 == a28 && 1 == a11) && 1 == a19) && a17 <= 8)) || (((!(a17 == 7) && 1 == a11) && a19 == 1) && a17 <= 8)) || ((((!(a25 == 1) && 1 == a11) && a19 == 1) && a17 <= 8) && !(a28 == 9))) || !(1 == \old(a19))) || (((a19 <= 0 && 1 == a11) && 9 == a28) && a17 <= 8)) || 7 < \old(a28)) || 1 == \old(a25)) || ((((a19 <= 0 && a11 == \old(a11)) && !(a17 == 7)) && a17 <= 8) && !(a28 == 9))) || (((a19 <= 0 && !(a25 == 1)) && 1 == a11) && a17 <= 8)) || \old(a11) == \old(a19)) || (((a11 == \old(a11) && !(a17 == 7)) && a19 == 1) && a17 <= 8)) || 7 == \old(a17)) || 8 < \old(a17) [2018-11-18 13:16:12,773 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_540eaa8a-88dd-4778-a4a5-7c1dedbae767/bin-2019/uautomizer/witness.graphml [2018-11-18 13:16:12,773 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:16:12,774 INFO L168 Benchmark]: Toolchain (without parser) took 14957.94 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 759.2 MB). Free memory was 956.6 MB in the beginning and 955.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 760.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:16:12,774 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:16:12,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.08 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 927.0 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:16:12,775 INFO L168 Benchmark]: Boogie Preprocessor took 103.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 927.0 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-18 13:16:12,775 INFO L168 Benchmark]: RCFGBuilder took 757.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:16:12,775 INFO L168 Benchmark]: TraceAbstraction took 13628.98 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 629.7 MB). Free memory was 1.0 GB in the beginning and 972.5 MB in the end (delta: 45.6 MB). Peak memory consumption was 689.0 MB. Max. memory is 11.5 GB. [2018-11-18 13:16:12,776 INFO L168 Benchmark]: Witness Printer took 102.94 ms. Allocated memory is still 1.8 GB. Free memory was 972.5 MB in the beginning and 955.4 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-18 13:16:12,777 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 361.08 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 927.0 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 103.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 927.0 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 757.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13628.98 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 629.7 MB). Free memory was 1.0 GB in the beginning and 972.5 MB in the end (delta: 45.6 MB). Peak memory consumption was 689.0 MB. Max. memory is 11.5 GB. * Witness Printer took 102.94 ms. Allocated memory is still 1.8 GB. Free memory was 972.5 MB in the beginning and 955.4 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 580]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((!(1 == a21) || (((7 == a28 && 1 == a11) && 1 == a19) && a17 <= 8)) || (((!(a17 == 7) && 1 == a11) && a19 == 1) && a17 <= 8)) || ((((!(a25 == 1) && 1 == a11) && a19 == 1) && a17 <= 8) && !(a28 == 9))) || !(1 == \old(a19))) || (((a19 <= 0 && 1 == a11) && 9 == a28) && a17 <= 8)) || 7 < \old(a28)) || 1 == \old(a25)) || ((((a19 <= 0 && a11 == \old(a11)) && !(a17 == 7)) && a17 <= 8) && !(a28 == 9))) || (((a19 <= 0 && !(a25 == 1)) && 1 == a11) && a17 <= 8)) || \old(a11) == \old(a19)) || (((a11 == \old(a11) && !(a17 == 7)) && a19 == 1) && a17 <= 8)) || 7 == \old(a17)) || 8 < \old(a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 13.5s OverallTime, 9 OverallIterations, 3 TraceHistogramMax, 8.2s AutomataDifference, 0.0s DeadEndRemovalTime, 2.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1020 SDtfs, 9274 SDslu, 1571 SDs, 0 SdLazy, 11957 SolverSat, 2050 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1156 GetRequests, 1050 SyntacticMatches, 8 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 260 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16404occurred in iteration=8, 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: 1.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 810 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 772 PreInvPairs, 1024 NumberOfFragments, 564 HoareAnnotationTreeSize, 772 FomulaSimplifications, 51370 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 7 FomulaSimplificationsInter, 7863 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 2648 NumberOfCodeBlocks, 2648 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2634 ConstructedInterpolants, 0 QuantifiedInterpolants, 1208739 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2276 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 14 InterpolantComputations, 7 PerfectInterpolantSequences, 695/741 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...