./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label11_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_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label11_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/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 8bc5807873c5a4343353326fda69b22e512eabea .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:10:48,022 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:10:48,023 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:10:48,033 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:10:48,033 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:10:48,034 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:10:48,035 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:10:48,037 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:10:48,039 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:10:48,039 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:10:48,040 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:10:48,040 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:10:48,041 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:10:48,042 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:10:48,043 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:10:48,043 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:10:48,044 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:10:48,045 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:10:48,047 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:10:48,048 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:10:48,049 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:10:48,050 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:10:48,052 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:10:48,052 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:10:48,052 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:10:48,053 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:10:48,055 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:10:48,055 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:10:48,056 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:10:48,057 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:10:48,058 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:10:48,058 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:10:48,058 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:10:48,058 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:10:48,059 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:10:48,060 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:10:48,060 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 17:10:48,071 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:10:48,071 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:10:48,072 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:10:48,072 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:10:48,072 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:10:48,072 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:10:48,072 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 17:10:48,073 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:10:48,073 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:10:48,073 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:10:48,073 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:10:48,073 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:10:48,073 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:10:48,073 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:10:48,074 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:10:48,074 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:10:48,074 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:10:48,074 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:10:48,074 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:10:48,074 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:10:48,074 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 17:10:48,075 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:10:48,075 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 17:10:48,075 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:10:48,075 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:10:48,075 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:10:48,075 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:10:48,075 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 17:10:48,075 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:10:48,076 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:10:48,076 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_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/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 -> 8bc5807873c5a4343353326fda69b22e512eabea [2018-11-18 17:10:48,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:10:48,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:10:48,107 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:10:48,108 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:10:48,108 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:10:48,109 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label11_true-unreach-call_false-termination.c [2018-11-18 17:10:48,145 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/bin-2019/uautomizer/data/d26ac531b/cbdcd3c0e94a439d9fa5608739549781/FLAG5d642d120 [2018-11-18 17:10:48,603 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:10:48,604 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/sv-benchmarks/c/eca-rers2012/Problem02_label11_true-unreach-call_false-termination.c [2018-11-18 17:10:48,613 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/bin-2019/uautomizer/data/d26ac531b/cbdcd3c0e94a439d9fa5608739549781/FLAG5d642d120 [2018-11-18 17:10:48,628 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/bin-2019/uautomizer/data/d26ac531b/cbdcd3c0e94a439d9fa5608739549781 [2018-11-18 17:10:48,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:10:48,632 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 17:10:48,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:10:48,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:10:48,635 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:10:48,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:10:48" (1/1) ... [2018-11-18 17:10:48,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3275144b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:10:48, skipping insertion in model container [2018-11-18 17:10:48,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:10:48" (1/1) ... [2018-11-18 17:10:48,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:10:48,675 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:10:48,923 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:10:48,926 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:10:48,992 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:10:49,005 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:10:49,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:10:49 WrapperNode [2018-11-18 17:10:49,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:10:49,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:10:49,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:10:49,006 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:10:49,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:10:49" (1/1) ... [2018-11-18 17:10:49,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:10:49" (1/1) ... [2018-11-18 17:10:49,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:10:49" (1/1) ... [2018-11-18 17:10:49,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:10:49" (1/1) ... [2018-11-18 17:10:49,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:10:49" (1/1) ... [2018-11-18 17:10:49,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:10:49" (1/1) ... [2018-11-18 17:10:49,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:10:49" (1/1) ... [2018-11-18 17:10:49,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:10:49,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:10:49,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:10:49,123 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:10:49,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:10:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/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 17:10:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 17:10:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:10:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 17:10:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 17:10:49,176 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 17:10:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 17:10:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 17:10:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 17:10:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 17:10:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 17:10:49,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:10:49,999 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:10:50,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:10:50 BoogieIcfgContainer [2018-11-18 17:10:50,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:10:50,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 17:10:50,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 17:10:50,008 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 17:10:50,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 05:10:48" (1/3) ... [2018-11-18 17:10:50,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27ad04d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:10:50, skipping insertion in model container [2018-11-18 17:10:50,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:10:49" (2/3) ... [2018-11-18 17:10:50,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27ad04d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:10:50, skipping insertion in model container [2018-11-18 17:10:50,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:10:50" (3/3) ... [2018-11-18 17:10:50,012 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label11_true-unreach-call_false-termination.c [2018-11-18 17:10:50,021 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 17:10:50,029 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 17:10:50,042 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 17:10:50,071 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 17:10:50,072 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 17:10:50,072 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 17:10:50,072 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 17:10:50,072 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 17:10:50,072 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 17:10:50,072 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 17:10:50,072 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 17:10:50,073 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 17:10:50,093 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-18 17:10:50,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 17:10:50,102 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:10:50,103 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] [2018-11-18 17:10:50,105 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:10:50,110 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:10:50,110 INFO L82 PathProgramCache]: Analyzing trace with hash 2043699759, now seen corresponding path program 1 times [2018-11-18 17:10:50,112 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 17:10:50,112 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 17:10:50,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:50,156 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:10:50,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:50,470 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 17:10:50,472 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:10:50,473 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 17:10:50,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 17:10:50,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 17:10:50,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 17:10:50,492 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-18 17:10:51,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:10:51,087 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-18 17:10:51,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 17:10:51,088 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2018-11-18 17:10:51,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:10:51,101 INFO L225 Difference]: With dead ends: 618 [2018-11-18 17:10:51,101 INFO L226 Difference]: Without dead ends: 379 [2018-11-18 17:10:51,105 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 17:10:51,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-18 17:10:51,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-11-18 17:10:51,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-18 17:10:51,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 621 transitions. [2018-11-18 17:10:51,164 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 621 transitions. Word has length 115 [2018-11-18 17:10:51,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:10:51,165 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 621 transitions. [2018-11-18 17:10:51,165 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 17:10:51,165 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 621 transitions. [2018-11-18 17:10:51,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 17:10:51,170 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:10:51,171 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] [2018-11-18 17:10:51,171 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:10:51,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:10:51,171 INFO L82 PathProgramCache]: Analyzing trace with hash -5418054, now seen corresponding path program 1 times [2018-11-18 17:10:51,172 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 17:10:51,172 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 17:10:51,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:51,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:10:51,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:51,275 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 17:10:51,275 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:10:51,276 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 17:10:51,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 17:10:51,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 17:10:51,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 17:10:51,278 INFO L87 Difference]: Start difference. First operand 379 states and 621 transitions. Second operand 6 states. [2018-11-18 17:10:52,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:10:52,034 INFO L93 Difference]: Finished difference Result 1229 states and 2094 transitions. [2018-11-18 17:10:52,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 17:10:52,038 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 131 [2018-11-18 17:10:52,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:10:52,044 INFO L225 Difference]: With dead ends: 1229 [2018-11-18 17:10:52,044 INFO L226 Difference]: Without dead ends: 856 [2018-11-18 17:10:52,047 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 17:10:52,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2018-11-18 17:10:52,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 823. [2018-11-18 17:10:52,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-11-18 17:10:52,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1292 transitions. [2018-11-18 17:10:52,081 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1292 transitions. Word has length 131 [2018-11-18 17:10:52,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:10:52,082 INFO L480 AbstractCegarLoop]: Abstraction has 823 states and 1292 transitions. [2018-11-18 17:10:52,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 17:10:52,082 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1292 transitions. [2018-11-18 17:10:52,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 17:10:52,085 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:10:52,085 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] [2018-11-18 17:10:52,086 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:10:52,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:10:52,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1859180197, now seen corresponding path program 1 times [2018-11-18 17:10:52,086 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 17:10:52,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 17:10:52,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:52,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:10:52,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:52,194 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 17:10:52,194 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:10:52,195 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 17:10:52,195 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 17:10:52,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 17:10:52,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 17:10:52,195 INFO L87 Difference]: Start difference. First operand 823 states and 1292 transitions. Second operand 6 states. [2018-11-18 17:10:52,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:10:52,943 INFO L93 Difference]: Finished difference Result 2557 states and 4222 transitions. [2018-11-18 17:10:52,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 17:10:52,944 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-11-18 17:10:52,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:10:52,953 INFO L225 Difference]: With dead ends: 2557 [2018-11-18 17:10:52,953 INFO L226 Difference]: Without dead ends: 1740 [2018-11-18 17:10:52,957 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 17:10:52,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1740 states. [2018-11-18 17:10:52,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1740 to 1682. [2018-11-18 17:10:52,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1682 states. [2018-11-18 17:10:53,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1682 states and 2540 transitions. [2018-11-18 17:10:53,007 INFO L78 Accepts]: Start accepts. Automaton has 1682 states and 2540 transitions. Word has length 138 [2018-11-18 17:10:53,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:10:53,007 INFO L480 AbstractCegarLoop]: Abstraction has 1682 states and 2540 transitions. [2018-11-18 17:10:53,007 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 17:10:53,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2540 transitions. [2018-11-18 17:10:53,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 17:10:53,012 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:10:53,012 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] [2018-11-18 17:10:53,012 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:10:53,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:10:53,013 INFO L82 PathProgramCache]: Analyzing trace with hash -617935475, now seen corresponding path program 1 times [2018-11-18 17:10:53,013 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 17:10:53,013 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 17:10:53,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:53,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:10:53,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:53,093 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 17:10:53,093 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 17:10:53,093 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/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 17:10:53,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:10:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:53,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:10:53,255 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 17:10:53,282 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 17:10:53,282 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 17:10:53,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 17:10:53,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 17:10:53,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 17:10:53,283 INFO L87 Difference]: Start difference. First operand 1682 states and 2540 transitions. Second operand 9 states. [2018-11-18 17:10:53,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:10:53,722 INFO L93 Difference]: Finished difference Result 3397 states and 5323 transitions. [2018-11-18 17:10:53,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 17:10:53,723 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 140 [2018-11-18 17:10:53,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:10:53,729 INFO L225 Difference]: With dead ends: 3397 [2018-11-18 17:10:53,730 INFO L226 Difference]: Without dead ends: 1721 [2018-11-18 17:10:53,733 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 141 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 17:10:53,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1721 states. [2018-11-18 17:10:53,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1721 to 1653. [2018-11-18 17:10:53,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1653 states. [2018-11-18 17:10:53,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1653 states and 2428 transitions. [2018-11-18 17:10:53,766 INFO L78 Accepts]: Start accepts. Automaton has 1653 states and 2428 transitions. Word has length 140 [2018-11-18 17:10:53,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:10:53,766 INFO L480 AbstractCegarLoop]: Abstraction has 1653 states and 2428 transitions. [2018-11-18 17:10:53,766 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 17:10:53,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2428 transitions. [2018-11-18 17:10:53,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 17:10:53,769 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:10:53,769 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] [2018-11-18 17:10:53,770 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:10:53,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:10:53,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1667963309, now seen corresponding path program 1 times [2018-11-18 17:10:53,770 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 17:10:53,770 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 17:10:53,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:53,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:10:53,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:53,927 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 17:10:53,927 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:10:53,927 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 17:10:53,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 17:10:53,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 17:10:53,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 17:10:53,928 INFO L87 Difference]: Start difference. First operand 1653 states and 2428 transitions. Second operand 5 states. [2018-11-18 17:10:54,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:10:54,411 INFO L93 Difference]: Finished difference Result 3187 states and 4662 transitions. [2018-11-18 17:10:54,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 17:10:54,412 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 142 [2018-11-18 17:10:54,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:10:54,416 INFO L225 Difference]: With dead ends: 3187 [2018-11-18 17:10:54,416 INFO L226 Difference]: Without dead ends: 1392 [2018-11-18 17:10:54,420 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 17:10:54,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2018-11-18 17:10:54,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1378. [2018-11-18 17:10:54,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1378 states. [2018-11-18 17:10:54,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1378 states and 1946 transitions. [2018-11-18 17:10:54,445 INFO L78 Accepts]: Start accepts. Automaton has 1378 states and 1946 transitions. Word has length 142 [2018-11-18 17:10:54,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:10:54,445 INFO L480 AbstractCegarLoop]: Abstraction has 1378 states and 1946 transitions. [2018-11-18 17:10:54,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 17:10:54,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1946 transitions. [2018-11-18 17:10:54,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 17:10:54,448 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:10:54,449 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:54,449 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:10:54,449 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:10:54,449 INFO L82 PathProgramCache]: Analyzing trace with hash 384572597, now seen corresponding path program 1 times [2018-11-18 17:10:54,449 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 17:10:54,449 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 17:10:54,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:54,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:10:54,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:54,549 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:54,549 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:10:54,549 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 17:10:54,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 17:10:54,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 17:10:54,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 17:10:54,550 INFO L87 Difference]: Start difference. First operand 1378 states and 1946 transitions. Second operand 6 states. [2018-11-18 17:10:55,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:10:55,115 INFO L93 Difference]: Finished difference Result 3912 states and 5732 transitions. [2018-11-18 17:10:55,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 17:10:55,115 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 146 [2018-11-18 17:10:55,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:10:55,122 INFO L225 Difference]: With dead ends: 3912 [2018-11-18 17:10:55,122 INFO L226 Difference]: Without dead ends: 2540 [2018-11-18 17:10:55,126 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 17:10:55,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2540 states. [2018-11-18 17:10:55,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2540 to 2503. [2018-11-18 17:10:55,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2503 states. [2018-11-18 17:10:55,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2503 states and 3481 transitions. [2018-11-18 17:10:55,171 INFO L78 Accepts]: Start accepts. Automaton has 2503 states and 3481 transitions. Word has length 146 [2018-11-18 17:10:55,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:10:55,171 INFO L480 AbstractCegarLoop]: Abstraction has 2503 states and 3481 transitions. [2018-11-18 17:10:55,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 17:10:55,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 3481 transitions. [2018-11-18 17:10:55,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 17:10:55,176 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:10:55,176 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, 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] [2018-11-18 17:10:55,176 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:10:55,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:10:55,176 INFO L82 PathProgramCache]: Analyzing trace with hash -2040585598, now seen corresponding path program 1 times [2018-11-18 17:10:55,177 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 17:10:55,177 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 17:10:55,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:55,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:10:55,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:10:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:55,257 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:10:55,258 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 17:10:55,258 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/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 17:10:55,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:10:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:10:55,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:10:55,352 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 17:10:55,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 17:10:55,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-18 17:10:55,369 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 17:10:55,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 17:10:55,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 17:10:55,370 INFO L87 Difference]: Start difference. First operand 2503 states and 3481 transitions. Second operand 7 states. [2018-11-18 17:10:56,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:10:56,510 INFO L93 Difference]: Finished difference Result 7882 states and 11644 transitions. [2018-11-18 17:10:56,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-18 17:10:56,511 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 155 [2018-11-18 17:10:56,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:10:56,511 INFO L225 Difference]: With dead ends: 7882 [2018-11-18 17:10:56,511 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 17:10:56,524 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-18 17:10:56,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 17:10:56,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 17:10:56,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 17:10:56,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 17:10:56,525 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-11-18 17:10:56,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:10:56,525 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 17:10:56,525 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 17:10:56,525 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 17:10:56,525 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 17:10:56,528 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 17:10:56,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 17:10:56,965 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 49 [2018-11-18 17:10:57,087 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 45 [2018-11-18 17:10:57,199 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 45 [2018-11-18 17:10:57,201 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 17:10:57,201 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 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-18 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-18 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-18 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-18 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-18 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-18 17:10:57,202 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-18 17:10:57,203 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-18 17:10:57,204 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-18 17:10:57,205 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-18 17:10:57,206 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-18 17:10:57,207 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,208 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-18 17:10:57,209 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 17:10:57,210 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-18 17:10:57,211 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,212 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,213 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse8 (= |old(~a17~0)| ~a17~0)) (.cse9 (= |old(~a25~0)| ~a25~0))) (let ((.cse3 (= 9 |old(~a28~0)|)) (.cse2 (< |old(~a28~0)| 9)) (.cse5 (= 1 |old(~a25~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse1 (not (= 1 |old(~a19~0)|))) (.cse7 (= 7 |old(~a17~0)|)) (.cse4 (< 8 |old(~a17~0)|)) (.cse6 (and (= |old(~a28~0)| ~a28~0) (= ~a11~0 |old(~a11~0)|) .cse8 .cse9 (= ~a19~0 |old(~a19~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse7 .cse6 .cse3 .cse4) (or .cse0 .cse6 .cse2 (= |old(~a11~0)| |old(~a19~0)|) .cse4) (or .cse0 (not (= 7 |old(~a28~0)|)) (not .cse5) .cse1 (not (= 1 |old(~a11~0)|)) (and (= 7 ~a28~0) (= 1 ~a11~0) .cse8 (= 1 ~a19~0) .cse9) (not .cse7)) (or .cse0 .cse1 .cse7 .cse4 .cse6)))) [2018-11-18 17:10:57,213 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,213 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,213 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,213 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-18 17:10:57,213 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-18 17:10:57,213 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-18 17:10:57,213 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-18 17:10:57,213 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2018-11-18 17:10:57,213 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-18 17:10:57,213 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-18 17:10:57,214 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-18 17:10:57,215 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-18 17:10:57,216 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-18 17:10:57,217 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-18 17:10:57,217 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-18 17:10:57,217 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-18 17:10:57,217 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-18 17:10:57,217 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-18 17:10:57,217 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-18 17:10:57,217 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-18 17:10:57,217 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-18 17:10:57,217 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-18 17:10:57,217 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 17:10:57,217 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a17~0 7)) (not (= ~a25~0 1)) (= 1 ~a19~0) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1) (<= ~a17~0 8) (not (= ~a28~0 9))) [2018-11-18 17:10:57,217 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 17:10:57,217 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 17:10:57,218 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (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)|)) (not (= 1 |old(~a19~0)|)) (= 7 |old(~a17~0)|) (= 9 |old(~a28~0)|) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (= 1 |old(~a25~0)|)) [2018-11-18 17:10:57,218 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-18 17:10:57,218 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (= 1 ~a19~0)) (.cse2 (<= 9 ~a28~0)) (.cse3 (not (= ~a17~0 7))) (.cse1 (<= ~a17~0 8)) (.cse4 (not (= ~a28~0 9)))) (or (not (= 1 ~a21~0)) (= 1 |old(~a25~0)|) (and (= 7 ~a28~0) (= 1 ~a11~0) (= 1 ~a25~0) .cse0 .cse1) (and .cse2 (not (= ~a19~0 ~a11~0)) .cse1) (= |old(~a11~0)| |old(~a19~0)|) (and .cse3 .cse0 .cse1) (and (not (= ~a25~0 1)) .cse0 .cse2 .cse1 .cse4) (= 7 |old(~a17~0)|) (= 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (and .cse3 .cse1 .cse4) (< 8 |old(~a17~0)|))) [2018-11-18 17:10:57,218 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-18 17:10:57,218 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-18 17:10:57,218 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= 1 ~a19~0)) (.cse2 (<= 9 ~a28~0)) (.cse3 (not (= ~a17~0 7))) (.cse1 (<= ~a17~0 8)) (.cse4 (not (= ~a28~0 9)))) (or (not (= 1 ~a21~0)) (= 1 |old(~a25~0)|) (and (= 7 ~a28~0) (= 1 ~a11~0) (= 1 ~a25~0) .cse0 .cse1) (and .cse2 (not (= ~a19~0 ~a11~0)) .cse1) (= |old(~a11~0)| |old(~a19~0)|) (and .cse3 .cse0 .cse1) (and (not (= ~a25~0 1)) .cse0 .cse2 .cse1 .cse4) (= 7 |old(~a17~0)|) (= 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (and .cse3 .cse1 .cse4) (< 8 |old(~a17~0)|))) [2018-11-18 17:10:57,218 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-18 17:10:57,218 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-18 17:10:57,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 05:10:57 BoogieIcfgContainer [2018-11-18 17:10:57,235 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 17:10:57,235 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:10:57,235 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:10:57,236 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:10:57,236 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:10:50" (3/4) ... [2018-11-18 17:10:57,240 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 17:10:57,249 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 17:10:57,249 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 17:10:57,249 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 17:10:57,259 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 17:10:57,260 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 17:10:57,287 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(1 == a21) || 1 == \old(a25)) || ((((7 == a28 && 1 == a11) && 1 == a25) && 1 == a19) && a17 <= 8)) || ((9 <= a28 && !(a19 == a11)) && a17 <= 8)) || \old(a11) == \old(a19)) || ((!(a17 == 7) && 1 == a19) && a17 <= 8)) || ((((!(a25 == 1) && 1 == a19) && 9 <= a28) && a17 <= 8) && !(a28 == 9))) || 7 == \old(a17)) || 9 == \old(a28)) || !(1 == \old(a19))) || ((!(a17 == 7) && a17 <= 8) && !(a28 == 9))) || 8 < \old(a17) [2018-11-18 17:10:57,386 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_55f1bcef-c0f0-4adc-8d6f-bcbf54fcbb81/bin-2019/uautomizer/witness.graphml [2018-11-18 17:10:57,386 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:10:57,387 INFO L168 Benchmark]: Toolchain (without parser) took 8755.99 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 412.1 MB). Free memory was 952.2 MB in the beginning and 988.8 MB in the end (delta: -36.7 MB). Peak memory consumption was 375.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:57,387 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:10:57,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.18 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 917.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:57,388 INFO L168 Benchmark]: Boogie Preprocessor took 117.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 917.3 MB in the beginning and 1.1 GB in the end (delta: -229.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:57,388 INFO L168 Benchmark]: RCFGBuilder took 876.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 107.9 MB). Peak memory consumption was 107.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:57,388 INFO L168 Benchmark]: TraceAbstraction took 7234.49 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 254.8 MB). Free memory was 1.0 GB in the beginning and 999.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 294.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:57,389 INFO L168 Benchmark]: Witness Printer took 150.80 ms. Allocated memory is still 1.4 GB. Free memory was 999.1 MB in the beginning and 988.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:10:57,390 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 373.18 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 917.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 117.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 917.3 MB in the beginning and 1.1 GB in the end (delta: -229.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 876.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 107.9 MB). Peak memory consumption was 107.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7234.49 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 254.8 MB). Free memory was 1.0 GB in the beginning and 999.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 294.9 MB. Max. memory is 11.5 GB. * Witness Printer took 150.80 ms. Allocated memory is still 1.4 GB. Free memory was 999.1 MB in the beginning and 988.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 496]: 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) || 1 == \old(a25)) || ((((7 == a28 && 1 == a11) && 1 == a25) && 1 == a19) && a17 <= 8)) || ((9 <= a28 && !(a19 == a11)) && a17 <= 8)) || \old(a11) == \old(a19)) || ((!(a17 == 7) && 1 == a19) && a17 <= 8)) || ((((!(a25 == 1) && 1 == a19) && 9 <= a28) && a17 <= 8) && !(a28 == 9))) || 7 == \old(a17)) || 9 == \old(a28)) || !(1 == \old(a19))) || ((!(a17 == 7) && a17 <= 8) && !(a28 == 9))) || 8 < \old(a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 7.1s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 4.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 789 SDtfs, 5452 SDslu, 999 SDs, 0 SdLazy, 6472 SolverSat, 1231 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 370 GetRequests, 316 SyntacticMatches, 7 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2503occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 210 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 89 PreInvPairs, 169 NumberOfFragments, 446 HoareAnnotationTreeSize, 89 FomulaSimplifications, 11770 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3056 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1262 NumberOfCodeBlocks, 1262 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1253 ConstructedInterpolants, 0 QuantifiedInterpolants, 573847 SizeOfPredicates, 2 NumberOfNonLiveVariables, 801 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 221/227 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...