./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label24_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_1406a18a-955f-4b45-a663-966df712bf53/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label24_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/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 41d17b9aa5f2178c80003b4f705c8a61e02072b8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:55:21,767 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:55:21,769 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:55:21,777 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:55:21,777 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:55:21,778 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:55:21,779 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:55:21,780 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:55:21,781 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:55:21,782 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:55:21,783 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:55:21,783 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:55:21,783 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:55:21,784 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:55:21,785 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:55:21,786 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:55:21,790 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:55:21,791 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:55:21,792 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:55:21,793 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:55:21,794 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:55:21,794 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:55:21,796 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:55:21,796 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:55:21,796 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:55:21,796 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:55:21,797 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:55:21,797 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:55:21,798 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:55:21,799 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:55:21,799 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:55:21,799 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:55:21,800 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:55:21,800 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:55:21,801 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:55:21,801 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:55:21,802 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 10:55:21,814 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:55:21,815 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:55:21,815 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:55:21,816 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 10:55:21,816 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:55:21,816 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:55:21,816 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 10:55:21,817 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:55:21,817 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:55:21,817 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:55:21,817 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:55:21,817 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:55:21,818 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:55:21,818 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:55:21,819 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:55:21,819 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:55:21,819 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:55:21,819 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:55:21,819 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:55:21,819 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:55:21,819 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:55:21,820 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:55:21,820 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:55:21,820 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:55:21,820 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:55:21,820 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:55:21,820 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:55:21,821 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 10:55:21,821 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:55:21,821 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:55:21,821 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_1406a18a-955f-4b45-a663-966df712bf53/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 -> 41d17b9aa5f2178c80003b4f705c8a61e02072b8 [2018-11-18 10:55:21,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:55:21,864 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:55:21,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:55:21,868 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:55:21,869 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:55:21,869 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem14_label24_true-unreach-call_false-termination.c [2018-11-18 10:55:21,921 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/bin-2019/uautomizer/data/ebbd38b19/b6625f955d8948e88f90fbf59f4faf24/FLAG3dd03ecca [2018-11-18 10:55:22,325 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:55:22,326 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/sv-benchmarks/c/eca-rers2012/Problem14_label24_true-unreach-call_false-termination.c [2018-11-18 10:55:22,337 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/bin-2019/uautomizer/data/ebbd38b19/b6625f955d8948e88f90fbf59f4faf24/FLAG3dd03ecca [2018-11-18 10:55:22,349 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/bin-2019/uautomizer/data/ebbd38b19/b6625f955d8948e88f90fbf59f4faf24 [2018-11-18 10:55:22,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:55:22,353 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 10:55:22,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:55:22,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:55:22,357 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:55:22,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:55:22" (1/1) ... [2018-11-18 10:55:22,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e32060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:22, skipping insertion in model container [2018-11-18 10:55:22,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:55:22" (1/1) ... [2018-11-18 10:55:22,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:55:22,412 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:55:22,696 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:55:22,700 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:55:22,807 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:55:22,819 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:55:22,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:22 WrapperNode [2018-11-18 10:55:22,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:55:22,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:55:22,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:55:22,821 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:55:22,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:22" (1/1) ... [2018-11-18 10:55:22,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:22" (1/1) ... [2018-11-18 10:55:22,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:22" (1/1) ... [2018-11-18 10:55:22,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:22" (1/1) ... [2018-11-18 10:55:22,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:22" (1/1) ... [2018-11-18 10:55:22,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:22" (1/1) ... [2018-11-18 10:55:22,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:22" (1/1) ... [2018-11-18 10:55:22,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:55:22,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:55:22,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:55:22,956 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:55:22,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/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 10:55:22,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:55:22,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:55:22,999 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 10:55:22,999 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:55:22,999 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 10:55:22,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 10:55:22,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 10:55:22,999 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 10:55:22,999 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:55:23,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:55:23,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:55:24,135 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:55:24,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:55:24 BoogieIcfgContainer [2018-11-18 10:55:24,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:55:24,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:55:24,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:55:24,139 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:55:24,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:55:22" (1/3) ... [2018-11-18 10:55:24,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f75d752 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:55:24, skipping insertion in model container [2018-11-18 10:55:24,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:22" (2/3) ... [2018-11-18 10:55:24,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f75d752 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:55:24, skipping insertion in model container [2018-11-18 10:55:24,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:55:24" (3/3) ... [2018-11-18 10:55:24,142 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label24_true-unreach-call_false-termination.c [2018-11-18 10:55:24,149 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:55:24,160 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 10:55:24,185 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 10:55:24,208 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 10:55:24,209 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:55:24,209 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:55:24,209 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:55:24,209 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:55:24,210 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:55:24,210 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:55:24,210 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:55:24,210 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:55:24,230 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states. [2018-11-18 10:55:24,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 10:55:24,237 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:24,237 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] [2018-11-18 10:55:24,239 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:24,243 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:24,243 INFO L82 PathProgramCache]: Analyzing trace with hash -364363092, now seen corresponding path program 1 times [2018-11-18 10:55:24,245 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:24,245 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:24,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:24,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:24,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:24,467 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 10:55:24,469 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:24,469 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:55:24,472 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:55:24,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:55:24,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:55:24,483 INFO L87 Difference]: Start difference. First operand 255 states. Second operand 3 states. [2018-11-18 10:55:25,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:25,260 INFO L93 Difference]: Finished difference Result 691 states and 1226 transitions. [2018-11-18 10:55:25,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:55:25,261 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 10:55:25,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:25,274 INFO L225 Difference]: With dead ends: 691 [2018-11-18 10:55:25,274 INFO L226 Difference]: Without dead ends: 434 [2018-11-18 10:55:25,279 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 10:55:25,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2018-11-18 10:55:25,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2018-11-18 10:55:25,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2018-11-18 10:55:25,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 765 transitions. [2018-11-18 10:55:25,331 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 765 transitions. Word has length 48 [2018-11-18 10:55:25,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:25,331 INFO L480 AbstractCegarLoop]: Abstraction has 434 states and 765 transitions. [2018-11-18 10:55:25,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:55:25,331 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 765 transitions. [2018-11-18 10:55:25,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 10:55:25,335 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:25,335 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:55:25,336 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:25,336 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:25,336 INFO L82 PathProgramCache]: Analyzing trace with hash 792460239, now seen corresponding path program 1 times [2018-11-18 10:55:25,336 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:25,336 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:25,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:25,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:25,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:25,537 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:55:25,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:25,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 10:55:25,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 10:55:25,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 10:55:25,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 10:55:25,540 INFO L87 Difference]: Start difference. First operand 434 states and 765 transitions. Second operand 6 states. [2018-11-18 10:55:26,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:26,580 INFO L93 Difference]: Finished difference Result 1062 states and 1897 transitions. [2018-11-18 10:55:26,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 10:55:26,580 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 123 [2018-11-18 10:55:26,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:26,584 INFO L225 Difference]: With dead ends: 1062 [2018-11-18 10:55:26,584 INFO L226 Difference]: Without dead ends: 634 [2018-11-18 10:55:26,586 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 10:55:26,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2018-11-18 10:55:26,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 625. [2018-11-18 10:55:26,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 625 states. [2018-11-18 10:55:26,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 625 states and 1019 transitions. [2018-11-18 10:55:26,610 INFO L78 Accepts]: Start accepts. Automaton has 625 states and 1019 transitions. Word has length 123 [2018-11-18 10:55:26,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:26,610 INFO L480 AbstractCegarLoop]: Abstraction has 625 states and 1019 transitions. [2018-11-18 10:55:26,610 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 10:55:26,611 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1019 transitions. [2018-11-18 10:55:26,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 10:55:26,614 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:26,614 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:55:26,614 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:26,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:26,614 INFO L82 PathProgramCache]: Analyzing trace with hash 1806555924, now seen corresponding path program 1 times [2018-11-18 10:55:26,614 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:26,615 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:26,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:26,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:26,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:26,778 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:55:26,778 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:26,779 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 10:55:26,779 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 10:55:26,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 10:55:26,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 10:55:26,780 INFO L87 Difference]: Start difference. First operand 625 states and 1019 transitions. Second operand 4 states. [2018-11-18 10:55:28,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:28,311 INFO L93 Difference]: Finished difference Result 2348 states and 3999 transitions. [2018-11-18 10:55:28,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 10:55:28,311 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 132 [2018-11-18 10:55:28,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:28,321 INFO L225 Difference]: With dead ends: 2348 [2018-11-18 10:55:28,321 INFO L226 Difference]: Without dead ends: 1729 [2018-11-18 10:55:28,327 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 10:55:28,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1729 states. [2018-11-18 10:55:28,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1729 to 1729. [2018-11-18 10:55:28,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1729 states. [2018-11-18 10:55:28,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1729 states and 2669 transitions. [2018-11-18 10:55:28,380 INFO L78 Accepts]: Start accepts. Automaton has 1729 states and 2669 transitions. Word has length 132 [2018-11-18 10:55:28,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:28,380 INFO L480 AbstractCegarLoop]: Abstraction has 1729 states and 2669 transitions. [2018-11-18 10:55:28,380 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 10:55:28,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2669 transitions. [2018-11-18 10:55:28,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 10:55:28,387 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:28,387 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:55:28,388 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:28,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:28,388 INFO L82 PathProgramCache]: Analyzing trace with hash 38946104, now seen corresponding path program 1 times [2018-11-18 10:55:28,388 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:28,388 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:28,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:28,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:28,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 82 proven. 70 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 10:55:28,680 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:55:28,680 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/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 10:55:28,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:28,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:55:28,919 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 10:55:28,943 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 10:55:28,943 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2018-11-18 10:55:28,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 10:55:28,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 10:55:28,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-11-18 10:55:28,944 INFO L87 Difference]: Start difference. First operand 1729 states and 2669 transitions. Second operand 10 states. [2018-11-18 10:55:32,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:32,894 INFO L93 Difference]: Finished difference Result 6808 states and 10533 transitions. [2018-11-18 10:55:32,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-11-18 10:55:32,895 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 236 [2018-11-18 10:55:32,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:32,920 INFO L225 Difference]: With dead ends: 6808 [2018-11-18 10:55:32,920 INFO L226 Difference]: Without dead ends: 5085 [2018-11-18 10:55:32,935 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 257 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=282, Invalid=978, Unknown=0, NotChecked=0, Total=1260 [2018-11-18 10:55:32,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5085 states. [2018-11-18 10:55:33,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5085 to 4342. [2018-11-18 10:55:33,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4342 states. [2018-11-18 10:55:33,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 4342 states and 6130 transitions. [2018-11-18 10:55:33,047 INFO L78 Accepts]: Start accepts. Automaton has 4342 states and 6130 transitions. Word has length 236 [2018-11-18 10:55:33,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:33,048 INFO L480 AbstractCegarLoop]: Abstraction has 4342 states and 6130 transitions. [2018-11-18 10:55:33,048 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 10:55:33,048 INFO L276 IsEmpty]: Start isEmpty. Operand 4342 states and 6130 transitions. [2018-11-18 10:55:33,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2018-11-18 10:55:33,062 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:33,062 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 10:55:33,062 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:33,062 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:33,063 INFO L82 PathProgramCache]: Analyzing trace with hash -774820020, now seen corresponding path program 1 times [2018-11-18 10:55:33,063 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:55:33,063 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:55:33,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:33,064 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:33,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:33,517 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 225 proven. 158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:55:33,517 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:55:33,517 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/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 10:55:33,525 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:33,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:55:33,751 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 10:55:33,767 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 10:55:33,767 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2018-11-18 10:55:33,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 10:55:33,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 10:55:33,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2018-11-18 10:55:33,769 INFO L87 Difference]: Start difference. First operand 4342 states and 6130 transitions. Second operand 14 states. [2018-11-18 10:55:39,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:39,533 INFO L93 Difference]: Finished difference Result 12024 states and 21696 transitions. [2018-11-18 10:55:39,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2018-11-18 10:55:39,533 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 346 [2018-11-18 10:55:39,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:39,534 INFO L225 Difference]: With dead ends: 12024 [2018-11-18 10:55:39,534 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 10:55:39,629 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 477 GetRequests, 400 SyntacticMatches, 1 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2049 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=946, Invalid=5060, Unknown=0, NotChecked=0, Total=6006 [2018-11-18 10:55:39,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 10:55:39,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 10:55:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 10:55:39,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 10:55:39,630 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 346 [2018-11-18 10:55:39,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:39,630 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:55:39,630 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 10:55:39,630 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 10:55:39,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:55:39,633 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 10:55:39,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,884 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 63 [2018-11-18 10:55:39,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:55:39,990 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 63 [2018-11-18 10:55:40,219 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 34 [2018-11-18 10:55:40,331 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 39 [2018-11-18 10:55:40,433 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:55:40,433 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= |old(~a15~0)| ~a15~0)) [2018-11-18 10:55:40,433 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:55:40,433 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-11-18 10:55:40,433 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-11-18 10:55:40,433 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,433 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-11-18 10:55:40,434 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 10:55:40,435 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-11-18 10:55:40,436 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,437 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,438 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,438 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-11-18 10:55:40,438 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 10:55:40,438 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 10:55:40,439 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 10:55:40,439 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-11-18 10:55:40,439 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-11-18 10:55:40,439 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-11-18 10:55:40,439 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-11-18 10:55:40,439 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,439 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,439 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,439 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 10:55:40,439 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 10:55:40,439 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 10:55:40,440 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse0 (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= |old(~a15~0)| ~a15~0)))) (and (or .cse0 (not (= 1 |old(~a24~0)|)) (and (<= |old(~a12~0)| 11) (< 0 (+ |old(~a12~0)| 43)))) (or (= 6 |old(~a21~0)|) .cse0) (or (= 6 |old(~a15~0)|) (= 9 |old(~a15~0)|) .cse0))) [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-11-18 10:55:40,441 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,442 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 10:55:40,443 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 10:55:40,444 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 10:55:40,444 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-11-18 10:55:40,444 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-11-18 10:55:40,444 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-11-18 10:55:40,444 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-11-18 10:55:40,444 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,444 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,444 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-11-18 10:55:40,444 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 10:55:40,444 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 10:55:40,444 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-11-18 10:55:40,444 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-11-18 10:55:40,445 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-11-18 10:55:40,446 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 127) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-18 10:55:40,447 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-11-18 10:55:40,448 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 10:55:40,449 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-11-18 10:55:40,450 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,451 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,451 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 10:55:40,451 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-11-18 10:55:40,451 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 10:55:40,451 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 10:55:40,451 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 10:55:40,451 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-11-18 10:55:40,451 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:55:40,451 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a15~0 9)) (not (= ~a24~0 2)) (= 7 ~a21~0) (<= (+ ~a12~0 49) 0) (not (= ~a15~0 6))) [2018-11-18 10:55:40,451 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 10:55:40,451 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:55:40,451 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (not (= 7 |old(~a21~0)|)) (= 2 |old(~a24~0)|) (< 0 (+ |old(~a12~0)| 49)) (and (= ~a12~0 |old(~a12~0)|) (= ~a21~0 |old(~a21~0)|) (= |old(~a15~0)| ~a15~0) (= |old(~a24~0)| ~a24~0)) (= 6 |old(~a15~0)|) (= 9 |old(~a15~0)|)) [2018-11-18 10:55:40,451 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2018-11-18 10:55:40,452 INFO L421 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (or (< 0 (+ |old(~a12~0)| 49)) (and (not (= ~a15~0 9)) (not (= ~a15~0 6))) (not (= 6 ~a21~0)) (= 2 |old(~a24~0)|) (and (or (<= (+ ~a12~0 43) 0) (< 11 ~a12~0)) (= 1 ~a24~0)) (= 6 |old(~a15~0)|) (= 9 |old(~a15~0)|) (not (= 7 |old(~a21~0)|))) [2018-11-18 10:55:40,452 INFO L425 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-11-18 10:55:40,452 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-11-18 10:55:40,452 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-11-18 10:55:40,452 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (or (< 0 (+ |old(~a12~0)| 49)) (and (not (= ~a15~0 9)) (not (= ~a15~0 6))) (not (= 6 ~a21~0)) (= 2 |old(~a24~0)|) (and (or (<= (+ ~a12~0 43) 0) (< 11 ~a12~0)) (= 1 ~a24~0)) (= 6 |old(~a15~0)|) (= 9 |old(~a15~0)|) (not (= 7 |old(~a21~0)|))) [2018-11-18 10:55:40,452 INFO L425 ceAbstractionStarter]: For program point L880-4(lines 874 890) no Hoare annotation was computed. [2018-11-18 10:55:40,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:55:40 BoogieIcfgContainer [2018-11-18 10:55:40,465 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 10:55:40,465 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:55:40,465 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:55:40,465 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:55:40,466 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:55:24" (3/4) ... [2018-11-18 10:55:40,504 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:55:40,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 10:55:40,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 10:55:40,512 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 10:55:40,522 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 10:55:40,523 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 10:55:40,548 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 < \old(a12) + 49 || (!(a15 == 9) && !(a15 == 6))) || !(6 == a21)) || 2 == \old(a24)) || ((a12 + 43 <= 0 || 11 < a12) && 1 == a24)) || 6 == \old(a15)) || 9 == \old(a15)) || !(7 == \old(a21)) [2018-11-18 10:55:40,651 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1406a18a-955f-4b45-a663-966df712bf53/bin-2019/uautomizer/witness.graphml [2018-11-18 10:55:40,652 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:55:40,652 INFO L168 Benchmark]: Toolchain (without parser) took 18300.09 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 603.5 MB). Free memory was 956.4 MB in the beginning and 1.6 GB in the end (delta: -596.5 MB). Peak memory consumption was 737.6 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:40,653 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:55:40,653 INFO L168 Benchmark]: CACSL2BoogieTranslator took 466.59 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 913.5 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:40,653 INFO L168 Benchmark]: Boogie Preprocessor took 134.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 913.5 MB in the beginning and 1.1 GB in the end (delta: -170.9 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:40,653 INFO L168 Benchmark]: RCFGBuilder took 1180.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 958.8 MB in the end (delta: 125.6 MB). Peak memory consumption was 125.6 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:40,654 INFO L168 Benchmark]: TraceAbstraction took 16328.34 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 390.1 MB). Free memory was 958.8 MB in the beginning and 708.0 MB in the end (delta: 250.7 MB). Peak memory consumption was 640.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:40,654 INFO L168 Benchmark]: Witness Printer took 186.33 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 114.3 MB). Free memory was 708.0 MB in the beginning and 1.6 GB in the end (delta: -844.9 MB). Peak memory consumption was 8.2 kB. Max. memory is 11.5 GB. [2018-11-18 10:55:40,655 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 466.59 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 913.5 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 134.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.1 MB). Free memory was 913.5 MB in the beginning and 1.1 GB in the end (delta: -170.9 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1180.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 958.8 MB in the end (delta: 125.6 MB). Peak memory consumption was 125.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16328.34 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 390.1 MB). Free memory was 958.8 MB in the beginning and 708.0 MB in the end (delta: 250.7 MB). Peak memory consumption was 640.8 MB. Max. memory is 11.5 GB. * Witness Printer took 186.33 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 114.3 MB). Free memory was 708.0 MB in the beginning and 1.6 GB in the end (delta: -844.9 MB). Peak memory consumption was 8.2 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 127]: 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: 880]: Loop Invariant Derived loop invariant: ((((((0 < \old(a12) + 49 || (!(a15 == 9) && !(a15 == 6))) || !(6 == a21)) || 2 == \old(a24)) || ((a12 + 43 <= 0 || 11 < a12) && 1 == a24)) || 6 == \old(a15)) || 9 == \old(a15)) || !(7 == \old(a21)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 255 locations, 1 error locations. SAFE Result, 16.2s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 13.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 610 SDtfs, 7664 SDslu, 1503 SDs, 0 SdLazy, 17340 SolverSat, 3692 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 790 GetRequests, 664 SyntacticMatches, 6 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2357 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4342occurred in iteration=4, 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, 5 MinimizatonAttempts, 752 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 170 PreInvPairs, 432 NumberOfFragments, 227 HoareAnnotationTreeSize, 170 FomulaSimplifications, 9400 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2245 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1467 NumberOfCodeBlocks, 1467 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1460 ConstructedInterpolants, 0 QuantifiedInterpolants, 1839740 SizeOfPredicates, 3 NumberOfNonLiveVariables, 984 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 934/1162 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...