./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label49_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_d7cbcc99-0cfc-4038-af5f-719b388fa874/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label49_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/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 19252d9b977a1b2caf6b350b292ab440fef944ce ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:46:54,634 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:46:54,635 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:46:54,642 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:46:54,642 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:46:54,643 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:46:54,644 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:46:54,645 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:46:54,646 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:46:54,647 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:46:54,647 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:46:54,647 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:46:54,648 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:46:54,649 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:46:54,650 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:46:54,650 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:46:54,651 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:46:54,652 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:46:54,653 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:46:54,654 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:46:54,655 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:46:54,656 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:46:54,657 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:46:54,658 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:46:54,658 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:46:54,659 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:46:54,659 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:46:54,660 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:46:54,660 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:46:54,661 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:46:54,661 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:46:54,662 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:46:54,662 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:46:54,662 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:46:54,663 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:46:54,663 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:46:54,663 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 11:46:54,673 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:46:54,674 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:46:54,674 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:46:54,674 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:46:54,675 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:46:54,675 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:46:54,675 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 11:46:54,675 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:46:54,676 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:46:54,676 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:46:54,676 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:46:54,676 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:46:54,676 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:46:54,676 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:46:54,676 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:46:54,676 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:46:54,677 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:46:54,677 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:46:54,677 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:46:54,677 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:46:54,677 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 11:46:54,677 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:46:54,677 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 11:46:54,677 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 11:46:54,678 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:46:54,678 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:46:54,678 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:46:54,678 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 11:46:54,678 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:46:54,678 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:46:54,678 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_d7cbcc99-0cfc-4038-af5f-719b388fa874/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 -> 19252d9b977a1b2caf6b350b292ab440fef944ce [2018-11-18 11:46:54,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:46:54,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:46:54,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:46:54,717 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:46:54,717 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:46:54,718 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem14_label49_true-unreach-call_false-termination.c [2018-11-18 11:46:54,760 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/bin-2019/uautomizer/data/b71a7dc44/6cd93188e748474fb23e9b9fbd22e82a/FLAG94f967e95 [2018-11-18 11:46:55,225 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:46:55,226 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/sv-benchmarks/c/eca-rers2012/Problem14_label49_true-unreach-call_false-termination.c [2018-11-18 11:46:55,235 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/bin-2019/uautomizer/data/b71a7dc44/6cd93188e748474fb23e9b9fbd22e82a/FLAG94f967e95 [2018-11-18 11:46:55,738 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/bin-2019/uautomizer/data/b71a7dc44/6cd93188e748474fb23e9b9fbd22e82a [2018-11-18 11:46:55,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:46:55,742 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 11:46:55,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:46:55,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:46:55,745 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:46:55,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:46:55" (1/1) ... [2018-11-18 11:46:55,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74db7457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:55, skipping insertion in model container [2018-11-18 11:46:55,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:46:55" (1/1) ... [2018-11-18 11:46:55,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:46:55,793 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:46:56,044 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:46:56,048 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:46:56,130 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:46:56,142 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:46:56,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:56 WrapperNode [2018-11-18 11:46:56,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:46:56,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:46:56,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:46:56,143 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:46:56,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:56" (1/1) ... [2018-11-18 11:46:56,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:56" (1/1) ... [2018-11-18 11:46:56,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:56" (1/1) ... [2018-11-18 11:46:56,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:56" (1/1) ... [2018-11-18 11:46:56,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:56" (1/1) ... [2018-11-18 11:46:56,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:56" (1/1) ... [2018-11-18 11:46:56,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:56" (1/1) ... [2018-11-18 11:46:56,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:46:56,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:46:56,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:46:56,265 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:46:56,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/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 11:46:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 11:46:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:46:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 11:46:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 11:46:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 11:46:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 11:46:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 11:46:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 11:46:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 11:46:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 11:46:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:46:57,189 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:46:57,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:46:57 BoogieIcfgContainer [2018-11-18 11:46:57,190 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:46:57,191 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 11:46:57,191 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 11:46:57,193 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 11:46:57,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:46:55" (1/3) ... [2018-11-18 11:46:57,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2213faa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:46:57, skipping insertion in model container [2018-11-18 11:46:57,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:46:56" (2/3) ... [2018-11-18 11:46:57,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2213faa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:46:57, skipping insertion in model container [2018-11-18 11:46:57,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:46:57" (3/3) ... [2018-11-18 11:46:57,195 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label49_true-unreach-call_false-termination.c [2018-11-18 11:46:57,201 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 11:46:57,210 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 11:46:57,219 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 11:46:57,242 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 11:46:57,242 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 11:46:57,243 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 11:46:57,243 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 11:46:57,243 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 11:46:57,243 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 11:46:57,243 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 11:46:57,243 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 11:46:57,243 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 11:46:57,262 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states. [2018-11-18 11:46:57,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 11:46:57,267 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:46:57,268 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:46:57,270 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:46:57,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:46:57,274 INFO L82 PathProgramCache]: Analyzing trace with hash -825405036, now seen corresponding path program 1 times [2018-11-18 11:46:57,275 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:46:57,275 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:46:57,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:46:57,305 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:46:57,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:46:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:46:57,501 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 11:46:57,502 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:46:57,503 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 11:46:57,506 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 11:46:57,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 11:46:57,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 11:46:57,516 INFO L87 Difference]: Start difference. First operand 255 states. Second operand 4 states. [2018-11-18 11:46:58,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:46:58,565 INFO L93 Difference]: Finished difference Result 894 states and 1611 transitions. [2018-11-18 11:46:58,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 11:46:58,568 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 66 [2018-11-18 11:46:58,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:46:58,580 INFO L225 Difference]: With dead ends: 894 [2018-11-18 11:46:58,580 INFO L226 Difference]: Without dead ends: 633 [2018-11-18 11:46:58,584 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 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 11:46:58,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2018-11-18 11:46:58,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 633. [2018-11-18 11:46:58,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 633 states. [2018-11-18 11:46:58,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 633 states and 962 transitions. [2018-11-18 11:46:58,635 INFO L78 Accepts]: Start accepts. Automaton has 633 states and 962 transitions. Word has length 66 [2018-11-18 11:46:58,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:46:58,635 INFO L480 AbstractCegarLoop]: Abstraction has 633 states and 962 transitions. [2018-11-18 11:46:58,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 11:46:58,636 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 962 transitions. [2018-11-18 11:46:58,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 11:46:58,642 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:46:58,643 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:46:58,643 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:46:58,643 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:46:58,643 INFO L82 PathProgramCache]: Analyzing trace with hash 965459243, now seen corresponding path program 1 times [2018-11-18 11:46:58,643 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:46:58,643 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:46:58,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:46:58,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:46:58,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:46:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:46:58,793 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:46:58,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:46:58,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 11:46:58,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 11:46:58,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 11:46:58,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 11:46:58,795 INFO L87 Difference]: Start difference. First operand 633 states and 962 transitions. Second operand 4 states. [2018-11-18 11:46:59,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:46:59,700 INFO L93 Difference]: Finished difference Result 2358 states and 3743 transitions. [2018-11-18 11:46:59,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 11:46:59,701 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 179 [2018-11-18 11:46:59,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:46:59,711 INFO L225 Difference]: With dead ends: 2358 [2018-11-18 11:46:59,711 INFO L226 Difference]: Without dead ends: 1731 [2018-11-18 11:46:59,716 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 11:46:59,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1731 states. [2018-11-18 11:46:59,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1731 to 1731. [2018-11-18 11:46:59,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1731 states. [2018-11-18 11:46:59,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1731 states and 2521 transitions. [2018-11-18 11:46:59,786 INFO L78 Accepts]: Start accepts. Automaton has 1731 states and 2521 transitions. Word has length 179 [2018-11-18 11:46:59,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:46:59,787 INFO L480 AbstractCegarLoop]: Abstraction has 1731 states and 2521 transitions. [2018-11-18 11:46:59,787 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 11:46:59,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2521 transitions. [2018-11-18 11:46:59,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 11:46:59,793 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:46:59,794 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-18 11:46:59,794 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:46:59,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:46:59,794 INFO L82 PathProgramCache]: Analyzing trace with hash 747473196, now seen corresponding path program 1 times [2018-11-18 11:46:59,794 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:46:59,794 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:46:59,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:46:59,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:46:59,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:46:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:46:59,960 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 200 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:46:59,961 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:46:59,962 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/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 11:46:59,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:47:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:47:00,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:47:00,154 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 200 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:47:00,180 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 11:47:00,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 11:47:00,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 11:47:00,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 11:47:00,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 11:47:00,181 INFO L87 Difference]: Start difference. First operand 1731 states and 2521 transitions. Second operand 9 states. [2018-11-18 11:47:02,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:47:02,073 INFO L93 Difference]: Finished difference Result 5315 states and 8467 transitions. [2018-11-18 11:47:02,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 11:47:02,074 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 262 [2018-11-18 11:47:02,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:47:02,088 INFO L225 Difference]: With dead ends: 5315 [2018-11-18 11:47:02,088 INFO L226 Difference]: Without dead ends: 2965 [2018-11-18 11:47:02,104 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=207, Unknown=0, NotChecked=0, Total=306 [2018-11-18 11:47:02,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2018-11-18 11:47:02,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2900. [2018-11-18 11:47:02,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2900 states. [2018-11-18 11:47:02,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 2900 states and 3993 transitions. [2018-11-18 11:47:02,167 INFO L78 Accepts]: Start accepts. Automaton has 2900 states and 3993 transitions. Word has length 262 [2018-11-18 11:47:02,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:47:02,167 INFO L480 AbstractCegarLoop]: Abstraction has 2900 states and 3993 transitions. [2018-11-18 11:47:02,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 11:47:02,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2900 states and 3993 transitions. [2018-11-18 11:47:02,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-18 11:47:02,174 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:47:02,174 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-18 11:47:02,174 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:47:02,174 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:47:02,174 INFO L82 PathProgramCache]: Analyzing trace with hash 2000174152, now seen corresponding path program 1 times [2018-11-18 11:47:02,174 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:47:02,175 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:47:02,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:47:02,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:47:02,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:47:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:47:02,659 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 203 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:47:02,659 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:47:02,659 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/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 11:47:02,665 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:47:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:47:02,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:47:02,772 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 11:47:02,788 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 11:47:02,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2018-11-18 11:47:02,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 11:47:02,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 11:47:02,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-11-18 11:47:02,789 INFO L87 Difference]: Start difference. First operand 2900 states and 3993 transitions. Second operand 12 states. [2018-11-18 11:47:05,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:47:05,445 INFO L93 Difference]: Finished difference Result 10295 states and 16153 transitions. [2018-11-18 11:47:05,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-18 11:47:05,446 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 266 [2018-11-18 11:47:05,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:47:05,500 INFO L225 Difference]: With dead ends: 10295 [2018-11-18 11:47:05,500 INFO L226 Difference]: Without dead ends: 7401 [2018-11-18 11:47:05,530 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 275 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2018-11-18 11:47:05,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7401 states. [2018-11-18 11:47:05,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7401 to 7091. [2018-11-18 11:47:05,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7091 states. [2018-11-18 11:47:05,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7091 states to 7091 states and 9635 transitions. [2018-11-18 11:47:05,737 INFO L78 Accepts]: Start accepts. Automaton has 7091 states and 9635 transitions. Word has length 266 [2018-11-18 11:47:05,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:47:05,738 INFO L480 AbstractCegarLoop]: Abstraction has 7091 states and 9635 transitions. [2018-11-18 11:47:05,738 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 11:47:05,738 INFO L276 IsEmpty]: Start isEmpty. Operand 7091 states and 9635 transitions. [2018-11-18 11:47:05,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 11:47:05,753 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:47:05,753 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:47:05,753 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:47:05,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:47:05,754 INFO L82 PathProgramCache]: Analyzing trace with hash 201954132, now seen corresponding path program 1 times [2018-11-18 11:47:05,754 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:47:05,754 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:47:05,754 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:47:05,754 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:47:05,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:47:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:47:05,914 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 212 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:47:05,914 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:47:05,914 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 11:47:05,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:47:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:47:05,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:47:06,065 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 212 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:47:06,081 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 11:47:06,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 11:47:06,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 11:47:06,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 11:47:06,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 11:47:06,082 INFO L87 Difference]: Start difference. First operand 7091 states and 9635 transitions. Second operand 9 states. [2018-11-18 11:47:07,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:47:07,450 INFO L93 Difference]: Finished difference Result 14012 states and 19272 transitions. [2018-11-18 11:47:07,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 11:47:07,451 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 274 [2018-11-18 11:47:07,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:47:07,475 INFO L225 Difference]: With dead ends: 14012 [2018-11-18 11:47:07,475 INFO L226 Difference]: Without dead ends: 5725 [2018-11-18 11:47:07,497 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2018-11-18 11:47:07,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5725 states. [2018-11-18 11:47:07,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5725 to 5459. [2018-11-18 11:47:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5459 states. [2018-11-18 11:47:07,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5459 states to 5459 states and 6867 transitions. [2018-11-18 11:47:07,622 INFO L78 Accepts]: Start accepts. Automaton has 5459 states and 6867 transitions. Word has length 274 [2018-11-18 11:47:07,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:47:07,622 INFO L480 AbstractCegarLoop]: Abstraction has 5459 states and 6867 transitions. [2018-11-18 11:47:07,622 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 11:47:07,623 INFO L276 IsEmpty]: Start isEmpty. Operand 5459 states and 6867 transitions. [2018-11-18 11:47:07,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-18 11:47:07,634 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:47:07,634 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:47:07,634 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:47:07,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:47:07,635 INFO L82 PathProgramCache]: Analyzing trace with hash 171041191, now seen corresponding path program 1 times [2018-11-18 11:47:07,635 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:47:07,635 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:47:07,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:47:07,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:47:07,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:47:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:47:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 11:47:07,803 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:47:07,803 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 11:47:07,804 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 11:47:07,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 11:47:07,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 11:47:07,804 INFO L87 Difference]: Start difference. First operand 5459 states and 6867 transitions. Second operand 4 states. [2018-11-18 11:47:08,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:47:08,587 INFO L93 Difference]: Finished difference Result 14297 states and 18693 transitions. [2018-11-18 11:47:08,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 11:47:08,588 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 285 [2018-11-18 11:47:08,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:47:08,612 INFO L225 Difference]: With dead ends: 14297 [2018-11-18 11:47:08,612 INFO L226 Difference]: Without dead ends: 7602 [2018-11-18 11:47:08,630 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 11:47:08,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7602 states. [2018-11-18 11:47:08,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7602 to 7268. [2018-11-18 11:47:08,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7268 states. [2018-11-18 11:47:08,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7268 states to 7268 states and 9218 transitions. [2018-11-18 11:47:08,781 INFO L78 Accepts]: Start accepts. Automaton has 7268 states and 9218 transitions. Word has length 285 [2018-11-18 11:47:08,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:47:08,781 INFO L480 AbstractCegarLoop]: Abstraction has 7268 states and 9218 transitions. [2018-11-18 11:47:08,781 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 11:47:08,781 INFO L276 IsEmpty]: Start isEmpty. Operand 7268 states and 9218 transitions. [2018-11-18 11:47:08,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-18 11:47:08,797 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:47:08,797 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:47:08,798 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:47:08,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:47:08,798 INFO L82 PathProgramCache]: Analyzing trace with hash -1352375244, now seen corresponding path program 1 times [2018-11-18 11:47:08,798 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:47:08,798 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:47:08,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:47:08,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:47:08,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:47:08,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:47:08,949 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 11:47:08,950 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:47:08,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 11:47:08,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 11:47:08,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:47:08,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:47:08,951 INFO L87 Difference]: Start difference. First operand 7268 states and 9218 transitions. Second operand 3 states. [2018-11-18 11:47:09,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:47:09,474 INFO L93 Difference]: Finished difference Result 14956 states and 18595 transitions. [2018-11-18 11:47:09,474 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:47:09,474 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 324 [2018-11-18 11:47:09,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:47:09,475 INFO L225 Difference]: With dead ends: 14956 [2018-11-18 11:47:09,475 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 11:47:09,498 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 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 11:47:09,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 11:47:09,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 11:47:09,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 11:47:09,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 11:47:09,499 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 324 [2018-11-18 11:47:09,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:47:09,499 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 11:47:09,499 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 11:47:09,499 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 11:47:09,499 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:47:09,502 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 11:47:09,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,798 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 157 [2018-11-18 11:47:09,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:47:09,986 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 157 [2018-11-18 11:47:10,396 WARN L180 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 44 [2018-11-18 11:47:10,703 WARN L180 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 64 [2018-11-18 11:47:10,975 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 64 [2018-11-18 11:47:10,976 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= |old(~a15~0)| ~a15~0)) [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-11-18 11:47:10,977 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 181) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,978 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-11-18 11:47:10,979 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-11-18 11:47:10,980 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-11-18 11:47:10,981 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,982 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,983 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,983 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-11-18 11:47:10,983 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-11-18 11:47:10,983 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 11:47:10,983 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 11:47:10,983 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 11:47:10,983 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-11-18 11:47:10,983 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse6 (= ~a24~0 |old(~a24~0)|)) (.cse7 (= ~a21~0 |old(~a21~0)|)) (.cse8 (= |old(~a15~0)| ~a15~0))) (let ((.cse1 (< 0 (+ |old(~a12~0)| 49))) (.cse2 (<= (+ ~a12~0 49) 0)) (.cse0 (= 6 |old(~a21~0)|)) (.cse5 (<= ~a12~0 11)) (.cse4 (< 11 |old(~a12~0)|)) (.cse9 (and .cse6 .cse7 .cse8)) (.cse10 (= 7 |old(~a15~0)|)) (.cse3 (< 7 |old(~a15~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse4 .cse5 .cse3) (or (and (<= 81 ~a12~0) .cse6 .cse7 .cse8) (< |old(~a12~0)| 81)) (or .cse0 .cse9) (or .cse9 .cse4 (not .cse10)) (or .cse0 .cse5 .cse4) (or .cse9 .cse10 .cse3)))) [2018-11-18 11:47:10,983 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-11-18 11:47:10,983 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-11-18 11:47:10,983 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,983 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 11:47:10,984 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,985 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-11-18 11:47:10,986 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-11-18 11:47:10,987 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,988 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 11:47:10,989 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-11-18 11:47:10,990 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 11:47:10,991 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:47:10,992 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= 7 ~a15~0)) (<= (+ ~a12~0 49) 0) (not (= 6 ~a21~0))) [2018-11-18 11:47:10,993 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 11:47:10,993 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:47:10,993 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (= 6 |old(~a21~0)|) (< 0 (+ |old(~a12~0)| 49)) (= 7 |old(~a15~0)|) (and (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (<= (+ ~a12~0 49) 0) (= |old(~a15~0)| ~a15~0))) [2018-11-18 11:47:10,993 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2018-11-18 11:47:10,993 INFO L421 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse0 (= 7 ~a15~0))) (let ((.cse6 (not .cse0))) (let ((.cse3 (and (and .cse6 (or (not (= ~a15~0 9)) (= |old(~a15~0)| 9))) (<= ~a15~0 |old(~a15~0)|) (or (not (= 9 |old(~a21~0)|)) (not (= |old(~a21~0)| |old(~a15~0)|)) (not (= 1 |old(~a24~0)|))))) (.cse2 (<= 81 ~a12~0)) (.cse5 (not (= 6 ~a21~0))) (.cse7 (<= 10 ~a21~0)) (.cse1 (<= ~a12~0 11)) (.cse4 (= 9 ~a15~0))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and (= 8 ~a21~0) .cse4) (and .cse3 .cse5) (= 6 |old(~a21~0)|) (and .cse2 .cse4) (and (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (<= (+ ~a12~0 49) 0) (= |old(~a15~0)| ~a15~0)) (< 0 (+ |old(~a12~0)| 49)) (and (<= ~a15~0 7) .cse6) (= 7 |old(~a15~0)|) (and .cse2 .cse7) (and .cse2 .cse0) (and .cse0 .cse5) (and .cse7 .cse1 .cse4))))) [2018-11-18 11:47:10,993 INFO L425 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-11-18 11:47:10,993 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-11-18 11:47:10,993 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-11-18 11:47:10,993 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse0 (= 7 ~a15~0))) (let ((.cse6 (not .cse0))) (let ((.cse3 (and (and .cse6 (or (not (= ~a15~0 9)) (= |old(~a15~0)| 9))) (<= ~a15~0 |old(~a15~0)|) (or (not (= 9 |old(~a21~0)|)) (not (= |old(~a21~0)| |old(~a15~0)|)) (not (= 1 |old(~a24~0)|))))) (.cse2 (<= 81 ~a12~0)) (.cse5 (not (= 6 ~a21~0))) (.cse7 (<= 10 ~a21~0)) (.cse1 (<= ~a12~0 11)) (.cse4 (= 9 ~a15~0))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and (= 8 ~a21~0) .cse4) (and .cse3 .cse5) (= 6 |old(~a21~0)|) (and .cse2 .cse4) (and (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (<= (+ ~a12~0 49) 0) (= |old(~a15~0)| ~a15~0)) (< 0 (+ |old(~a12~0)| 49)) (and (<= ~a15~0 7) .cse6) (= 7 |old(~a15~0)|) (and .cse2 .cse7) (and .cse2 .cse0) (and .cse0 .cse5) (and .cse7 .cse1 .cse4))))) [2018-11-18 11:47:10,994 INFO L425 ceAbstractionStarter]: For program point L880-4(lines 874 890) no Hoare annotation was computed. [2018-11-18 11:47:11,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 11:47:11 BoogieIcfgContainer [2018-11-18 11:47:11,010 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 11:47:11,010 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:47:11,011 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:47:11,011 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:47:11,012 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:46:57" (3/4) ... [2018-11-18 11:47:11,015 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:47:11,021 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 11:47:11,021 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 11:47:11,022 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 11:47:11,033 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 11:47:11,034 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 11:47:11,059 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((7 == a15 && a12 <= 11) || (81 <= a12 && ((!(7 == a15) && (!(a15 == 9) || \old(a15) == 9)) && a15 <= \old(a15)) && ((!(9 == \old(a21)) || !(\old(a21) == \old(a15))) || !(1 == \old(a24))))) || (8 == a21 && 9 == a15)) || ((((!(7 == a15) && (!(a15 == 9) || \old(a15) == 9)) && a15 <= \old(a15)) && ((!(9 == \old(a21)) || !(\old(a21) == \old(a15))) || !(1 == \old(a24)))) && !(6 == a21))) || 6 == \old(a21)) || (81 <= a12 && 9 == a15)) || (((a24 == \old(a24) && a21 == \old(a21)) && a12 + 49 <= 0) && \old(a15) == a15)) || 0 < \old(a12) + 49) || (a15 <= 7 && !(7 == a15))) || 7 == \old(a15)) || (81 <= a12 && 10 <= a21)) || (81 <= a12 && 7 == a15)) || (7 == a15 && !(6 == a21))) || ((10 <= a21 && a12 <= 11) && 9 == a15) [2018-11-18 11:47:11,147 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d7cbcc99-0cfc-4038-af5f-719b388fa874/bin-2019/uautomizer/witness.graphml [2018-11-18 11:47:11,147 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:47:11,148 INFO L168 Benchmark]: Toolchain (without parser) took 15406.50 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 770.7 MB). Free memory was 957.0 MB in the beginning and 1.4 GB in the end (delta: -406.8 MB). Peak memory consumption was 363.9 MB. Max. memory is 11.5 GB. [2018-11-18 11:47:11,148 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:47:11,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 400.27 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 916.7 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:47:11,149 INFO L168 Benchmark]: Boogie Preprocessor took 121.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 916.7 MB in the beginning and 1.1 GB in the end (delta: -225.2 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:47:11,149 INFO L168 Benchmark]: RCFGBuilder took 925.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 122.1 MB). Peak memory consumption was 122.1 MB. Max. memory is 11.5 GB. [2018-11-18 11:47:11,149 INFO L168 Benchmark]: TraceAbstraction took 13819.45 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 618.1 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -380.2 MB). Peak memory consumption was 687.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:47:11,150 INFO L168 Benchmark]: Witness Printer took 136.84 ms. Allocated memory is still 1.8 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:47:11,151 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 400.27 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 916.7 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 121.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 916.7 MB in the beginning and 1.1 GB in the end (delta: -225.2 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 925.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 122.1 MB). Peak memory consumption was 122.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13819.45 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 618.1 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -380.2 MB). Peak memory consumption was 687.6 MB. Max. memory is 11.5 GB. * Witness Printer took 136.84 ms. Allocated memory is still 1.8 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 181]: 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: (((((((((((((7 == a15 && a12 <= 11) || (81 <= a12 && ((!(7 == a15) && (!(a15 == 9) || \old(a15) == 9)) && a15 <= \old(a15)) && ((!(9 == \old(a21)) || !(\old(a21) == \old(a15))) || !(1 == \old(a24))))) || (8 == a21 && 9 == a15)) || ((((!(7 == a15) && (!(a15 == 9) || \old(a15) == 9)) && a15 <= \old(a15)) && ((!(9 == \old(a21)) || !(\old(a21) == \old(a15))) || !(1 == \old(a24)))) && !(6 == a21))) || 6 == \old(a21)) || (81 <= a12 && 9 == a15)) || (((a24 == \old(a24) && a21 == \old(a21)) && a12 + 49 <= 0) && \old(a15) == a15)) || 0 < \old(a12) + 49) || (a15 <= 7 && !(7 == a15))) || 7 == \old(a15)) || (81 <= a12 && 10 <= a21)) || (81 <= a12 && 7 == a15)) || (7 == a15 && !(6 == a21))) || ((10 <= a21 && a12 <= 11) && 9 == a15) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 255 locations, 1 error locations. SAFE Result, 13.7s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 9.4s AutomataDifference, 0.0s DeadEndRemovalTime, 1.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 994 SDtfs, 4333 SDslu, 1086 SDs, 0 SdLazy, 14209 SolverSat, 2711 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 896 GetRequests, 837 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7268occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 7 MinimizatonAttempts, 975 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 289 PreInvPairs, 465 NumberOfFragments, 493 HoareAnnotationTreeSize, 289 FomulaSimplifications, 23252 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5751 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 2458 NumberOfCodeBlocks, 2458 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2448 ConstructedInterpolants, 0 QuantifiedInterpolants, 2085989 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1353 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 1746/1756 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...