./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label21_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label21_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/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 9affa82f51321a26e1ff4ceb2134487588896d81 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:05:53,553 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:05:53,555 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:05:53,564 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:05:53,564 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:05:53,565 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:05:53,566 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:05:53,568 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:05:53,569 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:05:53,570 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:05:53,571 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:05:53,571 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:05:53,572 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:05:53,573 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:05:53,574 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:05:53,574 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:05:53,575 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:05:53,577 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:05:53,578 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:05:53,580 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:05:53,581 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:05:53,582 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:05:53,584 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:05:53,584 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:05:53,584 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:05:53,585 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:05:53,586 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:05:53,587 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:05:53,588 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:05:53,589 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:05:53,589 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:05:53,589 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:05:53,590 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:05:53,590 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:05:53,591 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:05:53,591 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:05:53,592 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:05:53,604 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:05:53,605 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:05:53,605 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:05:53,605 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:05:53,606 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:05:53,606 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:05:53,606 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:05:53,607 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:05:53,607 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:05:53,607 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:05:53,607 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:05:53,607 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:05:53,607 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:05:53,608 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:05:53,608 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:05:53,608 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:05:53,608 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:05:53,608 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:05:53,608 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:05:53,609 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:05:53,609 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:05:53,609 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:05:53,609 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:05:53,609 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:05:53,610 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:05:53,610 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:05:53,610 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:05:53,610 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:05:53,610 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:05:53,611 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:05:53,611 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_e61322fc-286b-4b61-a0d9-2efb5a8328d3/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 -> 9affa82f51321a26e1ff4ceb2134487588896d81 [2018-11-28 12:05:53,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:05:53,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:05:53,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:05:53,657 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:05:53,658 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:05:53,658 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label21_true-unreach-call.c [2018-11-28 12:05:53,716 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/bin-2019/uautomizer/data/7ac64fbea/5159d6eba0954986a8e68a34bec56479/FLAGc084fe2b8 [2018-11-28 12:05:54,168 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:05:54,168 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/sv-benchmarks/c/eca-rers2012/Problem10_label21_true-unreach-call.c [2018-11-28 12:05:54,183 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/bin-2019/uautomizer/data/7ac64fbea/5159d6eba0954986a8e68a34bec56479/FLAGc084fe2b8 [2018-11-28 12:05:54,682 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/bin-2019/uautomizer/data/7ac64fbea/5159d6eba0954986a8e68a34bec56479 [2018-11-28 12:05:54,685 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:05:54,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:05:54,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:05:54,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:05:54,691 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:05:54,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:05:54" (1/1) ... [2018-11-28 12:05:54,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e991360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:54, skipping insertion in model container [2018-11-28 12:05:54,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:05:54" (1/1) ... [2018-11-28 12:05:54,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:05:54,740 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:05:54,996 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:05:54,999 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:05:55,137 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:05:55,149 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:05:55,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:55 WrapperNode [2018-11-28 12:05:55,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:05:55,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:05:55,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:05:55,151 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:05:55,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:55" (1/1) ... [2018-11-28 12:05:55,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:55" (1/1) ... [2018-11-28 12:05:55,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:05:55,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:05:55,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:05:55,180 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:05:55,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:55" (1/1) ... [2018-11-28 12:05:55,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:55" (1/1) ... [2018-11-28 12:05:55,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:55" (1/1) ... [2018-11-28 12:05:55,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:55" (1/1) ... [2018-11-28 12:05:55,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:55" (1/1) ... [2018-11-28 12:05:55,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:55" (1/1) ... [2018-11-28 12:05:55,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:55" (1/1) ... [2018-11-28 12:05:55,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:05:55,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:05:55,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:05:55,245 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:05:55,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/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 [2018-11-28 12:05:55,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:05:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:05:55,303 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 12:05:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 12:05:55,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:05:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:05:55,304 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:05:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:05:56,333 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:05:56,333 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 12:05:56,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:05:56 BoogieIcfgContainer [2018-11-28 12:05:56,334 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:05:56,334 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:05:56,334 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:05:56,338 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:05:56,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:05:54" (1/3) ... [2018-11-28 12:05:56,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@660b91b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:05:56, skipping insertion in model container [2018-11-28 12:05:56,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:05:55" (2/3) ... [2018-11-28 12:05:56,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@660b91b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:05:56, skipping insertion in model container [2018-11-28 12:05:56,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:05:56" (3/3) ... [2018-11-28 12:05:56,342 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label21_true-unreach-call.c [2018-11-28 12:05:56,349 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:05:56,356 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:05:56,368 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:05:56,396 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:05:56,397 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:05:56,397 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:05:56,397 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:05:56,398 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:05:56,398 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:05:56,398 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:05:56,398 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:05:56,398 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:05:56,420 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-11-28 12:05:56,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-28 12:05:56,426 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:05:56,427 INFO L402 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] [2018-11-28 12:05:56,429 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:05:56,434 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:05:56,434 INFO L82 PathProgramCache]: Analyzing trace with hash -689743650, now seen corresponding path program 1 times [2018-11-28 12:05:56,436 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:05:56,436 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:05:56,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:05:56,473 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:05:56,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:05:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:05:56,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:05:56,683 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:05:56,683 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:05:56,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:05:56,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:05:56,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:05:56,705 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2018-11-28 12:05:57,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:05:57,551 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2018-11-28 12:05:57,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:05:57,552 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2018-11-28 12:05:57,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:05:57,566 INFO L225 Difference]: With dead ends: 571 [2018-11-28 12:05:57,566 INFO L226 Difference]: Without dead ends: 294 [2018-11-28 12:05:57,572 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:05:57,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2018-11-28 12:05:57,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2018-11-28 12:05:57,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2018-11-28 12:05:57,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 446 transitions. [2018-11-28 12:05:57,631 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 446 transitions. Word has length 33 [2018-11-28 12:05:57,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:05:57,631 INFO L480 AbstractCegarLoop]: Abstraction has 294 states and 446 transitions. [2018-11-28 12:05:57,631 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:05:57,632 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 446 transitions. [2018-11-28 12:05:57,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-28 12:05:57,635 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:05:57,635 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:05:57,635 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:05:57,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:05:57,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1458033486, now seen corresponding path program 1 times [2018-11-28 12:05:57,636 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:05:57,636 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:05:57,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:05:57,638 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:05:57,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:05:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:05:57,819 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:05:57,819 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:05:57,820 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:05:57,821 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:05:57,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:05:57,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:05:57,822 INFO L87 Difference]: Start difference. First operand 294 states and 446 transitions. Second operand 5 states. [2018-11-28 12:05:58,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:05:58,496 INFO L93 Difference]: Finished difference Result 888 states and 1367 transitions. [2018-11-28 12:05:58,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:05:58,497 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 115 [2018-11-28 12:05:58,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:05:58,501 INFO L225 Difference]: With dead ends: 888 [2018-11-28 12:05:58,502 INFO L226 Difference]: Without dead ends: 600 [2018-11-28 12:05:58,503 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:05:58,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2018-11-28 12:05:58,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 447. [2018-11-28 12:05:58,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 447 states. [2018-11-28 12:05:58,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 661 transitions. [2018-11-28 12:05:58,533 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 661 transitions. Word has length 115 [2018-11-28 12:05:58,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:05:58,534 INFO L480 AbstractCegarLoop]: Abstraction has 447 states and 661 transitions. [2018-11-28 12:05:58,534 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:05:58,534 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 661 transitions. [2018-11-28 12:05:58,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-28 12:05:58,537 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:05:58,538 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:05:58,538 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:05:58,538 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:05:58,538 INFO L82 PathProgramCache]: Analyzing trace with hash -1013478446, now seen corresponding path program 1 times [2018-11-28 12:05:58,538 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:05:58,538 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:05:58,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:05:58,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:05:58,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:05:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:05:58,698 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:05:58,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:05:58,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:05:58,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:05:58,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:05:58,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:05:58,699 INFO L87 Difference]: Start difference. First operand 447 states and 661 transitions. Second operand 6 states. [2018-11-28 12:05:59,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:05:59,381 INFO L93 Difference]: Finished difference Result 1200 states and 1824 transitions. [2018-11-28 12:05:59,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:05:59,381 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 131 [2018-11-28 12:05:59,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:05:59,386 INFO L225 Difference]: With dead ends: 1200 [2018-11-28 12:05:59,386 INFO L226 Difference]: Without dead ends: 759 [2018-11-28 12:05:59,388 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:05:59,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 759 states. [2018-11-28 12:05:59,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 759 to 745. [2018-11-28 12:05:59,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 745 states. [2018-11-28 12:05:59,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 745 states and 1096 transitions. [2018-11-28 12:05:59,419 INFO L78 Accepts]: Start accepts. Automaton has 745 states and 1096 transitions. Word has length 131 [2018-11-28 12:05:59,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:05:59,420 INFO L480 AbstractCegarLoop]: Abstraction has 745 states and 1096 transitions. [2018-11-28 12:05:59,420 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:05:59,420 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1096 transitions. [2018-11-28 12:05:59,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-28 12:05:59,424 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:05:59,424 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:05:59,425 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:05:59,425 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:05:59,425 INFO L82 PathProgramCache]: Analyzing trace with hash 1627642498, now seen corresponding path program 1 times [2018-11-28 12:05:59,425 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:05:59,425 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:05:59,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:05:59,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:05:59,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:05:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:05:59,576 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:05:59,576 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:05:59,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:05:59,577 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:05:59,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:05:59,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:05:59,577 INFO L87 Difference]: Start difference. First operand 745 states and 1096 transitions. Second operand 6 states. [2018-11-28 12:06:00,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:06:00,273 INFO L93 Difference]: Finished difference Result 1814 states and 2766 transitions. [2018-11-28 12:06:00,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:06:00,274 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 155 [2018-11-28 12:06:00,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:06:00,279 INFO L225 Difference]: With dead ends: 1814 [2018-11-28 12:06:00,280 INFO L226 Difference]: Without dead ends: 1075 [2018-11-28 12:06:00,281 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:06:00,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1075 states. [2018-11-28 12:06:00,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1075 to 1047. [2018-11-28 12:06:00,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1047 states. [2018-11-28 12:06:00,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 1047 states and 1430 transitions. [2018-11-28 12:06:00,311 INFO L78 Accepts]: Start accepts. Automaton has 1047 states and 1430 transitions. Word has length 155 [2018-11-28 12:06:00,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:06:00,312 INFO L480 AbstractCegarLoop]: Abstraction has 1047 states and 1430 transitions. [2018-11-28 12:06:00,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:06:00,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1430 transitions. [2018-11-28 12:06:00,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-28 12:06:00,315 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:06:00,316 INFO L402 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-28 12:06:00,316 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:06:00,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:06:00,316 INFO L82 PathProgramCache]: Analyzing trace with hash 418106165, now seen corresponding path program 1 times [2018-11-28 12:06:00,316 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:06:00,316 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:06:00,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:06:00,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:06:00,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:06:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:06:00,608 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 129 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:06:00,608 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:06:00,608 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/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 [2018-11-28 12:06:00,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:06:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:06:00,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:06:00,764 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 129 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:06:00,783 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:06:00,784 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5] total 15 [2018-11-28 12:06:00,784 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-28 12:06:00,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-28 12:06:00,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2018-11-28 12:06:00,785 INFO L87 Difference]: Start difference. First operand 1047 states and 1430 transitions. Second operand 15 states. [2018-11-28 12:06:03,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:06:03,867 INFO L93 Difference]: Finished difference Result 3079 states and 4604 transitions. [2018-11-28 12:06:03,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-28 12:06:03,868 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 194 [2018-11-28 12:06:03,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:06:03,879 INFO L225 Difference]: With dead ends: 3079 [2018-11-28 12:06:03,879 INFO L226 Difference]: Without dead ends: 1868 [2018-11-28 12:06:03,883 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 450 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=457, Invalid=1435, Unknown=0, NotChecked=0, Total=1892 [2018-11-28 12:06:03,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1868 states. [2018-11-28 12:06:03,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1868 to 1649. [2018-11-28 12:06:03,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1649 states. [2018-11-28 12:06:03,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2127 transitions. [2018-11-28 12:06:03,952 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2127 transitions. Word has length 194 [2018-11-28 12:06:03,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:06:03,952 INFO L480 AbstractCegarLoop]: Abstraction has 1649 states and 2127 transitions. [2018-11-28 12:06:03,952 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-28 12:06:03,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2127 transitions. [2018-11-28 12:06:03,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-28 12:06:03,956 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:06:03,956 INFO L402 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-28 12:06:03,957 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:06:03,957 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:06:03,957 INFO L82 PathProgramCache]: Analyzing trace with hash 615857841, now seen corresponding path program 1 times [2018-11-28 12:06:03,957 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:06:03,957 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:06:03,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:06:03,958 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:06:03,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:06:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:06:04,055 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-28 12:06:04,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:06:04,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:06:04,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:06:04,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:06:04,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:06:04,056 INFO L87 Difference]: Start difference. First operand 1649 states and 2127 transitions. Second operand 4 states. [2018-11-28 12:06:05,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:06:05,348 INFO L93 Difference]: Finished difference Result 4299 states and 5604 transitions. [2018-11-28 12:06:05,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:06:05,350 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 208 [2018-11-28 12:06:05,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:06:05,351 INFO L225 Difference]: With dead ends: 4299 [2018-11-28 12:06:05,351 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:06:05,356 INFO L631 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 [2018-11-28 12:06:05,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:06:05,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:06:05,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:06:05,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:06:05,356 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 208 [2018-11-28 12:06:05,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:06:05,357 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:06:05,357 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:06:05,357 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:06:05,357 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:06:05,364 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:06:05,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:06:05,893 WARN L180 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 41 [2018-11-28 12:06:06,194 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2018-11-28 12:06:06,349 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2018-11-28 12:06:06,351 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:06:06,351 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-28 12:06:06,351 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:06:06,351 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-28 12:06:06,351 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,351 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,351 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,351 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,351 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,351 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,351 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-28 12:06:06,351 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-28 12:06:06,351 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-28 12:06:06,352 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-28 12:06:06,353 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-28 12:06:06,354 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-28 12:06:06,354 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-28 12:06:06,354 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-28 12:06:06,354 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-28 12:06:06,354 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 85) no Hoare annotation was computed. [2018-11-28 12:06:06,354 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-28 12:06:06,354 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-28 12:06:06,355 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-28 12:06:06,355 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-28 12:06:06,355 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,355 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,355 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,355 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,355 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,356 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-28 12:06:06,356 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-28 12:06:06,356 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-28 12:06:06,356 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-28 12:06:06,356 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-28 12:06:06,356 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-28 12:06:06,356 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-28 12:06:06,356 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-28 12:06:06,356 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-28 12:06:06,356 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-28 12:06:06,356 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-28 12:06:06,357 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-28 12:06:06,357 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-28 12:06:06,357 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,357 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,357 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,357 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,357 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,357 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-28 12:06:06,357 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-28 12:06:06,357 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-28 12:06:06,357 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-28 12:06:06,358 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-28 12:06:06,358 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-28 12:06:06,358 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-28 12:06:06,358 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-28 12:06:06,358 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-28 12:06:06,358 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,358 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,358 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,358 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,358 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,358 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,358 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,359 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-28 12:06:06,359 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-28 12:06:06,359 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-28 12:06:06,359 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-28 12:06:06,359 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-28 12:06:06,359 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-28 12:06:06,359 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-28 12:06:06,359 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-28 12:06:06,359 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-28 12:06:06,359 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-28 12:06:06,359 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-28 12:06:06,360 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-28 12:06:06,360 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-28 12:06:06,360 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,360 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,360 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,360 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,360 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-28 12:06:06,360 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,360 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,360 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-28 12:06:06,360 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-28 12:06:06,361 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-28 12:06:06,361 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-28 12:06:06,361 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-28 12:06:06,361 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-28 12:06:06,361 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-28 12:06:06,361 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-28 12:06:06,361 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-28 12:06:06,361 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-28 12:06:06,361 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-28 12:06:06,361 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-28 12:06:06,361 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-28 12:06:06,361 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,362 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,362 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,362 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,362 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,362 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,362 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-28 12:06:06,362 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-28 12:06:06,362 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-28 12:06:06,362 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-28 12:06:06,362 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-28 12:06:06,362 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-28 12:06:06,362 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-28 12:06:06,363 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-28 12:06:06,363 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-28 12:06:06,363 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-28 12:06:06,363 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-28 12:06:06,363 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (= 7 |old(~a19~0)|)) (.cse5 (< 1 |old(~a10~0)|)) (.cse4 (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|))) (.cse1 (= 10 |old(~a19~0)|)) (.cse2 (not (= 14 ~a4~0))) (.cse3 (not (= 0 ~a12~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse2 .cse3 .cse5) .cse4 (= 0 |old(~a10~0)|)) (or .cse4 .cse1 .cse2 .cse3 (not (= 2 |old(~a10~0)|))) (or (or .cse0 .cse2 .cse3 .cse5) .cse4) (or .cse4 (or (< 23 |old(~a1~0)|) .cse1 .cse2 .cse3)))) [2018-11-28 12:06:06,363 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-28 12:06:06,363 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-28 12:06:06,363 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-28 12:06:06,364 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,364 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,364 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,364 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,364 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,364 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,364 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-28 12:06:06,364 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-28 12:06:06,364 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-28 12:06:06,364 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-28 12:06:06,364 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-28 12:06:06,364 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-28 12:06:06,365 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-28 12:06:06,365 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-28 12:06:06,365 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-28 12:06:06,365 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-28 12:06:06,365 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-28 12:06:06,365 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-28 12:06:06,365 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-28 12:06:06,365 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,365 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,365 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,365 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,366 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,366 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,366 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-28 12:06:06,366 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-28 12:06:06,366 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-28 12:06:06,366 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-28 12:06:06,366 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-28 12:06:06,366 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-28 12:06:06,366 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-28 12:06:06,366 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-28 12:06:06,366 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-28 12:06:06,367 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-28 12:06:06,367 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-28 12:06:06,367 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-28 12:06:06,367 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,367 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,367 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,367 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,367 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,367 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 12:06:06,367 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-28 12:06:06,367 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-28 12:06:06,368 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-28 12:06:06,368 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-28 12:06:06,368 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-28 12:06:06,368 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-28 12:06:06,368 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-28 12:06:06,368 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-28 12:06:06,368 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-28 12:06:06,368 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-28 12:06:06,368 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-28 12:06:06,373 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-28 12:06:06,373 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:06:06,373 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a1~0 23) (not (= ~a19~0 7)) (not (= ~a19~0 10)) (= ~a12~0 0) (= ~a4~0 14) (<= ~a10~0 1)) [2018-11-28 12:06:06,373 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:06:06,373 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:06:06,373 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 7 |old(~a19~0)|) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (< 1 |old(~a10~0)|) (< 23 |old(~a1~0)|) (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|))) [2018-11-28 12:06:06,374 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-28 12:06:06,374 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10))) (.cse3 (<= ~a1~0 23)) (.cse4 (not (= ~a19~0 7))) (.cse1 (or (not (= 8 |old(~a19~0)|)) (not (= 1 |old(~a10~0)|)))) (.cse2 (<= ~a10~0 1))) (or (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (and .cse0 (= 2 ~a10~0) .cse1) (< 1 |old(~a10~0)|) (< 23 |old(~a1~0)|) (and .cse1 (not (= 0 ~a10~0)) .cse2) (and .cse3 .cse0 .cse1) (= 7 |old(~a19~0)|) (and .cse4 .cse0 .cse1) (and .cse3 (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|)) (not (= 0 ~a12~0)) (and .cse4 .cse1 .cse2))) [2018-11-28 12:06:06,374 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-28 12:06:06,374 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-28 12:06:06,374 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10))) (.cse3 (<= ~a1~0 23)) (.cse4 (not (= ~a19~0 7))) (.cse1 (or (not (= 8 |old(~a19~0)|)) (not (= 1 |old(~a10~0)|)))) (.cse2 (<= ~a10~0 1))) (or (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (and .cse0 (= 2 ~a10~0) .cse1) (< 1 |old(~a10~0)|) (< 23 |old(~a1~0)|) (and .cse1 (not (= 0 ~a10~0)) .cse2) (and .cse3 .cse0 .cse1) (= 7 |old(~a19~0)|) (and .cse4 .cse0 .cse1) (and .cse3 (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|)) (not (= 0 ~a12~0)) (and .cse4 .cse1 .cse2))) [2018-11-28 12:06:06,374 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-11-28 12:06:06,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:06:06 BoogieIcfgContainer [2018-11-28 12:06:06,397 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:06:06,397 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:06:06,397 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:06:06,398 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:06:06,399 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:05:56" (3/4) ... [2018-11-28 12:06:06,402 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:06:06,408 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:06:06,409 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 12:06:06,409 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:06:06,419 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 12:06:06,420 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 12:06:06,448 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((10 == \old(a19) || !(14 == a4)) || ((!(a19 == 10) && 2 == a10) && (!(8 == \old(a19)) || !(1 == \old(a10))))) || 1 < \old(a10)) || 23 < \old(a1)) || (((!(8 == \old(a19)) || !(1 == \old(a10))) && !(0 == a10)) && a10 <= 1)) || ((a1 <= 23 && !(a19 == 10)) && (!(8 == \old(a19)) || !(1 == \old(a10))))) || 7 == \old(a19)) || ((!(a19 == 7) && !(a19 == 10)) && (!(8 == \old(a19)) || !(1 == \old(a10))))) || ((a1 <= 23 && a10 == \old(a10)) && a19 == \old(a19))) || !(0 == a12)) || ((!(a19 == 7) && (!(8 == \old(a19)) || !(1 == \old(a10)))) && a10 <= 1) [2018-11-28 12:06:06,532 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e61322fc-286b-4b61-a0d9-2efb5a8328d3/bin-2019/uautomizer/witness.graphml [2018-11-28 12:06:06,532 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:06:06,534 INFO L168 Benchmark]: Toolchain (without parser) took 11848.44 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 398.5 MB). Free memory was 957.1 MB in the beginning and 847.8 MB in the end (delta: 109.3 MB). Peak memory consumption was 507.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:06:06,534 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:06:06,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 463.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -186.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:06:06,535 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:06:06,535 INFO L168 Benchmark]: Boogie Preprocessor took 64.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:06:06,535 INFO L168 Benchmark]: RCFGBuilder took 1089.44 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: 102.6 MB). Peak memory consumption was 102.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:06:06,536 INFO L168 Benchmark]: TraceAbstraction took 10062.69 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 237.5 MB). Free memory was 1.0 GB in the beginning and 867.4 MB in the end (delta: 170.4 MB). Peak memory consumption was 407.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:06:06,536 INFO L168 Benchmark]: Witness Printer took 134.71 ms. Allocated memory is still 1.4 GB. Free memory was 867.4 MB in the beginning and 847.8 MB in the end (delta: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:06:06,538 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 463.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -186.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1089.44 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: 102.6 MB). Peak memory consumption was 102.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10062.69 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 237.5 MB). Free memory was 1.0 GB in the beginning and 867.4 MB in the end (delta: 170.4 MB). Peak memory consumption was 407.9 MB. Max. memory is 11.5 GB. * Witness Printer took 134.71 ms. Allocated memory is still 1.4 GB. Free memory was 867.4 MB in the beginning and 847.8 MB in the end (delta: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 85]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((((((((10 == \old(a19) || !(14 == a4)) || ((!(a19 == 10) && 2 == a10) && (!(8 == \old(a19)) || !(1 == \old(a10))))) || 1 < \old(a10)) || 23 < \old(a1)) || (((!(8 == \old(a19)) || !(1 == \old(a10))) && !(0 == a10)) && a10 <= 1)) || ((a1 <= 23 && !(a19 == 10)) && (!(8 == \old(a19)) || !(1 == \old(a10))))) || 7 == \old(a19)) || ((!(a19 == 7) && !(a19 == 10)) && (!(8 == \old(a19)) || !(1 == \old(a10))))) || ((a1 <= 23 && a10 == \old(a10)) && a19 == \old(a19))) || !(0 == a12)) || ((!(a19 == 7) && (!(8 == \old(a19)) || !(1 == \old(a10)))) && a10 <= 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 9.9s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 7.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 336 SDtfs, 3822 SDslu, 278 SDs, 0 SdLazy, 5183 SolverSat, 1516 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 288 GetRequests, 219 SyntacticMatches, 4 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 461 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1649occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 414 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 57 PreInvPairs, 101 NumberOfFragments, 436 HoareAnnotationTreeSize, 57 FomulaSimplifications, 8937 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2773 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1030 NumberOfCodeBlocks, 1030 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1023 ConstructedInterpolants, 0 QuantifiedInterpolants, 884566 SizeOfPredicates, 0 NumberOfNonLiveVariables, 372 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 465/469 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...