./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label49_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label49_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/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 c2ee6781c62be40fa372129eaacaba9832af3ce9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 15:25:48,920 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 15:25:48,921 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 15:25:48,927 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 15:25:48,927 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 15:25:48,928 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 15:25:48,929 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 15:25:48,929 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 15:25:48,930 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 15:25:48,931 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 15:25:48,931 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 15:25:48,931 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 15:25:48,932 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 15:25:48,932 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 15:25:48,933 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 15:25:48,933 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 15:25:48,934 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 15:25:48,935 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 15:25:48,935 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 15:25:48,936 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 15:25:48,937 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 15:25:48,937 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 15:25:48,938 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 15:25:48,938 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 15:25:48,939 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 15:25:48,939 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 15:25:48,940 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 15:25:48,940 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 15:25:48,940 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 15:25:48,941 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 15:25:48,941 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 15:25:48,942 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 15:25:48,942 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 15:25:48,942 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 15:25:48,942 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 15:25:48,943 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 15:25:48,943 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 15:25:48,950 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 15:25:48,950 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 15:25:48,951 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 15:25:48,951 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 15:25:48,951 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 15:25:48,951 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 15:25:48,951 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 15:25:48,951 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 15:25:48,951 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 15:25:48,952 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 15:25:48,952 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 15:25:48,952 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 15:25:48,952 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 15:25:48,952 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 15:25:48,952 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 15:25:48,952 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 15:25:48,952 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 15:25:48,952 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 15:25:48,953 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 15:25:48,953 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 15:25:48,953 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 15:25:48,953 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 15:25:48,953 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 15:25:48,953 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 15:25:48,953 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 15:25:48,953 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 15:25:48,954 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 15:25:48,954 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 15:25:48,954 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 15:25:48,954 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 15:25:48,954 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_96da709e-88d3-4bf6-b2de-a40ddab0a002/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 -> c2ee6781c62be40fa372129eaacaba9832af3ce9 [2018-12-01 15:25:48,971 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 15:25:48,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 15:25:48,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 15:25:48,980 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 15:25:48,981 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 15:25:48,981 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label49_true-unreach-call.c [2018-12-01 15:25:49,023 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/data/5ef463a12/61d7a8fe0c624fefaa262678a6a7e4b7/FLAGa60e0b443 [2018-12-01 15:25:49,521 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 15:25:49,521 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/sv-benchmarks/c/eca-rers2012/Problem10_label49_true-unreach-call.c [2018-12-01 15:25:49,527 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/data/5ef463a12/61d7a8fe0c624fefaa262678a6a7e4b7/FLAGa60e0b443 [2018-12-01 15:25:49,537 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/data/5ef463a12/61d7a8fe0c624fefaa262678a6a7e4b7 [2018-12-01 15:25:49,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 15:25:49,540 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 15:25:49,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 15:25:49,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 15:25:49,542 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 15:25:49,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:25:49" (1/1) ... [2018-12-01 15:25:49,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fdfc843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49, skipping insertion in model container [2018-12-01 15:25:49,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:25:49" (1/1) ... [2018-12-01 15:25:49,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 15:25:49,574 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 15:25:49,765 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 15:25:49,768 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 15:25:49,871 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 15:25:49,882 INFO L195 MainTranslator]: Completed translation [2018-12-01 15:25:49,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49 WrapperNode [2018-12-01 15:25:49,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 15:25:49,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 15:25:49,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 15:25:49,883 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 15:25:49,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49" (1/1) ... [2018-12-01 15:25:49,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49" (1/1) ... [2018-12-01 15:25:49,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 15:25:49,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 15:25:49,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 15:25:49,906 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 15:25:49,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49" (1/1) ... [2018-12-01 15:25:49,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49" (1/1) ... [2018-12-01 15:25:49,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49" (1/1) ... [2018-12-01 15:25:49,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49" (1/1) ... [2018-12-01 15:25:49,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49" (1/1) ... [2018-12-01 15:25:49,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49" (1/1) ... [2018-12-01 15:25:49,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49" (1/1) ... [2018-12-01 15:25:49,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 15:25:49,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 15:25:49,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 15:25:49,959 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 15:25:49,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/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 [2018-12-01 15:25:50,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 15:25:50,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 15:25:50,002 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-01 15:25:50,002 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-01 15:25:50,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 15:25:50,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 15:25:50,002 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 15:25:50,002 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 15:25:50,568 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 15:25:50,568 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-01 15:25:50,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:25:50 BoogieIcfgContainer [2018-12-01 15:25:50,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 15:25:50,569 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 15:25:50,569 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 15:25:50,571 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 15:25:50,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 03:25:49" (1/3) ... [2018-12-01 15:25:50,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14c0c0d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:25:50, skipping insertion in model container [2018-12-01 15:25:50,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:25:49" (2/3) ... [2018-12-01 15:25:50,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14c0c0d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:25:50, skipping insertion in model container [2018-12-01 15:25:50,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:25:50" (3/3) ... [2018-12-01 15:25:50,573 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label49_true-unreach-call.c [2018-12-01 15:25:50,579 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 15:25:50,584 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-01 15:25:50,593 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-01 15:25:50,613 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 15:25:50,613 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 15:25:50,613 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 15:25:50,613 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 15:25:50,613 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 15:25:50,613 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 15:25:50,613 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 15:25:50,613 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 15:25:50,613 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 15:25:50,627 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-12-01 15:25:50,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 15:25:50,631 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:25:50,631 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] [2018-12-01 15:25:50,633 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:25:50,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:25:50,637 INFO L82 PathProgramCache]: Analyzing trace with hash -1605828193, now seen corresponding path program 1 times [2018-12-01 15:25:50,638 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:25:50,638 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:25:50,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:50,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:25:50,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:50,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:25:50,783 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:25:50,783 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-01 15:25:50,786 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 15:25:50,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 15:25:50,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 15:25:50,795 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2018-12-01 15:25:51,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:25:51,246 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2018-12-01 15:25:51,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 15:25:51,247 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2018-12-01 15:25:51,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:25:51,255 INFO L225 Difference]: With dead ends: 571 [2018-12-01 15:25:51,255 INFO L226 Difference]: Without dead ends: 294 [2018-12-01 15:25:51,258 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 [2018-12-01 15:25:51,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2018-12-01 15:25:51,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2018-12-01 15:25:51,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2018-12-01 15:25:51,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 446 transitions. [2018-12-01 15:25:51,296 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 446 transitions. Word has length 28 [2018-12-01 15:25:51,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:25:51,296 INFO L480 AbstractCegarLoop]: Abstraction has 294 states and 446 transitions. [2018-12-01 15:25:51,296 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 15:25:51,297 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 446 transitions. [2018-12-01 15:25:51,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-01 15:25:51,299 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:25:51,299 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:25:51,299 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:25:51,299 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:25:51,299 INFO L82 PathProgramCache]: Analyzing trace with hash -351220503, now seen corresponding path program 1 times [2018-12-01 15:25:51,300 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:25:51,300 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:25:51,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:51,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:25:51,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:51,417 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:25:51,417 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:25:51,417 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 15:25:51,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 15:25:51,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 15:25:51,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-01 15:25:51,419 INFO L87 Difference]: Start difference. First operand 294 states and 446 transitions. Second operand 6 states. [2018-12-01 15:25:51,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:25:51,871 INFO L93 Difference]: Finished difference Result 741 states and 1136 transitions. [2018-12-01 15:25:51,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 15:25:51,871 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 101 [2018-12-01 15:25:51,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:25:51,874 INFO L225 Difference]: With dead ends: 741 [2018-12-01 15:25:51,874 INFO L226 Difference]: Without dead ends: 453 [2018-12-01 15:25:51,875 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 [2018-12-01 15:25:51,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2018-12-01 15:25:51,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 445. [2018-12-01 15:25:51,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2018-12-01 15:25:51,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 626 transitions. [2018-12-01 15:25:51,888 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 626 transitions. Word has length 101 [2018-12-01 15:25:51,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:25:51,888 INFO L480 AbstractCegarLoop]: Abstraction has 445 states and 626 transitions. [2018-12-01 15:25:51,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 15:25:51,889 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 626 transitions. [2018-12-01 15:25:51,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-01 15:25:51,890 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:25:51,890 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:25:51,891 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:25:51,891 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:25:51,891 INFO L82 PathProgramCache]: Analyzing trace with hash 788107453, now seen corresponding path program 1 times [2018-12-01 15:25:51,891 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:25:51,891 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:25:51,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:51,892 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:25:51,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:51,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:25:51,939 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:25:51,939 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 15:25:51,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-01 15:25:51,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 15:25:51,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-01 15:25:51,940 INFO L87 Difference]: Start difference. First operand 445 states and 626 transitions. Second operand 4 states. [2018-12-01 15:25:52,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:25:52,436 INFO L93 Difference]: Finished difference Result 1611 states and 2315 transitions. [2018-12-01 15:25:52,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-01 15:25:52,437 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 107 [2018-12-01 15:25:52,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:25:52,440 INFO L225 Difference]: With dead ends: 1611 [2018-12-01 15:25:52,441 INFO L226 Difference]: Without dead ends: 1172 [2018-12-01 15:25:52,441 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 [2018-12-01 15:25:52,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2018-12-01 15:25:52,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 1172. [2018-12-01 15:25:52,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1172 states. [2018-12-01 15:25:52,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 1172 states and 1554 transitions. [2018-12-01 15:25:52,464 INFO L78 Accepts]: Start accepts. Automaton has 1172 states and 1554 transitions. Word has length 107 [2018-12-01 15:25:52,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:25:52,464 INFO L480 AbstractCegarLoop]: Abstraction has 1172 states and 1554 transitions. [2018-12-01 15:25:52,464 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-01 15:25:52,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1554 transitions. [2018-12-01 15:25:52,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-01 15:25:52,467 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:25:52,467 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:25:52,468 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:25:52,468 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:25:52,468 INFO L82 PathProgramCache]: Analyzing trace with hash 58557854, now seen corresponding path program 1 times [2018-12-01 15:25:52,468 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:25:52,468 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:25:52,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:52,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:25:52,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:52,585 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:25:52,586 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:25:52,586 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 15:25:52,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 15:25:52,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 15:25:52,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-01 15:25:52,586 INFO L87 Difference]: Start difference. First operand 1172 states and 1554 transitions. Second operand 6 states. [2018-12-01 15:25:53,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:25:53,062 INFO L93 Difference]: Finished difference Result 2372 states and 3192 transitions. [2018-12-01 15:25:53,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 15:25:53,062 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 164 [2018-12-01 15:25:53,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:25:53,067 INFO L225 Difference]: With dead ends: 2372 [2018-12-01 15:25:53,067 INFO L226 Difference]: Without dead ends: 1206 [2018-12-01 15:25:53,068 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 [2018-12-01 15:25:53,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1206 states. [2018-12-01 15:25:53,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1206 to 1051. [2018-12-01 15:25:53,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1051 states. [2018-12-01 15:25:53,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 1051 states and 1334 transitions. [2018-12-01 15:25:53,085 INFO L78 Accepts]: Start accepts. Automaton has 1051 states and 1334 transitions. Word has length 164 [2018-12-01 15:25:53,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:25:53,086 INFO L480 AbstractCegarLoop]: Abstraction has 1051 states and 1334 transitions. [2018-12-01 15:25:53,086 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 15:25:53,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1334 transitions. [2018-12-01 15:25:53,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-01 15:25:53,087 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:25:53,087 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:25:53,088 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:25:53,088 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:25:53,088 INFO L82 PathProgramCache]: Analyzing trace with hash 1560592178, now seen corresponding path program 1 times [2018-12-01 15:25:53,088 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:25:53,088 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:25:53,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:53,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:25:53,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:53,192 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:25:53,192 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:25:53,192 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 15:25:53,193 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 15:25:53,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 15:25:53,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-01 15:25:53,193 INFO L87 Difference]: Start difference. First operand 1051 states and 1334 transitions. Second operand 6 states. [2018-12-01 15:25:53,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:25:53,644 INFO L93 Difference]: Finished difference Result 2400 states and 3096 transitions. [2018-12-01 15:25:53,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 15:25:53,645 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 170 [2018-12-01 15:25:53,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:25:53,648 INFO L225 Difference]: With dead ends: 2400 [2018-12-01 15:25:53,648 INFO L226 Difference]: Without dead ends: 1355 [2018-12-01 15:25:53,650 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 [2018-12-01 15:25:53,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1355 states. [2018-12-01 15:25:53,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1355 to 1200. [2018-12-01 15:25:53,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1200 states. [2018-12-01 15:25:53,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1200 states and 1479 transitions. [2018-12-01 15:25:53,673 INFO L78 Accepts]: Start accepts. Automaton has 1200 states and 1479 transitions. Word has length 170 [2018-12-01 15:25:53,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:25:53,674 INFO L480 AbstractCegarLoop]: Abstraction has 1200 states and 1479 transitions. [2018-12-01 15:25:53,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 15:25:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1479 transitions. [2018-12-01 15:25:53,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-01 15:25:53,676 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:25:53,676 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-01 15:25:53,676 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:25:53,676 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:25:53,677 INFO L82 PathProgramCache]: Analyzing trace with hash -226216260, now seen corresponding path program 1 times [2018-12-01 15:25:53,677 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:25:53,677 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:25:53,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:53,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:25:53,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:53,827 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 43 proven. 5 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-01 15:25:53,827 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 15:25:53,827 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/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 [2018-12-01 15:25:53,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:25:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:53,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 15:25:53,977 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 119 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:25:54,002 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 15:25:54,002 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2018-12-01 15:25:54,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-01 15:25:54,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-01 15:25:54,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-12-01 15:25:54,004 INFO L87 Difference]: Start difference. First operand 1200 states and 1479 transitions. Second operand 11 states. [2018-12-01 15:25:55,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:25:55,411 INFO L93 Difference]: Finished difference Result 3856 states and 4798 transitions. [2018-12-01 15:25:55,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-12-01 15:25:55,411 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 243 [2018-12-01 15:25:55,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:25:55,415 INFO L225 Difference]: With dead ends: 3856 [2018-12-01 15:25:55,415 INFO L226 Difference]: Without dead ends: 1629 [2018-12-01 15:25:55,418 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 250 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=148, Invalid=404, Unknown=0, NotChecked=0, Total=552 [2018-12-01 15:25:55,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1629 states. [2018-12-01 15:25:55,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1629 to 1190. [2018-12-01 15:25:55,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1190 states. [2018-12-01 15:25:55,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1190 states and 1345 transitions. [2018-12-01 15:25:55,436 INFO L78 Accepts]: Start accepts. Automaton has 1190 states and 1345 transitions. Word has length 243 [2018-12-01 15:25:55,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:25:55,436 INFO L480 AbstractCegarLoop]: Abstraction has 1190 states and 1345 transitions. [2018-12-01 15:25:55,437 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-01 15:25:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1345 transitions. [2018-12-01 15:25:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-01 15:25:55,439 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:25:55,439 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-01 15:25:55,439 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:25:55,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:25:55,439 INFO L82 PathProgramCache]: Analyzing trace with hash -1054824384, now seen corresponding path program 1 times [2018-12-01 15:25:55,439 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:25:55,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:25:55,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:55,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:25:55,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:55,837 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 120 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:25:55,837 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 15:25:55,837 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 15:25:55,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:25:55,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:55,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 15:25:56,041 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 2 proven. 43 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-01 15:25:56,057 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 15:25:56,057 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 6] total 17 [2018-12-01 15:25:56,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-12-01 15:25:56,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-12-01 15:25:56,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2018-12-01 15:25:56,058 INFO L87 Difference]: Start difference. First operand 1190 states and 1345 transitions. Second operand 17 states. [2018-12-01 15:25:57,296 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2018-12-01 15:25:58,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:25:58,419 INFO L93 Difference]: Finished difference Result 2286 states and 2658 transitions. [2018-12-01 15:25:58,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-12-01 15:25:58,419 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 257 [2018-12-01 15:25:58,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:25:58,422 INFO L225 Difference]: With dead ends: 2286 [2018-12-01 15:25:58,422 INFO L226 Difference]: Without dead ends: 1234 [2018-12-01 15:25:58,424 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 257 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=283, Invalid=709, Unknown=0, NotChecked=0, Total=992 [2018-12-01 15:25:58,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1234 states. [2018-12-01 15:25:58,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1234 to 1192. [2018-12-01 15:25:58,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1192 states. [2018-12-01 15:25:58,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1192 states and 1332 transitions. [2018-12-01 15:25:58,444 INFO L78 Accepts]: Start accepts. Automaton has 1192 states and 1332 transitions. Word has length 257 [2018-12-01 15:25:58,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:25:58,445 INFO L480 AbstractCegarLoop]: Abstraction has 1192 states and 1332 transitions. [2018-12-01 15:25:58,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-12-01 15:25:58,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1332 transitions. [2018-12-01 15:25:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-01 15:25:58,447 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:25:58,447 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-01 15:25:58,447 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:25:58,447 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:25:58,447 INFO L82 PathProgramCache]: Analyzing trace with hash -2088165964, now seen corresponding path program 1 times [2018-12-01 15:25:58,447 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:25:58,447 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:25:58,448 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:58,448 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:25:58,448 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:25:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 6 proven. 42 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-01 15:25:58,573 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 15:25:58,573 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 15:25:58,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:25:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:25:58,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 15:25:58,704 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-01 15:25:58,720 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-01 15:25:58,720 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-12-01 15:25:58,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-01 15:25:58,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-01 15:25:58,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2018-12-01 15:25:58,721 INFO L87 Difference]: Start difference. First operand 1192 states and 1332 transitions. Second operand 10 states. [2018-12-01 15:26:00,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:26:00,978 INFO L93 Difference]: Finished difference Result 5350 states and 6236 transitions. [2018-12-01 15:26:00,979 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-12-01 15:26:00,979 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 279 [2018-12-01 15:26:00,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:26:01,005 INFO L225 Difference]: With dead ends: 5350 [2018-12-01 15:26:01,005 INFO L226 Difference]: Without dead ends: 4162 [2018-12-01 15:26:01,009 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 294 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2018-12-01 15:26:01,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4162 states. [2018-12-01 15:26:01,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4162 to 2966. [2018-12-01 15:26:01,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2966 states. [2018-12-01 15:26:01,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 2966 states and 3266 transitions. [2018-12-01 15:26:01,063 INFO L78 Accepts]: Start accepts. Automaton has 2966 states and 3266 transitions. Word has length 279 [2018-12-01 15:26:01,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:26:01,064 INFO L480 AbstractCegarLoop]: Abstraction has 2966 states and 3266 transitions. [2018-12-01 15:26:01,064 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-01 15:26:01,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 3266 transitions. [2018-12-01 15:26:01,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-01 15:26:01,067 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:26:01,067 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-01 15:26:01,068 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:26:01,068 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:26:01,068 INFO L82 PathProgramCache]: Analyzing trace with hash 1534802932, now seen corresponding path program 1 times [2018-12-01 15:26:01,068 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:26:01,068 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:26:01,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:26:01,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:26:01,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:26:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:01,274 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 140 proven. 138 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 15:26:01,274 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 15:26:01,274 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 15:26:01,282 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:26:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:01,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 15:26:01,443 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 209 proven. 2 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-01 15:26:01,468 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 15:26:01,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5] total 16 [2018-12-01 15:26:01,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-01 15:26:01,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-01 15:26:01,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2018-12-01 15:26:01,469 INFO L87 Difference]: Start difference. First operand 2966 states and 3266 transitions. Second operand 16 states. [2018-12-01 15:26:05,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:26:05,810 INFO L93 Difference]: Finished difference Result 7355 states and 8989 transitions. [2018-12-01 15:26:05,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-12-01 15:26:05,811 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 288 [2018-12-01 15:26:05,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:26:05,837 INFO L225 Difference]: With dead ends: 7355 [2018-12-01 15:26:05,837 INFO L226 Difference]: Without dead ends: 4395 [2018-12-01 15:26:05,845 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 383 GetRequests, 317 SyntacticMatches, 2 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1327 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=722, Invalid=3568, Unknown=0, NotChecked=0, Total=4290 [2018-12-01 15:26:05,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4395 states. [2018-12-01 15:26:05,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4395 to 4011. [2018-12-01 15:26:05,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4011 states. [2018-12-01 15:26:05,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 4423 transitions. [2018-12-01 15:26:05,927 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 4423 transitions. Word has length 288 [2018-12-01 15:26:05,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:26:05,928 INFO L480 AbstractCegarLoop]: Abstraction has 4011 states and 4423 transitions. [2018-12-01 15:26:05,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-01 15:26:05,928 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 4423 transitions. [2018-12-01 15:26:05,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 15:26:05,932 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:26:05,933 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:26:05,933 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:26:05,933 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:26:05,933 INFO L82 PathProgramCache]: Analyzing trace with hash -420751923, now seen corresponding path program 1 times [2018-12-01 15:26:05,933 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:26:05,933 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:26:05,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:26:05,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:26:05,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:26:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:06,134 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 215 proven. 75 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 15:26:06,135 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 15:26:06,135 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 15:26:06,143 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:26:06,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:26:06,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 15:26:06,420 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-12-01 15:26:06,435 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-01 15:26:06,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2018-12-01 15:26:06,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-01 15:26:06,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-01 15:26:06,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2018-12-01 15:26:06,436 INFO L87 Difference]: Start difference. First operand 4011 states and 4423 transitions. Second operand 13 states. [2018-12-01 15:26:11,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:26:11,747 INFO L93 Difference]: Finished difference Result 8484 states and 9716 transitions. [2018-12-01 15:26:11,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-12-01 15:26:11,747 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 301 [2018-12-01 15:26:11,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:26:11,747 INFO L225 Difference]: With dead ends: 8484 [2018-12-01 15:26:11,748 INFO L226 Difference]: Without dead ends: 0 [2018-12-01 15:26:11,757 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 329 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 619 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=387, Invalid=1775, Unknown=0, NotChecked=0, Total=2162 [2018-12-01 15:26:11,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-01 15:26:11,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-01 15:26:11,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-01 15:26:11,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-01 15:26:11,758 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 301 [2018-12-01 15:26:11,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:26:11,758 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 15:26:11,758 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-01 15:26:11,758 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-01 15:26:11,758 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 15:26:11,761 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-01 15:26:11,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:11,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:11,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:11,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:11,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:11,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,319 WARN L180 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 346 [2018-12-01 15:26:12,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 15:26:12,674 WARN L180 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 346 [2018-12-01 15:26:13,945 WARN L180 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 259 DAG size of output: 85 [2018-12-01 15:26:20,591 WARN L180 SmtUtils]: Spent 6.64 s on a formula simplification. DAG size of input: 351 DAG size of output: 84 [2018-12-01 15:26:26,413 WARN L180 SmtUtils]: Spent 5.82 s on a formula simplification. DAG size of input: 351 DAG size of output: 84 [2018-12-01 15:26:26,415 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-01 15:26:26,415 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)|)) [2018-12-01 15:26:26,415 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-01 15:26:26,415 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-12-01 15:26:26,415 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,415 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,415 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,415 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,415 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,415 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,415 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-12-01 15:26:26,415 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-12-01 15:26:26,415 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-12-01 15:26:26,416 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,417 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 70) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-01 15:26:26,418 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-12-01 15:26:26,419 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,420 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse12 (= ~a1~0 |old(~a1~0)|)) (.cse2 (= ~a19~0 |old(~a19~0)|)) (.cse6 (= 4 |old(~a10~0)|)) (.cse13 (= 10 |old(~a19~0)|)) (.cse0 (= 8 |old(~a19~0)|)) (.cse3 (= |old(~a10~0)| ~a10~0))) (let ((.cse11 (= 1 |old(~a10~0)|)) (.cse9 (= 0 |old(~a10~0)|)) (.cse7 (< 8 |old(~a19~0)|)) (.cse14 (and (= |old(~a19~0)| ~a19~0) .cse3)) (.cse15 (or .cse6 .cse13 .cse0)) (.cse8 (forall ((v_prenex_4 Int)) (let ((.cse17 (* 9 v_prenex_4))) (let ((.cse16 (div .cse17 10))) (or (< .cse16 0) (< (+ (mod .cse16 25) 12) |old(~a1~0)|) (< .cse17 0)))))) (.cse1 (not (= 14 ~a4~0))) (.cse4 (not (= 0 ~a12~0))) (.cse5 (= 2 |old(~a10~0)|)) (.cse10 (and .cse12 .cse2 .cse3))) (and (or (not .cse0) (< |old(~a1~0)| 592098) .cse1 (and (<= 592098 ~a1~0) .cse2 .cse3) .cse4 (not .cse5)) (or .cse6 .cse7 .cse8 .cse1 .cse4 .cse9 .cse10 .cse11) (or .cse6 .cse12 (< 0 (+ |old(~a1~0)| 437977)) .cse13 .cse1 .cse4 .cse11) (or (and .cse2 .cse3 .cse12) (or (not .cse11) .cse1 .cse4 .cse0)) (or (or .cse6 .cse13 .cse1 .cse4 .cse5 .cse0) .cse10 .cse9) (or .cse10 .cse1 .cse4 (not (= 9 |old(~a19~0)|)) .cse5) (or .cse7 .cse14 .cse0) (or .cse5 .cse7 .cse14) (or .cse15 .cse8 .cse1 .cse4 .cse10) (or (or .cse15 .cse1 .cse4 (<= |old(~a1~0)| 218)) (and (and .cse2 .cse3) .cse12)) (or .cse6 .cse8 .cse1 .cse4 .cse5 .cse0 .cse10)))) [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,421 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-01 15:26:26,422 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-12-01 15:26:26,423 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-01 15:26:26,424 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (not (= ~a19~0 10)) (not (= ~a19~0 8)) (= ~a12~0 0) (exists ((v_prenex_4 Int)) (let ((.cse1 (* 9 v_prenex_4))) (let ((.cse0 (div .cse1 10))) (and (<= ~a1~0 (+ (mod .cse0 25) 12)) (<= 0 .cse0) (<= 0 .cse1))))) (not (= ~a10~0 1)) (= ~a4~0 14) (not (= ~a10~0 4)) (not (= 2 ~a10~0))) [2018-12-01 15:26:26,424 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-01 15:26:26,424 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-01 15:26:26,424 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 4 |old(~a10~0)|) (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0)) (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (forall ((v_prenex_4 Int)) (let ((.cse1 (* 9 v_prenex_4))) (let ((.cse0 (div .cse1 10))) (or (< .cse0 0) (< (+ (mod .cse0 25) 12) |old(~a1~0)|) (< .cse1 0))))) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (= 2 |old(~a10~0)|) (= 8 |old(~a19~0)|) (= 1 |old(~a10~0)|)) [2018-12-01 15:26:26,424 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-12-01 15:26:26,424 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse5 (= |old(~a19~0)| 9)) (.cse9 (not (= ~a19~0 8))) (.cse7 (= 9 |old(~a19~0)|)) (.cse10 (not (= ~a10~0 4)))) (let ((.cse4 (and (not (= ~a19~0 10)) .cse9 (= ~a12~0 0) .cse7 .cse10)) (.cse2 (and (= 8 ~a19~0) .cse5 (not (= ~a10~0 1)))) (.cse6 (<= ~a19~0 8)) (.cse3 (exists ((v_prenex_4 Int)) (let ((.cse12 (* 9 v_prenex_4))) (let ((.cse11 (div .cse12 10))) (and (<= ~a1~0 (+ (mod .cse11 25) 12)) (<= 0 .cse11) (<= 0 .cse12)))))) (.cse8 (not (= 2 ~a10~0)))) (or (< |old(~a1~0)| 23) (forall ((v_prenex_4 Int)) (let ((.cse1 (* 9 v_prenex_4))) (let ((.cse0 (div .cse1 10))) (or (< .cse0 0) (< (+ (mod .cse0 25) 12) |old(~a1~0)|) (< .cse1 0))))) (and (<= 592098 ~a1~0) .cse2) (not (= 0 ~a12~0)) (and .cse3 .cse4) (and (< 218 ~a1~0) .cse4) (and (= 1 ~a10~0) .cse5) (= 4 |old(~a10~0)|) (and .cse6 .cse7 .cse8) (and .cse3 .cse2) (or (and (= |old(~a19~0)| ~a19~0) .cse7 .cse8) (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|))) (= 2 |old(~a10~0)|) (= 1 |old(~a10~0)|) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (= 8 |old(~a19~0)|) (and .cse6 .cse9 .cse7) (and .cse3 .cse7 .cse10 .cse8)))) [2018-12-01 15:26:26,424 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-12-01 15:26:26,424 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-12-01 15:26:26,424 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse5 (= |old(~a19~0)| 9)) (.cse9 (not (= ~a19~0 8))) (.cse7 (= 9 |old(~a19~0)|)) (.cse10 (not (= ~a10~0 4)))) (let ((.cse4 (and (not (= ~a19~0 10)) .cse9 (= ~a12~0 0) .cse7 .cse10)) (.cse2 (and (= 8 ~a19~0) .cse5 (not (= ~a10~0 1)))) (.cse6 (<= ~a19~0 8)) (.cse3 (exists ((v_prenex_4 Int)) (let ((.cse12 (* 9 v_prenex_4))) (let ((.cse11 (div .cse12 10))) (and (<= ~a1~0 (+ (mod .cse11 25) 12)) (<= 0 .cse11) (<= 0 .cse12)))))) (.cse8 (not (= 2 ~a10~0)))) (or (< |old(~a1~0)| 23) (forall ((v_prenex_4 Int)) (let ((.cse1 (* 9 v_prenex_4))) (let ((.cse0 (div .cse1 10))) (or (< .cse0 0) (< (+ (mod .cse0 25) 12) |old(~a1~0)|) (< .cse1 0))))) (and (<= 592098 ~a1~0) .cse2) (not (= 0 ~a12~0)) (and .cse3 .cse4) (and (< 218 ~a1~0) .cse4) (and (= 1 ~a10~0) .cse5) (= 4 |old(~a10~0)|) (and .cse6 .cse7 .cse8) (and .cse3 .cse2) (or (and (= |old(~a19~0)| ~a19~0) .cse7 .cse8) (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|))) (= 2 |old(~a10~0)|) (= 1 |old(~a10~0)|) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (= 8 |old(~a19~0)|) (and .cse6 .cse9 .cse7) (and .cse3 .cse7 .cse10 .cse8)))) [2018-12-01 15:26:26,424 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-12-01 15:26:26,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,435 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,436 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,436 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,436 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,436 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,436 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,436 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,436 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,437 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,437 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,437 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,437 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 03:26:26 BoogieIcfgContainer [2018-12-01 15:26:26,439 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 15:26:26,439 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 15:26:26,439 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 15:26:26,439 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 15:26:26,440 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:25:50" (3/4) ... [2018-12-01 15:26:26,442 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 15:26:26,447 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-01 15:26:26,447 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-01 15:26:26,447 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-01 15:26:26,453 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-01 15:26:26,453 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-01 15:26:26,471 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((\old(a1) < 23 || (forall v_prenex_4 : int :: (9 * v_prenex_4 / 10 < 0 || 9 * v_prenex_4 / 10 % 25 + 12 < \old(a1)) || 9 * v_prenex_4 < 0)) || (592098 <= a1 && (8 == a19 && \old(a19) == 9) && !(a10 == 1))) || !(0 == a12)) || ((\exists v_prenex_4 : int :: (a1 <= 9 * v_prenex_4 / 10 % 25 + 12 && 0 <= 9 * v_prenex_4 / 10) && 0 <= 9 * v_prenex_4) && (((!(a19 == 10) && !(a19 == 8)) && a12 == 0) && 9 == \old(a19)) && !(a10 == 4))) || (218 < a1 && (((!(a19 == 10) && !(a19 == 8)) && a12 == 0) && 9 == \old(a19)) && !(a10 == 4))) || (1 == a10 && \old(a19) == 9)) || 4 == \old(a10)) || ((a19 <= 8 && 9 == \old(a19)) && !(2 == a10))) || ((\exists v_prenex_4 : int :: (a1 <= 9 * v_prenex_4 / 10 % 25 + 12 && 0 <= 9 * v_prenex_4 / 10) && 0 <= 9 * v_prenex_4) && (8 == a19 && \old(a19) == 9) && !(a10 == 1))) || ((\old(a19) == a19 && 9 == \old(a19)) && !(2 == a10)) || ((a10 == \old(a10) && a19 == \old(a19)) && a1 == \old(a1))) || 2 == \old(a10)) || 1 == \old(a10)) || 10 == \old(a19)) || !(14 == a4)) || 8 == \old(a19)) || ((a19 <= 8 && !(a19 == 8)) && 9 == \old(a19))) || ((((\exists v_prenex_4 : int :: (a1 <= 9 * v_prenex_4 / 10 % 25 + 12 && 0 <= 9 * v_prenex_4 / 10) && 0 <= 9 * v_prenex_4) && 9 == \old(a19)) && !(a10 == 4)) && !(2 == a10)) [2018-12-01 15:26:26,519 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_96da709e-88d3-4bf6-b2de-a40ddab0a002/bin-2019/uautomizer/witness.graphml [2018-12-01 15:26:26,519 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 15:26:26,520 INFO L168 Benchmark]: Toolchain (without parser) took 36980.74 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 667.9 MB). Free memory was 945.3 MB in the beginning and 993.1 MB in the end (delta: -47.9 MB). Peak memory consumption was 620.1 MB. Max. memory is 11.5 GB. [2018-12-01 15:26:26,520 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 15:26:26,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -130.7 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. [2018-12-01 15:26:26,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-12-01 15:26:26,521 INFO L168 Benchmark]: Boogie Preprocessor took 52.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-12-01 15:26:26,521 INFO L168 Benchmark]: RCFGBuilder took 609.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 960.2 MB in the end (delta: 101.5 MB). Peak memory consumption was 101.5 MB. Max. memory is 11.5 GB. [2018-12-01 15:26:26,521 INFO L168 Benchmark]: TraceAbstraction took 35870.41 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 574.1 MB). Free memory was 960.2 MB in the beginning and 1.0 GB in the end (delta: -51.0 MB). Peak memory consumption was 789.9 MB. Max. memory is 11.5 GB. [2018-12-01 15:26:26,521 INFO L168 Benchmark]: Witness Printer took 79.87 ms. Allocated memory is still 1.7 GB. Free memory was 1.0 GB in the beginning and 993.1 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-12-01 15:26:26,522 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 342.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -130.7 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 609.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 960.2 MB in the end (delta: 101.5 MB). Peak memory consumption was 101.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 35870.41 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 574.1 MB). Free memory was 960.2 MB in the beginning and 1.0 GB in the end (delta: -51.0 MB). Peak memory consumption was 789.9 MB. Max. memory is 11.5 GB. * Witness Printer took 79.87 ms. Allocated memory is still 1.7 GB. Free memory was 1.0 GB in the beginning and 993.1 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 70]: 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 [2018-12-01 15:26:26,525 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,525 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,525 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,525 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,525 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,525 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,526 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,526 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,526 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,526 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,526 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,526 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,528 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,528 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,528 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,528 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-12-01 15:26:26,528 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] Derived loop invariant: ((((((((((((((((\old(a1) < 23 || (forall v_prenex_4 : int :: (9 * v_prenex_4 / 10 < 0 || 9 * v_prenex_4 / 10 % 25 + 12 < \old(a1)) || 9 * v_prenex_4 < 0)) || (592098 <= a1 && (8 == a19 && \old(a19) == 9) && !(a10 == 1))) || !(0 == a12)) || ((\exists v_prenex_4 : int :: (a1 <= 9 * v_prenex_4 / 10 % 25 + 12 && 0 <= 9 * v_prenex_4 / 10) && 0 <= 9 * v_prenex_4) && (((!(a19 == 10) && !(a19 == 8)) && a12 == 0) && 9 == \old(a19)) && !(a10 == 4))) || (218 < a1 && (((!(a19 == 10) && !(a19 == 8)) && a12 == 0) && 9 == \old(a19)) && !(a10 == 4))) || (1 == a10 && \old(a19) == 9)) || 4 == \old(a10)) || ((a19 <= 8 && 9 == \old(a19)) && !(2 == a10))) || ((\exists v_prenex_4 : int :: (a1 <= 9 * v_prenex_4 / 10 % 25 + 12 && 0 <= 9 * v_prenex_4 / 10) && 0 <= 9 * v_prenex_4) && (8 == a19 && \old(a19) == 9) && !(a10 == 1))) || ((\old(a19) == a19 && 9 == \old(a19)) && !(2 == a10)) || ((a10 == \old(a10) && a19 == \old(a19)) && a1 == \old(a1))) || 2 == \old(a10)) || 1 == \old(a10)) || 10 == \old(a19)) || !(14 == a4)) || 8 == \old(a19)) || ((a19 <= 8 && !(a19 == 8)) && 9 == \old(a19))) || ((((\exists v_prenex_4 : int :: (a1 <= 9 * v_prenex_4 / 10 % 25 + 12 && 0 <= 9 * v_prenex_4 / 10) && 0 <= 9 * v_prenex_4) && 9 == \old(a19)) && !(a10 == 4)) && !(2 == a10)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 35.8s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 18.1s AutomataDifference, 0.0s DeadEndRemovalTime, 14.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 388 SDtfs, 9195 SDslu, 1183 SDs, 0 SdLazy, 20413 SolverSat, 3493 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1679 GetRequests, 1458 SyntacticMatches, 15 SemanticMatches, 206 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2343 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4011occurred in iteration=9, 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, 10 MinimizatonAttempts, 2379 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 186 PreInvPairs, 360 NumberOfFragments, 1045 HoareAnnotationTreeSize, 186 FomulaSimplifications, 274071 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 7 FomulaSimplificationsInter, 118681 FormulaSimplificationTreeSizeReductionInter, 13.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 3306 NumberOfCodeBlocks, 3306 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3291 ConstructedInterpolants, 24 QuantifiedInterpolants, 4755879 SizeOfPredicates, 9 NumberOfNonLiveVariables, 2316 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 15 InterpolantComputations, 7 PerfectInterpolantSequences, 1730/2046 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...