./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.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_887179b4-3e07-4dec-b2dc-21653bc54c03/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/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 0b1eb39f0e741b958206d9dc54aeed5270272676 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 01:12:44,856 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:12:44,857 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:12:44,864 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:12:44,864 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:12:44,864 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:12:44,865 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:12:44,866 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:12:44,867 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:12:44,867 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:12:44,867 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:12:44,868 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:12:44,868 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:12:44,868 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:12:44,869 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:12:44,869 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:12:44,870 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:12:44,871 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:12:44,872 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:12:44,872 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:12:44,873 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:12:44,873 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:12:44,874 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:12:44,875 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:12:44,875 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:12:44,875 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:12:44,876 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:12:44,876 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:12:44,877 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:12:44,877 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:12:44,877 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:12:44,878 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:12:44,878 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:12:44,878 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:12:44,878 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:12:44,879 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:12:44,879 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 01:12:44,886 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:12:44,886 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:12:44,887 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:12:44,887 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 01:12:44,887 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:12:44,887 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:12:44,887 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 01:12:44,887 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:12:44,888 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:12:44,888 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:12:44,888 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:12:44,888 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:12:44,888 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:12:44,888 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:12:44,888 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:12:44,888 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:12:44,888 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:12:44,889 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:12:44,889 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:12:44,889 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:12:44,889 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 01:12:44,889 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:12:44,889 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 01:12:44,889 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 01:12:44,889 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:12:44,889 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:12:44,890 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:12:44,890 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 01:12:44,890 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:12:44,890 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:12:44,890 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_887179b4-3e07-4dec-b2dc-21653bc54c03/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 -> 0b1eb39f0e741b958206d9dc54aeed5270272676 [2018-12-09 01:12:44,907 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:12:44,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:12:44,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:12:44,916 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:12:44,917 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:12:44,917 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c [2018-12-09 01:12:44,955 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/bin-2019/uautomizer/data/2d3fe5f22/a713e8fed87946c180f09a2121321151/FLAG745546039 [2018-12-09 01:12:45,410 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:12:45,410 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c [2018-12-09 01:12:45,417 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/bin-2019/uautomizer/data/2d3fe5f22/a713e8fed87946c180f09a2121321151/FLAG745546039 [2018-12-09 01:12:45,425 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/bin-2019/uautomizer/data/2d3fe5f22/a713e8fed87946c180f09a2121321151 [2018-12-09 01:12:45,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:12:45,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:12:45,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:12:45,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:12:45,431 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:12:45,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:12:45" (1/1) ... [2018-12-09 01:12:45,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54724d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45, skipping insertion in model container [2018-12-09 01:12:45,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:12:45" (1/1) ... [2018-12-09 01:12:45,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:12:45,460 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:12:45,634 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:12:45,637 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:12:45,722 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:12:45,731 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:12:45,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45 WrapperNode [2018-12-09 01:12:45,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:12:45,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:12:45,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:12:45,732 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:12:45,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45" (1/1) ... [2018-12-09 01:12:45,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45" (1/1) ... [2018-12-09 01:12:45,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:12:45,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:12:45,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:12:45,750 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:12:45,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45" (1/1) ... [2018-12-09 01:12:45,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45" (1/1) ... [2018-12-09 01:12:45,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45" (1/1) ... [2018-12-09 01:12:45,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45" (1/1) ... [2018-12-09 01:12:45,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45" (1/1) ... [2018-12-09 01:12:45,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45" (1/1) ... [2018-12-09 01:12:45,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45" (1/1) ... [2018-12-09 01:12:45,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:12:45,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:12:45,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:12:45,785 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:12:45,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/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 [2018-12-09 01:12:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 01:12:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 01:12:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 01:12:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 01:12:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:12:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:12:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 01:12:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 01:12:46,340 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:12:46,340 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 01:12:46,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:12:46 BoogieIcfgContainer [2018-12-09 01:12:46,341 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:12:46,341 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 01:12:46,342 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 01:12:46,344 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 01:12:46,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 01:12:45" (1/3) ... [2018-12-09 01:12:46,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@520b3e7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:12:46, skipping insertion in model container [2018-12-09 01:12:46,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:45" (2/3) ... [2018-12-09 01:12:46,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@520b3e7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:12:46, skipping insertion in model container [2018-12-09 01:12:46,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:12:46" (3/3) ... [2018-12-09 01:12:46,347 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label18_true-unreach-call_false-termination.c [2018-12-09 01:12:46,353 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 01:12:46,359 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 01:12:46,369 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 01:12:46,393 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 01:12:46,393 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 01:12:46,393 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 01:12:46,393 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 01:12:46,393 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 01:12:46,393 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 01:12:46,393 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 01:12:46,394 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 01:12:46,394 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 01:12:46,411 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-12-09 01:12:46,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 01:12:46,420 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:12:46,421 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:12:46,423 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:12:46,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:12:46,426 INFO L82 PathProgramCache]: Analyzing trace with hash -427743519, now seen corresponding path program 1 times [2018-12-09 01:12:46,428 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 01:12:46,428 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 01:12:46,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:46,457 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:12:46,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:12:46,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:12:46,715 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:12:46,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 01:12:46,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:12:46,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:12:46,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:12:46,728 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-12-09 01:12:47,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:12:47,117 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-12-09 01:12:47,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:12:47,119 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 133 [2018-12-09 01:12:47,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:12:47,127 INFO L225 Difference]: With dead ends: 618 [2018-12-09 01:12:47,127 INFO L226 Difference]: Without dead ends: 320 [2018-12-09 01:12:47,130 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 [2018-12-09 01:12:47,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-09 01:12:47,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-09 01:12:47,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-09 01:12:47,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 465 transitions. [2018-12-09 01:12:47,167 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 465 transitions. Word has length 133 [2018-12-09 01:12:47,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:12:47,167 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 465 transitions. [2018-12-09 01:12:47,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:12:47,168 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 465 transitions. [2018-12-09 01:12:47,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 01:12:47,170 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:12:47,170 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1] [2018-12-09 01:12:47,170 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:12:47,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:12:47,171 INFO L82 PathProgramCache]: Analyzing trace with hash -309931354, now seen corresponding path program 1 times [2018-12-09 01:12:47,171 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 01:12:47,171 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 01:12:47,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:47,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:12:47,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:12:47,366 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:12:47,367 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:12:47,367 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 01:12:47,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 01:12:47,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 01:12:47,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:12:47,369 INFO L87 Difference]: Start difference. First operand 320 states and 465 transitions. Second operand 5 states. [2018-12-09 01:12:47,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:12:47,739 INFO L93 Difference]: Finished difference Result 721 states and 1089 transitions. [2018-12-09 01:12:47,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 01:12:47,739 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 141 [2018-12-09 01:12:47,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:12:47,741 INFO L225 Difference]: With dead ends: 721 [2018-12-09 01:12:47,741 INFO L226 Difference]: Without dead ends: 320 [2018-12-09 01:12:47,742 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:12:47,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-09 01:12:47,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-09 01:12:47,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-09 01:12:47,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 461 transitions. [2018-12-09 01:12:47,752 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 461 transitions. Word has length 141 [2018-12-09 01:12:47,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:12:47,752 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 461 transitions. [2018-12-09 01:12:47,752 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 01:12:47,753 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 461 transitions. [2018-12-09 01:12:47,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 01:12:47,754 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:12:47,754 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 01:12:47,755 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:12:47,755 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:12:47,755 INFO L82 PathProgramCache]: Analyzing trace with hash 325171058, now seen corresponding path program 1 times [2018-12-09 01:12:47,755 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 01:12:47,755 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 01:12:47,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:47,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:12:47,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:12:47,927 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:12:47,928 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:12:47,928 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 01:12:47,928 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 01:12:47,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 01:12:47,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:12:47,929 INFO L87 Difference]: Start difference. First operand 320 states and 461 transitions. Second operand 5 states. [2018-12-09 01:12:48,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:12:48,236 INFO L93 Difference]: Finished difference Result 717 states and 1075 transitions. [2018-12-09 01:12:48,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 01:12:48,237 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2018-12-09 01:12:48,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:12:48,238 INFO L225 Difference]: With dead ends: 717 [2018-12-09 01:12:48,238 INFO L226 Difference]: Without dead ends: 320 [2018-12-09 01:12:48,239 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:12:48,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-09 01:12:48,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-09 01:12:48,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-09 01:12:48,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 455 transitions. [2018-12-09 01:12:48,247 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 455 transitions. Word has length 147 [2018-12-09 01:12:48,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:12:48,248 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 455 transitions. [2018-12-09 01:12:48,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 01:12:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 455 transitions. [2018-12-09 01:12:48,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 01:12:48,249 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:12:48,250 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 01:12:48,250 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:12:48,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:12:48,250 INFO L82 PathProgramCache]: Analyzing trace with hash -1977398583, now seen corresponding path program 1 times [2018-12-09 01:12:48,250 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 01:12:48,250 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 01:12:48,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:48,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:12:48,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:12:48,308 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:12:48,308 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:12:48,308 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 01:12:48,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 01:12:48,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 01:12:48,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 01:12:48,309 INFO L87 Difference]: Start difference. First operand 320 states and 455 transitions. Second operand 6 states. [2018-12-09 01:12:48,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:12:48,741 INFO L93 Difference]: Finished difference Result 951 states and 1383 transitions. [2018-12-09 01:12:48,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 01:12:48,741 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 155 [2018-12-09 01:12:48,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:12:48,743 INFO L225 Difference]: With dead ends: 951 [2018-12-09 01:12:48,743 INFO L226 Difference]: Without dead ends: 637 [2018-12-09 01:12:48,744 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 [2018-12-09 01:12:48,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-12-09 01:12:48,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 626. [2018-12-09 01:12:48,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-09 01:12:48,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 871 transitions. [2018-12-09 01:12:48,758 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 871 transitions. Word has length 155 [2018-12-09 01:12:48,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:12:48,758 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 871 transitions. [2018-12-09 01:12:48,758 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 01:12:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 871 transitions. [2018-12-09 01:12:48,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 01:12:48,760 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:12:48,760 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] [2018-12-09 01:12:48,760 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:12:48,760 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:12:48,760 INFO L82 PathProgramCache]: Analyzing trace with hash -282643699, now seen corresponding path program 1 times [2018-12-09 01:12:48,760 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 01:12:48,760 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 01:12:48,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:48,761 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:12:48,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:12:48,861 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:12:48,862 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:12:48,862 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 01:12:48,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 01:12:48,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 01:12:48,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:12:48,862 INFO L87 Difference]: Start difference. First operand 626 states and 871 transitions. Second operand 5 states. [2018-12-09 01:12:49,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:12:49,223 INFO L93 Difference]: Finished difference Result 1330 states and 1903 transitions. [2018-12-09 01:12:49,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 01:12:49,224 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 157 [2018-12-09 01:12:49,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:12:49,225 INFO L225 Difference]: With dead ends: 1330 [2018-12-09 01:12:49,226 INFO L226 Difference]: Without dead ends: 626 [2018-12-09 01:12:49,227 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:12:49,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-12-09 01:12:49,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-12-09 01:12:49,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-09 01:12:49,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 859 transitions. [2018-12-09 01:12:49,237 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 859 transitions. Word has length 157 [2018-12-09 01:12:49,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:12:49,237 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 859 transitions. [2018-12-09 01:12:49,237 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 01:12:49,237 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 859 transitions. [2018-12-09 01:12:49,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 01:12:49,239 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:12:49,239 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:12:49,239 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:12:49,239 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:12:49,239 INFO L82 PathProgramCache]: Analyzing trace with hash -440018095, now seen corresponding path program 1 times [2018-12-09 01:12:49,239 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 01:12:49,239 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 01:12:49,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:49,240 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:12:49,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:12:49,328 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:12:49,328 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:12:49,328 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 01:12:49,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 01:12:49,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 01:12:49,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:12:49,329 INFO L87 Difference]: Start difference. First operand 626 states and 859 transitions. Second operand 5 states. [2018-12-09 01:12:49,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:12:49,674 INFO L93 Difference]: Finished difference Result 1332 states and 1878 transitions. [2018-12-09 01:12:49,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 01:12:49,674 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 159 [2018-12-09 01:12:49,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:12:49,676 INFO L225 Difference]: With dead ends: 1332 [2018-12-09 01:12:49,676 INFO L226 Difference]: Without dead ends: 626 [2018-12-09 01:12:49,677 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:12:49,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-12-09 01:12:49,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-12-09 01:12:49,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-09 01:12:49,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 843 transitions. [2018-12-09 01:12:49,688 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 843 transitions. Word has length 159 [2018-12-09 01:12:49,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:12:49,689 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 843 transitions. [2018-12-09 01:12:49,689 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 01:12:49,689 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 843 transitions. [2018-12-09 01:12:49,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 01:12:49,690 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:12:49,690 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 01:12:49,691 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:12:49,691 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:12:49,691 INFO L82 PathProgramCache]: Analyzing trace with hash -988582951, now seen corresponding path program 1 times [2018-12-09 01:12:49,691 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 01:12:49,691 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 01:12:49,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:49,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:12:49,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:12:49,758 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:12:49,758 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:12:49,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 01:12:49,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 01:12:49,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 01:12:49,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 01:12:49,758 INFO L87 Difference]: Start difference. First operand 626 states and 843 transitions. Second operand 6 states. [2018-12-09 01:12:50,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:12:50,135 INFO L93 Difference]: Finished difference Result 1858 states and 2601 transitions. [2018-12-09 01:12:50,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 01:12:50,136 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 163 [2018-12-09 01:12:50,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:12:50,141 INFO L225 Difference]: With dead ends: 1858 [2018-12-09 01:12:50,141 INFO L226 Difference]: Without dead ends: 1238 [2018-12-09 01:12:50,142 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 [2018-12-09 01:12:50,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2018-12-09 01:12:50,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1218. [2018-12-09 01:12:50,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2018-12-09 01:12:50,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1637 transitions. [2018-12-09 01:12:50,172 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1637 transitions. Word has length 163 [2018-12-09 01:12:50,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:12:50,172 INFO L480 AbstractCegarLoop]: Abstraction has 1218 states and 1637 transitions. [2018-12-09 01:12:50,173 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 01:12:50,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1637 transitions. [2018-12-09 01:12:50,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 01:12:50,176 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:12:50,176 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:12:50,176 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:12:50,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:12:50,176 INFO L82 PathProgramCache]: Analyzing trace with hash -1094001216, now seen corresponding path program 1 times [2018-12-09 01:12:50,177 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 01:12:50,177 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 01:12:50,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:50,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:12:50,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:12:50,334 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:12:50,334 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:12:50,334 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/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 [2018-12-09 01:12:50,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:12:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:12:50,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:12:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 01:12:50,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 01:12:50,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2018-12-09 01:12:50,440 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-09 01:12:50,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-09 01:12:50,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-12-09 01:12:50,441 INFO L87 Difference]: Start difference. First operand 1218 states and 1637 transitions. Second operand 11 states. [2018-12-09 01:12:51,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:12:51,797 INFO L93 Difference]: Finished difference Result 3662 states and 5134 transitions. [2018-12-09 01:12:51,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-12-09 01:12:51,798 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 168 [2018-12-09 01:12:51,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:12:51,804 INFO L225 Difference]: With dead ends: 3662 [2018-12-09 01:12:51,804 INFO L226 Difference]: Without dead ends: 2450 [2018-12-09 01:12:51,806 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 182 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=216, Invalid=540, Unknown=0, NotChecked=0, Total=756 [2018-12-09 01:12:51,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2450 states. [2018-12-09 01:12:51,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2450 to 2410. [2018-12-09 01:12:51,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2410 states. [2018-12-09 01:12:51,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 2410 states and 3127 transitions. [2018-12-09 01:12:51,847 INFO L78 Accepts]: Start accepts. Automaton has 2410 states and 3127 transitions. Word has length 168 [2018-12-09 01:12:51,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:12:51,848 INFO L480 AbstractCegarLoop]: Abstraction has 2410 states and 3127 transitions. [2018-12-09 01:12:51,848 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-09 01:12:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 3127 transitions. [2018-12-09 01:12:51,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 01:12:51,853 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:12:51,853 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:12:51,853 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:12:51,853 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:12:51,853 INFO L82 PathProgramCache]: Analyzing trace with hash -2028700589, now seen corresponding path program 1 times [2018-12-09 01:12:51,853 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 01:12:51,853 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 01:12:51,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:51,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:12:51,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:12:51,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:12:51,985 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 123 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:12:51,985 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:12:51,985 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/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 [2018-12-09 01:12:51,991 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:12:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:12:52,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:12:52,087 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 137 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 01:12:52,103 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-09 01:12:52,103 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5] total 14 [2018-12-09 01:12:52,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-09 01:12:52,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-09 01:12:52,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-12-09 01:12:52,104 INFO L87 Difference]: Start difference. First operand 2410 states and 3127 transitions. Second operand 14 states. [2018-12-09 01:12:53,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:12:53,474 INFO L93 Difference]: Finished difference Result 5251 states and 6855 transitions. [2018-12-09 01:12:53,474 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-09 01:12:53,474 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 245 [2018-12-09 01:12:53,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:12:53,475 INFO L225 Difference]: With dead ends: 5251 [2018-12-09 01:12:53,475 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 01:12:53,482 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 260 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=254, Invalid=738, Unknown=0, NotChecked=0, Total=992 [2018-12-09 01:12:53,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 01:12:53,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 01:12:53,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 01:12:53,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 01:12:53,483 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 245 [2018-12-09 01:12:53,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:12:53,483 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 01:12:53,483 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-09 01:12:53,484 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 01:12:53,484 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 01:12:53,487 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 01:12:53,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:12:53,887 WARN L180 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 55 [2018-12-09 01:12:54,018 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 49 [2018-12-09 01:12:54,125 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 49 [2018-12-09 01:12:54,126 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 01:12:54,126 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a11~0)| ~a11~0) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|)) [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,127 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-09 01:12:54,128 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-09 01:12:54,129 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,130 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-09 01:12:54,131 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-09 01:12:54,132 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-09 01:12:54,133 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse12 (= |old(~a11~0)| ~a11~0)) (.cse11 (= |old(~a25~0)| ~a25~0)) (.cse13 (= ~a19~0 |old(~a19~0)|)) (.cse14 (= ~a28~0 |old(~a28~0)|))) (let ((.cse1 (= 1 |old(~a25~0)|)) (.cse2 (not (= 1 |old(~a19~0)|))) (.cse3 (not (= 8 |old(~a17~0)|))) (.cse4 (= 8 ~a17~0)) (.cse6 (= 1 |old(~a11~0)|)) (.cse5 (= 9 |old(~a28~0)|)) (.cse10 (not (= |old(~a17~0)| 8))) (.cse7 (< 10 |old(~a28~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse8 (= 8 |old(~a28~0)|)) (.cse9 (and .cse12 (= |old(~a17~0)| ~a17~0) .cse11 .cse13 .cse14))) (and (or .cse0 (not .cse1) .cse2 .cse3 (and (= 1 ~a11~0) (= 1 ~a25~0) (= 9 ~a28~0) .cse4 (= 1 ~a19~0)) (not .cse5) (not .cse6)) (or .cse7 .cse0 .cse8 .cse5 .cse9 .cse10) (or .cse7 .cse0 .cse9 .cse8 .cse10 .cse1) (or .cse0 .cse6 .cse2 .cse3 (and .cse11 .cse12 .cse4 .cse13 .cse14)) (or .cse7 .cse0 .cse6 .cse5 .cse10 .cse9) (or .cse7 .cse0 .cse8 .cse9 (< 7 |old(~a17~0)|))))) [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-09 01:12:54,134 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-09 01:12:54,135 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-09 01:12:54,136 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-09 01:12:54,137 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-09 01:12:54,137 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-09 01:12:54,137 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 01:12:54,137 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (<= ~a28~0 10) (not (= ~a28~0 8)) (= 8 ~a17~0) (= 1 ~a19~0) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-12-09 01:12:54,137 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 01:12:54,137 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 01:12:54,137 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (< 10 |old(~a28~0)|) (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|)) (and (= |old(~a25~0)| ~a25~0) (= |old(~a11~0)| ~a11~0) (= 8 ~a17~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|)) (= 8 |old(~a28~0)|) (= 9 |old(~a28~0)|) (not (= 8 |old(~a17~0)|)) (= 1 |old(~a25~0)|)) [2018-12-09 01:12:54,137 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse2 (not (= ~a11~0 1))) (.cse4 (= 8 ~a17~0)) (.cse5 (= 1 ~a19~0)) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse3 (not (= ~a28~0 9))) (.cse1 (<= ~a28~0 10)) (.cse6 (not (= ~a28~0 8)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2) (and (not (= ~a25~0 1)) .cse0 .cse1 .cse6) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and (= 9 ~a28~0) .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3) (= 9 |old(~a28~0)|) (and (<= ~a17~0 7) .cse1 .cse6) (< 10 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (not (= 8 |old(~a17~0)|)))) [2018-12-09 01:12:54,137 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-12-09 01:12:54,137 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-12-09 01:12:54,137 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse2 (not (= ~a11~0 1))) (.cse4 (= 8 ~a17~0)) (.cse5 (= 1 ~a19~0)) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse3 (not (= ~a28~0 9))) (.cse1 (<= ~a28~0 10)) (.cse6 (not (= ~a28~0 8)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2) (and (not (= ~a25~0 1)) .cse0 .cse1 .cse6) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and (= 9 ~a28~0) .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3) (= 9 |old(~a28~0)|) (and (<= ~a17~0 7) .cse1 .cse6) (< 10 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (not (= 8 |old(~a17~0)|)))) [2018-12-09 01:12:54,137 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-09 01:12:54,137 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-09 01:12:54,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 01:12:54 BoogieIcfgContainer [2018-12-09 01:12:54,152 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 01:12:54,152 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:12:54,152 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:12:54,152 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:12:54,153 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:12:46" (3/4) ... [2018-12-09 01:12:54,155 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 01:12:54,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 01:12:54,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 01:12:54,162 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 01:12:54,171 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 01:12:54,172 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 01:12:54,196 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(1 == a21) || (((\old(a17) == a17 && a28 <= 10) && !(a11 == 1)) && !(a28 == 9))) || ((8 == a17 && 1 == a19) && !(a11 == 1))) || (((!(a25 == 1) && \old(a17) == a17) && a28 <= 10) && !(a28 == 8))) || 1 == \old(a25)) || 1 == \old(a11)) || ((9 == a28 && 8 == a17) && 1 == a19)) || (((\old(a17) == a17 && a28 <= 10) && !(a28 == 8)) && !(a28 == 9))) || 9 == \old(a28)) || ((a17 <= 7 && a28 <= 10) && !(a28 == 8))) || 10 < \old(a28)) || !(1 == \old(a19))) || 8 == \old(a28)) || !(8 == \old(a17)) [2018-12-09 01:12:54,245 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_887179b4-3e07-4dec-b2dc-21653bc54c03/bin-2019/uautomizer/witness.graphml [2018-12-09 01:12:54,246 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:12:54,246 INFO L168 Benchmark]: Toolchain (without parser) took 8818.45 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 499.1 MB). Free memory was 951.7 MB in the beginning and 1.5 GB in the end (delta: -520.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:12:54,247 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:12:54,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -170.7 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:12:54,247 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 01:12:54,247 INFO L168 Benchmark]: Boogie Preprocessor took 34.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 01:12:54,247 INFO L168 Benchmark]: RCFGBuilder took 556.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.0 MB). Peak memory consumption was 102.0 MB. Max. memory is 11.5 GB. [2018-12-09 01:12:54,247 INFO L168 Benchmark]: TraceAbstraction took 7810.51 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 362.8 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -473.0 MB). Peak memory consumption was 486.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:12:54,247 INFO L168 Benchmark]: Witness Printer took 93.41 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:12:54,249 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 302.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -170.7 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 556.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.0 MB). Peak memory consumption was 102.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7810.51 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 362.8 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -473.0 MB). Peak memory consumption was 486.8 MB. Max. memory is 11.5 GB. * Witness Printer took 93.41 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 553]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((!(1 == a21) || (((\old(a17) == a17 && a28 <= 10) && !(a11 == 1)) && !(a28 == 9))) || ((8 == a17 && 1 == a19) && !(a11 == 1))) || (((!(a25 == 1) && \old(a17) == a17) && a28 <= 10) && !(a28 == 8))) || 1 == \old(a25)) || 1 == \old(a11)) || ((9 == a28 && 8 == a17) && 1 == a19)) || (((\old(a17) == a17 && a28 <= 10) && !(a28 == 8)) && !(a28 == 9))) || 9 == \old(a28)) || ((a17 <= 7 && a28 <= 10) && !(a28 == 8))) || 10 < \old(a28)) || !(1 == \old(a19))) || 8 == \old(a28)) || !(8 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 7.7s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 5.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 514 SDtfs, 7104 SDslu, 567 SDs, 0 SdLazy, 7427 SolverSat, 1915 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 556 GetRequests, 464 SyntacticMatches, 9 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2410occurred in iteration=8, 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: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 71 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 75 PreInvPairs, 127 NumberOfFragments, 514 HoareAnnotationTreeSize, 75 FomulaSimplifications, 2886 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2497 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1881 NumberOfCodeBlocks, 1881 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1870 ConstructedInterpolants, 0 QuantifiedInterpolants, 1786907 SizeOfPredicates, 3 NumberOfNonLiveVariables, 973 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 437/488 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...