./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label23_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label23_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb0c9b0e10dd83b146102b695d82210693f6e61b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 08:39:13,924 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:39:13,926 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:39:13,934 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:39:13,934 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:39:13,935 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:39:13,936 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:39:13,937 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:39:13,938 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:39:13,939 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:39:13,939 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:39:13,940 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:39:13,940 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:39:13,941 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:39:13,942 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:39:13,942 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:39:13,943 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:39:13,944 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:39:13,946 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:39:13,947 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:39:13,947 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:39:13,948 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:39:13,950 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:39:13,950 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:39:13,950 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:39:13,951 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:39:13,951 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:39:13,952 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:39:13,952 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:39:13,953 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:39:13,953 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:39:13,954 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:39:13,954 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:39:13,954 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:39:13,955 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:39:13,955 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:39:13,956 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 08:39:13,965 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:39:13,966 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:39:13,966 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:39:13,966 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 08:39:13,967 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 08:39:13,967 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 08:39:13,967 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 08:39:13,967 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 08:39:13,967 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 08:39:13,967 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 08:39:13,967 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 08:39:13,968 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 08:39:13,968 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 08:39:13,968 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:39:13,968 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:39:13,968 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:39:13,969 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:39:13,969 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:39:13,969 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:39:13,969 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:39:13,969 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:39:13,969 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:39:13,969 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:39:13,969 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:39:13,970 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:39:13,970 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:39:13,970 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:39:13,970 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:39:13,970 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 08:39:13,970 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:39:13,971 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:39:13,971 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:39:13,971 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:39:13,971 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 08:39:13,971 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:39:13,971 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:39:13,971 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 08:39:13,971 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan 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 -> Taipan 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 -> fb0c9b0e10dd83b146102b695d82210693f6e61b [2018-11-23 08:39:13,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:39:14,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:39:14,008 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:39:14,009 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:39:14,009 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:39:14,010 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label23_true-unreach-call.c [2018-11-23 08:39:14,051 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/data/63a6dc1dd/df5c74ae83bb4327870eb2b7620aae4b/FLAG1d91787f0 [2018-11-23 08:39:14,579 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:39:14,580 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/sv-benchmarks/c/eca-rers2012/Problem16_label23_true-unreach-call.c [2018-11-23 08:39:14,591 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/data/63a6dc1dd/df5c74ae83bb4327870eb2b7620aae4b/FLAG1d91787f0 [2018-11-23 08:39:15,026 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/data/63a6dc1dd/df5c74ae83bb4327870eb2b7620aae4b [2018-11-23 08:39:15,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:39:15,029 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:39:15,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:39:15,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:39:15,033 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:39:15,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:39:15" (1/1) ... [2018-11-23 08:39:15,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22877cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15, skipping insertion in model container [2018-11-23 08:39:15,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:39:15" (1/1) ... [2018-11-23 08:39:15,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:39:15,097 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:39:15,514 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:39:15,518 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:39:15,705 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:39:15,718 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:39:15,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15 WrapperNode [2018-11-23 08:39:15,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:39:15,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:39:15,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:39:15,720 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:39:15,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15" (1/1) ... [2018-11-23 08:39:15,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15" (1/1) ... [2018-11-23 08:39:15,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:39:15,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:39:15,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:39:15,824 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:39:15,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15" (1/1) ... [2018-11-23 08:39:15,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15" (1/1) ... [2018-11-23 08:39:15,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15" (1/1) ... [2018-11-23 08:39:15,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15" (1/1) ... [2018-11-23 08:39:15,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15" (1/1) ... [2018-11-23 08:39:15,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15" (1/1) ... [2018-11-23 08:39:15,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15" (1/1) ... [2018-11-23 08:39:15,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:39:15,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:39:15,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:39:15,890 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:39:15,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:39:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 08:39:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 08:39:15,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 08:39:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-23 08:39:15,942 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-23 08:39:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 08:39:15,942 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 08:39:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:39:15,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:39:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 08:39:15,943 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 08:39:17,727 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:39:17,727 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 08:39:17,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:17 BoogieIcfgContainer [2018-11-23 08:39:17,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:39:17,728 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 08:39:17,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 08:39:17,730 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 08:39:17,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:39:15" (1/3) ... [2018-11-23 08:39:17,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a067ef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:39:17, skipping insertion in model container [2018-11-23 08:39:17,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:15" (2/3) ... [2018-11-23 08:39:17,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a067ef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:39:17, skipping insertion in model container [2018-11-23 08:39:17,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:17" (3/3) ... [2018-11-23 08:39:17,732 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label23_true-unreach-call.c [2018-11-23 08:39:17,738 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 08:39:17,744 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 08:39:17,754 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 08:39:17,778 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 08:39:17,779 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 08:39:17,779 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 08:39:17,779 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:39:17,779 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:39:17,779 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 08:39:17,780 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:39:17,780 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 08:39:17,802 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-11-23 08:39:17,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 08:39:17,807 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:39:17,808 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] [2018-11-23 08:39:17,809 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:39:17,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:39:17,813 INFO L82 PathProgramCache]: Analyzing trace with hash -1421899030, now seen corresponding path program 1 times [2018-11-23 08:39:17,816 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:39:17,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:39:17,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:39:17,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:39:17,849 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:39:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:39:18,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:39:18,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:39:18,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:39:18,007 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:39:18,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 08:39:18,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:39:18,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:39:18,024 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-11-23 08:39:19,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:39:19,253 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-11-23 08:39:19,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 08:39:19,255 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2018-11-23 08:39:19,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:39:19,268 INFO L225 Difference]: With dead ends: 1153 [2018-11-23 08:39:19,269 INFO L226 Difference]: Without dead ends: 742 [2018-11-23 08:39:19,275 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:39:19,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2018-11-23 08:39:19,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 742. [2018-11-23 08:39:19,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 742 states. [2018-11-23 08:39:19,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1327 transitions. [2018-11-23 08:39:19,335 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1327 transitions. Word has length 37 [2018-11-23 08:39:19,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:39:19,335 INFO L480 AbstractCegarLoop]: Abstraction has 742 states and 1327 transitions. [2018-11-23 08:39:19,335 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 08:39:19,336 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1327 transitions. [2018-11-23 08:39:19,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 08:39:19,340 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:39:19,341 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, 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] [2018-11-23 08:39:19,341 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:39:19,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:39:19,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1726554019, now seen corresponding path program 1 times [2018-11-23 08:39:19,342 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:39:19,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:39:19,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:39:19,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:39:19,343 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:39:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:39:19,529 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:39:19,530 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:39:19,530 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 08:39:19,530 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:39:19,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:39:19,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:39:19,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:39:19,532 INFO L87 Difference]: Start difference. First operand 742 states and 1327 transitions. Second operand 6 states. [2018-11-23 08:39:21,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:39:21,652 INFO L93 Difference]: Finished difference Result 2176 states and 3901 transitions. [2018-11-23 08:39:21,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:39:21,653 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 144 [2018-11-23 08:39:21,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:39:21,660 INFO L225 Difference]: With dead ends: 2176 [2018-11-23 08:39:21,660 INFO L226 Difference]: Without dead ends: 1440 [2018-11-23 08:39:21,663 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:39:21,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1440 states. [2018-11-23 08:39:21,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1440 to 1421. [2018-11-23 08:39:21,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1421 states. [2018-11-23 08:39:21,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1421 states and 2236 transitions. [2018-11-23 08:39:21,704 INFO L78 Accepts]: Start accepts. Automaton has 1421 states and 2236 transitions. Word has length 144 [2018-11-23 08:39:21,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:39:21,705 INFO L480 AbstractCegarLoop]: Abstraction has 1421 states and 2236 transitions. [2018-11-23 08:39:21,705 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:39:21,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2236 transitions. [2018-11-23 08:39:21,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 08:39:21,707 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:39:21,708 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, 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] [2018-11-23 08:39:21,708 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:39:21,708 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:39:21,708 INFO L82 PathProgramCache]: Analyzing trace with hash -117387014, now seen corresponding path program 1 times [2018-11-23 08:39:21,708 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:39:21,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:39:21,710 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:39:21,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:39:21,710 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:39:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:39:21,878 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:39:21,879 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:39:21,879 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 08:39:21,879 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:39:21,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:39:21,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:39:21,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:39:21,880 INFO L87 Difference]: Start difference. First operand 1421 states and 2236 transitions. Second operand 6 states. [2018-11-23 08:39:23,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:39:23,614 INFO L93 Difference]: Finished difference Result 3892 states and 6341 transitions. [2018-11-23 08:39:23,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:39:23,617 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 147 [2018-11-23 08:39:23,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:39:23,632 INFO L225 Difference]: With dead ends: 3892 [2018-11-23 08:39:23,632 INFO L226 Difference]: Without dead ends: 2477 [2018-11-23 08:39:23,636 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:39:23,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2477 states. [2018-11-23 08:39:23,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2477 to 2468. [2018-11-23 08:39:23,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2468 states. [2018-11-23 08:39:23,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2468 states and 3738 transitions. [2018-11-23 08:39:23,689 INFO L78 Accepts]: Start accepts. Automaton has 2468 states and 3738 transitions. Word has length 147 [2018-11-23 08:39:23,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:39:23,690 INFO L480 AbstractCegarLoop]: Abstraction has 2468 states and 3738 transitions. [2018-11-23 08:39:23,690 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:39:23,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 3738 transitions. [2018-11-23 08:39:23,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-23 08:39:23,695 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:39:23,695 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:39:23,695 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:39:23,695 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:39:23,695 INFO L82 PathProgramCache]: Analyzing trace with hash -462230653, now seen corresponding path program 1 times [2018-11-23 08:39:23,696 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:39:23,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:39:23,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:39:23,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:39:23,697 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:39:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:39:23,861 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 60 proven. 106 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 08:39:23,861 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:39:23,861 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:39:23,862 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 263 with the following transitions: [2018-11-23 08:39:23,863 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [383], [385], [388], [396], [404], [412], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:39:23,891 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:39:23,891 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:39:24,171 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 08:39:24,172 INFO L272 AbstractInterpreter]: Visited 120 different actions 120 times. Never merged. Never widened. Performed 1095 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1095 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-11-23 08:39:24,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:39:24,185 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 08:39:24,593 INFO L227 lantSequenceWeakener]: Weakened 253 states. On average, predicates are now at 77.62% of their original sizes. [2018-11-23 08:39:24,594 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 08:39:24,628 INFO L415 sIntCurrentIteration]: We unified 261 AI predicates to 261 [2018-11-23 08:39:24,629 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 08:39:24,630 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:39:24,630 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-23 08:39:24,630 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:39:24,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:39:24,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:39:24,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:39:24,631 INFO L87 Difference]: Start difference. First operand 2468 states and 3738 transitions. Second operand 6 states. [2018-11-23 08:39:45,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:39:45,624 INFO L93 Difference]: Finished difference Result 5268 states and 7953 transitions. [2018-11-23 08:39:45,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 08:39:45,624 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 262 [2018-11-23 08:39:45,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:39:45,632 INFO L225 Difference]: With dead ends: 5268 [2018-11-23 08:39:45,632 INFO L226 Difference]: Without dead ends: 2806 [2018-11-23 08:39:45,635 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 262 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 08:39:45,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2806 states. [2018-11-23 08:39:45,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2806 to 2805. [2018-11-23 08:39:45,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2805 states. [2018-11-23 08:39:45,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 2805 states and 4082 transitions. [2018-11-23 08:39:45,676 INFO L78 Accepts]: Start accepts. Automaton has 2805 states and 4082 transitions. Word has length 262 [2018-11-23 08:39:45,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:39:45,676 INFO L480 AbstractCegarLoop]: Abstraction has 2805 states and 4082 transitions. [2018-11-23 08:39:45,676 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:39:45,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 4082 transitions. [2018-11-23 08:39:45,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-11-23 08:39:45,680 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:39:45,680 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:39:45,681 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:39:45,681 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:39:45,681 INFO L82 PathProgramCache]: Analyzing trace with hash -18296566, now seen corresponding path program 1 times [2018-11-23 08:39:45,681 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:39:45,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:39:45,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:39:45,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:39:45,682 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:39:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:39:45,860 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 183 proven. 110 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 08:39:45,861 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:39:45,861 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:39:45,861 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 354 with the following transitions: [2018-11-23 08:39:45,861 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [383], [385], [388], [396], [404], [412], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:39:45,865 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:39:45,865 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:39:46,023 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 08:39:46,023 INFO L272 AbstractInterpreter]: Visited 124 different actions 359 times. Merged at 4 different actions 7 times. Never widened. Performed 3530 root evaluator evaluations with a maximum evaluation depth of 7. Performed 3530 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 08:39:46,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:39:46,033 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 08:39:46,258 INFO L227 lantSequenceWeakener]: Weakened 350 states. On average, predicates are now at 80.26% of their original sizes. [2018-11-23 08:39:46,258 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 08:39:46,307 INFO L415 sIntCurrentIteration]: We unified 352 AI predicates to 352 [2018-11-23 08:39:46,307 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 08:39:46,307 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:39:46,308 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-23 08:39:46,308 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:39:46,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 08:39:46,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 08:39:46,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 08:39:46,309 INFO L87 Difference]: Start difference. First operand 2805 states and 4082 transitions. Second operand 10 states. [2018-11-23 08:41:14,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:41:14,796 INFO L93 Difference]: Finished difference Result 8037 states and 11681 transitions. [2018-11-23 08:41:14,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 08:41:14,796 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 353 [2018-11-23 08:41:14,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:41:14,807 INFO L225 Difference]: With dead ends: 8037 [2018-11-23 08:41:14,807 INFO L226 Difference]: Without dead ends: 5575 [2018-11-23 08:41:14,813 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 362 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-23 08:41:14,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5575 states. [2018-11-23 08:41:14,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5575 to 5556. [2018-11-23 08:41:14,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5556 states. [2018-11-23 08:41:14,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5556 states to 5556 states and 7089 transitions. [2018-11-23 08:41:14,895 INFO L78 Accepts]: Start accepts. Automaton has 5556 states and 7089 transitions. Word has length 353 [2018-11-23 08:41:14,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:41:14,896 INFO L480 AbstractCegarLoop]: Abstraction has 5556 states and 7089 transitions. [2018-11-23 08:41:14,896 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 08:41:14,896 INFO L276 IsEmpty]: Start isEmpty. Operand 5556 states and 7089 transitions. [2018-11-23 08:41:14,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2018-11-23 08:41:14,903 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:41:14,903 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:41:14,904 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:41:14,904 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:41:14,904 INFO L82 PathProgramCache]: Analyzing trace with hash -576166110, now seen corresponding path program 1 times [2018-11-23 08:41:14,904 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:41:14,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:41:14,907 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:41:14,907 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:41:14,907 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:41:14,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:41:15,406 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 198 proven. 123 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-23 08:41:15,407 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:41:15,407 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:41:15,407 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 502 with the following transitions: [2018-11-23 08:41:15,408 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [383], [385], [388], [396], [404], [412], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:41:15,416 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:41:15,416 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:41:15,564 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 08:41:15,564 INFO L272 AbstractInterpreter]: Visited 248 different actions 490 times. Merged at 4 different actions 4 times. Never widened. Performed 5189 root evaluator evaluations with a maximum evaluation depth of 10. Performed 5189 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 08:41:15,573 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:41:15,573 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 08:41:15,815 INFO L227 lantSequenceWeakener]: Weakened 498 states. On average, predicates are now at 77.49% of their original sizes. [2018-11-23 08:41:15,815 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 08:41:15,871 INFO L415 sIntCurrentIteration]: We unified 500 AI predicates to 500 [2018-11-23 08:41:15,871 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 08:41:15,871 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:41:15,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2018-11-23 08:41:15,871 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:41:15,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 08:41:15,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 08:41:15,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 08:41:15,872 INFO L87 Difference]: Start difference. First operand 5556 states and 7089 transitions. Second operand 10 states. [2018-11-23 08:42:34,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:42:34,355 INFO L93 Difference]: Finished difference Result 11110 states and 14319 transitions. [2018-11-23 08:42:34,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 08:42:34,355 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 501 [2018-11-23 08:42:34,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:42:34,367 INFO L225 Difference]: With dead ends: 11110 [2018-11-23 08:42:34,367 INFO L226 Difference]: Without dead ends: 5897 [2018-11-23 08:42:34,378 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 508 GetRequests, 492 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-11-23 08:42:34,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5897 states. [2018-11-23 08:42:34,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5897 to 5895. [2018-11-23 08:42:34,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5895 states. [2018-11-23 08:42:34,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5895 states to 5895 states and 7444 transitions. [2018-11-23 08:42:34,488 INFO L78 Accepts]: Start accepts. Automaton has 5895 states and 7444 transitions. Word has length 501 [2018-11-23 08:42:34,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:42:34,488 INFO L480 AbstractCegarLoop]: Abstraction has 5895 states and 7444 transitions. [2018-11-23 08:42:34,488 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 08:42:34,488 INFO L276 IsEmpty]: Start isEmpty. Operand 5895 states and 7444 transitions. [2018-11-23 08:42:34,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 593 [2018-11-23 08:42:34,502 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:42:34,502 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:42:34,502 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:42:34,502 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:42:34,502 INFO L82 PathProgramCache]: Analyzing trace with hash 631203515, now seen corresponding path program 1 times [2018-11-23 08:42:34,502 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:42:34,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:42:34,503 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:42:34,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:42:34,503 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:42:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:42:35,494 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 217 proven. 223 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-11-23 08:42:35,494 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:42:35,494 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:42:35,495 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 593 with the following transitions: [2018-11-23 08:42:35,495 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [383], [385], [388], [396], [404], [412], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:42:35,501 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:42:35,501 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:42:36,010 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 08:42:36,011 INFO L272 AbstractInterpreter]: Visited 250 different actions 1245 times. Merged at 8 different actions 38 times. Widened at 1 different actions 1 times. Performed 15091 root evaluator evaluations with a maximum evaluation depth of 17. Performed 15091 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 9 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-23 08:42:36,012 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:42:36,013 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 08:42:36,013 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:42:36,013 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:42:36,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:42:36,021 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 08:42:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:42:36,123 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:42:36,337 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 554 proven. 2 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-23 08:42:36,337 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 08:42:36,620 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 217 proven. 223 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-11-23 08:42:36,636 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 08:42:36,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 18 [2018-11-23 08:42:36,636 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 08:42:36,637 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 08:42:36,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 08:42:36,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-11-23 08:42:36,638 INFO L87 Difference]: Start difference. First operand 5895 states and 7444 transitions. Second operand 15 states. [2018-11-23 08:42:43,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:42:43,286 INFO L93 Difference]: Finished difference Result 14231 states and 18060 transitions. [2018-11-23 08:42:43,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-11-23 08:42:43,286 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 592 [2018-11-23 08:42:43,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:42:43,299 INFO L225 Difference]: With dead ends: 14231 [2018-11-23 08:42:43,299 INFO L226 Difference]: Without dead ends: 6139 [2018-11-23 08:42:43,321 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1272 GetRequests, 1214 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1018 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=778, Invalid=2762, Unknown=0, NotChecked=0, Total=3540 [2018-11-23 08:42:43,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6139 states. [2018-11-23 08:42:43,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6139 to 5949. [2018-11-23 08:42:43,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5949 states. [2018-11-23 08:42:43,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5949 states to 5949 states and 6533 transitions. [2018-11-23 08:42:43,426 INFO L78 Accepts]: Start accepts. Automaton has 5949 states and 6533 transitions. Word has length 592 [2018-11-23 08:42:43,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:42:43,426 INFO L480 AbstractCegarLoop]: Abstraction has 5949 states and 6533 transitions. [2018-11-23 08:42:43,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 08:42:43,426 INFO L276 IsEmpty]: Start isEmpty. Operand 5949 states and 6533 transitions. [2018-11-23 08:42:43,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 610 [2018-11-23 08:42:43,442 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:42:43,442 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:42:43,442 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:42:43,443 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:42:43,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1025531702, now seen corresponding path program 1 times [2018-11-23 08:42:43,443 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:42:43,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:42:43,444 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:42:43,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:42:43,444 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:42:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:42:43,824 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 130 proven. 389 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2018-11-23 08:42:43,824 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:42:43,824 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:42:43,825 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 610 with the following transitions: [2018-11-23 08:42:43,825 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [383], [385], [388], [396], [404], [412], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:42:43,828 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:42:43,828 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:42:44,125 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 08:42:44,125 INFO L272 AbstractInterpreter]: Visited 257 different actions 763 times. Merged at 6 different actions 12 times. Never widened. Performed 8947 root evaluator evaluations with a maximum evaluation depth of 10. Performed 8947 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 08:42:44,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:42:44,126 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 08:42:44,441 INFO L227 lantSequenceWeakener]: Weakened 606 states. On average, predicates are now at 80.2% of their original sizes. [2018-11-23 08:42:44,441 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 08:42:44,479 INFO L415 sIntCurrentIteration]: We unified 608 AI predicates to 608 [2018-11-23 08:42:44,479 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 08:42:44,480 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:42:44,480 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-23 08:42:44,480 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:42:44,480 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 08:42:44,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 08:42:44,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:42:44,481 INFO L87 Difference]: Start difference. First operand 5949 states and 6533 transitions. Second operand 9 states. [2018-11-23 08:43:25,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:43:25,035 INFO L93 Difference]: Finished difference Result 12420 states and 13714 transitions. [2018-11-23 08:43:25,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 08:43:25,035 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 609 [2018-11-23 08:43:25,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:43:25,047 INFO L225 Difference]: With dead ends: 12420 [2018-11-23 08:43:25,047 INFO L226 Difference]: Without dead ends: 7153 [2018-11-23 08:43:25,052 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 615 GetRequests, 601 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-23 08:43:25,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7153 states. [2018-11-23 08:43:25,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7153 to 7134. [2018-11-23 08:43:25,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7134 states. [2018-11-23 08:43:25,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7134 states to 7134 states and 7742 transitions. [2018-11-23 08:43:25,168 INFO L78 Accepts]: Start accepts. Automaton has 7134 states and 7742 transitions. Word has length 609 [2018-11-23 08:43:25,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:43:25,169 INFO L480 AbstractCegarLoop]: Abstraction has 7134 states and 7742 transitions. [2018-11-23 08:43:25,169 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 08:43:25,169 INFO L276 IsEmpty]: Start isEmpty. Operand 7134 states and 7742 transitions. [2018-11-23 08:43:25,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 739 [2018-11-23 08:43:25,180 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:43:25,180 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:43:25,181 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:43:25,181 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:43:25,181 INFO L82 PathProgramCache]: Analyzing trace with hash -1546169653, now seen corresponding path program 1 times [2018-11-23 08:43:25,181 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:43:25,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:43:25,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:43:25,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:43:25,182 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:43:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:43:26,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1239 backedges. 397 proven. 511 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-11-23 08:43:26,257 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:43:26,257 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:43:26,257 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 739 with the following transitions: [2018-11-23 08:43:26,257 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [383], [385], [388], [396], [404], [412], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:43:26,260 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:43:26,260 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:43:26,883 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 08:43:26,883 INFO L272 AbstractInterpreter]: Visited 259 different actions 1290 times. Merged at 9 different actions 38 times. Never widened. Performed 15730 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15730 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 11 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 08:43:26,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:43:26,886 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 08:43:26,886 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:43:26,887 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:43:26,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:43:26,894 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 08:43:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:43:27,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:43:27,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1239 backedges. 883 proven. 2 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2018-11-23 08:43:27,242 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 08:43:27,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1239 backedges. 496 proven. 110 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2018-11-23 08:43:27,528 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 08:43:27,529 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-11-23 08:43:27,529 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 08:43:27,530 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 08:43:27,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 08:43:27,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-11-23 08:43:27,531 INFO L87 Difference]: Start difference. First operand 7134 states and 7742 transitions. Second operand 15 states. [2018-11-23 08:43:33,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:43:33,496 INFO L93 Difference]: Finished difference Result 19593 states and 21727 transitions. [2018-11-23 08:43:33,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-11-23 08:43:33,497 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 738 [2018-11-23 08:43:33,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:43:33,530 INFO L225 Difference]: With dead ends: 19593 [2018-11-23 08:43:33,530 INFO L226 Difference]: Without dead ends: 13141 [2018-11-23 08:43:33,543 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1567 GetRequests, 1508 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1001 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=680, Invalid=2742, Unknown=0, NotChecked=0, Total=3422 [2018-11-23 08:43:33,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13141 states. [2018-11-23 08:43:33,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13141 to 11166. [2018-11-23 08:43:33,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11166 states. [2018-11-23 08:43:33,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11166 states to 11166 states and 12164 transitions. [2018-11-23 08:43:33,734 INFO L78 Accepts]: Start accepts. Automaton has 11166 states and 12164 transitions. Word has length 738 [2018-11-23 08:43:33,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:43:33,735 INFO L480 AbstractCegarLoop]: Abstraction has 11166 states and 12164 transitions. [2018-11-23 08:43:33,735 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 08:43:33,735 INFO L276 IsEmpty]: Start isEmpty. Operand 11166 states and 12164 transitions. [2018-11-23 08:43:33,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1065 [2018-11-23 08:43:33,754 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:43:33,755 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:43:33,755 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:43:33,755 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:43:33,755 INFO L82 PathProgramCache]: Analyzing trace with hash 569727211, now seen corresponding path program 1 times [2018-11-23 08:43:33,756 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:43:33,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:43:33,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:43:33,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:43:33,757 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:43:33,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:43:34,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2528 backedges. 663 proven. 223 refuted. 0 times theorem prover too weak. 1642 trivial. 0 not checked. [2018-11-23 08:43:34,556 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:43:34,556 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:43:34,556 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1065 with the following transitions: [2018-11-23 08:43:34,556 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [383], [385], [388], [396], [404], [412], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:43:34,558 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:43:34,559 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:43:35,100 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 08:43:35,100 INFO L272 AbstractInterpreter]: Visited 253 different actions 1021 times. Merged at 11 different actions 41 times. Widened at 1 different actions 1 times. Performed 11952 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11952 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 13 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-23 08:43:35,105 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:43:35,105 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 08:43:35,105 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:43:35,105 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:43:35,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:43:35,112 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 08:43:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:43:35,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:43:35,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2528 backedges. 1675 proven. 2 refuted. 0 times theorem prover too weak. 851 trivial. 0 not checked. [2018-11-23 08:43:35,695 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 08:43:36,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2528 backedges. 663 proven. 223 refuted. 0 times theorem prover too weak. 1642 trivial. 0 not checked. [2018-11-23 08:43:36,100 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 08:43:36,100 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-23 08:43:36,101 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 08:43:36,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 08:43:36,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 08:43:36,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-23 08:43:36,102 INFO L87 Difference]: Start difference. First operand 11166 states and 12164 transitions. Second operand 9 states. [2018-11-23 08:43:38,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:43:38,043 INFO L93 Difference]: Finished difference Result 23307 states and 25698 transitions. [2018-11-23 08:43:38,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 08:43:38,044 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1064 [2018-11-23 08:43:38,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:43:38,074 INFO L225 Difference]: With dead ends: 23307 [2018-11-23 08:43:38,074 INFO L226 Difference]: Without dead ends: 12867 [2018-11-23 08:43:38,093 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2145 GetRequests, 2129 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-11-23 08:43:38,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12867 states. [2018-11-23 08:43:38,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12867 to 12791. [2018-11-23 08:43:38,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12791 states. [2018-11-23 08:43:38,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12791 states to 12791 states and 13778 transitions. [2018-11-23 08:43:38,276 INFO L78 Accepts]: Start accepts. Automaton has 12791 states and 13778 transitions. Word has length 1064 [2018-11-23 08:43:38,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:43:38,277 INFO L480 AbstractCegarLoop]: Abstraction has 12791 states and 13778 transitions. [2018-11-23 08:43:38,277 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 08:43:38,277 INFO L276 IsEmpty]: Start isEmpty. Operand 12791 states and 13778 transitions. [2018-11-23 08:43:38,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1066 [2018-11-23 08:43:38,295 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:43:38,296 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:43:38,296 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:43:38,296 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:43:38,296 INFO L82 PathProgramCache]: Analyzing trace with hash 552274606, now seen corresponding path program 1 times [2018-11-23 08:43:38,297 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:43:38,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:43:38,297 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:43:38,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:43:38,297 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:43:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:43:39,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2534 backedges. 838 proven. 110 refuted. 0 times theorem prover too weak. 1586 trivial. 0 not checked. [2018-11-23 08:43:39,006 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:43:39,006 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:43:39,007 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1066 with the following transitions: [2018-11-23 08:43:39,007 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [383], [385], [388], [396], [404], [412], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:43:39,009 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:43:39,009 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:43:39,609 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 08:43:39,609 INFO L272 AbstractInterpreter]: Visited 253 different actions 1022 times. Merged at 11 different actions 42 times. Widened at 1 different actions 1 times. Performed 11938 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11938 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 13 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-23 08:43:39,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:43:39,611 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 08:43:39,611 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:43:39,611 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:43:39,619 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:43:39,619 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 08:43:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:43:39,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:43:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2534 backedges. 1407 proven. 2 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2018-11-23 08:43:40,178 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 08:43:40,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2534 backedges. 838 proven. 110 refuted. 0 times theorem prover too weak. 1586 trivial. 0 not checked. [2018-11-23 08:43:40,654 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 08:43:40,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-23 08:43:40,655 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 08:43:40,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 08:43:40,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 08:43:40,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-23 08:43:40,656 INFO L87 Difference]: Start difference. First operand 12791 states and 13778 transitions. Second operand 9 states. [2018-11-23 08:43:43,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:43:43,483 INFO L93 Difference]: Finished difference Result 28408 states and 31891 transitions. [2018-11-23 08:43:43,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-23 08:43:43,484 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1065 [2018-11-23 08:43:43,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:43:43,523 INFO L225 Difference]: With dead ends: 28408 [2018-11-23 08:43:43,523 INFO L226 Difference]: Without dead ends: 16343 [2018-11-23 08:43:43,544 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2158 GetRequests, 2136 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2018-11-23 08:43:43,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16343 states. [2018-11-23 08:43:43,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16343 to 16279. [2018-11-23 08:43:43,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16279 states. [2018-11-23 08:43:43,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16279 states to 16279 states and 17808 transitions. [2018-11-23 08:43:43,741 INFO L78 Accepts]: Start accepts. Automaton has 16279 states and 17808 transitions. Word has length 1065 [2018-11-23 08:43:43,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:43:43,742 INFO L480 AbstractCegarLoop]: Abstraction has 16279 states and 17808 transitions. [2018-11-23 08:43:43,742 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 08:43:43,742 INFO L276 IsEmpty]: Start isEmpty. Operand 16279 states and 17808 transitions. [2018-11-23 08:43:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1076 [2018-11-23 08:43:43,755 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:43:43,755 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:43:43,755 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:43:43,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:43:43,756 INFO L82 PathProgramCache]: Analyzing trace with hash -486296626, now seen corresponding path program 1 times [2018-11-23 08:43:43,756 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:43:43,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:43:43,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:43:43,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:43:43,757 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:43:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:43:44,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2285 backedges. 758 proven. 110 refuted. 0 times theorem prover too weak. 1417 trivial. 0 not checked. [2018-11-23 08:43:44,384 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:43:44,385 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:43:44,385 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1076 with the following transitions: [2018-11-23 08:43:44,385 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [383], [385], [388], [396], [404], [412], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:43:44,388 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:43:44,388 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:43:45,025 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 08:43:45,025 INFO L272 AbstractInterpreter]: Visited 252 different actions 1005 times. Merged at 10 different actions 29 times. Never widened. Performed 11781 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11781 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 11 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-23 08:43:45,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:43:45,027 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 08:43:45,027 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:43:45,027 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:43:45,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:43:45,035 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 08:43:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:43:45,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:43:45,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2285 backedges. 1261 proven. 2 refuted. 0 times theorem prover too weak. 1022 trivial. 0 not checked. [2018-11-23 08:43:45,591 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 08:43:46,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2285 backedges. 758 proven. 110 refuted. 0 times theorem prover too weak. 1417 trivial. 0 not checked. [2018-11-23 08:43:46,035 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 08:43:46,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-11-23 08:43:46,036 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 08:43:46,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 08:43:46,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 08:43:46,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 08:43:46,037 INFO L87 Difference]: Start difference. First operand 16279 states and 17808 transitions. Second operand 10 states. [2018-11-23 08:43:48,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:43:48,325 INFO L93 Difference]: Finished difference Result 31452 states and 34319 transitions. [2018-11-23 08:43:48,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 08:43:48,326 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1075 [2018-11-23 08:43:48,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:43:48,347 INFO L225 Difference]: With dead ends: 31452 [2018-11-23 08:43:48,348 INFO L226 Difference]: Without dead ends: 15899 [2018-11-23 08:43:48,368 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2181 GetRequests, 2157 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2018-11-23 08:43:48,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15899 states. [2018-11-23 08:43:48,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15899 to 15817. [2018-11-23 08:43:48,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15817 states. [2018-11-23 08:43:48,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15817 states to 15817 states and 16922 transitions. [2018-11-23 08:43:48,561 INFO L78 Accepts]: Start accepts. Automaton has 15817 states and 16922 transitions. Word has length 1075 [2018-11-23 08:43:48,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:43:48,562 INFO L480 AbstractCegarLoop]: Abstraction has 15817 states and 16922 transitions. [2018-11-23 08:43:48,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 08:43:48,562 INFO L276 IsEmpty]: Start isEmpty. Operand 15817 states and 16922 transitions. [2018-11-23 08:43:48,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1097 [2018-11-23 08:43:48,578 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:43:48,579 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 08:43:48,579 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:43:48,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:43:48,580 INFO L82 PathProgramCache]: Analyzing trace with hash -1730778357, now seen corresponding path program 1 times [2018-11-23 08:43:48,580 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:43:48,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:43:48,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:43:48,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:43:48,581 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:43:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:43:49,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 898 proven. 583 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2018-11-23 08:43:49,522 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:43:49,522 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:43:49,522 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1097 with the following transitions: [2018-11-23 08:43:49,522 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [383], [385], [388], [396], [404], [412], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 08:43:49,525 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:43:49,525 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:43:50,332 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 08:43:50,332 INFO L272 AbstractInterpreter]: Visited 285 different actions 1135 times. Merged at 8 different actions 27 times. Never widened. Performed 13681 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13681 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 10 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-23 08:43:50,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:43:50,334 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 08:43:50,334 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:43:50,334 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 08:43:50,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:43:50,342 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 08:43:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:43:50,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:43:50,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 1774 trivial. 0 not checked. [2018-11-23 08:43:50,898 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 08:43:51,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 1774 trivial. 0 not checked. [2018-11-23 08:43:51,351 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:43:51,351 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-11-23 08:43:51,352 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:43:51,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 08:43:51,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:43:51,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:43:51,352 INFO L87 Difference]: Start difference. First operand 15817 states and 16922 transitions. Second operand 3 states. [2018-11-23 08:43:52,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:43:52,029 INFO L93 Difference]: Finished difference Result 29973 states and 32089 transitions. [2018-11-23 08:43:52,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 08:43:52,029 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1096 [2018-11-23 08:43:52,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:43:52,031 INFO L225 Difference]: With dead ends: 29973 [2018-11-23 08:43:52,031 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 08:43:52,050 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2204 GetRequests, 2193 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-23 08:43:52,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 08:43:52,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 08:43:52,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 08:43:52,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 08:43:52,051 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1096 [2018-11-23 08:43:52,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:43:52,052 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:43:52,052 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 08:43:52,052 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 08:43:52,052 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 08:43:52,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 08:43:52,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,259 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 198 [2018-11-23 08:43:52,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:52,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:53,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:53,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:53,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:53,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:53,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:53,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:53,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:53,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:53,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:53,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 08:43:53,211 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 223 [2018-11-23 08:43:53,569 WARN L180 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2018-11-23 08:43:54,308 WARN L180 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 87 [2018-11-23 08:43:54,896 WARN L180 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 87 [2018-11-23 08:43:56,093 WARN L180 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 277 DAG size of output: 104 [2018-11-23 08:43:56,452 WARN L180 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 44 [2018-11-23 08:43:56,454 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:43:56,454 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-11-23 08:43:56,454 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:43:56,454 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,454 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 08:43:56,454 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,454 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,454 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,454 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,455 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,456 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,456 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,456 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,456 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,456 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,456 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,456 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,456 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,456 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,457 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse6 (= |old(~a15~0)| ~a15~0)) (.cse7 (= |old(~a12~0)| ~a12~0)) (.cse4 (not (= 3 |old(~a15~0)|))) (.cse5 (not (= 5 |old(~a12~0)|))) (.cse9 (not (= (+ |old(~a18~0)| 87) 0))) (.cse10 (not (= 11 |old(~a16~0)|)))) (let ((.cse3 (< 134 ~a18~0)) (.cse0 (= (+ ~a18~0 87) 0)) (.cse1 (and (or (not (= 8 |old(~a16~0)|)) .cse4 .cse5) (or .cse4 .cse5 .cse9 .cse10))) (.cse2 (<= (+ ~a18~0 156) 0)) (.cse11 (= 10 |old(~a16~0)|)) (.cse8 (and (= |old(~a16~0)| ~a16~0) .cse6 .cse7))) (and (or (or (= ~a16~0 8) .cse0) .cse1) (or .cse1 (< 0 (+ |old(~a18~0)| 156)) (or .cse2 .cse3)) (or .cse4 .cse5 (and .cse6 (= ~a16~0 |old(~a16~0)|) .cse7)) (or (= 9 |old(~a16~0)|) .cse8 (< 7 |old(~a12~0)|)) (or .cse1 (<= |old(~a18~0)| 134) .cse3) (or .cse8 (or (= 4 |old(~a15~0)|) (not (= 8 |old(~a12~0)|)))) (or (or .cse4 .cse9 (not (= 6 |old(~a12~0)|))) .cse10 .cse0) (or .cse1 (<= (+ |old(~a18~0)| 79) 0) (or .cse2 (< 0 (+ ~a18~0 79)))) (or (< |old(~a12~0)| 7) .cse11 .cse8) (or .cse11 .cse8 (< |old(~a15~0)| 4))))) [2018-11-23 08:43:56,457 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,457 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,457 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,457 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,457 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,457 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,457 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,457 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 08:43:56,457 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,457 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,458 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,458 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,458 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,458 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,458 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,458 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,458 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-11-23 08:43:56,458 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,458 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,458 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,458 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 08:43:56,459 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse0 (not (= 3 |old(~a15~0)|))) (.cse10 (not (= 5 |old(~a12~0)|))) (.cse5 (not (= (+ |old(~a18~0)| 87) 0))) (.cse1 (not (= 11 |old(~a16~0)|)))) (let ((.cse4 (or .cse0 .cse10 .cse5 .cse1)) (.cse15 (= |old(~a16~0)| ~a16~0)) (.cse11 (= |old(~a15~0)| ~a15~0)) (.cse12 (= |old(~a12~0)| ~a12~0))) (let ((.cse3 (not (= calculate_output_~input 0))) (.cse13 (< 7 |old(~a12~0)|)) (.cse6 (and .cse15 .cse11 .cse12)) (.cse8 (< 134 ~a18~0)) (.cse7 (and (or (not (= 8 |old(~a16~0)|)) .cse0 .cse10) .cse4)) (.cse14 (<= (+ ~a18~0 156) 0)) (.cse9 (< 0 (+ ~a18~0 79))) (.cse2 (= |calculate_output_#in~input| 0))) (and (or (or .cse0 (= 0 |old(~a12~0)|) .cse1 .cse2) .cse3) (or .cse2 (and (or .cse0 (not (= 6 |old(~a12~0)|)) .cse1) .cse4) .cse5 (= (+ ~a18~0 87) 0)) (or (< |old(~a12~0)| 7) .cse6 (= 10 |old(~a16~0)|)) (or .cse7 (<= |old(~a18~0)| 134) .cse8 .cse2) (or (not (= 11 ~a16~0)) (not (= calculate_output_~input 3)) (not (= 7 |old(~a12~0)|)) (not (= ~a15~0 3)) .cse9) (or .cse0 .cse10 (and .cse11 .cse3 (= ~a16~0 |old(~a16~0)|) .cse12) (= 0 |old(~a16~0)|) .cse2) (or .cse6 .cse13 (< |old(~a15~0)| 4)) (or (= 9 |old(~a16~0)|) .cse13 .cse6) (or .cse7 (< 0 (+ |old(~a18~0)| 156)) (or .cse14 .cse8) .cse2) (or (= 4 |old(~a15~0)|) (and (and .cse15 .cse11) .cse12) (not (= 8 |old(~a12~0)|))) (or .cse7 (<= (+ |old(~a18~0)| 79) 0) (or .cse14 .cse9) .cse2))))) [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,460 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 08:43:56,461 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 08:43:56,462 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,462 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,462 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,462 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,462 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,462 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,462 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,462 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,462 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,462 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,462 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 08:43:56,462 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,463 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,464 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,465 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,465 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,465 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,465 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,465 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 08:43:56,465 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,465 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 08:43:56,465 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,465 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 08:43:56,465 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,465 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,465 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 08:43:56,466 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,467 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse11 (= |old(~a15~0)| ~a15~0)) (.cse12 (= |old(~a12~0)| ~a12~0)) (.cse4 (not (= 3 |old(~a15~0)|))) (.cse5 (not (= 5 |old(~a12~0)|))) (.cse6 (not (= (+ |old(~a18~0)| 87) 0))) (.cse7 (not (= 11 |old(~a16~0)|)))) (let ((.cse1 (<= (+ ~a18~0 156) 0)) (.cse8 (= (+ ~a18~0 87) 0)) (.cse9 (< 134 ~a18~0)) (.cse0 (and (or (not (= 8 |old(~a16~0)|)) .cse4 .cse5) (or .cse4 .cse5 .cse6 .cse7))) (.cse10 (= 10 |old(~a16~0)|)) (.cse3 (and (= |old(~a16~0)| ~a16~0) .cse11 .cse12)) (.cse2 (= |calculate_output_#in~input| 0))) (and (or .cse0 (or .cse1 (< 0 (+ ~a18~0 79))) (<= (+ |old(~a18~0)| 79) 0) .cse2) (or (= 4 |old(~a15~0)|) (not (= 8 |old(~a12~0)|)) .cse3) (or (or .cse4 .cse5 .cse6 .cse7 .cse2) .cse8) (or (or .cse1 .cse9) .cse0 (< 0 (+ |old(~a18~0)| 156)) .cse2) (or .cse2 .cse8 (or .cse4 (not (= 6 |old(~a12~0)|)) .cse7) .cse6) (or .cse3 (= 9 |old(~a16~0)|) (< 7 |old(~a12~0)|)) (or .cse10 .cse3 (< |old(~a15~0)| 4)) (or .cse9 .cse0 (<= |old(~a18~0)| 134) .cse2) (or (< |old(~a12~0)| 7) .cse10 .cse3) (or .cse4 .cse5 .cse2 (and .cse11 (= ~a16~0 |old(~a16~0)|) .cse12))))) [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,468 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 08:43:56,469 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,470 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,471 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,472 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,472 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,472 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,472 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,472 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,472 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,472 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,472 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,472 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,472 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,472 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,472 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 08:43:56,473 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,474 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 100) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 08:43:56,475 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,476 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,477 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,478 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= 3 ~a15~0) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-11-23 08:43:56,479 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:43:56,479 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (and (= (+ ~a18~0 87) 0) (= ~a16~0 |old(~a16~0)|) (= 3 ~a15~0) (= |old(~a12~0)| ~a12~0)) (not (= 11 |old(~a16~0)|))) [2018-11-23 08:43:56,479 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 08:43:56,480 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 10)))) (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (and (not (= ~a16~0 9)) (<= ~a12~0 7)) (and (<= 7 ~a12~0) .cse0) (not (= 3 |old(~a15~0)|)) (and .cse0 (<= 4 ~a15~0)) (and (not (= main_~input~0 0)) (= ~a15~0 3) (= ~a12~0 5)) (not (= 5 |old(~a12~0)|)) (and (= 8 ~a12~0) (not (= ~a15~0 4))))) [2018-11-23 08:43:56,480 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-11-23 08:43:56,480 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-11-23 08:43:56,480 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 10)))) (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (and (not (= ~a16~0 9)) (<= ~a12~0 7)) (and (<= 7 ~a12~0) .cse0) (not (= 3 |old(~a15~0)|)) (and .cse0 (<= 4 ~a15~0)) (not (= 5 |old(~a12~0)|)) (and (= 8 ~a12~0) (not (= ~a15~0 4))) (and (= ~a15~0 3) (= 5 ~a12~0)))) [2018-11-23 08:43:56,480 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 08:43:56,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:43:56 BoogieIcfgContainer [2018-11-23 08:43:56,491 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 08:43:56,491 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:43:56,491 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:43:56,491 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:43:56,492 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:17" (3/4) ... [2018-11-23 08:43:56,495 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 08:43:56,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 08:43:56,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-23 08:43:56,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 08:43:56,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 08:43:56,525 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 08:43:56,527 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 08:43:56,559 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(11 == \old(a16)) || !(\old(a18) + 87 == 0)) || (!(a16 == 9) && a12 <= 7)) || (7 <= a12 && !(a16 == 10))) || !(3 == \old(a15))) || (!(a16 == 10) && 4 <= a15)) || !(5 == \old(a12))) || (8 == a12 && !(a15 == 4))) || (a15 == 3 && 5 == a12) [2018-11-23 08:43:56,705 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b63123d3-e148-4743-af80-079b312080ee/bin-2019/utaipan/witness.graphml [2018-11-23 08:43:56,705 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:43:56,706 INFO L168 Benchmark]: Toolchain (without parser) took 281677.25 ms. Allocated memory was 1.0 GB in the beginning and 5.3 GB in the end (delta: 4.3 GB). Free memory was 952.7 MB in the beginning and 2.1 GB in the end (delta: -1.2 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. [2018-11-23 08:43:56,707 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:43:56,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.01 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 877.5 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. [2018-11-23 08:43:56,707 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 877.5 MB in the beginning and 1.2 GB in the end (delta: -283.1 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:43:56,708 INFO L168 Benchmark]: Boogie Preprocessor took 65.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2018-11-23 08:43:56,708 INFO L168 Benchmark]: RCFGBuilder took 1838.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 903.3 MB in the end (delta: 246.2 MB). Peak memory consumption was 246.2 MB. Max. memory is 11.5 GB. [2018-11-23 08:43:56,708 INFO L168 Benchmark]: TraceAbstraction took 278762.66 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.1 GB). Free memory was 903.3 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-23 08:43:56,709 INFO L168 Benchmark]: Witness Printer took 214.61 ms. Allocated memory is still 5.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 11.5 GB. [2018-11-23 08:43:56,711 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 689.01 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 877.5 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 877.5 MB in the beginning and 1.2 GB in the end (delta: -283.1 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1838.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 903.3 MB in the end (delta: 246.2 MB). Peak memory consumption was 246.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 278762.66 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.1 GB). Free memory was 903.3 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. * Witness Printer took 214.61 ms. Allocated memory is still 5.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 100]: 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: 1773]: Loop Invariant Derived loop invariant: (((((((!(11 == \old(a16)) || !(\old(a18) + 87 == 0)) || (!(a16 == 9) && a12 <= 7)) || (7 <= a12 && !(a16 == 10))) || !(3 == \old(a15))) || (!(a16 == 10) && 4 <= a15)) || !(5 == \old(a12))) || (8 == a12 && !(a15 == 4))) || (a15 == 3 && 5 == a12) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 278.7s OverallTime, 13 OverallIterations, 8 TraceHistogramMax, 254.3s AutomataDifference, 0.0s DeadEndRemovalTime, 4.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2699 SDtfs, 36703 SDslu, 2835 SDs, 0 SdLazy, 44212 SolverSat, 8424 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 230.2s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 13299 GetRequests, 13037 SyntacticMatches, 18 SemanticMatches, 244 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2340 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16279occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.7s AbstIntTime, 10 AbstIntIterations, 4 AbstIntStrong, 0.9976890212269711 AbsIntWeakeningRatio, 0.07437536316095293 AbsIntAvgWeakeningVarsNumRemoved, 15.99186519465427 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 2456 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 801 PreInvPairs, 1838 NumberOfFragments, 1127 HoareAnnotationTreeSize, 801 FomulaSimplifications, 24066 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 9 FomulaSimplificationsInter, 31445 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 13313 NumberOfCodeBlocks, 13313 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 18918 ConstructedInterpolants, 0 QuantifiedInterpolants, 38341544 SizeOfPredicates, 3 NumberOfNonLiveVariables, 7598 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 25 InterpolantComputations, 5 PerfectInterpolantSequences, 32268/35542 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...