./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label22.c -s /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 350269300bd9776bf7a51ca5c10b5ccf9647e3ba ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 19:56:56,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 19:56:56,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 19:56:56,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 19:56:56,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 19:56:56,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 19:56:56,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 19:56:56,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 19:56:56,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 19:56:56,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 19:56:56,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 19:56:56,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 19:56:56,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 19:56:56,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 19:56:56,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 19:56:56,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 19:56:56,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 19:56:56,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 19:56:56,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 19:56:56,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 19:56:56,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 19:56:56,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 19:56:56,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 19:56:56,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 19:56:56,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 19:56:56,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 19:56:56,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 19:56:56,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 19:56:56,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 19:56:56,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 19:56:56,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 19:56:56,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 19:56:56,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 19:56:56,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 19:56:56,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 19:56:56,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 19:56:56,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 19:56:56,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 19:56:56,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 19:56:56,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 19:56:56,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 19:56:56,846 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 19:56:56,861 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 19:56:56,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 19:56:56,862 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 19:56:56,862 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 19:56:56,862 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 19:56:56,863 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 19:56:56,863 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 19:56:56,863 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 19:56:56,863 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 19:56:56,863 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 19:56:56,863 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 19:56:56,863 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 19:56:56,863 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 19:56:56,863 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 19:56:56,863 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 19:56:56,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 19:56:56,864 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 19:56:56,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 19:56:56,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 19:56:56,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 19:56:56,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 19:56:56,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 19:56:56,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 19:56:56,865 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 19:56:56,865 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 19:56:56,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 19:56:56,865 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 19:56:56,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 19:56:56,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 19:56:56,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 19:56:56,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 19:56:56,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 19:56:56,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 19:56:56,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 19:56:56,866 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 19:56:56,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 19:56:56,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 19:56:56,867 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 19:56:56,867 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 19:56:56,867 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 350269300bd9776bf7a51ca5c10b5ccf9647e3ba [2020-12-09 19:56:57,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 19:56:57,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 19:56:57,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 19:56:57,054 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 19:56:57,054 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 19:56:57,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2020-12-09 19:56:57,097 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/data/15e23f2ee/9df8af305b1948dbadece9e501d6e482/FLAG3778fa068 [2020-12-09 19:56:57,658 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 19:56:57,659 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2020-12-09 19:56:57,685 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/data/15e23f2ee/9df8af305b1948dbadece9e501d6e482/FLAG3778fa068 [2020-12-09 19:56:58,148 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/data/15e23f2ee/9df8af305b1948dbadece9e501d6e482 [2020-12-09 19:56:58,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 19:56:58,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 19:56:58,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 19:56:58,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 19:56:58,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 19:56:58,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:56:58" (1/1) ... [2020-12-09 19:56:58,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e1186b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:58, skipping insertion in model container [2020-12-09 19:56:58,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:56:58" (1/1) ... [2020-12-09 19:56:58,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 19:56:58,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 19:56:59,017 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/sv-benchmarks/c/eca-rers2012/Problem04_label22.c[184143,184156] [2020-12-09 19:56:59,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 19:56:59,034 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 19:56:59,513 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/sv-benchmarks/c/eca-rers2012/Problem04_label22.c[184143,184156] [2020-12-09 19:56:59,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 19:56:59,538 INFO L208 MainTranslator]: Completed translation [2020-12-09 19:56:59,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:59 WrapperNode [2020-12-09 19:56:59,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 19:56:59,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 19:56:59,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 19:56:59,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 19:56:59,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:59" (1/1) ... [2020-12-09 19:56:59,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:59" (1/1) ... [2020-12-09 19:56:59,705 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 19:56:59,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 19:56:59,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 19:56:59,706 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 19:56:59,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:59" (1/1) ... [2020-12-09 19:56:59,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:59" (1/1) ... [2020-12-09 19:56:59,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:59" (1/1) ... [2020-12-09 19:56:59,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:59" (1/1) ... [2020-12-09 19:56:59,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:59" (1/1) ... [2020-12-09 19:56:59,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:59" (1/1) ... [2020-12-09 19:56:59,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:59" (1/1) ... [2020-12-09 19:56:59,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 19:56:59,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 19:56:59,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 19:56:59,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 19:56:59,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/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 [2020-12-09 19:56:59,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 19:56:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 19:56:59,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 19:56:59,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 19:57:03,120 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 19:57:03,121 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-09 19:57:03,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:57:03 BoogieIcfgContainer [2020-12-09 19:57:03,124 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 19:57:03,125 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 19:57:03,125 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 19:57:03,128 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 19:57:03,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:56:58" (1/3) ... [2020-12-09 19:57:03,128 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7251dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:57:03, skipping insertion in model container [2020-12-09 19:57:03,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:56:59" (2/3) ... [2020-12-09 19:57:03,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7251dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:57:03, skipping insertion in model container [2020-12-09 19:57:03,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:57:03" (3/3) ... [2020-12-09 19:57:03,130 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem04_label22.c [2020-12-09 19:57:03,139 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 19:57:03,143 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 19:57:03,150 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 19:57:03,172 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 19:57:03,172 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 19:57:03,172 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 19:57:03,173 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 19:57:03,173 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 19:57:03,173 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 19:57:03,173 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 19:57:03,173 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 19:57:03,194 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states. [2020-12-09 19:57:03,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2020-12-09 19:57:03,225 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:03,226 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:03,226 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:03,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:03,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1870332099, now seen corresponding path program 1 times [2020-12-09 19:57:03,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:03,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5441443] [2020-12-09 19:57:03,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:04,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:57:04,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5441443] [2020-12-09 19:57:04,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:04,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 19:57:04,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731379438] [2020-12-09 19:57:04,508 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:04,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:04,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:04,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:04,518 INFO L87 Difference]: Start difference. First operand 763 states. Second operand 3 states. [2020-12-09 19:57:07,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:07,191 INFO L93 Difference]: Finished difference Result 2285 states and 4541 transitions. [2020-12-09 19:57:07,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:57:07,192 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 755 [2020-12-09 19:57:07,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:07,214 INFO L225 Difference]: With dead ends: 2285 [2020-12-09 19:57:07,214 INFO L226 Difference]: Without dead ends: 1519 [2020-12-09 19:57:07,219 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:07,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2020-12-09 19:57:07,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1519. [2020-12-09 19:57:07,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1519 states. [2020-12-09 19:57:07,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 2797 transitions. [2020-12-09 19:57:07,297 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 2797 transitions. Word has length 755 [2020-12-09 19:57:07,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:07,299 INFO L481 AbstractCegarLoop]: Abstraction has 1519 states and 2797 transitions. [2020-12-09 19:57:07,299 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:57:07,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2797 transitions. [2020-12-09 19:57:07,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2020-12-09 19:57:07,318 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:07,319 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:07,319 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 19:57:07,319 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:07,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:07,320 INFO L82 PathProgramCache]: Analyzing trace with hash 111522835, now seen corresponding path program 1 times [2020-12-09 19:57:07,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:07,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751734118] [2020-12-09 19:57:07,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:07,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:57:07,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751734118] [2020-12-09 19:57:07,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:07,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 19:57:07,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447150501] [2020-12-09 19:57:07,757 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:07,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:07,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:07,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:07,758 INFO L87 Difference]: Start difference. First operand 1519 states and 2797 transitions. Second operand 3 states. [2020-12-09 19:57:10,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:10,572 INFO L93 Difference]: Finished difference Result 4553 states and 8388 transitions. [2020-12-09 19:57:10,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:57:10,572 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 760 [2020-12-09 19:57:10,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:10,584 INFO L225 Difference]: With dead ends: 4553 [2020-12-09 19:57:10,584 INFO L226 Difference]: Without dead ends: 3035 [2020-12-09 19:57:10,587 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:10,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3035 states. [2020-12-09 19:57:10,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3035 to 3035. [2020-12-09 19:57:10,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3035 states. [2020-12-09 19:57:10,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 3035 states and 4836 transitions. [2020-12-09 19:57:10,640 INFO L78 Accepts]: Start accepts. Automaton has 3035 states and 4836 transitions. Word has length 760 [2020-12-09 19:57:10,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:10,640 INFO L481 AbstractCegarLoop]: Abstraction has 3035 states and 4836 transitions. [2020-12-09 19:57:10,640 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:57:10,640 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 4836 transitions. [2020-12-09 19:57:10,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2020-12-09 19:57:10,647 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:10,648 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:10,648 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 19:57:10,648 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:10,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:10,649 INFO L82 PathProgramCache]: Analyzing trace with hash 219459466, now seen corresponding path program 1 times [2020-12-09 19:57:10,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:10,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84614208] [2020-12-09 19:57:10,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:11,452 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-09 19:57:11,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84614208] [2020-12-09 19:57:11,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:11,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 19:57:11,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112546111] [2020-12-09 19:57:11,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:11,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:11,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:11,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:11,455 INFO L87 Difference]: Start difference. First operand 3035 states and 4836 transitions. Second operand 3 states. [2020-12-09 19:57:14,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:14,083 INFO L93 Difference]: Finished difference Result 9101 states and 14505 transitions. [2020-12-09 19:57:14,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:57:14,083 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 777 [2020-12-09 19:57:14,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:14,106 INFO L225 Difference]: With dead ends: 9101 [2020-12-09 19:57:14,106 INFO L226 Difference]: Without dead ends: 6067 [2020-12-09 19:57:14,109 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:14,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6067 states. [2020-12-09 19:57:14,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6067 to 6067. [2020-12-09 19:57:14,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6067 states. [2020-12-09 19:57:14,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6067 states to 6067 states and 8564 transitions. [2020-12-09 19:57:14,191 INFO L78 Accepts]: Start accepts. Automaton has 6067 states and 8564 transitions. Word has length 777 [2020-12-09 19:57:14,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:14,192 INFO L481 AbstractCegarLoop]: Abstraction has 6067 states and 8564 transitions. [2020-12-09 19:57:14,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:57:14,192 INFO L276 IsEmpty]: Start isEmpty. Operand 6067 states and 8564 transitions. [2020-12-09 19:57:14,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 848 [2020-12-09 19:57:14,203 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:14,204 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:14,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-09 19:57:14,204 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:14,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:14,205 INFO L82 PathProgramCache]: Analyzing trace with hash 2001218207, now seen corresponding path program 1 times [2020-12-09 19:57:14,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:14,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161339532] [2020-12-09 19:57:14,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:14,742 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-09 19:57:14,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161339532] [2020-12-09 19:57:14,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:14,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 19:57:14,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677585188] [2020-12-09 19:57:14,743 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:14,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:14,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:14,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:14,744 INFO L87 Difference]: Start difference. First operand 6067 states and 8564 transitions. Second operand 3 states. [2020-12-09 19:57:17,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:17,459 INFO L93 Difference]: Finished difference Result 18197 states and 25689 transitions. [2020-12-09 19:57:17,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:57:17,459 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 847 [2020-12-09 19:57:17,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:17,499 INFO L225 Difference]: With dead ends: 18197 [2020-12-09 19:57:17,499 INFO L226 Difference]: Without dead ends: 12131 [2020-12-09 19:57:17,505 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:17,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12131 states. [2020-12-09 19:57:17,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12131 to 12131. [2020-12-09 19:57:17,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12131 states. [2020-12-09 19:57:17,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12131 states to 12131 states and 16532 transitions. [2020-12-09 19:57:17,656 INFO L78 Accepts]: Start accepts. Automaton has 12131 states and 16532 transitions. Word has length 847 [2020-12-09 19:57:17,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:17,656 INFO L481 AbstractCegarLoop]: Abstraction has 12131 states and 16532 transitions. [2020-12-09 19:57:17,656 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:57:17,656 INFO L276 IsEmpty]: Start isEmpty. Operand 12131 states and 16532 transitions. [2020-12-09 19:57:17,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 877 [2020-12-09 19:57:17,672 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:17,672 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:17,673 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-09 19:57:17,673 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:17,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:17,673 INFO L82 PathProgramCache]: Analyzing trace with hash 2098088049, now seen corresponding path program 1 times [2020-12-09 19:57:17,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:17,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020032092] [2020-12-09 19:57:17,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:17,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:18,385 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:57:18,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020032092] [2020-12-09 19:57:18,386 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:18,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 19:57:18,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481692116] [2020-12-09 19:57:18,387 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:18,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:18,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:18,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:18,387 INFO L87 Difference]: Start difference. First operand 12131 states and 16532 transitions. Second operand 3 states. [2020-12-09 19:57:20,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:20,965 INFO L93 Difference]: Finished difference Result 24261 states and 33063 transitions. [2020-12-09 19:57:20,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:57:20,965 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 876 [2020-12-09 19:57:20,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:20,991 INFO L225 Difference]: With dead ends: 24261 [2020-12-09 19:57:20,992 INFO L226 Difference]: Without dead ends: 12131 [2020-12-09 19:57:21,000 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:21,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12131 states. [2020-12-09 19:57:21,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12131 to 12131. [2020-12-09 19:57:21,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12131 states. [2020-12-09 19:57:21,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12131 states to 12131 states and 16430 transitions. [2020-12-09 19:57:21,109 INFO L78 Accepts]: Start accepts. Automaton has 12131 states and 16430 transitions. Word has length 876 [2020-12-09 19:57:21,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:21,109 INFO L481 AbstractCegarLoop]: Abstraction has 12131 states and 16430 transitions. [2020-12-09 19:57:21,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:57:21,109 INFO L276 IsEmpty]: Start isEmpty. Operand 12131 states and 16430 transitions. [2020-12-09 19:57:21,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 892 [2020-12-09 19:57:21,125 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:21,125 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:21,125 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-09 19:57:21,126 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:21,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:21,126 INFO L82 PathProgramCache]: Analyzing trace with hash 911052692, now seen corresponding path program 1 times [2020-12-09 19:57:21,126 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:21,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961150741] [2020-12-09 19:57:21,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:22,084 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-09 19:57:22,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961150741] [2020-12-09 19:57:22,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:22,084 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:57:22,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760353279] [2020-12-09 19:57:22,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:22,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:22,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:22,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:22,086 INFO L87 Difference]: Start difference. First operand 12131 states and 16430 transitions. Second operand 3 states. [2020-12-09 19:57:24,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:24,766 INFO L93 Difference]: Finished difference Result 36389 states and 49287 transitions. [2020-12-09 19:57:24,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:57:24,767 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 891 [2020-12-09 19:57:24,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:24,806 INFO L225 Difference]: With dead ends: 36389 [2020-12-09 19:57:24,806 INFO L226 Difference]: Without dead ends: 24259 [2020-12-09 19:57:24,815 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:24,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24259 states. [2020-12-09 19:57:24,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24259 to 24259. [2020-12-09 19:57:24,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24259 states. [2020-12-09 19:57:25,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24259 states to 24259 states and 31450 transitions. [2020-12-09 19:57:25,021 INFO L78 Accepts]: Start accepts. Automaton has 24259 states and 31450 transitions. Word has length 891 [2020-12-09 19:57:25,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:25,022 INFO L481 AbstractCegarLoop]: Abstraction has 24259 states and 31450 transitions. [2020-12-09 19:57:25,022 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:57:25,022 INFO L276 IsEmpty]: Start isEmpty. Operand 24259 states and 31450 transitions. [2020-12-09 19:57:25,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 947 [2020-12-09 19:57:25,050 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:25,050 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:25,051 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-09 19:57:25,051 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:25,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:25,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1078797058, now seen corresponding path program 1 times [2020-12-09 19:57:25,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:25,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218125230] [2020-12-09 19:57:25,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:25,875 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:57:25,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218125230] [2020-12-09 19:57:25,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:25,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:57:25,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998207226] [2020-12-09 19:57:25,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 19:57:25,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:25,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 19:57:25,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 19:57:25,877 INFO L87 Difference]: Start difference. First operand 24259 states and 31450 transitions. Second operand 4 states. [2020-12-09 19:57:28,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:28,555 INFO L93 Difference]: Finished difference Result 49362 states and 63786 transitions. [2020-12-09 19:57:28,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 19:57:28,556 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 946 [2020-12-09 19:57:28,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:28,586 INFO L225 Difference]: With dead ends: 49362 [2020-12-09 19:57:28,586 INFO L226 Difference]: Without dead ends: 25104 [2020-12-09 19:57:28,600 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 19:57:28,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25104 states. [2020-12-09 19:57:28,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25104 to 25017. [2020-12-09 19:57:28,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25017 states. [2020-12-09 19:57:28,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25017 states to 25017 states and 32214 transitions. [2020-12-09 19:57:28,831 INFO L78 Accepts]: Start accepts. Automaton has 25017 states and 32214 transitions. Word has length 946 [2020-12-09 19:57:28,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:28,832 INFO L481 AbstractCegarLoop]: Abstraction has 25017 states and 32214 transitions. [2020-12-09 19:57:28,832 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 19:57:28,832 INFO L276 IsEmpty]: Start isEmpty. Operand 25017 states and 32214 transitions. [2020-12-09 19:57:28,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 962 [2020-12-09 19:57:28,854 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:28,855 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:28,856 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-09 19:57:28,856 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:28,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:28,856 INFO L82 PathProgramCache]: Analyzing trace with hash -2080592923, now seen corresponding path program 1 times [2020-12-09 19:57:28,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:28,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491573419] [2020-12-09 19:57:28,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:29,595 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:57:29,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491573419] [2020-12-09 19:57:29,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:29,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:57:29,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483817302] [2020-12-09 19:57:29,596 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:29,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:29,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:29,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:29,597 INFO L87 Difference]: Start difference. First operand 25017 states and 32214 transitions. Second operand 3 states. [2020-12-09 19:57:32,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:32,693 INFO L93 Difference]: Finished difference Result 61403 states and 80091 transitions. [2020-12-09 19:57:32,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:57:32,694 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 961 [2020-12-09 19:57:32,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:32,725 INFO L225 Difference]: With dead ends: 61403 [2020-12-09 19:57:32,725 INFO L226 Difference]: Without dead ends: 37145 [2020-12-09 19:57:32,738 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:32,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37145 states. [2020-12-09 19:57:33,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37145 to 37145. [2020-12-09 19:57:33,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37145 states. [2020-12-09 19:57:33,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37145 states to 37145 states and 47366 transitions. [2020-12-09 19:57:33,048 INFO L78 Accepts]: Start accepts. Automaton has 37145 states and 47366 transitions. Word has length 961 [2020-12-09 19:57:33,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:33,049 INFO L481 AbstractCegarLoop]: Abstraction has 37145 states and 47366 transitions. [2020-12-09 19:57:33,049 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:57:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 37145 states and 47366 transitions. [2020-12-09 19:57:33,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1034 [2020-12-09 19:57:33,078 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:33,078 INFO L422 BasicCegarLoop]: trace histogram [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, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:33,079 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-09 19:57:33,079 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:33,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:33,079 INFO L82 PathProgramCache]: Analyzing trace with hash -1033358313, now seen corresponding path program 1 times [2020-12-09 19:57:33,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:33,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634328552] [2020-12-09 19:57:33,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:33,849 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2020-12-09 19:57:33,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634328552] [2020-12-09 19:57:33,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:33,849 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 19:57:33,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362908365] [2020-12-09 19:57:33,850 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:33,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:33,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:33,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:33,851 INFO L87 Difference]: Start difference. First operand 37145 states and 47366 transitions. Second operand 3 states. [2020-12-09 19:57:37,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:37,065 INFO L93 Difference]: Finished difference Result 103093 states and 131795 transitions. [2020-12-09 19:57:37,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:57:37,065 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1033 [2020-12-09 19:57:37,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:37,122 INFO L225 Difference]: With dead ends: 103093 [2020-12-09 19:57:37,122 INFO L226 Difference]: Without dead ends: 66707 [2020-12-09 19:57:37,144 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:37,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66707 states. [2020-12-09 19:57:37,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66707 to 64433. [2020-12-09 19:57:37,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64433 states. [2020-12-09 19:57:37,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64433 states to 64433 states and 78558 transitions. [2020-12-09 19:57:37,751 INFO L78 Accepts]: Start accepts. Automaton has 64433 states and 78558 transitions. Word has length 1033 [2020-12-09 19:57:37,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:37,752 INFO L481 AbstractCegarLoop]: Abstraction has 64433 states and 78558 transitions. [2020-12-09 19:57:37,752 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:57:37,752 INFO L276 IsEmpty]: Start isEmpty. Operand 64433 states and 78558 transitions. [2020-12-09 19:57:37,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1180 [2020-12-09 19:57:37,786 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:37,786 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:37,787 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-09 19:57:37,787 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:37,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:37,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1506712288, now seen corresponding path program 1 times [2020-12-09 19:57:37,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:37,787 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244673534] [2020-12-09 19:57:37,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:38,772 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2020-12-09 19:57:38,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244673534] [2020-12-09 19:57:38,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:38,773 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:57:38,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174537444] [2020-12-09 19:57:38,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:38,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:38,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:38,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:38,774 INFO L87 Difference]: Start difference. First operand 64433 states and 78558 transitions. Second operand 3 states. [2020-12-09 19:57:41,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:41,760 INFO L93 Difference]: Finished difference Result 128865 states and 157139 transitions. [2020-12-09 19:57:41,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:57:41,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1179 [2020-12-09 19:57:41,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:41,814 INFO L225 Difference]: With dead ends: 128865 [2020-12-09 19:57:41,814 INFO L226 Difference]: Without dead ends: 65191 [2020-12-09 19:57:41,842 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:41,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65191 states. [2020-12-09 19:57:42,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65191 to 65191. [2020-12-09 19:57:42,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65191 states. [2020-12-09 19:57:42,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65191 states to 65191 states and 79178 transitions. [2020-12-09 19:57:42,451 INFO L78 Accepts]: Start accepts. Automaton has 65191 states and 79178 transitions. Word has length 1179 [2020-12-09 19:57:42,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:42,451 INFO L481 AbstractCegarLoop]: Abstraction has 65191 states and 79178 transitions. [2020-12-09 19:57:42,451 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:57:42,452 INFO L276 IsEmpty]: Start isEmpty. Operand 65191 states and 79178 transitions. [2020-12-09 19:57:42,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1187 [2020-12-09 19:57:42,485 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:42,486 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:42,486 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-09 19:57:42,486 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:42,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:42,487 INFO L82 PathProgramCache]: Analyzing trace with hash -1471050517, now seen corresponding path program 1 times [2020-12-09 19:57:42,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:42,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786821729] [2020-12-09 19:57:42,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:43,430 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 596 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2020-12-09 19:57:43,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786821729] [2020-12-09 19:57:43,430 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:43,430 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:57:43,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287381236] [2020-12-09 19:57:43,431 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:43,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:43,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:43,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:43,432 INFO L87 Difference]: Start difference. First operand 65191 states and 79178 transitions. Second operand 3 states. [2020-12-09 19:57:46,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:46,809 INFO L93 Difference]: Finished difference Result 149331 states and 181538 transitions. [2020-12-09 19:57:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:57:46,810 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1186 [2020-12-09 19:57:46,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:46,880 INFO L225 Difference]: With dead ends: 149331 [2020-12-09 19:57:46,880 INFO L226 Difference]: Without dead ends: 84899 [2020-12-09 19:57:46,910 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:46,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84899 states. [2020-12-09 19:57:47,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84899 to 81109. [2020-12-09 19:57:47,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81109 states. [2020-12-09 19:57:47,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81109 states to 81109 states and 96677 transitions. [2020-12-09 19:57:47,670 INFO L78 Accepts]: Start accepts. Automaton has 81109 states and 96677 transitions. Word has length 1186 [2020-12-09 19:57:47,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:47,671 INFO L481 AbstractCegarLoop]: Abstraction has 81109 states and 96677 transitions. [2020-12-09 19:57:47,671 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:57:47,671 INFO L276 IsEmpty]: Start isEmpty. Operand 81109 states and 96677 transitions. [2020-12-09 19:57:47,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1201 [2020-12-09 19:57:47,705 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:47,706 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:47,707 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-09 19:57:47,707 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:47,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:47,707 INFO L82 PathProgramCache]: Analyzing trace with hash -1280040434, now seen corresponding path program 1 times [2020-12-09 19:57:47,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:47,708 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45100532] [2020-12-09 19:57:47,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:48,951 INFO L134 CoverageAnalysis]: Checked inductivity of 843 backedges. 697 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2020-12-09 19:57:48,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45100532] [2020-12-09 19:57:48,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:48,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:57:48,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51905508] [2020-12-09 19:57:48,953 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:48,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:48,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:48,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:48,953 INFO L87 Difference]: Start difference. First operand 81109 states and 96677 transitions. Second operand 3 states. [2020-12-09 19:57:52,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:52,179 INFO L93 Difference]: Finished difference Result 165249 states and 196535 transitions. [2020-12-09 19:57:52,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:57:52,180 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1200 [2020-12-09 19:57:52,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:52,253 INFO L225 Difference]: With dead ends: 165249 [2020-12-09 19:57:52,254 INFO L226 Difference]: Without dead ends: 84899 [2020-12-09 19:57:52,287 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:52,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84899 states. [2020-12-09 19:57:52,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84899 to 81867. [2020-12-09 19:57:52,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81867 states. [2020-12-09 19:57:53,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81867 states to 81867 states and 95647 transitions. [2020-12-09 19:57:53,024 INFO L78 Accepts]: Start accepts. Automaton has 81867 states and 95647 transitions. Word has length 1200 [2020-12-09 19:57:53,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:53,024 INFO L481 AbstractCegarLoop]: Abstraction has 81867 states and 95647 transitions. [2020-12-09 19:57:53,024 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:57:53,024 INFO L276 IsEmpty]: Start isEmpty. Operand 81867 states and 95647 transitions. [2020-12-09 19:57:53,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1229 [2020-12-09 19:57:53,060 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:53,061 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:53,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-09 19:57:53,061 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:53,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:53,061 INFO L82 PathProgramCache]: Analyzing trace with hash 1059139502, now seen corresponding path program 1 times [2020-12-09 19:57:53,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:53,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803577686] [2020-12-09 19:57:53,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:54,570 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 717 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2020-12-09 19:57:54,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803577686] [2020-12-09 19:57:54,571 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:54,571 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:57:54,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808051692] [2020-12-09 19:57:54,572 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:54,572 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:54,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:54,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:54,573 INFO L87 Difference]: Start difference. First operand 81867 states and 95647 transitions. Second operand 3 states. [2020-12-09 19:57:57,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:57:57,596 INFO L93 Difference]: Finished difference Result 163733 states and 191305 transitions. [2020-12-09 19:57:57,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:57:57,597 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1228 [2020-12-09 19:57:57,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:57:57,664 INFO L225 Difference]: With dead ends: 163733 [2020-12-09 19:57:57,664 INFO L226 Difference]: Without dead ends: 82625 [2020-12-09 19:57:57,699 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:57,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82625 states. [2020-12-09 19:57:58,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82625 to 81867. [2020-12-09 19:57:58,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81867 states. [2020-12-09 19:57:58,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81867 states to 81867 states and 95335 transitions. [2020-12-09 19:57:58,424 INFO L78 Accepts]: Start accepts. Automaton has 81867 states and 95335 transitions. Word has length 1228 [2020-12-09 19:57:58,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:57:58,425 INFO L481 AbstractCegarLoop]: Abstraction has 81867 states and 95335 transitions. [2020-12-09 19:57:58,425 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:57:58,425 INFO L276 IsEmpty]: Start isEmpty. Operand 81867 states and 95335 transitions. [2020-12-09 19:57:58,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1326 [2020-12-09 19:57:58,472 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:57:58,473 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:57:58,473 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-09 19:57:58,473 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:57:58,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:57:58,474 INFO L82 PathProgramCache]: Analyzing trace with hash 439258048, now seen corresponding path program 1 times [2020-12-09 19:57:58,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:57:58,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082641508] [2020-12-09 19:57:58,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:57:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:57:59,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1009 backedges. 804 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2020-12-09 19:57:59,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082641508] [2020-12-09 19:57:59,689 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:57:59,689 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:57:59,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850142464] [2020-12-09 19:57:59,690 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:57:59,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:57:59,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:57:59,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:57:59,691 INFO L87 Difference]: Start difference. First operand 81867 states and 95335 transitions. Second operand 3 states. [2020-12-09 19:58:03,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:58:03,134 INFO L93 Difference]: Finished difference Result 181167 states and 211484 transitions. [2020-12-09 19:58:03,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:58:03,134 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1325 [2020-12-09 19:58:03,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:58:03,225 INFO L225 Difference]: With dead ends: 181167 [2020-12-09 19:58:03,225 INFO L226 Difference]: Without dead ends: 100059 [2020-12-09 19:58:03,258 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:58:03,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100059 states. [2020-12-09 19:58:04,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100059 to 100059. [2020-12-09 19:58:04,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100059 states. [2020-12-09 19:58:04,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100059 states to 100059 states and 114370 transitions. [2020-12-09 19:58:04,181 INFO L78 Accepts]: Start accepts. Automaton has 100059 states and 114370 transitions. Word has length 1325 [2020-12-09 19:58:04,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:58:04,182 INFO L481 AbstractCegarLoop]: Abstraction has 100059 states and 114370 transitions. [2020-12-09 19:58:04,182 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:58:04,182 INFO L276 IsEmpty]: Start isEmpty. Operand 100059 states and 114370 transitions. [2020-12-09 19:58:04,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1369 [2020-12-09 19:58:04,237 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:58:04,238 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:58:04,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-09 19:58:04,238 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:58:04,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:58:04,239 INFO L82 PathProgramCache]: Analyzing trace with hash -2140194672, now seen corresponding path program 1 times [2020-12-09 19:58:04,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:58:04,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626984142] [2020-12-09 19:58:04,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:58:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:58:05,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1304 backedges. 1022 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2020-12-09 19:58:05,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626984142] [2020-12-09 19:58:05,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:58:05,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:58:05,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264373930] [2020-12-09 19:58:05,845 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:58:05,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:58:05,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:58:05,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:58:05,845 INFO L87 Difference]: Start difference. First operand 100059 states and 114370 transitions. Second operand 3 states. [2020-12-09 19:58:09,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:58:09,298 INFO L93 Difference]: Finished difference Result 200117 states and 228751 transitions. [2020-12-09 19:58:09,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:58:09,299 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1368 [2020-12-09 19:58:09,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:58:09,411 INFO L225 Difference]: With dead ends: 200117 [2020-12-09 19:58:09,412 INFO L226 Difference]: Without dead ends: 100817 [2020-12-09 19:58:09,457 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:58:09,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100817 states. [2020-12-09 19:58:10,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100817 to 100059. [2020-12-09 19:58:10,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100059 states. [2020-12-09 19:58:10,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100059 states to 100059 states and 111372 transitions. [2020-12-09 19:58:10,416 INFO L78 Accepts]: Start accepts. Automaton has 100059 states and 111372 transitions. Word has length 1368 [2020-12-09 19:58:10,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:58:10,417 INFO L481 AbstractCegarLoop]: Abstraction has 100059 states and 111372 transitions. [2020-12-09 19:58:10,417 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:58:10,417 INFO L276 IsEmpty]: Start isEmpty. Operand 100059 states and 111372 transitions. [2020-12-09 19:58:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1410 [2020-12-09 19:58:10,474 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:58:10,475 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:58:10,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-09 19:58:10,475 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:58:10,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:58:10,476 INFO L82 PathProgramCache]: Analyzing trace with hash 861146247, now seen corresponding path program 1 times [2020-12-09 19:58:10,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:58:10,476 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989303895] [2020-12-09 19:58:10,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:58:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:58:12,676 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 694 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2020-12-09 19:58:12,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989303895] [2020-12-09 19:58:12,676 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:58:12,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:58:12,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665546968] [2020-12-09 19:58:12,677 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 19:58:12,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:58:12,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 19:58:12,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 19:58:12,678 INFO L87 Difference]: Start difference. First operand 100059 states and 111372 transitions. Second operand 4 states. [2020-12-09 19:58:17,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:58:17,553 INFO L93 Difference]: Finished difference Result 201633 states and 224415 transitions. [2020-12-09 19:58:17,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 19:58:17,554 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1409 [2020-12-09 19:58:17,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:58:17,666 INFO L225 Difference]: With dead ends: 201633 [2020-12-09 19:58:17,666 INFO L226 Difference]: Without dead ends: 102333 [2020-12-09 19:58:17,721 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 19:58:17,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102333 states. [2020-12-09 19:58:18,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102333 to 102333. [2020-12-09 19:58:18,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102333 states. [2020-12-09 19:58:18,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102333 states to 102333 states and 113676 transitions. [2020-12-09 19:58:18,683 INFO L78 Accepts]: Start accepts. Automaton has 102333 states and 113676 transitions. Word has length 1409 [2020-12-09 19:58:18,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:58:18,684 INFO L481 AbstractCegarLoop]: Abstraction has 102333 states and 113676 transitions. [2020-12-09 19:58:18,684 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 19:58:18,684 INFO L276 IsEmpty]: Start isEmpty. Operand 102333 states and 113676 transitions. [2020-12-09 19:58:18,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1466 [2020-12-09 19:58:18,743 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:58:18,744 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:58:18,744 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-09 19:58:18,744 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:58:18,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:58:18,745 INFO L82 PathProgramCache]: Analyzing trace with hash 1973343174, now seen corresponding path program 1 times [2020-12-09 19:58:18,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:58:18,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586754210] [2020-12-09 19:58:18,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:58:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:58:22,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1421 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 657 trivial. 0 not checked. [2020-12-09 19:58:22,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586754210] [2020-12-09 19:58:22,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:58:22,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 19:58:22,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571495974] [2020-12-09 19:58:22,194 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 19:58:22,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:58:22,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 19:58:22,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-09 19:58:22,195 INFO L87 Difference]: Start difference. First operand 102333 states and 113676 transitions. Second operand 6 states. [2020-12-09 19:58:29,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:58:29,442 INFO L93 Difference]: Finished difference Result 226373 states and 250832 transitions. [2020-12-09 19:58:29,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-09 19:58:29,443 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1465 [2020-12-09 19:58:29,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:58:29,556 INFO L225 Difference]: With dead ends: 226373 [2020-12-09 19:58:29,556 INFO L226 Difference]: Without dead ends: 123817 [2020-12-09 19:58:29,605 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-12-09 19:58:29,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123817 states. [2020-12-09 19:58:30,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123817 to 104607. [2020-12-09 19:58:30,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104607 states. [2020-12-09 19:58:30,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104607 states to 104607 states and 115979 transitions. [2020-12-09 19:58:30,706 INFO L78 Accepts]: Start accepts. Automaton has 104607 states and 115979 transitions. Word has length 1465 [2020-12-09 19:58:30,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:58:30,706 INFO L481 AbstractCegarLoop]: Abstraction has 104607 states and 115979 transitions. [2020-12-09 19:58:30,706 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 19:58:30,707 INFO L276 IsEmpty]: Start isEmpty. Operand 104607 states and 115979 transitions. [2020-12-09 19:58:30,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1470 [2020-12-09 19:58:30,766 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:58:30,767 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:58:30,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-09 19:58:30,767 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:58:30,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:58:30,768 INFO L82 PathProgramCache]: Analyzing trace with hash 488153696, now seen corresponding path program 1 times [2020-12-09 19:58:30,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:58:30,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307711757] [2020-12-09 19:58:30,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:58:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:58:32,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1910 backedges. 1483 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2020-12-09 19:58:32,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307711757] [2020-12-09 19:58:32,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:58:32,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:58:32,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185831299] [2020-12-09 19:58:32,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:58:32,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:58:32,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:58:32,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:58:32,238 INFO L87 Difference]: Start difference. First operand 104607 states and 115979 transitions. Second operand 3 states. [2020-12-09 19:58:35,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:58:35,846 INFO L93 Difference]: Finished difference Result 208455 states and 231193 transitions. [2020-12-09 19:58:35,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:58:35,846 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1469 [2020-12-09 19:58:35,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:58:35,939 INFO L225 Difference]: With dead ends: 208455 [2020-12-09 19:58:35,939 INFO L226 Difference]: Without dead ends: 104607 [2020-12-09 19:58:35,968 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:58:36,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104607 states. [2020-12-09 19:58:36,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104607 to 102333. [2020-12-09 19:58:36,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102333 states. [2020-12-09 19:58:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102333 states to 102333 states and 110800 transitions. [2020-12-09 19:58:36,957 INFO L78 Accepts]: Start accepts. Automaton has 102333 states and 110800 transitions. Word has length 1469 [2020-12-09 19:58:36,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:58:36,958 INFO L481 AbstractCegarLoop]: Abstraction has 102333 states and 110800 transitions. [2020-12-09 19:58:36,958 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:58:36,958 INFO L276 IsEmpty]: Start isEmpty. Operand 102333 states and 110800 transitions. [2020-12-09 19:58:37,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1669 [2020-12-09 19:58:37,021 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:58:37,022 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:58:37,023 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-09 19:58:37,023 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:58:37,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:58:37,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1236704581, now seen corresponding path program 1 times [2020-12-09 19:58:37,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:58:37,024 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316818720] [2020-12-09 19:58:37,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:58:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:58:43,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 1328 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-12-09 19:58:43,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316818720] [2020-12-09 19:58:43,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:58:43,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 19:58:43,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481370338] [2020-12-09 19:58:43,839 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 19:58:43,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:58:43,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 19:58:43,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-09 19:58:43,840 INFO L87 Difference]: Start difference. First operand 102333 states and 110800 transitions. Second operand 6 states. [2020-12-09 19:58:55,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:58:55,226 INFO L93 Difference]: Finished difference Result 254083 states and 274990 transitions. [2020-12-09 19:58:55,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-09 19:58:55,227 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1668 [2020-12-09 19:58:55,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:58:55,373 INFO L225 Difference]: With dead ends: 254083 [2020-12-09 19:58:55,373 INFO L226 Difference]: Without dead ends: 152509 [2020-12-09 19:58:55,427 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-12-09 19:58:55,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152509 states. [2020-12-09 19:58:56,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152509 to 102333. [2020-12-09 19:58:56,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102333 states. [2020-12-09 19:58:56,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102333 states to 102333 states and 110770 transitions. [2020-12-09 19:58:56,693 INFO L78 Accepts]: Start accepts. Automaton has 102333 states and 110770 transitions. Word has length 1668 [2020-12-09 19:58:56,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:58:56,694 INFO L481 AbstractCegarLoop]: Abstraction has 102333 states and 110770 transitions. [2020-12-09 19:58:56,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 19:58:56,694 INFO L276 IsEmpty]: Start isEmpty. Operand 102333 states and 110770 transitions. [2020-12-09 19:58:56,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1700 [2020-12-09 19:58:56,759 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:58:56,760 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:58:56,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-09 19:58:56,760 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:58:56,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:58:56,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1767764353, now seen corresponding path program 1 times [2020-12-09 19:58:56,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:58:56,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387598467] [2020-12-09 19:58:56,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:58:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:58:59,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1492 backedges. 1240 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2020-12-09 19:58:59,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387598467] [2020-12-09 19:58:59,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:58:59,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:58:59,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246819129] [2020-12-09 19:58:59,019 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:58:59,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:58:59,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:58:59,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:58:59,020 INFO L87 Difference]: Start difference. First operand 102333 states and 110770 transitions. Second operand 3 states. [2020-12-09 19:59:02,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:59:02,959 INFO L93 Difference]: Finished difference Result 226647 states and 245057 transitions. [2020-12-09 19:59:02,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:59:02,960 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1699 [2020-12-09 19:59:02,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:59:03,072 INFO L225 Difference]: With dead ends: 226647 [2020-12-09 19:59:03,072 INFO L226 Difference]: Without dead ends: 125073 [2020-12-09 19:59:03,122 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:59:03,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125073 states. [2020-12-09 19:59:04,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125073 to 108397. [2020-12-09 19:59:04,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108397 states. [2020-12-09 19:59:04,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108397 states to 108397 states and 116774 transitions. [2020-12-09 19:59:04,231 INFO L78 Accepts]: Start accepts. Automaton has 108397 states and 116774 transitions. Word has length 1699 [2020-12-09 19:59:04,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:59:04,231 INFO L481 AbstractCegarLoop]: Abstraction has 108397 states and 116774 transitions. [2020-12-09 19:59:04,232 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:59:04,232 INFO L276 IsEmpty]: Start isEmpty. Operand 108397 states and 116774 transitions. [2020-12-09 19:59:04,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1787 [2020-12-09 19:59:04,301 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:59:04,302 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:59:04,302 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-09 19:59:04,303 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:59:04,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:59:04,303 INFO L82 PathProgramCache]: Analyzing trace with hash -949785436, now seen corresponding path program 1 times [2020-12-09 19:59:04,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:59:04,303 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019001138] [2020-12-09 19:59:04,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:59:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:59:11,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1746 backedges. 1489 proven. 0 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2020-12-09 19:59:11,597 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019001138] [2020-12-09 19:59:11,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:59:11,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 19:59:11,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833726223] [2020-12-09 19:59:11,599 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 19:59:11,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:59:11,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 19:59:11,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-09 19:59:11,599 INFO L87 Difference]: Start difference. First operand 108397 states and 116774 transitions. Second operand 6 states. [2020-12-09 19:59:23,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:59:23,928 INFO L93 Difference]: Finished difference Result 297470 states and 319518 transitions. [2020-12-09 19:59:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-09 19:59:23,929 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1786 [2020-12-09 19:59:23,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:59:24,113 INFO L225 Difference]: With dead ends: 297470 [2020-12-09 19:59:24,113 INFO L226 Difference]: Without dead ends: 189832 [2020-12-09 19:59:24,178 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-12-09 19:59:24,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189832 states. [2020-12-09 19:59:25,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189832 to 108397. [2020-12-09 19:59:25,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108397 states. [2020-12-09 19:59:25,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108397 states to 108397 states and 116642 transitions. [2020-12-09 19:59:25,683 INFO L78 Accepts]: Start accepts. Automaton has 108397 states and 116642 transitions. Word has length 1786 [2020-12-09 19:59:25,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:59:25,684 INFO L481 AbstractCegarLoop]: Abstraction has 108397 states and 116642 transitions. [2020-12-09 19:59:25,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 19:59:25,685 INFO L276 IsEmpty]: Start isEmpty. Operand 108397 states and 116642 transitions. [2020-12-09 19:59:25,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1793 [2020-12-09 19:59:25,753 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:59:25,754 INFO L422 BasicCegarLoop]: trace histogram [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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 19:59:25,754 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-09 19:59:25,755 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:59:25,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:59:25,755 INFO L82 PathProgramCache]: Analyzing trace with hash 1701321255, now seen corresponding path program 1 times [2020-12-09 19:59:25,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:59:25,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647891758] [2020-12-09 19:59:25,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:59:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:59:35,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1461 backedges. 1166 proven. 295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 19:59:35,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647891758] [2020-12-09 19:59:35,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114929329] [2020-12-09 19:59:35,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 19:59:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:59:35,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 19:59:35,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 19:59:38,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1461 backedges. 1033 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2020-12-09 19:59:38,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 19:59:41,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1461 backedges. 1033 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2020-12-09 19:59:41,715 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 19:59:41,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 9 [2020-12-09 19:59:41,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012963396] [2020-12-09 19:59:41,718 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:59:41,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:59:41,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:59:41,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-12-09 19:59:41,719 INFO L87 Difference]: Start difference. First operand 108397 states and 116642 transitions. Second operand 3 states. [2020-12-09 19:59:45,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:59:45,925 INFO L93 Difference]: Finished difference Result 216793 states and 233283 transitions. [2020-12-09 19:59:45,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:59:45,926 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1792 [2020-12-09 19:59:45,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:59:46,034 INFO L225 Difference]: With dead ends: 216793 [2020-12-09 19:59:46,034 INFO L226 Difference]: Without dead ends: 109155 [2020-12-09 19:59:46,078 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3589 GetRequests, 3581 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-12-09 19:59:46,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109155 states. [2020-12-09 19:59:47,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109155 to 108397. [2020-12-09 19:59:47,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108397 states. [2020-12-09 19:59:47,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108397 states to 108397 states and 115824 transitions. [2020-12-09 19:59:47,141 INFO L78 Accepts]: Start accepts. Automaton has 108397 states and 115824 transitions. Word has length 1792 [2020-12-09 19:59:47,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:59:47,142 INFO L481 AbstractCegarLoop]: Abstraction has 108397 states and 115824 transitions. [2020-12-09 19:59:47,142 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:59:47,142 INFO L276 IsEmpty]: Start isEmpty. Operand 108397 states and 115824 transitions. [2020-12-09 19:59:47,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2092 [2020-12-09 19:59:47,221 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:59:47,223 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:59:47,423 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2020-12-09 19:59:47,424 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:59:47,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:59:47,427 INFO L82 PathProgramCache]: Analyzing trace with hash -1373816500, now seen corresponding path program 1 times [2020-12-09 19:59:47,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:59:47,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941049305] [2020-12-09 19:59:47,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:59:47,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:59:51,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2574 backedges. 1611 proven. 0 refuted. 0 times theorem prover too weak. 963 trivial. 0 not checked. [2020-12-09 19:59:51,087 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941049305] [2020-12-09 19:59:51,087 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:59:51,088 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:59:51,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512742656] [2020-12-09 19:59:51,089 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:59:51,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:59:51,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:59:51,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:59:51,089 INFO L87 Difference]: Start difference. First operand 108397 states and 115824 transitions. Second operand 3 states. [2020-12-09 19:59:55,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 19:59:55,243 INFO L93 Difference]: Finished difference Result 216793 states and 231647 transitions. [2020-12-09 19:59:55,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 19:59:55,244 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2091 [2020-12-09 19:59:55,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 19:59:55,343 INFO L225 Difference]: With dead ends: 216793 [2020-12-09 19:59:55,343 INFO L226 Difference]: Without dead ends: 108397 [2020-12-09 19:59:55,386 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:59:55,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108397 states. [2020-12-09 19:59:56,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108397 to 108397. [2020-12-09 19:59:56,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108397 states. [2020-12-09 19:59:56,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108397 states to 108397 states and 115227 transitions. [2020-12-09 19:59:56,412 INFO L78 Accepts]: Start accepts. Automaton has 108397 states and 115227 transitions. Word has length 2091 [2020-12-09 19:59:56,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 19:59:56,413 INFO L481 AbstractCegarLoop]: Abstraction has 108397 states and 115227 transitions. [2020-12-09 19:59:56,413 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 19:59:56,413 INFO L276 IsEmpty]: Start isEmpty. Operand 108397 states and 115227 transitions. [2020-12-09 19:59:56,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2164 [2020-12-09 19:59:56,495 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 19:59:56,496 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 19:59:56,496 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-09 19:59:56,496 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 19:59:56,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 19:59:56,497 INFO L82 PathProgramCache]: Analyzing trace with hash -905994228, now seen corresponding path program 1 times [2020-12-09 19:59:56,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 19:59:56,497 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199656907] [2020-12-09 19:59:56,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 19:59:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 19:59:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 3443 backedges. 2112 proven. 0 refuted. 0 times theorem prover too weak. 1331 trivial. 0 not checked. [2020-12-09 19:59:59,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199656907] [2020-12-09 19:59:59,540 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 19:59:59,540 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 19:59:59,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999810335] [2020-12-09 19:59:59,541 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 19:59:59,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 19:59:59,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 19:59:59,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 19:59:59,542 INFO L87 Difference]: Start difference. First operand 108397 states and 115227 transitions. Second operand 3 states. [2020-12-09 20:00:03,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 20:00:03,776 INFO L93 Difference]: Finished difference Result 218309 states and 232041 transitions. [2020-12-09 20:00:03,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 20:00:03,777 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2163 [2020-12-09 20:00:03,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 20:00:03,877 INFO L225 Difference]: With dead ends: 218309 [2020-12-09 20:00:03,878 INFO L226 Difference]: Without dead ends: 109913 [2020-12-09 20:00:03,927 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 20:00:04,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109913 states. [2020-12-09 20:00:04,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109913 to 109913. [2020-12-09 20:00:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109913 states. [2020-12-09 20:00:04,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109913 states to 109913 states and 115632 transitions. [2020-12-09 20:00:04,959 INFO L78 Accepts]: Start accepts. Automaton has 109913 states and 115632 transitions. Word has length 2163 [2020-12-09 20:00:04,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 20:00:04,960 INFO L481 AbstractCegarLoop]: Abstraction has 109913 states and 115632 transitions. [2020-12-09 20:00:04,960 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 20:00:04,960 INFO L276 IsEmpty]: Start isEmpty. Operand 109913 states and 115632 transitions. [2020-12-09 20:00:05,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2181 [2020-12-09 20:00:05,040 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 20:00:05,041 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 20:00:05,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-09 20:00:05,041 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 20:00:05,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 20:00:05,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1703905886, now seen corresponding path program 1 times [2020-12-09 20:00:05,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 20:00:05,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410354142] [2020-12-09 20:00:05,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 20:00:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 20:00:08,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2266 proven. 0 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2020-12-09 20:00:08,194 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410354142] [2020-12-09 20:00:08,194 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 20:00:08,194 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 20:00:08,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533796068] [2020-12-09 20:00:08,196 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 20:00:08,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 20:00:08,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 20:00:08,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 20:00:08,196 INFO L87 Difference]: Start difference. First operand 109913 states and 115632 transitions. Second operand 3 states. [2020-12-09 20:00:12,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 20:00:12,207 INFO L93 Difference]: Finished difference Result 219065 states and 230498 transitions. [2020-12-09 20:00:12,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 20:00:12,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2180 [2020-12-09 20:00:12,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 20:00:12,209 INFO L225 Difference]: With dead ends: 219065 [2020-12-09 20:00:12,209 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 20:00:12,257 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 20:00:12,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 20:00:12,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 20:00:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 20:00:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 20:00:12,257 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2180 [2020-12-09 20:00:12,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 20:00:12,258 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 20:00:12,258 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 20:00:12,258 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 20:00:12,258 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 20:00:12,258 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-09 20:00:12,260 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 20:00:16,063 WARN L197 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 1372 DAG size of output: 752 [2020-12-09 20:00:19,585 WARN L197 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 1369 DAG size of output: 751 [2020-12-09 20:00:20,920 WARN L197 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 819 DAG size of output: 373 [2020-12-09 20:00:21,467 WARN L197 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 495 DAG size of output: 204 [2020-12-09 20:00:21,719 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 160 [2020-12-09 20:00:30,498 WARN L197 SmtUtils]: Spent 8.77 s on a formula simplification. DAG size of input: 670 DAG size of output: 145 [2020-12-09 20:00:39,767 WARN L197 SmtUtils]: Spent 9.26 s on a formula simplification. DAG size of input: 670 DAG size of output: 149 [2020-12-09 20:00:46,169 WARN L197 SmtUtils]: Spent 6.40 s on a formula simplification. DAG size of input: 314 DAG size of output: 136 [2020-12-09 20:00:50,242 WARN L197 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 168 DAG size of output: 124 [2020-12-09 20:00:53,346 WARN L197 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 149 DAG size of output: 122 [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L1819(lines 1819 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L762(lines 762 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L1555(lines 1555 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L234(lines 234 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L2084(lines 2084 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L3141(lines 3141 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L2613(lines 2613 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L4463(lines 4463 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L1292(lines 1292 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L3671(lines 3671 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L500(lines 500 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L1029(lines 1029 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L3936(lines 3936 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L1823(lines 1823 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L2352(lines 2352 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L2881(lines 2881 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,349 INFO L262 CegarLoopResult]: For program point L1560(lines 1560 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L4203(lines 4203 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L1032(lines 1032 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L3411(lines 3411 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L240(lines 240 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L3147(lines 3147 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L2883(lines 2883 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L769(lines 769 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L3676(lines 3676 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L1298(lines 1298 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L2091(lines 2091 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L1827(lines 1827 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L506(lines 506 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L4470(lines 4470 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L3942(lines 3942 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L2621(lines 2621 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L2358(lines 2358 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L1566(lines 1566 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L1038(lines 1038 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L774(lines 774 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,350 INFO L262 CegarLoopResult]: For program point L3681(lines 3681 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L1303(lines 1303 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L246(lines 246 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L4210(lines 4210 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L2625(lines 2625 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L511(lines 511 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L3418(lines 3418 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L2361(lines 2361 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L3154(lines 3154 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L2097(lines 2097 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L2890(lines 2890 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L4477(lines 4477 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L3949(lines 3949 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L1835(lines 1835 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L514(lines 514 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L1572(lines 1572 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L1308(lines 1308 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L3423(lines 3423 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L252(lines 252 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,351 INFO L262 CegarLoopResult]: For program point L1045(lines 1045 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L781(lines 781 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L3688(lines 3688 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L4217(lines 4217 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L2103(lines 2103 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L2632(lines 2632 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L2368(lines 2368 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L3161(lines 3161 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L2897(lines 2897 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L1048(lines 1048 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L3955(lines 3955 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L4484(lines 4484 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L1313(lines 1313 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L1578(lines 1578 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L521(lines 521 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L1843(lines 1843 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L786(lines 786 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L3694(lines 3694 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L3430(lines 3430 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L259(lines 259 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,352 INFO L262 CegarLoopResult]: For program point L788(lines 788 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L2110(lines 2110 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L4224(lines 4224 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L2639(lines 2639 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L3432(lines 3432 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L1318(lines 1318 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L2375(lines 2375 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L3168(lines 3168 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L2904(lines 2904 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L4490(lines 4490 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L1055(lines 1055 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L1584(lines 1584 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L3963(lines 3963 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L1849(lines 1849 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4806) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L528(lines 528 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L2114(lines 2114 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L793(lines 793 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L3700(lines 3700 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,353 INFO L262 CegarLoopResult]: For program point L265(lines 265 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L2908(lines 2908 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L4494(lines 4494 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L4230(lines 4230 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L3173(lines 3173 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L2645(lines 2645 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L1589(lines 1589 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L2382(lines 2382 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L3439(lines 3439 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L3968(lines 3968 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L1854(lines 1854 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L1326(lines 1326 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L1062(lines 1062 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L798(lines 798 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L270(lines 270 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L2120(lines 2120 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L3706(lines 3706 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L535(lines 535 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L3178(lines 3178 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L4236(lines 4236 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,354 INFO L262 CegarLoopResult]: For program point L2915(lines 2915 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L1594(lines 1594 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L2651(lines 2651 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L4501(lines 4501 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L802(lines 802 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L539(lines 539 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L3446(lines 3446 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L1332(lines 1332 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L2389(lines 2389 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L275(lines 275 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L2125(lines 2125 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L3975(lines 3975 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L1861(lines 1861 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L3711(lines 3711 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L1069(lines 1069 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L4506(lines 4506 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L278(lines 278 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L4242(lines 4242 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L3186(lines 3186 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L2394(lines 2394 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,355 INFO L262 CegarLoopResult]: For program point L2923(lines 2923 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L809(lines 809 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L1602(lines 1602 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L2659(lines 2659 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L1338(lines 1338 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L2131(lines 2131 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L3717(lines 3717 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L546(lines 546 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L3453(lines 3453 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L3982(lines 3982 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L1076(lines 1076 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L1869(lines 1869 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L4512(lines 4512 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L284(lines 284 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L3191(lines 3191 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L4248(lines 4248 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L549(lines 549 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L2664(lines 2664 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L2401(lines 2401 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,356 INFO L262 CegarLoopResult]: For program point L2137(lines 2137 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L2930(lines 2930 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L3723(lines 3723 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L1609(lines 1609 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L3459(lines 3459 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L3988(lines 3988 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L817(lines 817 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L4517(lines 4517 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L1346(lines 1346 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L1082(lines 1082 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L290(lines 290 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L1876(lines 1876 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L4255(lines 4255 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L3198(lines 3198 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L556(lines 556 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L2142(lines 2142 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L2671(lines 2671 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L1615(lines 1615 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L1351(lines 1351 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L1087(lines 1087 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L2937(lines 2937 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,357 INFO L262 CegarLoopResult]: For program point L3730(lines 3730 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L4523(lines 4523 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L3466(lines 3466 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L2409(lines 2409 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L2145(lines 2145 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L3995(lines 3995 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L1881(lines 1881 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L824(lines 824 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L297(lines 297 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L3204(lines 3204 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L4261(lines 4261 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L3999(lines 3999 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L2678(lines 2678 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L564(lines 564 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L2414(lines 2414 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L3736(lines 3736 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L1622(lines 1622 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L3472(lines 3472 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L1358(lines 1358 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L1094(lines 1094 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,358 INFO L262 CegarLoopResult]: For program point L2151(lines 2151 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L2944(lines 2944 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L4530(lines 4530 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L3209(lines 3209 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L1888(lines 1888 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L832(lines 832 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L1361(lines 1361 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L304(lines 304 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L4268(lines 4268 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L2419(lines 2419 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L3741(lines 3741 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L570(lines 570 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L2685(lines 2685 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L4535(lines 4535 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L3214(lines 3214 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L1100(lines 1100 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L2950(lines 2950 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L4007(lines 4007 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L1629(lines 1629 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L2158(lines 2158 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,359 INFO L262 CegarLoopResult]: For program point L1894(lines 1894 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L3480(lines 3480 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L2423(lines 2423 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L4802-1(lines 4084 4818) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L574(lines 574 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L839(lines 839 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L1368(lines 1368 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L4275(lines 4275 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L4540(lines 4540 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L312(lines 312 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L3219(lines 3219 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L2955(lines 2955 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L3748(lines 3748 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L2691(lines 2691 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L4805-1(lines 4084 4818) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L2427(lines 2427 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L1899(lines 1899 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L4806(line 4806) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L2164(lines 2164 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L1107(lines 1107 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,360 INFO L262 CegarLoopResult]: For program point L50(lines 50 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L4014(lines 4014 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L1636(lines 1636 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L3486(lines 3486 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L845(lines 845 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L4545(lines 4545 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L317(lines 317 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L2960(lines 2960 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L3753(lines 3753 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L582(lines 582 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L1375(lines 1375 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L4282(lines 4282 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L1905(lines 1905 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L2698(lines 2698 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L2434(lines 2434 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L2170(lines 2170 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L3227(lines 3227 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L1113(lines 1113 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L57(lines 57 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L4021(lines 4021 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,361 INFO L262 CegarLoopResult]: For program point L850(lines 850 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,362 INFO L262 CegarLoopResult]: For program point L1643(lines 1643 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,362 INFO L262 CegarLoopResult]: For program point L3493(lines 3493 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,362 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 20:00:53,362 INFO L262 CegarLoopResult]: For program point L2966(lines 2966 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,362 INFO L262 CegarLoopResult]: For program point L1909(lines 1909 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,362 INFO L262 CegarLoopResult]: For program point L4552(lines 4552 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,362 INFO L262 CegarLoopResult]: For program point L324(lines 324 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,362 INFO L262 CegarLoopResult]: For program point L4288(lines 4288 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,363 INFO L258 CegarLoopResult]: At program point L4817(lines 4084 4818) the Hoare annotation is: (let ((.cse9 (= ~a14~0 18)) (.cse7 (= ~a7~0 1)) (.cse13 (<= ~a26~0 17)) (.cse17 (<= ~a4~0 17)) (.cse14 (= ~a14~0 20)) (.cse22 (<= 17 ~a28~0)) (.cse16 (= ~a7~0 0))) (let ((.cse18 (<= 16 ~a28~0)) (.cse21 (or (and .cse17 .cse14 .cse7 .cse13 .cse22) (and .cse17 .cse14 .cse22 .cse16))) (.cse23 (not (= 5 ULTIMATE.start_calculate_output3_~input))) (.cse20 (= ~a4~0 17)) (.cse24 (= 19 ~a14~0)) (.cse0 (= ~a26~0 18)) (.cse10 (<= ~a28~0 16)) (.cse19 (or (and .cse17 .cse7 .cse9) (and .cse17 .cse13 .cse9))) (.cse2 (= ~a1~0 1)) (.cse15 (= ~a28~0 17)) (.cse5 (= ~a25~0 1)) (.cse6 (= ~a3~0 1)) (.cse12 (= ~a4~0 18)) (.cse8 (= 19 ~a26~0)) (.cse1 (<= ~a14~0 19)) (.cse3 (= 16 ~a4~0)) (.cse4 (<= ~a28~0 15)) (.cse11 (<= 19 ~a14~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse3 .cse8 .cse9) (and .cse10 .cse1 .cse7 .cse11 .cse8 .cse12) (and .cse10 .cse1 .cse7 .cse13 .cse11 .cse12) (and .cse14 .cse2 .cse15 .cse5 .cse6 .cse12 .cse16) (and .cse17 .cse0 .cse10 .cse1 .cse7 .cse18 .cse11) (and .cse10 .cse7 .cse13 .cse9 .cse12) (and .cse2 .cse5 .cse9 .cse6 .cse12 .cse16) (and .cse7 .cse8 .cse9 .cse12) (and .cse10 .cse19 .cse7 .cse2 .cse3 .cse5 .cse6) (and .cse20 .cse2 .cse15 .cse5 .cse21 .cse6) (and .cse0 .cse14 .cse3 .cse16) (and .cse0 .cse1 .cse2 .cse3 .cse15 .cse5 .cse6 .cse16) (and .cse1 .cse7 .cse2 .cse15 .cse5 .cse11 .cse6 .cse12) (and .cse10 .cse14 .cse7 .cse8 .cse12) (and .cse10 .cse1 .cse2 .cse5 .cse11 .cse6 .cse12 .cse16) (and .cse17 .cse0 .cse9 .cse16) (and .cse10 .cse14 .cse12 .cse16) (and .cse7 .cse3 .cse13 .cse22 .cse9) (and .cse17 .cse1 .cse7 .cse4 .cse11 .cse8) (and .cse17 .cse0 .cse7 .cse9) (and .cse20 .cse0 .cse14 .cse7 .cse2 .cse15 .cse5 .cse6) (and .cse14 .cse7 .cse3 .cse22) (and .cse20 .cse19 .cse2 .cse5 .cse6 .cse16) (and .cse4 .cse13 .cse9 .cse12 .cse16) (and .cse1 .cse2 .cse15 .cse5 .cse11 .cse6 .cse12 .cse16) (and .cse10 .cse1 .cse7 .cse3 .cse11 .cse8) (and .cse17 .cse1 .cse11 .cse16) (and .cse20 .cse7 .cse2 .cse15 .cse23 .cse5 .cse24 .cse8 .cse6 (not (= 5 ULTIMATE.start_calculate_output2_~input))) (and .cse0 .cse7 .cse4 .cse9 .cse12) (and .cse0 .cse10 .cse14 .cse7 .cse12) (and .cse17 .cse7 .cse4 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse16) (and .cse0 .cse4 .cse9 .cse12 .cse16) (and .cse17 .cse22 .cse9 .cse16) (and .cse17 .cse10 .cse14 .cse16) (and .cse0 .cse7 .cse2 .cse5 .cse9 .cse6 .cse12) (and .cse0 .cse1 .cse7 .cse3 .cse18 .cse11) (and .cse17 .cse4 .cse9 .cse16) (and .cse17 .cse10 .cse14 .cse7 .cse13) (and .cse0 .cse10 .cse1 .cse2 .cse3 .cse5 .cse6 .cse16) (and .cse10 .cse14 .cse7 .cse13 .cse12) (and .cse20 .cse10 .cse19 .cse7 .cse2 .cse5 .cse6) (and .cse1 .cse4 .cse11 .cse12 .cse16) (and .cse0 .cse1 .cse7 .cse11 .cse12) (and .cse0 .cse14 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse20 .cse2 .cse4 .cse5 .cse9 .cse6) (and .cse2 .cse3 .cse15 .cse5 .cse21 .cse6) (and .cse17 .cse14 .cse13 .cse16) (and (= ~a26~0 17) .cse7 .cse2 .cse15 .cse23 .cse5 .cse9 .cse6 .cse12) (and .cse17 .cse14 .cse7 .cse8) (and .cse2 .cse3 .cse4 .cse5 .cse9 .cse6) (and .cse10 .cse1 .cse2 .cse3 .cse13 .cse5 .cse6 .cse16) (and .cse20 (= ~a28~0 15) .cse0 .cse7 .cse2 .cse5 .cse24 (not (= 2 ULTIMATE.start_calculate_output_~input)) .cse6) (and .cse14 .cse7 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse7 .cse22 .cse9 .cse12) (and .cse0 .cse14 .cse7 .cse3) (and .cse17 .cse0 .cse14 .cse7 .cse4) (and .cse0 .cse10 .cse1 .cse11 .cse12 .cse16) (and .cse19 .cse7 .cse2 .cse3 .cse15 .cse5 .cse6) (and .cse22 .cse9 .cse12 .cse16) (and .cse17 .cse7 .cse22 .cse8 .cse9) (and .cse1 .cse7 .cse3 .cse4 .cse13 .cse11)))) [2020-12-09 20:00:53,363 INFO L262 CegarLoopResult]: For program point L589(lines 589 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,364 INFO L258 CegarLoopResult]: At program point L1382(lines 49 1383) the Hoare annotation is: (let ((.cse16 (= ~a7~0 0)) (.cse11 (= ~a14~0 20)) (.cse4 (<= ~a26~0 17)) (.cse6 (<= ~a4~0 17)) (.cse1 (= ~a7~0 1)) (.cse7 (= ~a14~0 18)) (.cse15 (= ~a3~0 1))) (let ((.cse20 (or (and .cse6 .cse4 .cse7 .cse15) (and .cse6 .cse1 .cse7 .cse15))) (.cse22 (or (and .cse6 .cse11 .cse16) (and .cse6 .cse11 .cse1 .cse4))) (.cse19 (= ~a4~0 17)) (.cse21 (= 19 ~a14~0)) (.cse3 (= 16 ~a4~0)) (.cse12 (= ~a1~0 1)) (.cse13 (= ~a28~0 17)) (.cse14 (= ~a25~0 1)) (.cse2 (<= ~a28~0 15)) (.cse17 (= ~a26~0 18)) (.cse9 (<= ~a28~0 16)) (.cse0 (<= ~a14~0 19)) (.cse5 (<= 19 ~a14~0)) (.cse10 (= ~a4~0 18)) (.cse18 (<= 17 ~a28~0)) (.cse8 (= 19 ~a26~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse2 .cse7 .cse8) (and .cse1 .cse3 .cse8 .cse7) (and .cse9 .cse0 .cse1 .cse5 .cse8 .cse10) (and .cse9 .cse0 .cse1 .cse4 .cse5 .cse10) (and .cse11 .cse12 .cse13 .cse14 .cse15 .cse10 .cse16) (and .cse6 .cse17 .cse9 .cse0 .cse1 (<= 16 ~a28~0) .cse5) (and .cse17 .cse0 .cse1 .cse3 .cse18 .cse5) (and .cse19 .cse9 .cse12 .cse1 .cse14 .cse20) (and .cse9 .cse1 .cse4 .cse7 .cse10) (and .cse17 .cse0 .cse12 .cse2 .cse3 .cse14 .cse15) (and .cse12 .cse14 .cse7 .cse15 .cse10 .cse16) (and .cse17 .cse11 .cse3 .cse16) (and .cse17 .cse0 .cse12 .cse3 .cse13 .cse14 .cse15 .cse16) (and .cse9 .cse11 .cse1 .cse8 .cse10) (and .cse17 .cse12 .cse1 .cse14 .cse7 .cse15 .cse10) (and .cse9 .cse0 .cse12 .cse14 .cse5 .cse15 .cse10 .cse16) (and .cse9 .cse11 .cse10 .cse16) (and .cse6 .cse17 .cse7 .cse16) (and .cse19 .cse6 .cse12 .cse2 .cse14 .cse7 .cse15) (and .cse1 .cse3 .cse4 .cse18 .cse7) (and .cse6 .cse17 .cse1 .cse7) (and .cse6 .cse12 .cse3 .cse2 .cse14 .cse7 .cse15) (and .cse6 .cse0 .cse1 .cse2 .cse5 .cse8) (and .cse11 .cse1 .cse3 .cse18) (and .cse2 .cse4 .cse7 .cse10 .cse16) (and .cse0 .cse12 .cse13 .cse14 .cse5 .cse15 .cse10 .cse16) (and .cse9 .cse0 .cse1 .cse3 .cse5 .cse8) (and .cse6 .cse0 .cse5 .cse16) (and .cse9 .cse12 .cse1 .cse3 .cse14 .cse20) (and .cse17 .cse1 .cse2 .cse7 .cse10) (and .cse17 .cse11 .cse12 .cse2 .cse3 .cse14 .cse15) (and .cse17 .cse9 .cse11 .cse1 .cse10) (and .cse19 .cse1 .cse12 .cse13 .cse14 .cse21 .cse8 .cse15) (and .cse17 .cse12 .cse3 .cse2 .cse14 .cse15 .cse16) (and .cse17 .cse2 .cse7 .cse10 .cse16) (and .cse6 .cse18 .cse7 .cse16) (and .cse6 .cse9 .cse11 .cse16) (and .cse12 .cse1 .cse3 .cse13 .cse14 .cse20) (and .cse11 .cse12 .cse1 .cse3 .cse14 .cse15) (and .cse19 .cse22 .cse12 .cse13 .cse14 .cse15) (and .cse6 .cse2 .cse7 .cse16) (and .cse6 .cse9 .cse11 .cse1 .cse4) (and .cse19 .cse12 .cse14 .cse20 .cse16) (and .cse17 .cse9 .cse0 .cse12 .cse3 .cse14 .cse15 .cse16) (and .cse9 .cse11 .cse1 .cse4 .cse10) (and .cse0 .cse2 .cse5 .cse10 .cse16) (and .cse1 .cse7 .cse8 .cse10) (and .cse17 .cse0 .cse1 .cse5 .cse10) (and .cse22 .cse12 .cse3 .cse13 .cse14 .cse15) (and (= ~a26~0 17) .cse1 .cse12 .cse13 .cse14 .cse7 .cse15 .cse10) (and .cse6 .cse11 .cse4 .cse16) (and .cse6 .cse11 .cse1 .cse8) (and .cse9 .cse0 .cse12 .cse3 .cse4 .cse14 .cse15 .cse16) (and .cse19 .cse17 .cse11 .cse12 .cse1 .cse13 .cse14 .cse15) (and .cse19 (= ~a28~0 15) .cse17 .cse1 .cse12 .cse14 .cse21 (not (= 2 ULTIMATE.start_calculate_output_~input)) .cse15) (and .cse17 .cse1 .cse18 .cse7 .cse10) (and .cse17 .cse11 .cse1 .cse3) (and .cse0 .cse12 .cse1 .cse13 .cse14 .cse5 .cse15 .cse10) (and .cse6 .cse17 .cse11 .cse1 .cse2) (and .cse17 .cse9 .cse0 .cse5 .cse10 .cse16) (and .cse18 .cse7 .cse10 .cse16) (and .cse6 .cse1 .cse18 .cse8 .cse7)))) [2020-12-09 20:00:53,364 INFO L262 CegarLoopResult]: For program point L1118(lines 1118 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,364 INFO L262 CegarLoopResult]: For program point L3761(lines 3761 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,364 INFO L262 CegarLoopResult]: For program point L2176(lines 2176 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,364 INFO L262 CegarLoopResult]: For program point L3233(lines 3233 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,364 INFO L262 CegarLoopResult]: For program point L62(lines 62 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,364 INFO L262 CegarLoopResult]: For program point L1912(lines 1912 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,364 INFO L262 CegarLoopResult]: For program point L855(lines 855 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,364 INFO L262 CegarLoopResult]: For program point L2441(lines 2441 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,364 INFO L262 CegarLoopResult]: For program point L2706(lines 2706 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,364 INFO L265 CegarLoopResult]: At program point L4820(lines 4820 4837) the Hoare annotation is: true [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L4028(lines 4028 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L2971(lines 2971 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L1650(lines 1650 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L3500(lines 3500 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L1386(lines 1386 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L329(lines 329 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L4294(lines 4294 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L595(lines 595 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L4559(lines 4559 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L1124(lines 1124 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L1917(lines 1917 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L1653(lines 1653 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L2446(lines 2446 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L3239(lines 3239 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L68(lines 68 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L861(lines 861 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L3768(lines 3768 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L333(lines 333 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L2183(lines 2183 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L2976(lines 2976 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,365 INFO L262 CegarLoopResult]: For program point L2712(lines 2712 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,366 INFO L258 CegarLoopResult]: At program point L4826-2(lines 4826 4836) the Hoare annotation is: (let ((.cse16 (= ~a7~0 0)) (.cse11 (= ~a14~0 20)) (.cse4 (<= ~a26~0 17)) (.cse6 (<= ~a4~0 17)) (.cse1 (= ~a7~0 1)) (.cse7 (= ~a14~0 18)) (.cse15 (= ~a3~0 1))) (let ((.cse21 (= 19 ~a14~0)) (.cse20 (or (and .cse6 .cse4 .cse7 .cse15) (and .cse6 .cse1 .cse7 .cse15))) (.cse22 (or (and .cse6 .cse11 .cse16) (and .cse6 .cse11 .cse1 .cse4))) (.cse19 (= ~a4~0 17)) (.cse3 (= 16 ~a4~0)) (.cse12 (= ~a1~0 1)) (.cse13 (= ~a28~0 17)) (.cse14 (= ~a25~0 1)) (.cse2 (<= ~a28~0 15)) (.cse17 (= ~a26~0 18)) (.cse9 (<= ~a28~0 16)) (.cse0 (<= ~a14~0 19)) (.cse5 (<= 19 ~a14~0)) (.cse10 (= ~a4~0 18)) (.cse18 (<= 17 ~a28~0)) (.cse8 (= 19 ~a26~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse2 .cse7 .cse8) (and .cse1 .cse3 .cse8 .cse7) (and .cse9 .cse0 .cse1 .cse5 .cse8 .cse10) (and .cse9 .cse0 .cse1 .cse4 .cse5 .cse10) (and .cse11 .cse12 .cse13 .cse14 .cse15 .cse10 .cse16) (and .cse6 .cse17 .cse9 .cse0 .cse1 (<= 16 ~a28~0) .cse5) (and .cse17 .cse0 .cse1 .cse3 .cse18 .cse5) (and .cse19 .cse9 .cse12 .cse1 .cse14 .cse20) (and .cse9 .cse1 .cse4 .cse7 .cse10) (and .cse17 .cse0 .cse12 .cse2 .cse3 .cse14 .cse15) (and .cse12 .cse14 .cse7 .cse15 .cse10 .cse16) (and .cse17 .cse11 .cse3 .cse16) (and .cse17 .cse0 .cse12 .cse3 .cse13 .cse14 .cse15 .cse16) (and .cse9 .cse11 .cse1 .cse8 .cse10) (and .cse17 .cse12 .cse1 .cse14 .cse7 .cse15 .cse10) (and .cse9 .cse0 .cse12 .cse14 .cse5 .cse15 .cse10 .cse16) (and .cse9 .cse11 .cse10 .cse16) (and .cse6 .cse17 .cse7 .cse16) (and .cse19 .cse6 .cse12 .cse2 .cse14 .cse7 .cse15) (and .cse1 .cse3 .cse4 .cse18 .cse7) (and .cse6 .cse17 .cse1 .cse7) (and .cse6 .cse12 .cse3 .cse2 .cse14 .cse7 .cse15) (and .cse6 .cse0 .cse1 .cse2 .cse5 .cse8) (and .cse11 .cse1 .cse3 .cse18) (and .cse2 .cse4 .cse7 .cse10 .cse16) (and .cse0 .cse12 .cse13 .cse14 .cse5 .cse15 .cse10 .cse16) (and .cse9 .cse0 .cse1 .cse3 .cse5 .cse8) (and .cse6 .cse0 .cse5 .cse16) (and .cse9 .cse12 .cse1 .cse3 .cse14 .cse20) (and .cse17 .cse1 .cse2 .cse7 .cse10) (and .cse17 .cse11 .cse12 .cse2 .cse3 .cse14 .cse15) (and .cse17 .cse9 .cse11 .cse1 .cse10) (and .cse19 .cse1 .cse12 .cse13 .cse14 .cse21 .cse8 .cse15) (and .cse17 .cse12 .cse3 .cse2 .cse14 .cse15 .cse16) (and .cse17 .cse2 .cse7 .cse10 .cse16) (and .cse6 .cse18 .cse7 .cse16) (and .cse6 .cse9 .cse11 .cse16) (and .cse12 .cse1 .cse3 .cse13 .cse14 .cse20) (and .cse19 (= ~a28~0 15) .cse17 .cse1 .cse12 .cse14 .cse21 .cse15) (and .cse11 .cse12 .cse1 .cse3 .cse14 .cse15) (and .cse19 .cse22 .cse12 .cse13 .cse14 .cse15) (and .cse6 .cse2 .cse7 .cse16) (and .cse6 .cse9 .cse11 .cse1 .cse4) (and .cse19 .cse12 .cse14 .cse20 .cse16) (and .cse17 .cse9 .cse0 .cse12 .cse3 .cse14 .cse15 .cse16) (and .cse9 .cse11 .cse1 .cse4 .cse10) (and .cse0 .cse2 .cse5 .cse10 .cse16) (and .cse1 .cse7 .cse8 .cse10) (and .cse17 .cse0 .cse1 .cse5 .cse10) (and .cse22 .cse12 .cse3 .cse13 .cse14 .cse15) (and (= ~a26~0 17) .cse1 .cse12 .cse13 .cse14 .cse7 .cse15 .cse10) (and .cse6 .cse11 .cse4 .cse16) (and .cse6 .cse11 .cse1 .cse8) (and .cse9 .cse0 .cse12 .cse3 .cse4 .cse14 .cse15 .cse16) (and .cse19 .cse17 .cse11 .cse12 .cse1 .cse13 .cse14 .cse15) (and .cse17 .cse1 .cse18 .cse7 .cse10) (and .cse17 .cse11 .cse1 .cse3) (and .cse0 .cse12 .cse1 .cse13 .cse14 .cse5 .cse15 .cse10) (and .cse6 .cse17 .cse11 .cse1 .cse2) (and .cse17 .cse9 .cse0 .cse5 .cse10 .cse16) (and .cse18 .cse7 .cse10 .cse16) (and .cse6 .cse1 .cse18 .cse8 .cse7)))) [2020-12-09 20:00:53,366 INFO L262 CegarLoopResult]: For program point L3505(lines 3505 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,366 INFO L262 CegarLoopResult]: For program point L4034(lines 4034 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,366 INFO L262 CegarLoopResult]: For program point L1392(lines 1392 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,366 INFO L262 CegarLoopResult]: For program point L4299(lines 4299 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,366 INFO L262 CegarLoopResult]: For program point L1658(lines 1658 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,366 INFO L262 CegarLoopResult]: For program point L4566(lines 4566 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,366 INFO L262 CegarLoopResult]: For program point L1131(lines 1131 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,366 INFO L262 CegarLoopResult]: For program point L1924(lines 1924 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,366 INFO L262 CegarLoopResult]: For program point L2981(lines 2981 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,367 INFO L262 CegarLoopResult]: For program point L4831(line 4831) no Hoare annotation was computed. [2020-12-09 20:00:53,367 INFO L262 CegarLoopResult]: For program point L3774(lines 3774 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,367 INFO L262 CegarLoopResult]: For program point L603(lines 603 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,367 INFO L262 CegarLoopResult]: For program point L3246(lines 3246 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,367 INFO L262 CegarLoopResult]: For program point L2454(lines 2454 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,367 INFO L262 CegarLoopResult]: For program point L1397(lines 1397 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,367 INFO L262 CegarLoopResult]: For program point L340(lines 340 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,367 INFO L262 CegarLoopResult]: For program point L2190(lines 2190 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,367 INFO L262 CegarLoopResult]: For program point L4304(lines 4304 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,367 INFO L262 CegarLoopResult]: For program point L76(lines 76 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,367 INFO L262 CegarLoopResult]: For program point L869(lines 869 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,367 INFO L258 CegarLoopResult]: At program point L2719(lines 1385 2720) the Hoare annotation is: (let ((.cse11 (= ~a14~0 20)) (.cse6 (<= 17 ~a28~0)) (.cse16 (= ~a7~0 0)) (.cse1 (= ~a7~0 1)) (.cse0 (<= ~a4~0 17)) (.cse17 (<= ~a26~0 17)) (.cse3 (= ~a14~0 18))) (let ((.cse19 (<= 16 ~a28~0)) (.cse22 (or (and .cse0 .cse1 .cse3) (and .cse0 .cse17 .cse3))) (.cse21 (or (and .cse0 .cse11 .cse1 .cse17 .cse6) (and .cse0 .cse11 .cse6 .cse16))) (.cse13 (= ~a28~0 17)) (.cse23 (not (= 5 ULTIMATE.start_calculate_output3_~input))) (.cse4 (= 19 ~a26~0)) (.cse20 (= ~a4~0 17)) (.cse24 (= 19 ~a14~0)) (.cse12 (= ~a1~0 1)) (.cse14 (= ~a25~0 1)) (.cse15 (= ~a3~0 1)) (.cse7 (<= ~a28~0 16)) (.cse18 (= ~a26~0 18)) (.cse10 (= ~a4~0 18)) (.cse8 (<= ~a14~0 19)) (.cse5 (= 16 ~a4~0)) (.cse2 (<= ~a28~0 15)) (.cse9 (<= 19 ~a14~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse4 .cse3) (and .cse0 .cse1 .cse6 .cse3 .cse4) (and .cse7 .cse8 .cse1 .cse9 .cse4 .cse10) (and .cse11 .cse12 .cse13 .cse14 .cse15 .cse10 .cse16) (and .cse7 .cse8 .cse1 .cse17 .cse9 .cse10) (and .cse0 .cse18 .cse7 .cse8 .cse1 .cse19 .cse9) (and .cse7 .cse1 .cse17 .cse3 .cse10) (and .cse18 .cse8 .cse12 .cse2 .cse5 .cse14 .cse15) (and .cse12 .cse14 .cse3 .cse15 .cse10 .cse16) (and .cse20 .cse12 .cse13 .cse14 .cse21 .cse15) (and .cse7 .cse22 .cse1 .cse12 .cse5 .cse14 .cse15) (and .cse18 .cse11 .cse5 .cse16) (and .cse18 .cse8 .cse12 .cse5 .cse13 .cse14 .cse15 .cse16) (and .cse8 .cse1 .cse12 .cse13 .cse14 .cse9 .cse15 .cse10) (and .cse7 .cse11 .cse1 .cse4 .cse10) (and .cse7 .cse8 .cse12 .cse14 .cse9 .cse15 .cse10 .cse16) (and .cse7 .cse11 .cse10 .cse16) (and .cse0 .cse18 .cse3 .cse16) (and .cse1 .cse5 .cse17 .cse6 .cse3) (and .cse0 .cse8 .cse1 .cse2 .cse9 .cse4) (and .cse0 .cse18 .cse1 .cse3) (and .cse20 .cse18 .cse11 .cse1 .cse12 .cse13 .cse14 .cse15) (and .cse11 .cse1 .cse5 .cse6) (and .cse20 .cse22 .cse12 .cse14 .cse15 .cse16) (and .cse2 .cse17 .cse3 .cse10 .cse16) (and .cse7 .cse8 .cse1 .cse5 .cse9 .cse4) (and .cse8 .cse12 .cse13 .cse14 .cse9 .cse15 .cse10 .cse16) (and .cse0 .cse8 .cse9 .cse16) (and .cse20 .cse1 .cse12 .cse13 .cse23 .cse14 .cse24 .cse4 .cse15 (not (= 5 ULTIMATE.start_calculate_output2_~input))) (and .cse18 .cse1 .cse2 .cse3 .cse10) (and .cse18 .cse11 .cse12 .cse2 .cse5 .cse14 .cse15) (and .cse18 .cse7 .cse11 .cse1 .cse10) (and .cse18 .cse2 .cse3 .cse10 .cse16) (and .cse0 .cse6 .cse3 .cse16) (and .cse0 .cse7 .cse11 .cse16) (and .cse18 .cse1 .cse12 .cse14 .cse3 .cse15 .cse10) (and .cse18 .cse12 .cse2 .cse5 .cse14 .cse15 .cse16) (and .cse18 .cse8 .cse1 .cse5 .cse19 .cse9) (and .cse0 .cse2 .cse3 .cse16) (and .cse0 .cse7 .cse11 .cse1 .cse17) (and .cse18 .cse7 .cse8 .cse12 .cse5 .cse14 .cse15 .cse16) (and .cse7 .cse11 .cse1 .cse17 .cse10) (and .cse20 .cse7 .cse22 .cse1 .cse12 .cse14 .cse15) (and .cse8 .cse2 .cse9 .cse10 .cse16) (and .cse1 .cse3 .cse4 .cse10) (and .cse18 .cse8 .cse1 .cse9 .cse10) (and .cse22 .cse12 .cse1 .cse13 .cse5 .cse14 .cse15) (and .cse20 .cse12 .cse2 .cse14 .cse3 .cse15) (and .cse12 .cse5 .cse13 .cse14 .cse21 .cse15) (and .cse0 .cse11 .cse17 .cse16) (and (= ~a26~0 17) .cse1 .cse12 .cse13 .cse23 .cse14 .cse3 .cse15 .cse10) (and .cse0 .cse11 .cse1 .cse4) (and .cse12 .cse5 .cse2 .cse14 .cse3 .cse15) (and .cse7 .cse8 .cse12 .cse5 .cse17 .cse14 .cse15 .cse16) (and .cse20 (= ~a28~0 15) .cse18 .cse1 .cse12 .cse14 .cse24 (not (= 2 ULTIMATE.start_calculate_output_~input)) .cse15) (and .cse11 .cse1 .cse12 .cse5 .cse14 .cse15) (and .cse18 .cse1 .cse6 .cse3 .cse10) (and .cse18 .cse11 .cse1 .cse5) (and .cse18 .cse7 .cse8 .cse9 .cse10 .cse16) (and .cse0 .cse18 .cse11 .cse1 .cse2) (and .cse6 .cse3 .cse10 .cse16) (and .cse8 .cse1 .cse5 .cse2 .cse17 .cse9)))) [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L3512(lines 3512 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L4041(lines 4041 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L1664(lines 1664 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L1929(lines 1929 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L872(lines 872 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L3779(lines 3779 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L2723(lines 2723 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L4573(lines 4573 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L1402(lines 1402 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L2459(lines 2459 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L3252(lines 3252 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L1138(lines 1138 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L2988(lines 2988 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L610(lines 610 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L4310(lines 4310 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L2196(lines 2196 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L82(lines 82 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L1404(lines 1404 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L347(lines 347 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,368 INFO L262 CegarLoopResult]: For program point L3519(lines 3519 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L4048(lines 4048 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L2992(lines 2992 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L878(lines 878 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L3785(lines 3785 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L1671(lines 1671 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L1407(lines 1407 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L1143(lines 1143 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L1936(lines 1936 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L2729(lines 2729 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L2466(lines 2466 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L4580(lines 4580 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L4316(lines 4316 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L617(lines 617 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L3260(lines 3260 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L2203(lines 2203 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L90(lines 90 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L1676(lines 1676 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,369 INFO L262 CegarLoopResult]: For program point L1412(lines 1412 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L355(lines 355 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L4055(lines 4055 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L2470(lines 2470 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L3527(lines 3527 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L2999(lines 2999 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L3792(lines 3792 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L4585(lines 4585 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L1150(lines 1150 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L1943(lines 1943 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L886(lines 886 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L2736(lines 2736 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L4323(lines 4323 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L3266(lines 3266 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L95(lines 95 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L624(lines 624 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L2210(lines 2210 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L1682(lines 1682 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L1418(lines 1418 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L362(lines 362 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L1155(lines 1155 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L4062(lines 4062 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,370 INFO L262 CegarLoopResult]: For program point L2741(lines 2741 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L3534(lines 3534 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L2477(lines 2477 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L3006(lines 3006 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L3799(lines 3799 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L1950(lines 1950 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L4593(lines 4593 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L2215(lines 2215 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L894(lines 894 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L630(lines 630 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L4330(lines 4330 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L3273(lines 3273 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L102(lines 102 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L1688(lines 1688 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L1425(lines 1425 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L3804(lines 3804 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L2483(lines 2483 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L369(lines 369 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L3276(lines 3276 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L4069(lines 4069 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L2748(lines 2748 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,371 INFO L262 CegarLoopResult]: For program point L3541(lines 3541 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L1163(lines 1163 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L635(lines 635 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L3014(lines 3014 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L2486(lines 2486 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L4600(lines 4600 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L2222(lines 2222 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L4336(lines 4336 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L1958(lines 1958 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L901(lines 901 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L109(lines 109 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L4602(lines 4602 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L1431(lines 1431 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L3281(lines 3281 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L4074(lines 4074 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L1696(lines 1696 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L2753(lines 2753 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L3811(lines 3811 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L641(lines 641 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L3548(lines 3548 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L377(lines 377 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,372 INFO L262 CegarLoopResult]: For program point L1170(lines 1170 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,373 INFO L262 CegarLoopResult]: For program point L3020(lines 3020 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,373 INFO L262 CegarLoopResult]: For program point L2492(lines 2492 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,373 INFO L262 CegarLoopResult]: For program point L3285(lines 3285 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,373 INFO L262 CegarLoopResult]: For program point L907(lines 907 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,373 INFO L262 CegarLoopResult]: For program point L4607(lines 4607 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,373 INFO L262 CegarLoopResult]: For program point L2229(lines 2229 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,373 INFO L262 CegarLoopResult]: For program point L115(lines 115 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,373 INFO L262 CegarLoopResult]: For program point L1965(lines 1965 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,373 INFO L262 CegarLoopResult]: For program point L4344(lines 4344 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,373 INFO L262 CegarLoopResult]: For program point L3816(lines 3816 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,373 INFO L262 CegarLoopResult]: For program point L645(lines 645 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,373 INFO L262 CegarLoopResult]: For program point L1438(lines 1438 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L258 CegarLoopResult]: At program point L4081(lines 2722 4082) the Hoare annotation is: (let ((.cse3 (= ~a14~0 18)) (.cse0 (= ~a7~0 1)) (.cse10 (<= ~a26~0 17)) (.cse4 (<= ~a4~0 17)) (.cse11 (= ~a14~0 20)) (.cse5 (<= 17 ~a28~0)) (.cse16 (= ~a7~0 0))) (let ((.cse18 (<= 16 ~a28~0)) (.cse21 (or (and .cse4 .cse11 .cse0 .cse10 .cse5) (and .cse4 .cse11 .cse5 .cse16))) (.cse23 (not (= 5 ULTIMATE.start_calculate_output3_~input))) (.cse2 (= 19 ~a26~0)) (.cse20 (= ~a4~0 17)) (.cse24 (= 19 ~a14~0)) (.cse17 (= ~a26~0 18)) (.cse6 (<= ~a28~0 16)) (.cse22 (or (and .cse4 .cse0 .cse3) (and .cse4 .cse10 .cse3))) (.cse12 (= ~a1~0 1)) (.cse13 (= ~a28~0 17)) (.cse14 (= ~a25~0 1)) (.cse15 (= ~a3~0 1)) (.cse9 (= ~a4~0 18)) (.cse7 (<= ~a14~0 19)) (.cse1 (= 16 ~a4~0)) (.cse19 (<= ~a28~0 15)) (.cse8 (<= 19 ~a14~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse3 .cse2) (and .cse6 .cse7 .cse0 .cse8 .cse2 .cse9) (and .cse6 .cse7 .cse0 .cse10 .cse8 .cse9) (and .cse11 .cse12 .cse13 .cse14 .cse15 .cse9 .cse16) (and .cse4 .cse17 .cse6 .cse7 .cse0 .cse18 .cse8) (and .cse6 .cse0 .cse10 .cse3 .cse9) (and .cse17 .cse7 .cse12 .cse19 .cse1 .cse14 .cse15) (and .cse12 .cse14 .cse3 .cse15 .cse9 .cse16) (and .cse0 .cse2 .cse3 .cse9) (and .cse20 .cse12 .cse13 .cse14 .cse21 .cse15) (and .cse6 .cse22 .cse0 .cse12 .cse1 .cse14 .cse15) (and .cse17 .cse11 .cse1 .cse16) (and .cse17 .cse7 .cse12 .cse1 .cse13 .cse14 .cse15 .cse16) (and .cse7 .cse0 .cse12 .cse13 .cse14 .cse8 .cse15 .cse9) (and .cse6 .cse11 .cse0 .cse2 .cse9) (and .cse6 .cse7 .cse12 .cse14 .cse8 .cse15 .cse9 .cse16) (and .cse4 .cse17 .cse3 .cse16) (and .cse6 .cse11 .cse9 .cse16) (and .cse0 .cse1 .cse10 .cse5 .cse3) (and .cse4 .cse7 .cse0 .cse19 .cse8 .cse2) (and .cse4 .cse17 .cse0 .cse3) (and .cse20 .cse17 .cse11 .cse0 .cse12 .cse13 .cse14 .cse15) (and .cse11 .cse0 .cse1 .cse5) (and .cse20 .cse22 .cse12 .cse14 .cse15 .cse16) (and .cse19 .cse10 .cse3 .cse9 .cse16) (and .cse7 .cse12 .cse13 .cse14 .cse8 .cse15 .cse9 .cse16) (and .cse6 .cse7 .cse0 .cse1 .cse8 .cse2) (and .cse4 .cse7 .cse8 .cse16) (and .cse20 .cse0 .cse12 .cse13 .cse23 .cse14 .cse24 .cse2 .cse15 (not (= 5 ULTIMATE.start_calculate_output2_~input))) (and .cse17 .cse0 .cse19 .cse3 .cse9) (and .cse17 .cse6 .cse11 .cse0 .cse9) (and .cse4 .cse0 .cse19 .cse2 .cse3) (and .cse17 .cse12 .cse1 .cse19 .cse14 .cse15 .cse16) (and .cse17 .cse19 .cse3 .cse9 .cse16) (and .cse4 .cse5 .cse3 .cse16) (and .cse4 .cse6 .cse11 .cse16) (and .cse17 .cse0 .cse12 .cse14 .cse3 .cse15 .cse9) (and .cse17 .cse7 .cse0 .cse1 .cse18 .cse8) (and .cse4 .cse19 .cse3 .cse16) (and .cse4 .cse6 .cse11 .cse0 .cse10) (and .cse17 .cse6 .cse7 .cse12 .cse1 .cse14 .cse15 .cse16) (and .cse6 .cse11 .cse0 .cse10 .cse9) (and .cse20 .cse6 .cse22 .cse0 .cse12 .cse14 .cse15) (and .cse7 .cse19 .cse8 .cse9 .cse16) (and .cse17 .cse7 .cse0 .cse8 .cse9) (and .cse17 .cse11 .cse12 .cse1 .cse19 .cse14 .cse15) (and .cse20 .cse12 .cse19 .cse14 .cse3 .cse15) (and .cse12 .cse1 .cse13 .cse14 .cse21 .cse15) (and .cse4 .cse11 .cse10 .cse16) (and (= ~a26~0 17) .cse0 .cse12 .cse13 .cse23 .cse14 .cse3 .cse15 .cse9) (and .cse4 .cse11 .cse0 .cse2) (and .cse12 .cse1 .cse19 .cse14 .cse3 .cse15) (and .cse6 .cse7 .cse12 .cse1 .cse10 .cse14 .cse15 .cse16) (and .cse20 (= ~a28~0 15) .cse17 .cse0 .cse12 .cse14 .cse24 (not (= 2 ULTIMATE.start_calculate_output_~input)) .cse15) (and .cse11 .cse0 .cse12 .cse1 .cse14 .cse15) (and .cse17 .cse0 .cse5 .cse3 .cse9) (and .cse17 .cse11 .cse0 .cse1) (and .cse4 .cse17 .cse11 .cse0 .cse19) (and .cse17 .cse6 .cse7 .cse8 .cse9 .cse16) (and .cse22 .cse0 .cse12 .cse1 .cse13 .cse14 .cse15) (and .cse5 .cse3 .cse9 .cse16) (and .cse7 .cse0 .cse1 .cse19 .cse10 .cse8)))) [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L2760(lines 2760 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L382(lines 382 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L1704(lines 1704 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L3554(lines 3554 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L1176(lines 1176 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L2498(lines 2498 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L4612(lines 4612 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L3291(lines 3291 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L3027(lines 3027 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L649(lines 649 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L2235(lines 2235 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L4085(lines 4085 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L1971(lines 1971 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L914(lines 914 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L122(lines 122 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L3822(lines 3822 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L1444(lines 1444 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L387(lines 387 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,374 INFO L262 CegarLoopResult]: For program point L4351(lines 4351 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L2766(lines 2766 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L3031(lines 3031 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L1710(lines 1710 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L2503(lines 2503 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L3561(lines 3561 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L2240(lines 2240 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L126(lines 126 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L4090(lines 4090 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L919(lines 919 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L655(lines 655 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L3298(lines 3298 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L1184(lines 1184 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L2770(lines 2770 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L4620(lines 4620 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L1450(lines 1450 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L393(lines 393 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L4357(lines 4357 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L1979(lines 1979 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L1715(lines 1715 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L3830(lines 3830 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,375 INFO L262 CegarLoopResult]: For program point L3566(lines 3566 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L2245(lines 2245 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L131(lines 131 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L3038(lines 3038 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L2510(lines 2510 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L4096(lines 4096 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L2775(lines 2775 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L3304(lines 3304 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L1983(lines 1983 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L926(lines 926 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L662(lines 662 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L1455(lines 1455 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L398(lines 398 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L4362(lines 4362 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L1191(lines 1191 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L1720(lines 1720 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L4627(lines 4627 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L2249(lines 2249 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L3837(lines 3837 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L3573(lines 3573 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L4366(lines 4366 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,376 INFO L262 CegarLoopResult]: For program point L3309(lines 3309 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L138(lines 138 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L3045(lines 3045 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L1460(lines 1460 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L2517(lines 2517 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L403(lines 403 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L1196(lines 1196 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L2782(lines 2782 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L4104(lines 4104 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L1990(lines 1990 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L934(lines 934 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L1727(lines 1727 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L670(lines 670 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L2256(lines 2256 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L3050(lines 3050 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L1465(lines 1465 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L3315(lines 3315 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L4372(lines 4372 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L1201(lines 1201 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L3844(lines 3844 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L3580(lines 3580 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,377 INFO L262 CegarLoopResult]: For program point L146(lines 146 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L2789(lines 2789 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L2525(lines 2525 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L411(lines 411 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L4111(lines 4111 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L1997(lines 1997 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L676(lines 676 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L2262(lines 2262 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L941(lines 941 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L1734(lines 1734 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L3584(lines 3584 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L3320(lines 3320 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L1471(lines 1471 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L4378(lines 4378 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L1207(lines 1207 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L3057(lines 3057 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L3850(lines 3850 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L151(lines 151 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L2794(lines 2794 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L416(lines 416 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L4116(lines 4116 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L2531(lines 2531 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,378 INFO L262 CegarLoopResult]: For program point L946(lines 946 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L682(lines 682 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L2004(lines 2004 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L3590(lines 3590 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L2269(lines 2269 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L3062(lines 3062 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L1477(lines 1477 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L3327(lines 3327 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L4384(lines 4384 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L1213(lines 1213 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L3856(lines 3856 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L1742(lines 1742 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L157(lines 157 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L422(lines 422 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L4122(lines 4122 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L2801(lines 2801 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L2273(lines 2273 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L2009(lines 2009 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L952(lines 952 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L1481(lines 1481 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L689(lines 689 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,379 INFO L262 CegarLoopResult]: For program point L2539(lines 2539 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L1218(lines 1218 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L161(lines 161 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L3068(lines 3068 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L3862(lines 3862 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L1748(lines 1748 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L3598(lines 3598 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L1484(lines 1484 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L3334(lines 3334 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L2806(lines 2806 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L2278(lines 2278 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L4392(lines 4392 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L4128(lines 4128 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L429(lines 429 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L165(lines 165 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L694(lines 694 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L2016(lines 2016 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L2545(lines 2545 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L1224(lines 1224 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L960(lines 960 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L3867(lines 3867 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,380 INFO L262 CegarLoopResult]: For program point L3603(lines 3603 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L3075(lines 3075 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L2811(lines 2811 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L3340(lines 3340 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L4397(lines 4397 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L1755(lines 1755 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L1491(lines 1491 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L434(lines 434 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L170(lines 170 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L4135(lines 4135 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L2286(lines 2286 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L2022(lines 2022 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L701(lines 701 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L2551(lines 2551 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L966(lines 966 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L1231(lines 1231 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L3081(lines 3081 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L3874(lines 3874 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L3610(lines 3610 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L1496(lines 1496 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L2818(lines 2818 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,381 INFO L262 CegarLoopResult]: For program point L1761(lines 1761 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L440(lines 440 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L3347(lines 3347 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L4404(lines 4404 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L176(lines 176 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L2291(lines 2291 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L4141(lines 4141 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L3085(lines 3085 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L2029(lines 2029 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L3879(lines 3879 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L708(lines 708 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L2558(lines 2558 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L4408(lines 4408 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L1237(lines 1237 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L973(lines 973 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L3617(lines 3617 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L1503(lines 1503 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L446(lines 446 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L2825(lines 2825 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L3354(lines 3354 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L183(lines 183 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,382 INFO L262 CegarLoopResult]: For program point L2033(lines 2033 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L1769(lines 1769 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L2298(lines 2298 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L4148(lines 4148 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L3091(lines 3091 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L1242(lines 1242 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L978(lines 978 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L714(lines 714 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L2564(lines 2564 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L450(lines 450 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L3886(lines 3886 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L3622(lines 3622 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L4415(lines 4415 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L3359(lines 3359 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L1510(lines 1510 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L1246(lines 1246 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L2303(lines 2303 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L189(lines 189 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L2039(lines 2039 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L2832(lines 2832 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L454(lines 454 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L3097(lines 3097 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,383 INFO L262 CegarLoopResult]: For program point L1776(lines 1776 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L4155(lines 4155 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L457(lines 457 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L986(lines 986 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L3893(lines 3893 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L722(lines 722 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L2572(lines 2572 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L3629(lines 3629 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L3365(lines 3365 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L1516(lines 1516 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L4423(lines 4423 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L1252(lines 1252 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L2309(lines 2309 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L195(lines 195 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L3102(lines 3102 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L2045(lines 2045 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L1781(lines 1781 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L2574(lines 2574 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L2839(lines 2839 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L3897(lines 3897 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L4162(lines 4162 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,384 INFO L262 CegarLoopResult]: For program point L3370(lines 3370 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L992(lines 992 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L464(lines 464 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L2314(lines 2314 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L4428(lines 4428 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L3900(lines 3900 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L1786(lines 1786 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L729(lines 729 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L3636(lines 3636 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L1522(lines 1522 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L2051(lines 2051 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L2844(lines 2844 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L1259(lines 1259 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L202(lines 202 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L2581(lines 2581 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L3110(lines 3110 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L4168(lines 4168 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L998(lines 998 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L734(lines 734 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L3641(lines 3641 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L1527(lines 1527 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,385 INFO L262 CegarLoopResult]: For program point L4434(lines 4434 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L2320(lines 2320 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L3377(lines 3377 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L3906(lines 3906 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L471(lines 471 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L2057(lines 2057 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L2850(lines 2850 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L1793(lines 1793 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L1265(lines 1265 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L208(lines 208 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L738(lines 738 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L2588(lines 2588 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L4438(lines 4438 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L4174(lines 4174 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L3117(lines 3117 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L3646(lines 3646 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L1005(lines 1005 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L1534(lines 1534 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L477(lines 477 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L3384(lines 3384 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L2327(lines 2327 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,386 INFO L262 CegarLoopResult]: For program point L2856(lines 2856 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L3913(lines 3913 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L1271(lines 1271 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L214(lines 214 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L1800(lines 1800 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L2593(lines 2593 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L4443(lines 4443 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L2065(lines 2065 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L744(lines 744 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L3651(lines 3651 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L4180(lines 4180 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L3916(lines 3916 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L3124(lines 3124 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L482(lines 482 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L1011(lines 1011 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L1540(lines 1540 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L1276(lines 1276 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L2862(lines 2862 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L2334(lines 2334 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L3391(lines 3391 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L4448(lines 4448 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,387 INFO L262 CegarLoopResult]: For program point L220(lines 220 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L4184(lines 4184 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L2599(lines 2599 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L1807(lines 1807 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L750(lines 750 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L2072(lines 2072 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L3129(lines 3129 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L3922(lines 3922 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L3658(lines 3658 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L488(lines 488 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L1546(lines 1546 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L3396(lines 3396 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L4453(lines 4453 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L1282(lines 1282 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L1018(lines 1018 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L2868(lines 2868 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L2340(lines 2340 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L1812(lines 1812 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L227(lines 227 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L4191(lines 4191 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L756(lines 756 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,388 INFO L262 CegarLoopResult]: For program point L2078(lines 2078 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L3135(lines 3135 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L2607(lines 2607 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L3929(lines 3929 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L3665(lines 3665 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L1551(lines 1551 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L4458(lines 4458 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L1287(lines 1287 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L1023(lines 1023 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L495(lines 495 1382) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L2346(lines 2346 2719) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L3403(lines 3403 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L4196(lines 4196 4633) no Hoare annotation was computed. [2020-12-09 20:00:53,389 INFO L262 CegarLoopResult]: For program point L2875(lines 2875 4081) no Hoare annotation was computed. [2020-12-09 20:00:53,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 08:00:53 BoogieIcfgContainer [2020-12-09 20:00:53,436 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 20:00:53,437 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 20:00:53,437 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 20:00:53,437 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 20:00:53,437 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:57:03" (3/4) ... [2020-12-09 20:00:53,439 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 20:00:53,484 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 105 nodes and edges [2020-12-09 20:00:53,493 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-12-09 20:00:53,501 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-09 20:00:53,509 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-12-09 20:00:53,797 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_64e0083d-77ca-48c5-90b3-dcfd8d626ad1/bin/utaipan/witness.graphml [2020-12-09 20:00:53,797 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 20:00:53,798 INFO L168 Benchmark]: Toolchain (without parser) took 235636.03 ms. Allocated memory was 83.9 MB in the beginning and 5.3 GB in the end (delta: 5.3 GB). Free memory was 37.7 MB in the beginning and 933.0 MB in the end (delta: -895.3 MB). Peak memory consumption was 4.4 GB. Max. memory is 16.1 GB. [2020-12-09 20:00:53,798 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 83.9 MB. Free memory was 43.0 MB in the beginning and 42.9 MB in the end (delta: 60.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 20:00:53,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1370.87 ms. Allocated memory was 83.9 MB in the beginning and 142.6 MB in the end (delta: 58.7 MB). Free memory was 37.4 MB in the beginning and 71.6 MB in the end (delta: -34.2 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. [2020-12-09 20:00:53,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.53 ms. Allocated memory is still 142.6 MB. Free memory was 71.6 MB in the beginning and 61.4 MB in the end (delta: 10.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 16.1 GB. [2020-12-09 20:00:53,798 INFO L168 Benchmark]: Boogie Preprocessor took 167.52 ms. Allocated memory is still 142.6 MB. Free memory was 61.4 MB in the beginning and 50.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. [2020-12-09 20:00:53,799 INFO L168 Benchmark]: RCFGBuilder took 3250.54 ms. Allocated memory was 142.6 MB in the beginning and 367.0 MB in the end (delta: 224.4 MB). Free memory was 50.7 MB in the beginning and 215.9 MB in the end (delta: -165.3 MB). Peak memory consumption was 194.2 MB. Max. memory is 16.1 GB. [2020-12-09 20:00:53,799 INFO L168 Benchmark]: TraceAbstraction took 230310.94 ms. Allocated memory was 367.0 MB in the beginning and 5.3 GB in the end (delta: 5.0 GB). Free memory was 215.9 MB in the beginning and 1.1 GB in the end (delta: -835.5 MB). Peak memory consumption was 4.8 GB. Max. memory is 16.1 GB. [2020-12-09 20:00:53,799 INFO L168 Benchmark]: Witness Printer took 360.40 ms. Allocated memory is still 5.3 GB. Free memory was 1.1 GB in the beginning and 933.0 MB in the end (delta: 118.5 MB). Peak memory consumption was 117.4 MB. Max. memory is 16.1 GB. [2020-12-09 20:00:53,800 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 83.9 MB. Free memory was 43.0 MB in the beginning and 42.9 MB in the end (delta: 60.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1370.87 ms. Allocated memory was 83.9 MB in the beginning and 142.6 MB in the end (delta: 58.7 MB). Free memory was 37.4 MB in the beginning and 71.6 MB in the end (delta: -34.2 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 165.53 ms. Allocated memory is still 142.6 MB. Free memory was 71.6 MB in the beginning and 61.4 MB in the end (delta: 10.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 167.52 ms. Allocated memory is still 142.6 MB. Free memory was 61.4 MB in the beginning and 50.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3250.54 ms. Allocated memory was 142.6 MB in the beginning and 367.0 MB in the end (delta: 224.4 MB). Free memory was 50.7 MB in the beginning and 215.9 MB in the end (delta: -165.3 MB). Peak memory consumption was 194.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 230310.94 ms. Allocated memory was 367.0 MB in the beginning and 5.3 GB in the end (delta: 5.0 GB). Free memory was 215.9 MB in the beginning and 1.1 GB in the end (delta: -835.5 MB). Peak memory consumption was 4.8 GB. Max. memory is 16.1 GB. * Witness Printer took 360.40 ms. Allocated memory is still 5.3 GB. Free memory was 1.1 GB in the beginning and 933.0 MB in the end (delta: 118.5 MB). Peak memory consumption was 117.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4806]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4826]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((a14 <= 19 && a7 == 1) && a28 <= 15) && 16 == a4) && a26 <= 17) && 19 <= a14) || ((((a4 <= 17 && a7 == 1) && a28 <= 15) && a14 == 18) && 19 == a26)) || (((a7 == 1 && 16 == a4) && 19 == a26) && a14 == 18)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 19 <= a14) && 19 == a26) && a4 == 18)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && a26 <= 17) && 19 <= a14) && a4 == 18)) || ((((((a14 == 20 && a1 == 1) && a28 == 17) && a25 == 1) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((((a4 <= 17 && a26 == 18) && a28 <= 16) && a14 <= 19) && a7 == 1) && 16 <= a28) && 19 <= a14)) || (((((a26 == 18 && a14 <= 19) && a7 == 1) && 16 == a4) && 17 <= a28) && 19 <= a14)) || (((((a4 == 17 && a28 <= 16) && a1 == 1) && a7 == 1) && a25 == 1) && ((((a4 <= 17 && a26 <= 17) && a14 == 18) && a3 == 1) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 == 1)))) || ((((a28 <= 16 && a7 == 1) && a26 <= 17) && a14 == 18) && a4 == 18)) || ((((((a26 == 18 && a14 <= 19) && a1 == 1) && a28 <= 15) && 16 == a4) && a25 == 1) && a3 == 1)) || (((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18) && a7 == 0)) || (((a26 == 18 && a14 == 20) && 16 == a4) && a7 == 0)) || (((((((a26 == 18 && a14 <= 19) && a1 == 1) && 16 == a4) && a28 == 17) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a28 <= 16 && a14 == 20) && a7 == 1) && 19 == a26) && a4 == 18)) || ((((((a26 == 18 && a1 == 1) && a7 == 1) && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18)) || (((((((a28 <= 16 && a14 <= 19) && a1 == 1) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18) && a7 == 0)) || (((a28 <= 16 && a14 == 20) && a4 == 18) && a7 == 0)) || (((a4 <= 17 && a26 == 18) && a14 == 18) && a7 == 0)) || ((((((a4 == 17 && a4 <= 17) && a1 == 1) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || ((((a7 == 1 && 16 == a4) && a26 <= 17) && 17 <= a28) && a14 == 18)) || (((a4 <= 17 && a26 == 18) && a7 == 1) && a14 == 18)) || ((((((a4 <= 17 && a1 == 1) && 16 == a4) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || (((((a4 <= 17 && a14 <= 19) && a7 == 1) && a28 <= 15) && 19 <= a14) && 19 == a26)) || (((a14 == 20 && a7 == 1) && 16 == a4) && 17 <= a28)) || ((((a28 <= 15 && a26 <= 17) && a14 == 18) && a4 == 18) && a7 == 0)) || (((((((a14 <= 19 && a1 == 1) && a28 == 17) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 16 == a4) && 19 <= a14) && 19 == a26)) || (((a4 <= 17 && a14 <= 19) && 19 <= a14) && a7 == 0)) || (((((a28 <= 16 && a1 == 1) && a7 == 1) && 16 == a4) && a25 == 1) && ((((a4 <= 17 && a26 <= 17) && a14 == 18) && a3 == 1) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 == 1)))) || ((((a26 == 18 && a7 == 1) && a28 <= 15) && a14 == 18) && a4 == 18)) || ((((((a26 == 18 && a14 == 20) && a1 == 1) && a28 <= 15) && 16 == a4) && a25 == 1) && a3 == 1)) || ((((a26 == 18 && a28 <= 16) && a14 == 20) && a7 == 1) && a4 == 18)) || (((((((a4 == 17 && a7 == 1) && a1 == 1) && a28 == 17) && a25 == 1) && 19 == a14) && 19 == a26) && a3 == 1)) || ((((((a26 == 18 && a1 == 1) && 16 == a4) && a28 <= 15) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a26 == 18 && a28 <= 15) && a14 == 18) && a4 == 18) && a7 == 0)) || (((a4 <= 17 && 17 <= a28) && a14 == 18) && a7 == 0)) || (((a4 <= 17 && a28 <= 16) && a14 == 20) && a7 == 0)) || (((((a1 == 1 && a7 == 1) && 16 == a4) && a28 == 17) && a25 == 1) && ((((a4 <= 17 && a26 <= 17) && a14 == 18) && a3 == 1) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 == 1)))) || (((((((a4 == 17 && a28 == 15) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && a3 == 1)) || (((((a14 == 20 && a1 == 1) && a7 == 1) && 16 == a4) && a25 == 1) && a3 == 1)) || (((((a4 == 17 && (((a4 <= 17 && a14 == 20) && a7 == 0) || (((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17))) && a1 == 1) && a28 == 17) && a25 == 1) && a3 == 1)) || (((a4 <= 17 && a28 <= 15) && a14 == 18) && a7 == 0)) || ((((a4 <= 17 && a28 <= 16) && a14 == 20) && a7 == 1) && a26 <= 17)) || ((((a4 == 17 && a1 == 1) && a25 == 1) && ((((a4 <= 17 && a26 <= 17) && a14 == 18) && a3 == 1) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 == 1))) && a7 == 0)) || (((((((a26 == 18 && a28 <= 16) && a14 <= 19) && a1 == 1) && 16 == a4) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a28 <= 16 && a14 == 20) && a7 == 1) && a26 <= 17) && a4 == 18)) || ((((a14 <= 19 && a28 <= 15) && 19 <= a14) && a4 == 18) && a7 == 0)) || (((a7 == 1 && a14 == 18) && 19 == a26) && a4 == 18)) || ((((a26 == 18 && a14 <= 19) && a7 == 1) && 19 <= a14) && a4 == 18)) || ((((((((a4 <= 17 && a14 == 20) && a7 == 0) || (((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17)) && a1 == 1) && 16 == a4) && a28 == 17) && a25 == 1) && a3 == 1)) || (((((((a26 == 17 && a7 == 1) && a1 == 1) && a28 == 17) && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a7 == 0)) || (((a4 <= 17 && a14 == 20) && a7 == 1) && 19 == a26)) || (((((((a28 <= 16 && a14 <= 19) && a1 == 1) && 16 == a4) && a26 <= 17) && a25 == 1) && a3 == 1) && a7 == 0)) || (((((((a4 == 17 && a26 == 18) && a14 == 20) && a1 == 1) && a7 == 1) && a28 == 17) && a25 == 1) && a3 == 1)) || ((((a26 == 18 && a7 == 1) && 17 <= a28) && a14 == 18) && a4 == 18)) || (((a26 == 18 && a14 == 20) && a7 == 1) && 16 == a4)) || (((((((a14 <= 19 && a1 == 1) && a7 == 1) && a28 == 17) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && a26 == 18) && a14 == 20) && a7 == 1) && a28 <= 15)) || (((((a26 == 18 && a28 <= 16) && a14 <= 19) && 19 <= a14) && a4 == 18) && a7 == 0)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a7 == 0)) || ((((a4 <= 17 && a7 == 1) && 17 <= a28) && 19 == a26) && a14 == 18) - InvariantResult [Line: 4820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((a14 <= 19 && a7 == 1) && a28 <= 15) && 16 == a4) && a26 <= 17) && 19 <= a14) || ((((a4 <= 17 && a7 == 1) && a28 <= 15) && a14 == 18) && 19 == a26)) || (((a7 == 1 && 16 == a4) && 19 == a26) && a14 == 18)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 19 <= a14) && 19 == a26) && a4 == 18)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && a26 <= 17) && 19 <= a14) && a4 == 18)) || ((((((a14 == 20 && a1 == 1) && a28 == 17) && a25 == 1) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((((a4 <= 17 && a26 == 18) && a28 <= 16) && a14 <= 19) && a7 == 1) && 16 <= a28) && 19 <= a14)) || (((((a26 == 18 && a14 <= 19) && a7 == 1) && 16 == a4) && 17 <= a28) && 19 <= a14)) || (((((a4 == 17 && a28 <= 16) && a1 == 1) && a7 == 1) && a25 == 1) && ((((a4 <= 17 && a26 <= 17) && a14 == 18) && a3 == 1) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 == 1)))) || ((((a28 <= 16 && a7 == 1) && a26 <= 17) && a14 == 18) && a4 == 18)) || ((((((a26 == 18 && a14 <= 19) && a1 == 1) && a28 <= 15) && 16 == a4) && a25 == 1) && a3 == 1)) || (((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18) && a7 == 0)) || (((a26 == 18 && a14 == 20) && 16 == a4) && a7 == 0)) || (((((((a26 == 18 && a14 <= 19) && a1 == 1) && 16 == a4) && a28 == 17) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a28 <= 16 && a14 == 20) && a7 == 1) && 19 == a26) && a4 == 18)) || ((((((a26 == 18 && a1 == 1) && a7 == 1) && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18)) || (((((((a28 <= 16 && a14 <= 19) && a1 == 1) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18) && a7 == 0)) || (((a28 <= 16 && a14 == 20) && a4 == 18) && a7 == 0)) || (((a4 <= 17 && a26 == 18) && a14 == 18) && a7 == 0)) || ((((((a4 == 17 && a4 <= 17) && a1 == 1) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || ((((a7 == 1 && 16 == a4) && a26 <= 17) && 17 <= a28) && a14 == 18)) || (((a4 <= 17 && a26 == 18) && a7 == 1) && a14 == 18)) || ((((((a4 <= 17 && a1 == 1) && 16 == a4) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || (((((a4 <= 17 && a14 <= 19) && a7 == 1) && a28 <= 15) && 19 <= a14) && 19 == a26)) || (((a14 == 20 && a7 == 1) && 16 == a4) && 17 <= a28)) || ((((a28 <= 15 && a26 <= 17) && a14 == 18) && a4 == 18) && a7 == 0)) || (((((((a14 <= 19 && a1 == 1) && a28 == 17) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 16 == a4) && 19 <= a14) && 19 == a26)) || (((a4 <= 17 && a14 <= 19) && 19 <= a14) && a7 == 0)) || (((((a28 <= 16 && a1 == 1) && a7 == 1) && 16 == a4) && a25 == 1) && ((((a4 <= 17 && a26 <= 17) && a14 == 18) && a3 == 1) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 == 1)))) || ((((a26 == 18 && a7 == 1) && a28 <= 15) && a14 == 18) && a4 == 18)) || ((((((a26 == 18 && a14 == 20) && a1 == 1) && a28 <= 15) && 16 == a4) && a25 == 1) && a3 == 1)) || ((((a26 == 18 && a28 <= 16) && a14 == 20) && a7 == 1) && a4 == 18)) || (((((((a4 == 17 && a7 == 1) && a1 == 1) && a28 == 17) && a25 == 1) && 19 == a14) && 19 == a26) && a3 == 1)) || ((((((a26 == 18 && a1 == 1) && 16 == a4) && a28 <= 15) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a26 == 18 && a28 <= 15) && a14 == 18) && a4 == 18) && a7 == 0)) || (((a4 <= 17 && 17 <= a28) && a14 == 18) && a7 == 0)) || (((a4 <= 17 && a28 <= 16) && a14 == 20) && a7 == 0)) || (((((a1 == 1 && a7 == 1) && 16 == a4) && a28 == 17) && a25 == 1) && ((((a4 <= 17 && a26 <= 17) && a14 == 18) && a3 == 1) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 == 1)))) || (((((a14 == 20 && a1 == 1) && a7 == 1) && 16 == a4) && a25 == 1) && a3 == 1)) || (((((a4 == 17 && (((a4 <= 17 && a14 == 20) && a7 == 0) || (((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17))) && a1 == 1) && a28 == 17) && a25 == 1) && a3 == 1)) || (((a4 <= 17 && a28 <= 15) && a14 == 18) && a7 == 0)) || ((((a4 <= 17 && a28 <= 16) && a14 == 20) && a7 == 1) && a26 <= 17)) || ((((a4 == 17 && a1 == 1) && a25 == 1) && ((((a4 <= 17 && a26 <= 17) && a14 == 18) && a3 == 1) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 == 1))) && a7 == 0)) || (((((((a26 == 18 && a28 <= 16) && a14 <= 19) && a1 == 1) && 16 == a4) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a28 <= 16 && a14 == 20) && a7 == 1) && a26 <= 17) && a4 == 18)) || ((((a14 <= 19 && a28 <= 15) && 19 <= a14) && a4 == 18) && a7 == 0)) || (((a7 == 1 && a14 == 18) && 19 == a26) && a4 == 18)) || ((((a26 == 18 && a14 <= 19) && a7 == 1) && 19 <= a14) && a4 == 18)) || ((((((((a4 <= 17 && a14 == 20) && a7 == 0) || (((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17)) && a1 == 1) && 16 == a4) && a28 == 17) && a25 == 1) && a3 == 1)) || (((((((a26 == 17 && a7 == 1) && a1 == 1) && a28 == 17) && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a7 == 0)) || (((a4 <= 17 && a14 == 20) && a7 == 1) && 19 == a26)) || (((((((a28 <= 16 && a14 <= 19) && a1 == 1) && 16 == a4) && a26 <= 17) && a25 == 1) && a3 == 1) && a7 == 0)) || (((((((a4 == 17 && a26 == 18) && a14 == 20) && a1 == 1) && a7 == 1) && a28 == 17) && a25 == 1) && a3 == 1)) || ((((((((a4 == 17 && a28 == 15) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && !(2 == input)) && a3 == 1)) || ((((a26 == 18 && a7 == 1) && 17 <= a28) && a14 == 18) && a4 == 18)) || (((a26 == 18 && a14 == 20) && a7 == 1) && 16 == a4)) || (((((((a14 <= 19 && a1 == 1) && a7 == 1) && a28 == 17) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && a26 == 18) && a14 == 20) && a7 == 1) && a28 <= 15)) || (((((a26 == 18 && a28 <= 16) && a14 <= 19) && 19 <= a14) && a4 == 18) && a7 == 0)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a7 == 0)) || ((((a4 <= 17 && a7 == 1) && 17 <= a28) && 19 == a26) && a14 == 18) - InvariantResult [Line: 1385]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((a4 <= 17 && a7 == 1) && a28 <= 15) && a14 == 18) && 19 == a26) || (((a7 == 1 && 16 == a4) && 19 == a26) && a14 == 18)) || ((((a4 <= 17 && a7 == 1) && 17 <= a28) && a14 == 18) && 19 == a26)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 19 <= a14) && 19 == a26) && a4 == 18)) || ((((((a14 == 20 && a1 == 1) && a28 == 17) && a25 == 1) && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && a26 <= 17) && 19 <= a14) && a4 == 18)) || ((((((a4 <= 17 && a26 == 18) && a28 <= 16) && a14 <= 19) && a7 == 1) && 16 <= a28) && 19 <= a14)) || ((((a28 <= 16 && a7 == 1) && a26 <= 17) && a14 == 18) && a4 == 18)) || ((((((a26 == 18 && a14 <= 19) && a1 == 1) && a28 <= 15) && 16 == a4) && a25 == 1) && a3 == 1)) || (((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a4 == 17 && a1 == 1) && a28 == 17) && a25 == 1) && (((((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17) && 17 <= a28) || (((a4 <= 17 && a14 == 20) && 17 <= a28) && a7 == 0))) && a3 == 1)) || ((((((a28 <= 16 && (((a4 <= 17 && a7 == 1) && a14 == 18) || ((a4 <= 17 && a26 <= 17) && a14 == 18))) && a7 == 1) && a1 == 1) && 16 == a4) && a25 == 1) && a3 == 1)) || (((a26 == 18 && a14 == 20) && 16 == a4) && a7 == 0)) || (((((((a26 == 18 && a14 <= 19) && a1 == 1) && 16 == a4) && a28 == 17) && a25 == 1) && a3 == 1) && a7 == 0)) || (((((((a14 <= 19 && a7 == 1) && a1 == 1) && a28 == 17) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || ((((a28 <= 16 && a14 == 20) && a7 == 1) && 19 == a26) && a4 == 18)) || (((((((a28 <= 16 && a14 <= 19) && a1 == 1) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18) && a7 == 0)) || (((a28 <= 16 && a14 == 20) && a4 == 18) && a7 == 0)) || (((a4 <= 17 && a26 == 18) && a14 == 18) && a7 == 0)) || ((((a7 == 1 && 16 == a4) && a26 <= 17) && 17 <= a28) && a14 == 18)) || (((((a4 <= 17 && a14 <= 19) && a7 == 1) && a28 <= 15) && 19 <= a14) && 19 == a26)) || (((a4 <= 17 && a26 == 18) && a7 == 1) && a14 == 18)) || (((((((a4 == 17 && a26 == 18) && a14 == 20) && a7 == 1) && a1 == 1) && a28 == 17) && a25 == 1) && a3 == 1)) || (((a14 == 20 && a7 == 1) && 16 == a4) && 17 <= a28)) || (((((a4 == 17 && (((a4 <= 17 && a7 == 1) && a14 == 18) || ((a4 <= 17 && a26 <= 17) && a14 == 18))) && a1 == 1) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a28 <= 15 && a26 <= 17) && a14 == 18) && a4 == 18) && a7 == 0)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 16 == a4) && 19 <= a14) && 19 == a26)) || (((((((a14 <= 19 && a1 == 1) && a28 == 17) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18) && a7 == 0)) || (((a4 <= 17 && a14 <= 19) && 19 <= a14) && a7 == 0)) || (((((((((a4 == 17 && a7 == 1) && a1 == 1) && a28 == 17) && !(5 == input)) && a25 == 1) && 19 == a14) && 19 == a26) && a3 == 1) && !(5 == input))) || ((((a26 == 18 && a7 == 1) && a28 <= 15) && a14 == 18) && a4 == 18)) || ((((((a26 == 18 && a14 == 20) && a1 == 1) && a28 <= 15) && 16 == a4) && a25 == 1) && a3 == 1)) || ((((a26 == 18 && a28 <= 16) && a14 == 20) && a7 == 1) && a4 == 18)) || ((((a26 == 18 && a28 <= 15) && a14 == 18) && a4 == 18) && a7 == 0)) || (((a4 <= 17 && 17 <= a28) && a14 == 18) && a7 == 0)) || (((a4 <= 17 && a28 <= 16) && a14 == 20) && a7 == 0)) || ((((((a26 == 18 && a7 == 1) && a1 == 1) && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18)) || ((((((a26 == 18 && a1 == 1) && a28 <= 15) && 16 == a4) && a25 == 1) && a3 == 1) && a7 == 0)) || (((((a26 == 18 && a14 <= 19) && a7 == 1) && 16 == a4) && 16 <= a28) && 19 <= a14)) || (((a4 <= 17 && a28 <= 15) && a14 == 18) && a7 == 0)) || ((((a4 <= 17 && a28 <= 16) && a14 == 20) && a7 == 1) && a26 <= 17)) || (((((((a26 == 18 && a28 <= 16) && a14 <= 19) && a1 == 1) && 16 == a4) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a28 <= 16 && a14 == 20) && a7 == 1) && a26 <= 17) && a4 == 18)) || ((((((a4 == 17 && a28 <= 16) && (((a4 <= 17 && a7 == 1) && a14 == 18) || ((a4 <= 17 && a26 <= 17) && a14 == 18))) && a7 == 1) && a1 == 1) && a25 == 1) && a3 == 1)) || ((((a14 <= 19 && a28 <= 15) && 19 <= a14) && a4 == 18) && a7 == 0)) || (((a7 == 1 && a14 == 18) && 19 == a26) && a4 == 18)) || ((((a26 == 18 && a14 <= 19) && a7 == 1) && 19 <= a14) && a4 == 18)) || (((((((((a4 <= 17 && a7 == 1) && a14 == 18) || ((a4 <= 17 && a26 <= 17) && a14 == 18)) && a1 == 1) && a7 == 1) && a28 == 17) && 16 == a4) && a25 == 1) && a3 == 1)) || (((((a4 == 17 && a1 == 1) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || (((((a1 == 1 && 16 == a4) && a28 == 17) && a25 == 1) && (((((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17) && 17 <= a28) || (((a4 <= 17 && a14 == 20) && 17 <= a28) && a7 == 0))) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a7 == 0)) || ((((((((a26 == 17 && a7 == 1) && a1 == 1) && a28 == 17) && !(5 == input)) && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a14 == 20) && a7 == 1) && 19 == a26)) || (((((a1 == 1 && 16 == a4) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || (((((((a28 <= 16 && a14 <= 19) && a1 == 1) && 16 == a4) && a26 <= 17) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((((((a4 == 17 && a28 == 15) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && !(2 == input)) && a3 == 1)) || (((((a14 == 20 && a7 == 1) && a1 == 1) && 16 == a4) && a25 == 1) && a3 == 1)) || ((((a26 == 18 && a7 == 1) && 17 <= a28) && a14 == 18) && a4 == 18)) || (((a26 == 18 && a14 == 20) && a7 == 1) && 16 == a4)) || (((((a26 == 18 && a28 <= 16) && a14 <= 19) && 19 <= a14) && a4 == 18) && a7 == 0)) || ((((a4 <= 17 && a26 == 18) && a14 == 20) && a7 == 1) && a28 <= 15)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a7 == 0)) || (((((a14 <= 19 && a7 == 1) && 16 == a4) && a28 <= 15) && a26 <= 17) && 19 <= a14) - InvariantResult [Line: 2722]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((a7 == 1 && 16 == a4) && 19 == a26) && a14 == 18) || ((((a4 <= 17 && a7 == 1) && 17 <= a28) && a14 == 18) && 19 == a26)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 19 <= a14) && 19 == a26) && a4 == 18)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && a26 <= 17) && 19 <= a14) && a4 == 18)) || ((((((a14 == 20 && a1 == 1) && a28 == 17) && a25 == 1) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((((a4 <= 17 && a26 == 18) && a28 <= 16) && a14 <= 19) && a7 == 1) && 16 <= a28) && 19 <= a14)) || ((((a28 <= 16 && a7 == 1) && a26 <= 17) && a14 == 18) && a4 == 18)) || ((((((a26 == 18 && a14 <= 19) && a1 == 1) && a28 <= 15) && 16 == a4) && a25 == 1) && a3 == 1)) || (((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18) && a7 == 0)) || (((a7 == 1 && 19 == a26) && a14 == 18) && a4 == 18)) || (((((a4 == 17 && a1 == 1) && a28 == 17) && a25 == 1) && (((((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17) && 17 <= a28) || (((a4 <= 17 && a14 == 20) && 17 <= a28) && a7 == 0))) && a3 == 1)) || ((((((a28 <= 16 && (((a4 <= 17 && a7 == 1) && a14 == 18) || ((a4 <= 17 && a26 <= 17) && a14 == 18))) && a7 == 1) && a1 == 1) && 16 == a4) && a25 == 1) && a3 == 1)) || (((a26 == 18 && a14 == 20) && 16 == a4) && a7 == 0)) || (((((((a26 == 18 && a14 <= 19) && a1 == 1) && 16 == a4) && a28 == 17) && a25 == 1) && a3 == 1) && a7 == 0)) || (((((((a14 <= 19 && a7 == 1) && a1 == 1) && a28 == 17) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || ((((a28 <= 16 && a14 == 20) && a7 == 1) && 19 == a26) && a4 == 18)) || (((((((a28 <= 16 && a14 <= 19) && a1 == 1) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18) && a7 == 0)) || (((a4 <= 17 && a26 == 18) && a14 == 18) && a7 == 0)) || (((a28 <= 16 && a14 == 20) && a4 == 18) && a7 == 0)) || ((((a7 == 1 && 16 == a4) && a26 <= 17) && 17 <= a28) && a14 == 18)) || (((((a4 <= 17 && a14 <= 19) && a7 == 1) && a28 <= 15) && 19 <= a14) && 19 == a26)) || (((a4 <= 17 && a26 == 18) && a7 == 1) && a14 == 18)) || (((((((a4 == 17 && a26 == 18) && a14 == 20) && a7 == 1) && a1 == 1) && a28 == 17) && a25 == 1) && a3 == 1)) || (((a14 == 20 && a7 == 1) && 16 == a4) && 17 <= a28)) || (((((a4 == 17 && (((a4 <= 17 && a7 == 1) && a14 == 18) || ((a4 <= 17 && a26 <= 17) && a14 == 18))) && a1 == 1) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a28 <= 15 && a26 <= 17) && a14 == 18) && a4 == 18) && a7 == 0)) || (((((((a14 <= 19 && a1 == 1) && a28 == 17) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 16 == a4) && 19 <= a14) && 19 == a26)) || (((a4 <= 17 && a14 <= 19) && 19 <= a14) && a7 == 0)) || (((((((((a4 == 17 && a7 == 1) && a1 == 1) && a28 == 17) && !(5 == input)) && a25 == 1) && 19 == a14) && 19 == a26) && a3 == 1) && !(5 == input))) || ((((a26 == 18 && a7 == 1) && a28 <= 15) && a14 == 18) && a4 == 18)) || ((((a26 == 18 && a28 <= 16) && a14 == 20) && a7 == 1) && a4 == 18)) || ((((a4 <= 17 && a7 == 1) && a28 <= 15) && 19 == a26) && a14 == 18)) || ((((((a26 == 18 && a1 == 1) && 16 == a4) && a28 <= 15) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a26 == 18 && a28 <= 15) && a14 == 18) && a4 == 18) && a7 == 0)) || (((a4 <= 17 && 17 <= a28) && a14 == 18) && a7 == 0)) || (((a4 <= 17 && a28 <= 16) && a14 == 20) && a7 == 0)) || ((((((a26 == 18 && a7 == 1) && a1 == 1) && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18)) || (((((a26 == 18 && a14 <= 19) && a7 == 1) && 16 == a4) && 16 <= a28) && 19 <= a14)) || (((a4 <= 17 && a28 <= 15) && a14 == 18) && a7 == 0)) || ((((a4 <= 17 && a28 <= 16) && a14 == 20) && a7 == 1) && a26 <= 17)) || (((((((a26 == 18 && a28 <= 16) && a14 <= 19) && a1 == 1) && 16 == a4) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a28 <= 16 && a14 == 20) && a7 == 1) && a26 <= 17) && a4 == 18)) || ((((((a4 == 17 && a28 <= 16) && (((a4 <= 17 && a7 == 1) && a14 == 18) || ((a4 <= 17 && a26 <= 17) && a14 == 18))) && a7 == 1) && a1 == 1) && a25 == 1) && a3 == 1)) || ((((a14 <= 19 && a28 <= 15) && 19 <= a14) && a4 == 18) && a7 == 0)) || ((((a26 == 18 && a14 <= 19) && a7 == 1) && 19 <= a14) && a4 == 18)) || ((((((a26 == 18 && a14 == 20) && a1 == 1) && 16 == a4) && a28 <= 15) && a25 == 1) && a3 == 1)) || (((((a4 == 17 && a1 == 1) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || (((((a1 == 1 && 16 == a4) && a28 == 17) && a25 == 1) && (((((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17) && 17 <= a28) || (((a4 <= 17 && a14 == 20) && 17 <= a28) && a7 == 0))) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a7 == 0)) || ((((((((a26 == 17 && a7 == 1) && a1 == 1) && a28 == 17) && !(5 == input)) && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a14 == 20) && a7 == 1) && 19 == a26)) || (((((a1 == 1 && 16 == a4) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || (((((((a28 <= 16 && a14 <= 19) && a1 == 1) && 16 == a4) && a26 <= 17) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((((((a4 == 17 && a28 == 15) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && !(2 == input)) && a3 == 1)) || (((((a14 == 20 && a7 == 1) && a1 == 1) && 16 == a4) && a25 == 1) && a3 == 1)) || ((((a26 == 18 && a7 == 1) && 17 <= a28) && a14 == 18) && a4 == 18)) || (((a26 == 18 && a14 == 20) && a7 == 1) && 16 == a4)) || ((((a4 <= 17 && a26 == 18) && a14 == 20) && a7 == 1) && a28 <= 15)) || (((((a26 == 18 && a28 <= 16) && a14 <= 19) && 19 <= a14) && a4 == 18) && a7 == 0)) || (((((((((a4 <= 17 && a7 == 1) && a14 == 18) || ((a4 <= 17 && a26 <= 17) && a14 == 18)) && a7 == 1) && a1 == 1) && 16 == a4) && a28 == 17) && a25 == 1) && a3 == 1)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a7 == 0)) || (((((a14 <= 19 && a7 == 1) && 16 == a4) && a28 <= 15) && a26 <= 17) && 19 <= a14) - InvariantResult [Line: 4084]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((a26 == 18 && a14 <= 19) && a1 == 1) && 16 == a4) && a28 <= 15) && a25 == 1) && a3 == 1) || (((a7 == 1 && 16 == a4) && 19 == a26) && a14 == 18)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 19 <= a14) && 19 == a26) && a4 == 18)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && a26 <= 17) && 19 <= a14) && a4 == 18)) || ((((((a14 == 20 && a1 == 1) && a28 == 17) && a25 == 1) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((((a4 <= 17 && a26 == 18) && a28 <= 16) && a14 <= 19) && a7 == 1) && 16 <= a28) && 19 <= a14)) || ((((a28 <= 16 && a7 == 1) && a26 <= 17) && a14 == 18) && a4 == 18)) || (((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18) && a7 == 0)) || (((a7 == 1 && 19 == a26) && a14 == 18) && a4 == 18)) || ((((((a28 <= 16 && (((a4 <= 17 && a7 == 1) && a14 == 18) || ((a4 <= 17 && a26 <= 17) && a14 == 18))) && a7 == 1) && a1 == 1) && 16 == a4) && a25 == 1) && a3 == 1)) || (((((a4 == 17 && a1 == 1) && a28 == 17) && a25 == 1) && (((((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17) && 17 <= a28) || (((a4 <= 17 && a14 == 20) && 17 <= a28) && a7 == 0))) && a3 == 1)) || (((a26 == 18 && a14 == 20) && 16 == a4) && a7 == 0)) || (((((((a26 == 18 && a14 <= 19) && a1 == 1) && 16 == a4) && a28 == 17) && a25 == 1) && a3 == 1) && a7 == 0)) || (((((((a14 <= 19 && a7 == 1) && a1 == 1) && a28 == 17) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || ((((a28 <= 16 && a14 == 20) && a7 == 1) && 19 == a26) && a4 == 18)) || (((((((a28 <= 16 && a14 <= 19) && a1 == 1) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18) && a7 == 0)) || (((a4 <= 17 && a26 == 18) && a14 == 18) && a7 == 0)) || (((a28 <= 16 && a14 == 20) && a4 == 18) && a7 == 0)) || ((((a7 == 1 && 16 == a4) && a26 <= 17) && 17 <= a28) && a14 == 18)) || (((((a4 <= 17 && a14 <= 19) && a7 == 1) && a28 <= 15) && 19 <= a14) && 19 == a26)) || (((a4 <= 17 && a26 == 18) && a7 == 1) && a14 == 18)) || (((((((a4 == 17 && a26 == 18) && a14 == 20) && a7 == 1) && a1 == 1) && a28 == 17) && a25 == 1) && a3 == 1)) || (((a14 == 20 && a7 == 1) && 16 == a4) && 17 <= a28)) || (((((a4 == 17 && (((a4 <= 17 && a7 == 1) && a14 == 18) || ((a4 <= 17 && a26 <= 17) && a14 == 18))) && a1 == 1) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a28 <= 15 && a26 <= 17) && a14 == 18) && a4 == 18) && a7 == 0)) || (((((((a14 <= 19 && a1 == 1) && a28 == 17) && a25 == 1) && 19 <= a14) && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a28 <= 16 && a14 <= 19) && a7 == 1) && 16 == a4) && 19 <= a14) && 19 == a26)) || (((a4 <= 17 && a14 <= 19) && 19 <= a14) && a7 == 0)) || (((((((((a4 == 17 && a7 == 1) && a1 == 1) && a28 == 17) && !(5 == input)) && a25 == 1) && 19 == a14) && 19 == a26) && a3 == 1) && !(5 == input))) || ((((a26 == 18 && a7 == 1) && a28 <= 15) && a14 == 18) && a4 == 18)) || ((((a26 == 18 && a28 <= 16) && a14 == 20) && a7 == 1) && a4 == 18)) || ((((a4 <= 17 && a7 == 1) && a28 <= 15) && 19 == a26) && a14 == 18)) || ((((((a26 == 18 && a1 == 1) && 16 == a4) && a28 <= 15) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a26 == 18 && a28 <= 15) && a14 == 18) && a4 == 18) && a7 == 0)) || (((a4 <= 17 && 17 <= a28) && a14 == 18) && a7 == 0)) || (((a4 <= 17 && a28 <= 16) && a14 == 20) && a7 == 0)) || ((((((a26 == 18 && a7 == 1) && a1 == 1) && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18)) || (((((a26 == 18 && a14 <= 19) && a7 == 1) && 16 == a4) && 16 <= a28) && 19 <= a14)) || (((a4 <= 17 && a28 <= 15) && a14 == 18) && a7 == 0)) || ((((a4 <= 17 && a28 <= 16) && a14 == 20) && a7 == 1) && a26 <= 17)) || (((((((a26 == 18 && a28 <= 16) && a14 <= 19) && a1 == 1) && 16 == a4) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((a28 <= 16 && a14 == 20) && a7 == 1) && a26 <= 17) && a4 == 18)) || ((((((a4 == 17 && a28 <= 16) && (((a4 <= 17 && a7 == 1) && a14 == 18) || ((a4 <= 17 && a26 <= 17) && a14 == 18))) && a7 == 1) && a1 == 1) && a25 == 1) && a3 == 1)) || ((((a14 <= 19 && a28 <= 15) && 19 <= a14) && a4 == 18) && a7 == 0)) || ((((a26 == 18 && a14 <= 19) && a7 == 1) && 19 <= a14) && a4 == 18)) || ((((((a26 == 18 && a14 == 20) && a1 == 1) && 16 == a4) && a28 <= 15) && a25 == 1) && a3 == 1)) || (((((a4 == 17 && a1 == 1) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || (((((a1 == 1 && 16 == a4) && a28 == 17) && a25 == 1) && (((((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17) && 17 <= a28) || (((a4 <= 17 && a14 == 20) && 17 <= a28) && a7 == 0))) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a7 == 0)) || ((((((((a26 == 17 && a7 == 1) && a1 == 1) && a28 == 17) && !(5 == input)) && a25 == 1) && a14 == 18) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a14 == 20) && a7 == 1) && 19 == a26)) || (((((a1 == 1 && 16 == a4) && a28 <= 15) && a25 == 1) && a14 == 18) && a3 == 1)) || (((((((a28 <= 16 && a14 <= 19) && a1 == 1) && 16 == a4) && a26 <= 17) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((((((a4 == 17 && a28 == 15) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && !(2 == input)) && a3 == 1)) || (((((a14 == 20 && a7 == 1) && a1 == 1) && 16 == a4) && a25 == 1) && a3 == 1)) || ((((a26 == 18 && a7 == 1) && 17 <= a28) && a14 == 18) && a4 == 18)) || (((a26 == 18 && a14 == 20) && a7 == 1) && 16 == a4)) || ((((a4 <= 17 && a26 == 18) && a14 == 20) && a7 == 1) && a28 <= 15)) || (((((a26 == 18 && a28 <= 16) && a14 <= 19) && 19 <= a14) && a4 == 18) && a7 == 0)) || (((((((((a4 <= 17 && a7 == 1) && a14 == 18) || ((a4 <= 17 && a26 <= 17) && a14 == 18)) && a7 == 1) && a1 == 1) && 16 == a4) && a28 == 17) && a25 == 1) && a3 == 1)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a7 == 0)) || ((((a4 <= 17 && a7 == 1) && 17 <= a28) && 19 == a26) && a14 == 18)) || (((((a14 <= 19 && a7 == 1) && 16 == a4) && a28 <= 15) && a26 <= 17) && 19 <= a14) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 763 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 189.0s, OverallIterations: 25, TraceHistogramMax: 9, AutomataDifference: 107.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 41.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 22769 SDtfs, 22657 SDslu, 4076 SDs, 0 SdLazy, 86389 SolverSat, 17997 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 64.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3677 GetRequests, 3618 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109913occurred in iteration=24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 16.5s AutomataMinimizationTime, 25 MinimizatonAttempts, 181228 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 751 NumberOfFragments, 6445 HoareAnnotationTreeSize, 6 FomulaSimplifications, 549942 FormulaSimplificationTreeSizeReduction, 9.4s HoareSimplificationTime, 6 FomulaSimplificationsInter, 192146 FormulaSimplificationTreeSizeReductionInter, 31.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 14.1s InterpolantComputationTime, 34846 NumberOfCodeBlocks, 34846 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 36611 ConstructedInterpolants, 0 QuantifiedInterpolants, 181219330 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2113 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 27 InterpolantComputations, 26 PerfectInterpolantSequences, 29192/29487 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...