./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label54.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_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label54.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/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 375adc0b95539abe42ec2654122c834d4b82f166 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:27:49,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 15:27:49,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 15:27:49,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 15:27:49,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 15:27:49,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 15:27:49,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 15:27:49,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 15:27:49,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 15:27:49,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 15:27:49,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 15:27:49,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 15:27:49,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 15:27:49,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 15:27:49,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 15:27:49,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 15:27:49,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 15:27:49,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 15:27:49,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 15:27:49,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 15:27:49,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 15:27:49,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 15:27:49,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 15:27:49,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 15:27:49,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 15:27:49,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 15:27:49,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 15:27:49,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 15:27:49,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 15:27:49,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 15:27:49,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 15:27:49,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 15:27:49,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 15:27:49,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 15:27:49,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 15:27:49,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 15:27:49,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 15:27:49,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 15:27:49,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 15:27:49,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 15:27:49,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 15:27:49,734 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 15:27:49,757 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 15:27:49,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 15:27:49,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 15:27:49,759 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 15:27:49,759 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 15:27:49,759 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 15:27:49,759 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 15:27:49,759 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 15:27:49,759 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 15:27:49,760 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 15:27:49,760 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 15:27:49,760 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 15:27:49,760 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 15:27:49,760 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 15:27:49,760 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 15:27:49,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 15:27:49,761 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 15:27:49,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 15:27:49,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 15:27:49,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 15:27:49,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 15:27:49,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 15:27:49,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 15:27:49,762 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 15:27:49,763 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 15:27:49,763 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 15:27:49,763 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 15:27:49,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 15:27:49,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 15:27:49,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 15:27:49,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 15:27:49,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 15:27:49,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 15:27:49,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 15:27:49,764 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 15:27:49,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 15:27:49,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 15:27:49,765 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 15:27:49,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 15:27:49,765 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_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 375adc0b95539abe42ec2654122c834d4b82f166 [2020-12-09 15:27:49,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 15:27:49,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 15:27:49,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 15:27:49,968 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 15:27:49,969 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 15:27:49,969 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2020-12-09 15:27:50,010 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/data/e939fd983/4a6ce966d1294f09a08920af3f262241/FLAG9d5c1ff83 [2020-12-09 15:27:50,631 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 15:27:50,631 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2020-12-09 15:27:50,650 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/data/e939fd983/4a6ce966d1294f09a08920af3f262241/FLAG9d5c1ff83 [2020-12-09 15:27:51,011 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/data/e939fd983/4a6ce966d1294f09a08920af3f262241 [2020-12-09 15:27:51,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 15:27:51,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 15:27:51,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 15:27:51,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 15:27:51,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 15:27:51,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:27:51" (1/1) ... [2020-12-09 15:27:51,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5931ce6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:51, skipping insertion in model container [2020-12-09 15:27:51,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:27:51" (1/1) ... [2020-12-09 15:27:51,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 15:27:51,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 15:27:52,003 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_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/sv-benchmarks/c/eca-rers2012/Problem04_label54.c[182916,182929] [2020-12-09 15:27:52,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 15:27:52,021 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 15:27:52,438 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_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/sv-benchmarks/c/eca-rers2012/Problem04_label54.c[182916,182929] [2020-12-09 15:27:52,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 15:27:52,462 INFO L208 MainTranslator]: Completed translation [2020-12-09 15:27:52,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:52 WrapperNode [2020-12-09 15:27:52,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 15:27:52,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 15:27:52,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 15:27:52,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 15:27:52,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:52" (1/1) ... [2020-12-09 15:27:52,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:52" (1/1) ... [2020-12-09 15:27:52,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 15:27:52,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 15:27:52,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 15:27:52,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 15:27:52,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:52" (1/1) ... [2020-12-09 15:27:52,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:52" (1/1) ... [2020-12-09 15:27:52,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:52" (1/1) ... [2020-12-09 15:27:52,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:52" (1/1) ... [2020-12-09 15:27:52,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:52" (1/1) ... [2020-12-09 15:27:52,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:52" (1/1) ... [2020-12-09 15:27:52,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:52" (1/1) ... [2020-12-09 15:27:52,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 15:27:52,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 15:27:52,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 15:27:52,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 15:27:52,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/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 15:27:52,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 15:27:52,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 15:27:52,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 15:27:52,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 15:27:56,295 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 15:27:56,296 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-09 15:27:56,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:27:56 BoogieIcfgContainer [2020-12-09 15:27:56,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 15:27:56,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 15:27:56,301 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 15:27:56,303 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 15:27:56,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 03:27:51" (1/3) ... [2020-12-09 15:27:56,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea319f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:27:56, skipping insertion in model container [2020-12-09 15:27:56,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:27:52" (2/3) ... [2020-12-09 15:27:56,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ea319f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:27:56, skipping insertion in model container [2020-12-09 15:27:56,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:27:56" (3/3) ... [2020-12-09 15:27:56,305 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem04_label54.c [2020-12-09 15:27:56,314 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 15:27:56,318 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 15:27:56,324 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 15:27:56,351 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 15:27:56,351 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 15:27:56,351 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 15:27:56,351 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 15:27:56,351 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 15:27:56,351 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 15:27:56,352 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 15:27:56,352 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 15:27:56,378 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states. [2020-12-09 15:27:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2020-12-09 15:27:56,413 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:27:56,414 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 15:27:56,414 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:27:56,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:27:56,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1512460164, now seen corresponding path program 1 times [2020-12-09 15:27:56,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:27:56,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633515246] [2020-12-09 15:27:56,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:27:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:27:57,715 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 15:27:57,716 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633515246] [2020-12-09 15:27:57,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:27:57,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 15:27:57,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614040321] [2020-12-09 15:27:57,721 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:27:57,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:27:57,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:27:57,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 15:27:57,731 INFO L87 Difference]: Start difference. First operand 763 states. Second operand 3 states. [2020-12-09 15:28:00,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:00,118 INFO L93 Difference]: Finished difference Result 2285 states and 4541 transitions. [2020-12-09 15:28:00,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:28:00,119 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 755 [2020-12-09 15:28:00,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:00,143 INFO L225 Difference]: With dead ends: 2285 [2020-12-09 15:28:00,144 INFO L226 Difference]: Without dead ends: 1519 [2020-12-09 15:28:00,149 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 15:28:00,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2020-12-09 15:28:00,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1519. [2020-12-09 15:28:00,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1519 states. [2020-12-09 15:28:00,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 2827 transitions. [2020-12-09 15:28:00,227 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 2827 transitions. Word has length 755 [2020-12-09 15:28:00,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:00,228 INFO L481 AbstractCegarLoop]: Abstraction has 1519 states and 2827 transitions. [2020-12-09 15:28:00,229 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:28:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2827 transitions. [2020-12-09 15:28:00,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2020-12-09 15:28:00,245 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:00,246 INFO L422 BasicCegarLoop]: trace histogram [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, 1] [2020-12-09 15:28:00,246 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 15:28:00,246 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:00,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:00,247 INFO L82 PathProgramCache]: Analyzing trace with hash -619427050, now seen corresponding path program 1 times [2020-12-09 15:28:00,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:00,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013049593] [2020-12-09 15:28:00,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:00,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 15:28:00,667 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013049593] [2020-12-09 15:28:00,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:28:00,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 15:28:00,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615219720] [2020-12-09 15:28:00,670 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:28:00,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:00,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:28:00,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 15:28:00,671 INFO L87 Difference]: Start difference. First operand 1519 states and 2827 transitions. Second operand 3 states. [2020-12-09 15:28:03,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:03,381 INFO L93 Difference]: Finished difference Result 4553 states and 8478 transitions. [2020-12-09 15:28:03,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:28:03,382 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 759 [2020-12-09 15:28:03,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:03,394 INFO L225 Difference]: With dead ends: 4553 [2020-12-09 15:28:03,394 INFO L226 Difference]: Without dead ends: 3035 [2020-12-09 15:28:03,397 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 15:28:03,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3035 states. [2020-12-09 15:28:03,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3035 to 3035. [2020-12-09 15:28:03,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3035 states. [2020-12-09 15:28:03,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 3035 states and 4908 transitions. [2020-12-09 15:28:03,451 INFO L78 Accepts]: Start accepts. Automaton has 3035 states and 4908 transitions. Word has length 759 [2020-12-09 15:28:03,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:03,452 INFO L481 AbstractCegarLoop]: Abstraction has 3035 states and 4908 transitions. [2020-12-09 15:28:03,452 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:28:03,452 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 4908 transitions. [2020-12-09 15:28:03,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2020-12-09 15:28:03,459 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:03,460 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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 15:28:03,460 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 15:28:03,460 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:03,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:03,460 INFO L82 PathProgramCache]: Analyzing trace with hash -854425906, now seen corresponding path program 1 times [2020-12-09 15:28:03,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:03,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235621408] [2020-12-09 15:28:03,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:03,906 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 15:28:03,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235621408] [2020-12-09 15:28:03,906 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:28:03,906 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 15:28:03,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69808333] [2020-12-09 15:28:03,907 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:28:03,907 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:03,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:28:03,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 15:28:03,908 INFO L87 Difference]: Start difference. First operand 3035 states and 4908 transitions. Second operand 3 states. [2020-12-09 15:28:06,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:06,400 INFO L93 Difference]: Finished difference Result 9101 states and 14721 transitions. [2020-12-09 15:28:06,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:28:06,401 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 764 [2020-12-09 15:28:06,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:06,423 INFO L225 Difference]: With dead ends: 9101 [2020-12-09 15:28:06,423 INFO L226 Difference]: Without dead ends: 6067 [2020-12-09 15:28:06,426 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 15:28:06,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6067 states. [2020-12-09 15:28:06,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6067 to 6067. [2020-12-09 15:28:06,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6067 states. [2020-12-09 15:28:06,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6067 states to 6067 states and 8680 transitions. [2020-12-09 15:28:06,519 INFO L78 Accepts]: Start accepts. Automaton has 6067 states and 8680 transitions. Word has length 764 [2020-12-09 15:28:06,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:06,519 INFO L481 AbstractCegarLoop]: Abstraction has 6067 states and 8680 transitions. [2020-12-09 15:28:06,519 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:28:06,519 INFO L276 IsEmpty]: Start isEmpty. Operand 6067 states and 8680 transitions. [2020-12-09 15:28:06,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2020-12-09 15:28:06,530 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:06,531 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:28:06,531 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-09 15:28:06,531 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:06,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:06,532 INFO L82 PathProgramCache]: Analyzing trace with hash -1476349566, now seen corresponding path program 1 times [2020-12-09 15:28:06,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:06,532 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121257544] [2020-12-09 15:28:06,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:06,952 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 15:28:06,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121257544] [2020-12-09 15:28:06,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:28:06,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 15:28:06,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564164221] [2020-12-09 15:28:06,953 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:28:06,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:06,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:28:06,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 15:28:06,954 INFO L87 Difference]: Start difference. First operand 6067 states and 8680 transitions. Second operand 3 states. [2020-12-09 15:28:09,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:09,568 INFO L93 Difference]: Finished difference Result 18197 states and 26037 transitions. [2020-12-09 15:28:09,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:28:09,569 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 767 [2020-12-09 15:28:09,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:09,609 INFO L225 Difference]: With dead ends: 18197 [2020-12-09 15:28:09,609 INFO L226 Difference]: Without dead ends: 12131 [2020-12-09 15:28:09,614 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 15:28:09,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12131 states. [2020-12-09 15:28:09,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12131 to 12131. [2020-12-09 15:28:09,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12131 states. [2020-12-09 15:28:09,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12131 states to 12131 states and 15798 transitions. [2020-12-09 15:28:09,762 INFO L78 Accepts]: Start accepts. Automaton has 12131 states and 15798 transitions. Word has length 767 [2020-12-09 15:28:09,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:09,762 INFO L481 AbstractCegarLoop]: Abstraction has 12131 states and 15798 transitions. [2020-12-09 15:28:09,763 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:28:09,763 INFO L276 IsEmpty]: Start isEmpty. Operand 12131 states and 15798 transitions. [2020-12-09 15:28:09,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2020-12-09 15:28:09,780 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:09,781 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 15:28:09,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-09 15:28:09,781 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:09,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:09,782 INFO L82 PathProgramCache]: Analyzing trace with hash 1961936416, now seen corresponding path program 1 times [2020-12-09 15:28:09,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:09,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308722333] [2020-12-09 15:28:09,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:10,232 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 15:28:10,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308722333] [2020-12-09 15:28:10,232 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:28:10,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 15:28:10,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298224913] [2020-12-09 15:28:10,233 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:28:10,234 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:10,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:28:10,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 15:28:10,234 INFO L87 Difference]: Start difference. First operand 12131 states and 15798 transitions. Second operand 3 states. [2020-12-09 15:28:12,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:12,987 INFO L93 Difference]: Finished difference Result 35631 states and 46518 transitions. [2020-12-09 15:28:12,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:28:12,988 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 768 [2020-12-09 15:28:12,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:13,042 INFO L225 Difference]: With dead ends: 35631 [2020-12-09 15:28:13,043 INFO L226 Difference]: Without dead ends: 23501 [2020-12-09 15:28:13,053 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 15:28:13,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23501 states. [2020-12-09 15:28:13,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23501 to 23501. [2020-12-09 15:28:13,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23501 states. [2020-12-09 15:28:13,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23501 states to 23501 states and 29125 transitions. [2020-12-09 15:28:13,269 INFO L78 Accepts]: Start accepts. Automaton has 23501 states and 29125 transitions. Word has length 768 [2020-12-09 15:28:13,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:13,270 INFO L481 AbstractCegarLoop]: Abstraction has 23501 states and 29125 transitions. [2020-12-09 15:28:13,270 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:28:13,270 INFO L276 IsEmpty]: Start isEmpty. Operand 23501 states and 29125 transitions. [2020-12-09 15:28:13,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 779 [2020-12-09 15:28:13,291 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:13,291 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:28:13,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-09 15:28:13,292 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:13,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:13,292 INFO L82 PathProgramCache]: Analyzing trace with hash -575146105, now seen corresponding path program 1 times [2020-12-09 15:28:13,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:13,292 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903736424] [2020-12-09 15:28:13,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:13,765 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 15:28:13,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903736424] [2020-12-09 15:28:13,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:28:13,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 15:28:13,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187118557] [2020-12-09 15:28:13,766 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:28:13,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:13,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:28:13,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 15:28:13,766 INFO L87 Difference]: Start difference. First operand 23501 states and 29125 transitions. Second operand 3 states. [2020-12-09 15:28:16,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:16,542 INFO L93 Difference]: Finished difference Result 62919 states and 78592 transitions. [2020-12-09 15:28:16,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:28:16,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 778 [2020-12-09 15:28:16,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:16,594 INFO L225 Difference]: With dead ends: 62919 [2020-12-09 15:28:16,594 INFO L226 Difference]: Without dead ends: 39419 [2020-12-09 15:28:16,611 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 15:28:16,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39419 states. [2020-12-09 15:28:16,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39419 to 39419. [2020-12-09 15:28:16,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39419 states. [2020-12-09 15:28:16,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39419 states to 39419 states and 48784 transitions. [2020-12-09 15:28:16,969 INFO L78 Accepts]: Start accepts. Automaton has 39419 states and 48784 transitions. Word has length 778 [2020-12-09 15:28:16,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:16,969 INFO L481 AbstractCegarLoop]: Abstraction has 39419 states and 48784 transitions. [2020-12-09 15:28:16,969 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:28:16,970 INFO L276 IsEmpty]: Start isEmpty. Operand 39419 states and 48784 transitions. [2020-12-09 15:28:17,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2020-12-09 15:28:17,005 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:17,006 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:28:17,006 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-09 15:28:17,006 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:17,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:17,006 INFO L82 PathProgramCache]: Analyzing trace with hash -165878877, now seen corresponding path program 1 times [2020-12-09 15:28:17,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:17,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662143439] [2020-12-09 15:28:17,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:17,421 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 15:28:17,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662143439] [2020-12-09 15:28:17,421 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:28:17,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 15:28:17,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466771387] [2020-12-09 15:28:17,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 15:28:17,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:17,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 15:28:17,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 15:28:17,423 INFO L87 Difference]: Start difference. First operand 39419 states and 48784 transitions. Second operand 4 states. [2020-12-09 15:28:22,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:22,181 INFO L93 Difference]: Finished difference Result 93239 states and 118445 transitions. [2020-12-09 15:28:22,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 15:28:22,181 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 781 [2020-12-09 15:28:22,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:22,234 INFO L225 Difference]: With dead ends: 93239 [2020-12-09 15:28:22,234 INFO L226 Difference]: Without dead ends: 53821 [2020-12-09 15:28:22,255 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 15:28:22,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53821 states. [2020-12-09 15:28:22,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53821 to 53063. [2020-12-09 15:28:22,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53063 states. [2020-12-09 15:28:22,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53063 states to 53063 states and 65496 transitions. [2020-12-09 15:28:22,765 INFO L78 Accepts]: Start accepts. Automaton has 53063 states and 65496 transitions. Word has length 781 [2020-12-09 15:28:22,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:22,765 INFO L481 AbstractCegarLoop]: Abstraction has 53063 states and 65496 transitions. [2020-12-09 15:28:22,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 15:28:22,765 INFO L276 IsEmpty]: Start isEmpty. Operand 53063 states and 65496 transitions. [2020-12-09 15:28:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 825 [2020-12-09 15:28:22,791 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:22,792 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:28:22,792 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-09 15:28:22,792 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:22,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:22,792 INFO L82 PathProgramCache]: Analyzing trace with hash 47165332, now seen corresponding path program 1 times [2020-12-09 15:28:22,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:22,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712510481] [2020-12-09 15:28:22,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:23,368 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 15:28:23,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712510481] [2020-12-09 15:28:23,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:28:23,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 15:28:23,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657894929] [2020-12-09 15:28:23,369 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 15:28:23,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:23,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 15:28:23,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 15:28:23,370 INFO L87 Difference]: Start difference. First operand 53063 states and 65496 transitions. Second operand 4 states. [2020-12-09 15:28:26,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:26,354 INFO L93 Difference]: Finished difference Result 107012 states and 131902 transitions. [2020-12-09 15:28:26,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 15:28:26,355 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 824 [2020-12-09 15:28:26,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:26,407 INFO L225 Difference]: With dead ends: 107012 [2020-12-09 15:28:26,408 INFO L226 Difference]: Without dead ends: 53950 [2020-12-09 15:28:26,430 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 15:28:26,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53950 states. [2020-12-09 15:28:26,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53950 to 53821. [2020-12-09 15:28:26,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53821 states. [2020-12-09 15:28:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53821 states to 53821 states and 66260 transitions. [2020-12-09 15:28:26,934 INFO L78 Accepts]: Start accepts. Automaton has 53821 states and 66260 transitions. Word has length 824 [2020-12-09 15:28:26,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:26,935 INFO L481 AbstractCegarLoop]: Abstraction has 53821 states and 66260 transitions. [2020-12-09 15:28:26,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 15:28:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 53821 states and 66260 transitions. [2020-12-09 15:28:26,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 875 [2020-12-09 15:28:26,962 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:26,963 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1] [2020-12-09 15:28:26,963 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-09 15:28:26,963 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:26,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:26,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1691758171, now seen corresponding path program 1 times [2020-12-09 15:28:26,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:26,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182497172] [2020-12-09 15:28:26,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:27,559 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-09 15:28:27,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182497172] [2020-12-09 15:28:27,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:28:27,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 15:28:27,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049701516] [2020-12-09 15:28:27,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:28:27,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:27,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:28:27,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 15:28:27,561 INFO L87 Difference]: Start difference. First operand 53821 states and 66260 transitions. Second operand 3 states. [2020-12-09 15:28:30,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:30,524 INFO L93 Difference]: Finished difference Result 128107 states and 157191 transitions. [2020-12-09 15:28:30,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:28:30,525 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 874 [2020-12-09 15:28:30,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:30,591 INFO L225 Difference]: With dead ends: 128107 [2020-12-09 15:28:30,592 INFO L226 Difference]: Without dead ends: 75045 [2020-12-09 15:28:30,616 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 15:28:30,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75045 states. [2020-12-09 15:28:31,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75045 to 70497. [2020-12-09 15:28:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70497 states. [2020-12-09 15:28:31,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70497 states to 70497 states and 83576 transitions. [2020-12-09 15:28:31,349 INFO L78 Accepts]: Start accepts. Automaton has 70497 states and 83576 transitions. Word has length 874 [2020-12-09 15:28:31,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:31,350 INFO L481 AbstractCegarLoop]: Abstraction has 70497 states and 83576 transitions. [2020-12-09 15:28:31,350 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:28:31,350 INFO L276 IsEmpty]: Start isEmpty. Operand 70497 states and 83576 transitions. [2020-12-09 15:28:31,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 892 [2020-12-09 15:28:31,382 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:31,383 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 15:28:31,383 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-09 15:28:31,383 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:31,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:31,384 INFO L82 PathProgramCache]: Analyzing trace with hash 225223123, now seen corresponding path program 1 times [2020-12-09 15:28:31,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:31,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726601427] [2020-12-09 15:28:31,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:32,499 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 15:28:32,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726601427] [2020-12-09 15:28:32,500 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:28:32,500 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 15:28:32,500 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854921267] [2020-12-09 15:28:32,501 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:28:32,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:32,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:28:32,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 15:28:32,501 INFO L87 Difference]: Start difference. First operand 70497 states and 83576 transitions. Second operand 3 states. [2020-12-09 15:28:35,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:35,398 INFO L93 Difference]: Finished difference Result 140235 states and 166387 transitions. [2020-12-09 15:28:35,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:28:35,399 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 891 [2020-12-09 15:28:35,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:35,461 INFO L225 Difference]: With dead ends: 140235 [2020-12-09 15:28:35,461 INFO L226 Difference]: Without dead ends: 70497 [2020-12-09 15:28:35,516 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 15:28:35,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70497 states. [2020-12-09 15:28:36,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70497 to 61401. [2020-12-09 15:28:36,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61401 states. [2020-12-09 15:28:36,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61401 states to 61401 states and 70476 transitions. [2020-12-09 15:28:36,069 INFO L78 Accepts]: Start accepts. Automaton has 61401 states and 70476 transitions. Word has length 891 [2020-12-09 15:28:36,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:36,069 INFO L481 AbstractCegarLoop]: Abstraction has 61401 states and 70476 transitions. [2020-12-09 15:28:36,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:28:36,069 INFO L276 IsEmpty]: Start isEmpty. Operand 61401 states and 70476 transitions. [2020-12-09 15:28:36,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 917 [2020-12-09 15:28:36,093 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:36,094 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:28:36,094 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-09 15:28:36,094 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:36,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:36,095 INFO L82 PathProgramCache]: Analyzing trace with hash 365253234, now seen corresponding path program 1 times [2020-12-09 15:28:36,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:36,095 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451722746] [2020-12-09 15:28:36,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:37,217 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 15:28:37,217 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451722746] [2020-12-09 15:28:37,217 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:28:37,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 15:28:37,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090629036] [2020-12-09 15:28:37,220 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 15:28:37,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:37,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 15:28:37,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 15:28:37,220 INFO L87 Difference]: Start difference. First operand 61401 states and 70476 transitions. Second operand 4 states. [2020-12-09 15:28:41,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:41,135 INFO L93 Difference]: Finished difference Result 125075 states and 143472 transitions. [2020-12-09 15:28:41,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 15:28:41,136 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 916 [2020-12-09 15:28:41,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:41,183 INFO L225 Difference]: With dead ends: 125075 [2020-12-09 15:28:41,183 INFO L226 Difference]: Without dead ends: 64433 [2020-12-09 15:28:41,197 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 15:28:41,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64433 states. [2020-12-09 15:28:41,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64433 to 62917. [2020-12-09 15:28:41,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62917 states. [2020-12-09 15:28:41,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62917 states to 62917 states and 71890 transitions. [2020-12-09 15:28:41,741 INFO L78 Accepts]: Start accepts. Automaton has 62917 states and 71890 transitions. Word has length 916 [2020-12-09 15:28:41,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:41,741 INFO L481 AbstractCegarLoop]: Abstraction has 62917 states and 71890 transitions. [2020-12-09 15:28:41,741 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 15:28:41,741 INFO L276 IsEmpty]: Start isEmpty. Operand 62917 states and 71890 transitions. [2020-12-09 15:28:41,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1010 [2020-12-09 15:28:41,765 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:41,766 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-12-09 15:28:41,766 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-09 15:28:41,766 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:41,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:41,767 INFO L82 PathProgramCache]: Analyzing trace with hash -1022028112, now seen corresponding path program 1 times [2020-12-09 15:28:41,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:41,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479027039] [2020-12-09 15:28:41,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:42,813 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2020-12-09 15:28:42,813 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479027039] [2020-12-09 15:28:42,813 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:28:42,814 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 15:28:42,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356857094] [2020-12-09 15:28:42,814 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:28:42,815 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:42,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:28:42,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 15:28:42,815 INFO L87 Difference]: Start difference. First operand 62917 states and 71890 transitions. Second operand 3 states. [2020-12-09 15:28:45,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:45,653 INFO L93 Difference]: Finished difference Result 125075 states and 143015 transitions. [2020-12-09 15:28:45,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:28:45,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1009 [2020-12-09 15:28:45,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:45,705 INFO L225 Difference]: With dead ends: 125075 [2020-12-09 15:28:45,705 INFO L226 Difference]: Without dead ends: 62917 [2020-12-09 15:28:45,731 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 15:28:45,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62917 states. [2020-12-09 15:28:46,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62917 to 61401. [2020-12-09 15:28:46,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61401 states. [2020-12-09 15:28:46,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61401 states to 61401 states and 67766 transitions. [2020-12-09 15:28:46,279 INFO L78 Accepts]: Start accepts. Automaton has 61401 states and 67766 transitions. Word has length 1009 [2020-12-09 15:28:46,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:46,280 INFO L481 AbstractCegarLoop]: Abstraction has 61401 states and 67766 transitions. [2020-12-09 15:28:46,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:28:46,280 INFO L276 IsEmpty]: Start isEmpty. Operand 61401 states and 67766 transitions. [2020-12-09 15:28:46,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1388 [2020-12-09 15:28:46,316 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:46,318 INFO L422 BasicCegarLoop]: trace histogram [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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:28:46,318 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-09 15:28:46,318 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:46,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:46,318 INFO L82 PathProgramCache]: Analyzing trace with hash -2106934820, now seen corresponding path program 1 times [2020-12-09 15:28:46,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:46,319 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782151671] [2020-12-09 15:28:46,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:46,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:49,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 1139 proven. 89 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2020-12-09 15:28:49,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782151671] [2020-12-09 15:28:49,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1966956818] [2020-12-09 15:28:49,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/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 15:28:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:49,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 1750 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 15:28:49,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 15:28:51,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 1153 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2020-12-09 15:28:51,226 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 15:28:52,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 1153 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2020-12-09 15:28:52,850 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 15:28:52,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 15:28:52,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342973078] [2020-12-09 15:28:52,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:28:52,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:52,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:28:52,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 15:28:52,854 INFO L87 Difference]: Start difference. First operand 61401 states and 67766 transitions. Second operand 3 states. [2020-12-09 15:28:55,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:28:55,695 INFO L93 Difference]: Finished difference Result 123559 states and 136319 transitions. [2020-12-09 15:28:55,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:28:55,695 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1387 [2020-12-09 15:28:55,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:28:55,744 INFO L225 Difference]: With dead ends: 123559 [2020-12-09 15:28:55,744 INFO L226 Difference]: Without dead ends: 62917 [2020-12-09 15:28:55,765 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2777 GetRequests, 2771 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 15:28:55,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62917 states. [2020-12-09 15:28:56,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62917 to 62917. [2020-12-09 15:28:56,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62917 states. [2020-12-09 15:28:56,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62917 states to 62917 states and 68250 transitions. [2020-12-09 15:28:56,295 INFO L78 Accepts]: Start accepts. Automaton has 62917 states and 68250 transitions. Word has length 1387 [2020-12-09 15:28:56,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:28:56,296 INFO L481 AbstractCegarLoop]: Abstraction has 62917 states and 68250 transitions. [2020-12-09 15:28:56,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:28:56,296 INFO L276 IsEmpty]: Start isEmpty. Operand 62917 states and 68250 transitions. [2020-12-09 15:28:56,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1500 [2020-12-09 15:28:56,331 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:28:56,332 INFO L422 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 15:28:56,533 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-12-09 15:28:56,533 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:28:56,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:28:56,534 INFO L82 PathProgramCache]: Analyzing trace with hash 778028282, now seen corresponding path program 1 times [2020-12-09 15:28:56,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:28:56,535 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283879124] [2020-12-09 15:28:56,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:28:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:28:58,952 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 755 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2020-12-09 15:28:58,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283879124] [2020-12-09 15:28:58,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:28:58,953 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 15:28:58,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963940230] [2020-12-09 15:28:58,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:28:58,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:28:58,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:28:58,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 15:28:58,954 INFO L87 Difference]: Start difference. First operand 62917 states and 68250 transitions. Second operand 3 states. [2020-12-09 15:29:01,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:29:01,650 INFO L93 Difference]: Finished difference Result 128865 states and 139837 transitions. [2020-12-09 15:29:01,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:29:01,651 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1499 [2020-12-09 15:29:01,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:29:01,702 INFO L225 Difference]: With dead ends: 128865 [2020-12-09 15:29:01,702 INFO L226 Difference]: Without dead ends: 65949 [2020-12-09 15:29:01,727 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 15:29:01,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65949 states. [2020-12-09 15:29:02,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65949 to 65949. [2020-12-09 15:29:02,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65949 states. [2020-12-09 15:29:02,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65949 states to 65949 states and 67598 transitions. [2020-12-09 15:29:02,395 INFO L78 Accepts]: Start accepts. Automaton has 65949 states and 67598 transitions. Word has length 1499 [2020-12-09 15:29:02,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:29:02,395 INFO L481 AbstractCegarLoop]: Abstraction has 65949 states and 67598 transitions. [2020-12-09 15:29:02,395 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:29:02,395 INFO L276 IsEmpty]: Start isEmpty. Operand 65949 states and 67598 transitions. [2020-12-09 15:29:02,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1501 [2020-12-09 15:29:02,444 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:29:02,445 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:29:02,445 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-09 15:29:02,445 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:29:02,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:29:02,446 INFO L82 PathProgramCache]: Analyzing trace with hash 1723128540, now seen corresponding path program 1 times [2020-12-09 15:29:02,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:29:02,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736301321] [2020-12-09 15:29:02,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:29:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:29:05,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 1483 proven. 89 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2020-12-09 15:29:05,336 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736301321] [2020-12-09 15:29:05,336 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1882258432] [2020-12-09 15:29:05,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 15:29:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:29:05,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 1896 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 15:29:05,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 15:29:07,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 1433 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2020-12-09 15:29:07,375 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 15:29:09,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 1433 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2020-12-09 15:29:09,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 15:29:09,091 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 15:29:09,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352838083] [2020-12-09 15:29:09,092 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:29:09,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:29:09,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:29:09,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 15:29:09,093 INFO L87 Difference]: Start difference. First operand 65949 states and 67598 transitions. Second operand 3 states. [2020-12-09 15:29:11,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:29:11,394 INFO L93 Difference]: Finished difference Result 150847 states and 154725 transitions. [2020-12-09 15:29:11,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:29:11,394 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1500 [2020-12-09 15:29:11,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:29:11,453 INFO L225 Difference]: With dead ends: 150847 [2020-12-09 15:29:11,453 INFO L226 Difference]: Without dead ends: 85657 [2020-12-09 15:29:11,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3003 GetRequests, 2997 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 15:29:11,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85657 states. [2020-12-09 15:29:12,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85657 to 84899. [2020-12-09 15:29:12,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84899 states. [2020-12-09 15:29:12,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84899 states to 84899 states and 86747 transitions. [2020-12-09 15:29:12,178 INFO L78 Accepts]: Start accepts. Automaton has 84899 states and 86747 transitions. Word has length 1500 [2020-12-09 15:29:12,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:29:12,179 INFO L481 AbstractCegarLoop]: Abstraction has 84899 states and 86747 transitions. [2020-12-09 15:29:12,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:29:12,179 INFO L276 IsEmpty]: Start isEmpty. Operand 84899 states and 86747 transitions. [2020-12-09 15:29:12,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1507 [2020-12-09 15:29:12,230 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:29:12,231 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 15:29:12,432 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-12-09 15:29:12,433 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:29:12,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:29:12,435 INFO L82 PathProgramCache]: Analyzing trace with hash 138561228, now seen corresponding path program 1 times [2020-12-09 15:29:12,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:29:12,436 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359360564] [2020-12-09 15:29:12,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:29:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:29:14,987 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 790 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2020-12-09 15:29:14,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359360564] [2020-12-09 15:29:14,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:29:14,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 15:29:14,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799050991] [2020-12-09 15:29:14,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 15:29:14,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:29:14,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 15:29:14,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 15:29:14,989 INFO L87 Difference]: Start difference. First operand 84899 states and 86747 transitions. Second operand 4 states. [2020-12-09 15:29:18,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:29:18,406 INFO L93 Difference]: Finished difference Result 172071 states and 175833 transitions. [2020-12-09 15:29:18,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 15:29:18,406 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1506 [2020-12-09 15:29:18,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:29:18,472 INFO L225 Difference]: With dead ends: 172071 [2020-12-09 15:29:18,472 INFO L226 Difference]: Without dead ends: 87931 [2020-12-09 15:29:18,500 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 15:29:18,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87931 states. [2020-12-09 15:29:19,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87931 to 84141. [2020-12-09 15:29:19,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84141 states. [2020-12-09 15:29:19,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84141 states to 84141 states and 85977 transitions. [2020-12-09 15:29:19,225 INFO L78 Accepts]: Start accepts. Automaton has 84141 states and 85977 transitions. Word has length 1506 [2020-12-09 15:29:19,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:29:19,225 INFO L481 AbstractCegarLoop]: Abstraction has 84141 states and 85977 transitions. [2020-12-09 15:29:19,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 15:29:19,225 INFO L276 IsEmpty]: Start isEmpty. Operand 84141 states and 85977 transitions. [2020-12-09 15:29:19,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1521 [2020-12-09 15:29:19,278 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:29:19,279 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:29:19,280 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-09 15:29:19,280 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:29:19,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:29:19,280 INFO L82 PathProgramCache]: Analyzing trace with hash 917431860, now seen corresponding path program 1 times [2020-12-09 15:29:19,280 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:29:19,280 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337849637] [2020-12-09 15:29:19,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:29:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:29:21,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2365 backedges. 1656 proven. 0 refuted. 0 times theorem prover too weak. 709 trivial. 0 not checked. [2020-12-09 15:29:21,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337849637] [2020-12-09 15:29:21,009 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:29:21,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 15:29:21,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757880995] [2020-12-09 15:29:21,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:29:21,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:29:21,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:29:21,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 15:29:21,011 INFO L87 Difference]: Start difference. First operand 84141 states and 85977 transitions. Second operand 3 states. [2020-12-09 15:29:23,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:29:23,464 INFO L93 Difference]: Finished difference Result 185715 states and 189934 transitions. [2020-12-09 15:29:23,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:29:23,464 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1520 [2020-12-09 15:29:23,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:29:23,549 INFO L225 Difference]: With dead ends: 185715 [2020-12-09 15:29:23,549 INFO L226 Difference]: Without dead ends: 102333 [2020-12-09 15:29:23,593 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 15:29:23,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102333 states. [2020-12-09 15:29:24,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102333 to 98543. [2020-12-09 15:29:24,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98543 states. [2020-12-09 15:29:24,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98543 states to 98543 states and 100644 transitions. [2020-12-09 15:29:24,523 INFO L78 Accepts]: Start accepts. Automaton has 98543 states and 100644 transitions. Word has length 1520 [2020-12-09 15:29:24,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:29:24,523 INFO L481 AbstractCegarLoop]: Abstraction has 98543 states and 100644 transitions. [2020-12-09 15:29:24,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:29:24,524 INFO L276 IsEmpty]: Start isEmpty. Operand 98543 states and 100644 transitions. [2020-12-09 15:29:24,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1532 [2020-12-09 15:29:24,577 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:29:24,578 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 15:29:24,578 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-09 15:29:24,578 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:29:24,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:29:24,579 INFO L82 PathProgramCache]: Analyzing trace with hash -289128289, now seen corresponding path program 1 times [2020-12-09 15:29:24,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:29:24,579 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96656822] [2020-12-09 15:29:24,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:29:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:29:26,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1717 backedges. 1072 proven. 0 refuted. 0 times theorem prover too weak. 645 trivial. 0 not checked. [2020-12-09 15:29:26,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96656822] [2020-12-09 15:29:26,108 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 15:29:26,108 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 15:29:26,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173765084] [2020-12-09 15:29:26,109 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:29:26,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:29:26,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:29:26,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 15:29:26,110 INFO L87 Difference]: Start difference. First operand 98543 states and 100644 transitions. Second operand 3 states. [2020-12-09 15:29:28,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:29:28,726 INFO L93 Difference]: Finished difference Result 222099 states and 226889 transitions. [2020-12-09 15:29:28,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:29:28,727 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1531 [2020-12-09 15:29:28,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:29:28,828 INFO L225 Difference]: With dead ends: 222099 [2020-12-09 15:29:28,828 INFO L226 Difference]: Without dead ends: 113703 [2020-12-09 15:29:28,871 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 15:29:28,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113703 states. [2020-12-09 15:29:29,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113703 to 106881. [2020-12-09 15:29:29,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106881 states. [2020-12-09 15:29:29,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106881 states to 106881 states and 108706 transitions. [2020-12-09 15:29:29,877 INFO L78 Accepts]: Start accepts. Automaton has 106881 states and 108706 transitions. Word has length 1531 [2020-12-09 15:29:29,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:29:29,878 INFO L481 AbstractCegarLoop]: Abstraction has 106881 states and 108706 transitions. [2020-12-09 15:29:29,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:29:29,878 INFO L276 IsEmpty]: Start isEmpty. Operand 106881 states and 108706 transitions. [2020-12-09 15:29:29,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1571 [2020-12-09 15:29:29,932 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:29:29,933 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:29:29,933 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-09 15:29:29,933 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:29:29,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:29:29,934 INFO L82 PathProgramCache]: Analyzing trace with hash 1509526955, now seen corresponding path program 1 times [2020-12-09 15:29:29,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:29:29,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4732897] [2020-12-09 15:29:29,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:29:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:29:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2226 backedges. 1612 proven. 89 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2020-12-09 15:29:33,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4732897] [2020-12-09 15:29:33,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1067356834] [2020-12-09 15:29:33,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 15:29:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:29:33,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 1967 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 15:29:33,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 15:29:35,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2226 backedges. 1336 proven. 0 refuted. 0 times theorem prover too weak. 890 trivial. 0 not checked. [2020-12-09 15:29:35,860 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 15:29:38,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2226 backedges. 1336 proven. 0 refuted. 0 times theorem prover too weak. 890 trivial. 0 not checked. [2020-12-09 15:29:38,217 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 15:29:38,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 15:29:38,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673172827] [2020-12-09 15:29:38,220 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:29:38,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:29:38,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:29:38,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 15:29:38,220 INFO L87 Difference]: Start difference. First operand 106881 states and 108706 transitions. Second operand 3 states. [2020-12-09 15:29:40,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:29:40,516 INFO L93 Difference]: Finished difference Result 209971 states and 213557 transitions. [2020-12-09 15:29:40,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:29:40,517 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1570 [2020-12-09 15:29:40,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:29:40,605 INFO L225 Difference]: With dead ends: 209971 [2020-12-09 15:29:40,605 INFO L226 Difference]: Without dead ends: 103849 [2020-12-09 15:29:40,649 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3143 GetRequests, 3137 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 15:29:40,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103849 states. [2020-12-09 15:29:41,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103849 to 100059. [2020-12-09 15:29:41,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100059 states. [2020-12-09 15:29:41,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100059 states to 100059 states and 101413 transitions. [2020-12-09 15:29:41,571 INFO L78 Accepts]: Start accepts. Automaton has 100059 states and 101413 transitions. Word has length 1570 [2020-12-09 15:29:41,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:29:41,573 INFO L481 AbstractCegarLoop]: Abstraction has 100059 states and 101413 transitions. [2020-12-09 15:29:41,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:29:41,573 INFO L276 IsEmpty]: Start isEmpty. Operand 100059 states and 101413 transitions. [2020-12-09 15:29:41,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4581 [2020-12-09 15:29:41,708 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:29:41,710 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 15:29:41,910 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 15:29:41,911 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:29:41,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:29:41,915 INFO L82 PathProgramCache]: Analyzing trace with hash -591240730, now seen corresponding path program 1 times [2020-12-09 15:29:41,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:29:41,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398986533] [2020-12-09 15:29:41,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:29:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:29:58,015 INFO L134 CoverageAnalysis]: Checked inductivity of 19315 backedges. 5771 proven. 89 refuted. 0 times theorem prover too weak. 13455 trivial. 0 not checked. [2020-12-09 15:29:58,015 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398986533] [2020-12-09 15:29:58,015 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [197113907] [2020-12-09 15:29:58,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 15:29:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:29:58,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 5378 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 15:29:59,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 15:30:09,431 INFO L134 CoverageAnalysis]: Checked inductivity of 19315 backedges. 7002 proven. 0 refuted. 0 times theorem prover too weak. 12313 trivial. 0 not checked. [2020-12-09 15:30:09,431 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 15:30:20,359 INFO L134 CoverageAnalysis]: Checked inductivity of 19315 backedges. 7002 proven. 0 refuted. 0 times theorem prover too weak. 12313 trivial. 0 not checked. [2020-12-09 15:30:20,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 15:30:20,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 15:30:20,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842183318] [2020-12-09 15:30:20,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:30:20,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:30:20,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:30:20,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-09 15:30:20,366 INFO L87 Difference]: Start difference. First operand 100059 states and 101413 transitions. Second operand 3 states. [2020-12-09 15:30:22,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:30:22,823 INFO L93 Difference]: Finished difference Result 183441 states and 185964 transitions. [2020-12-09 15:30:22,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:30:22,824 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4580 [2020-12-09 15:30:22,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:30:22,904 INFO L225 Difference]: With dead ends: 183441 [2020-12-09 15:30:22,904 INFO L226 Difference]: Without dead ends: 98543 [2020-12-09 15:30:22,940 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9163 GetRequests, 9157 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-09 15:30:23,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98543 states. [2020-12-09 15:30:23,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98543 to 95511. [2020-12-09 15:30:23,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95511 states. [2020-12-09 15:30:23,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95511 states to 95511 states and 96585 transitions. [2020-12-09 15:30:23,761 INFO L78 Accepts]: Start accepts. Automaton has 95511 states and 96585 transitions. Word has length 4580 [2020-12-09 15:30:23,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:30:23,762 INFO L481 AbstractCegarLoop]: Abstraction has 95511 states and 96585 transitions. [2020-12-09 15:30:23,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:30:23,762 INFO L276 IsEmpty]: Start isEmpty. Operand 95511 states and 96585 transitions. [2020-12-09 15:30:23,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4602 [2020-12-09 15:30:23,895 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:30:23,897 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 15:30:24,097 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 15:30:24,098 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:30:24,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:30:24,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1489007309, now seen corresponding path program 1 times [2020-12-09 15:30:24,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:30:24,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967192171] [2020-12-09 15:30:24,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:30:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:30:37,921 INFO L134 CoverageAnalysis]: Checked inductivity of 18954 backedges. 5778 proven. 164 refuted. 0 times theorem prover too weak. 13012 trivial. 0 not checked. [2020-12-09 15:30:37,921 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967192171] [2020-12-09 15:30:37,921 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1656293281] [2020-12-09 15:30:37,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 15:30:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:30:38,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 5327 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 15:30:38,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 15:30:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 18954 backedges. 6512 proven. 0 refuted. 0 times theorem prover too weak. 12442 trivial. 0 not checked. [2020-12-09 15:30:50,361 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 15:31:01,336 INFO L134 CoverageAnalysis]: Checked inductivity of 18954 backedges. 6512 proven. 0 refuted. 0 times theorem prover too weak. 12442 trivial. 0 not checked. [2020-12-09 15:31:01,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 15:31:01,339 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2020-12-09 15:31:01,339 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599200275] [2020-12-09 15:31:01,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:31:01,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:31:01,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:31:01,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 15:31:01,344 INFO L87 Difference]: Start difference. First operand 95511 states and 96585 transitions. Second operand 3 states. [2020-12-09 15:31:03,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:31:03,713 INFO L93 Difference]: Finished difference Result 164491 states and 166379 transitions. [2020-12-09 15:31:03,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:31:03,714 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4601 [2020-12-09 15:31:03,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:31:03,780 INFO L225 Difference]: With dead ends: 164491 [2020-12-09 15:31:03,781 INFO L226 Difference]: Without dead ends: 96269 [2020-12-09 15:31:03,810 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9205 GetRequests, 9201 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 15:31:03,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96269 states. [2020-12-09 15:31:04,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96269 to 93237. [2020-12-09 15:31:04,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93237 states. [2020-12-09 15:31:04,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93237 states to 93237 states and 94220 transitions. [2020-12-09 15:31:04,569 INFO L78 Accepts]: Start accepts. Automaton has 93237 states and 94220 transitions. Word has length 4601 [2020-12-09 15:31:04,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:31:04,572 INFO L481 AbstractCegarLoop]: Abstraction has 93237 states and 94220 transitions. [2020-12-09 15:31:04,572 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:31:04,572 INFO L276 IsEmpty]: Start isEmpty. Operand 93237 states and 94220 transitions. [2020-12-09 15:31:04,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4675 [2020-12-09 15:31:04,705 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:31:04,707 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 15:31:04,907 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2020-12-09 15:31:04,908 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:31:04,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:31:04,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1645566793, now seen corresponding path program 1 times [2020-12-09 15:31:04,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:31:04,913 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423795781] [2020-12-09 15:31:04,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:31:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:31:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 22442 backedges. 6465 proven. 164 refuted. 0 times theorem prover too weak. 15813 trivial. 0 not checked. [2020-12-09 15:31:18,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423795781] [2020-12-09 15:31:18,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1716670208] [2020-12-09 15:31:18,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 15:31:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:31:19,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 5426 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 15:31:19,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 15:31:31,442 INFO L134 CoverageAnalysis]: Checked inductivity of 22442 backedges. 6942 proven. 0 refuted. 0 times theorem prover too weak. 15500 trivial. 0 not checked. [2020-12-09 15:31:31,442 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 15:31:42,953 INFO L134 CoverageAnalysis]: Checked inductivity of 22442 backedges. 6942 proven. 0 refuted. 0 times theorem prover too weak. 15500 trivial. 0 not checked. [2020-12-09 15:31:42,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 15:31:42,956 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2020-12-09 15:31:42,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263104969] [2020-12-09 15:31:42,960 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:31:42,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:31:42,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:31:42,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 15:31:42,960 INFO L87 Difference]: Start difference. First operand 93237 states and 94220 transitions. Second operand 3 states. [2020-12-09 15:31:45,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:31:45,347 INFO L93 Difference]: Finished difference Result 187231 states and 189197 transitions. [2020-12-09 15:31:45,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:31:45,348 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4674 [2020-12-09 15:31:45,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:31:45,421 INFO L225 Difference]: With dead ends: 187231 [2020-12-09 15:31:45,421 INFO L226 Difference]: Without dead ends: 94753 [2020-12-09 15:31:45,458 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9351 GetRequests, 9347 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 15:31:45,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94753 states. [2020-12-09 15:31:46,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94753 to 90205. [2020-12-09 15:31:46,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90205 states. [2020-12-09 15:31:46,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90205 states to 90205 states and 90985 transitions. [2020-12-09 15:31:46,208 INFO L78 Accepts]: Start accepts. Automaton has 90205 states and 90985 transitions. Word has length 4674 [2020-12-09 15:31:46,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:31:46,211 INFO L481 AbstractCegarLoop]: Abstraction has 90205 states and 90985 transitions. [2020-12-09 15:31:46,211 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:31:46,211 INFO L276 IsEmpty]: Start isEmpty. Operand 90205 states and 90985 transitions. [2020-12-09 15:31:46,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4719 [2020-12-09 15:31:46,345 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 15:31:46,347 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:31:46,547 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 15:31:46,548 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 15:31:46,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 15:31:46,553 INFO L82 PathProgramCache]: Analyzing trace with hash -847713517, now seen corresponding path program 1 times [2020-12-09 15:31:46,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 15:31:46,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043328215] [2020-12-09 15:31:46,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 15:31:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:31:59,572 INFO L134 CoverageAnalysis]: Checked inductivity of 20610 backedges. 6044 proven. 164 refuted. 0 times theorem prover too weak. 14402 trivial. 0 not checked. [2020-12-09 15:31:59,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043328215] [2020-12-09 15:31:59,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1407239257] [2020-12-09 15:31:59,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 15:32:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 15:32:00,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 5448 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 15:32:00,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 15:32:13,550 INFO L134 CoverageAnalysis]: Checked inductivity of 20610 backedges. 3957 proven. 0 refuted. 0 times theorem prover too weak. 16653 trivial. 0 not checked. [2020-12-09 15:32:13,550 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 15:32:25,851 INFO L134 CoverageAnalysis]: Checked inductivity of 20610 backedges. 3957 proven. 0 refuted. 0 times theorem prover too weak. 16653 trivial. 0 not checked. [2020-12-09 15:32:25,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 15:32:25,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2020-12-09 15:32:25,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494088964] [2020-12-09 15:32:25,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 15:32:25,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 15:32:25,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 15:32:25,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 15:32:25,858 INFO L87 Difference]: Start difference. First operand 90205 states and 90985 transitions. Second operand 3 states. [2020-12-09 15:32:28,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 15:32:28,464 INFO L93 Difference]: Finished difference Result 175859 states and 177464 transitions. [2020-12-09 15:32:28,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 15:32:28,464 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4718 [2020-12-09 15:32:28,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 15:32:28,467 INFO L225 Difference]: With dead ends: 175859 [2020-12-09 15:32:28,467 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 15:32:28,496 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9439 GetRequests, 9435 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 15:32:28,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 15:32:28,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 15:32:28,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 15:32:28,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 15:32:28,497 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4718 [2020-12-09 15:32:28,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 15:32:28,498 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 15:32:28,498 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 15:32:28,498 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 15:32:28,498 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 15:32:28,699 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 15:32:28,704 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 15:32:29,284 WARN L197 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 246 [2020-12-09 15:32:29,723 WARN L197 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 245 [2020-12-09 15:32:30,038 WARN L197 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 210 [2020-12-09 15:32:30,324 WARN L197 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 209 [2020-12-09 15:32:30,609 WARN L197 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 209 [2020-12-09 15:32:34,577 WARN L197 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 198 DAG size of output: 108 [2020-12-09 15:32:38,562 WARN L197 SmtUtils]: Spent 3.98 s on a formula simplification. DAG size of input: 198 DAG size of output: 112 [2020-12-09 15:32:42,461 WARN L197 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2020-12-09 15:32:46,353 WARN L197 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2020-12-09 15:32:50,255 WARN L197 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2020-12-09 15:32:50,257 INFO L262 CegarLoopResult]: For program point L1819(lines 1819 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,257 INFO L262 CegarLoopResult]: For program point L762(lines 762 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,257 INFO L262 CegarLoopResult]: For program point L1555(lines 1555 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,257 INFO L262 CegarLoopResult]: For program point L234(lines 234 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L2084(lines 2084 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L3141(lines 3141 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L2613(lines 2613 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L4463(lines 4463 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L1292(lines 1292 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L3671(lines 3671 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L500(lines 500 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L1029(lines 1029 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L3936(lines 3936 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L1823(lines 1823 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L2352(lines 2352 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L2881(lines 2881 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L1560(lines 1560 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L4203(lines 4203 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L1032(lines 1032 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L3411(lines 3411 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L240(lines 240 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L3147(lines 3147 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L2883(lines 2883 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L769(lines 769 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L3676(lines 3676 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L1298(lines 1298 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L2091(lines 2091 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L1827(lines 1827 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L506(lines 506 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L4470(lines 4470 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,258 INFO L262 CegarLoopResult]: For program point L3942(lines 3942 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L2621(lines 2621 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L2358(lines 2358 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L1566(lines 1566 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L1038(lines 1038 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L774(lines 774 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L3681(lines 3681 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L1303(lines 1303 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L246(lines 246 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L4210(lines 4210 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L2625(lines 2625 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L511(lines 511 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L3418(lines 3418 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L2361(lines 2361 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L3154(lines 3154 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L2097(lines 2097 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L2890(lines 2890 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L4477(lines 4477 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L3949(lines 3949 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L1835(lines 1835 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L514(lines 514 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L1572(lines 1572 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L1308(lines 1308 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L3423(lines 3423 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L252(lines 252 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L1045(lines 1045 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,259 INFO L262 CegarLoopResult]: For program point L781(lines 781 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L3688(lines 3688 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L4217(lines 4217 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L2103(lines 2103 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L2632(lines 2632 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L2368(lines 2368 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L3161(lines 3161 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L2897(lines 2897 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L1048(lines 1048 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L3955(lines 3955 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L4484(lines 4484 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L1313(lines 1313 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L1578(lines 1578 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L521(lines 521 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L1843(lines 1843 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L786(lines 786 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L3694(lines 3694 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L3430(lines 3430 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L259(lines 259 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L788(lines 788 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L2110(lines 2110 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L4224(lines 4224 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L2639(lines 2639 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L3432(lines 3432 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L1318(lines 1318 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L2375(lines 2375 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L3168(lines 3168 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,260 INFO L262 CegarLoopResult]: For program point L2904(lines 2904 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L4490(lines 4490 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L1055(lines 1055 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L1584(lines 1584 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L3963(lines 3963 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L1849(lines 1849 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4779) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L528(lines 528 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L2114(lines 2114 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L793(lines 793 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L3700(lines 3700 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L265(lines 265 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L2908(lines 2908 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L4494(lines 4494 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L4230(lines 4230 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L3173(lines 3173 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L2645(lines 2645 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L1589(lines 1589 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L2382(lines 2382 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L3439(lines 3439 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L3968(lines 3968 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L1854(lines 1854 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L1326(lines 1326 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L1062(lines 1062 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L798(lines 798 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,261 INFO L262 CegarLoopResult]: For program point L270(lines 270 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L2120(lines 2120 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L3706(lines 3706 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L535(lines 535 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L3178(lines 3178 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L4236(lines 4236 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L2915(lines 2915 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L1594(lines 1594 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L2651(lines 2651 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L4501(lines 4501 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L802(lines 802 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L539(lines 539 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L3446(lines 3446 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L1332(lines 1332 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L2389(lines 2389 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L275(lines 275 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L2125(lines 2125 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L3975(lines 3975 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L1861(lines 1861 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L3711(lines 3711 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L1069(lines 1069 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L4506(lines 4506 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L278(lines 278 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L4242(lines 4242 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L3186(lines 3186 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L2394(lines 2394 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L2923(lines 2923 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,262 INFO L262 CegarLoopResult]: For program point L809(lines 809 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L1602(lines 1602 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L2659(lines 2659 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L1338(lines 1338 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L2131(lines 2131 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L3717(lines 3717 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L546(lines 546 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L3453(lines 3453 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L3982(lines 3982 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L4775-1(lines 4084 4818) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L1076(lines 1076 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L1869(lines 1869 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L4512(lines 4512 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L284(lines 284 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L3191(lines 3191 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L4248(lines 4248 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L549(lines 549 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L2664(lines 2664 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L4778-1(lines 4084 4818) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L4779(line 4779) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L2401(lines 2401 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L2137(lines 2137 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L2930(lines 2930 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L3723(lines 3723 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L1609(lines 1609 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L3459(lines 3459 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L3988(lines 3988 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,263 INFO L262 CegarLoopResult]: For program point L817(lines 817 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L4517(lines 4517 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L1346(lines 1346 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L1082(lines 1082 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L290(lines 290 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L1876(lines 1876 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L4255(lines 4255 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L3198(lines 3198 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L556(lines 556 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L2142(lines 2142 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L2671(lines 2671 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L1615(lines 1615 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L1351(lines 1351 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L1087(lines 1087 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L2937(lines 2937 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L3730(lines 3730 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L4523(lines 4523 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L3466(lines 3466 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L2409(lines 2409 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L2145(lines 2145 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L3995(lines 3995 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L1881(lines 1881 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L824(lines 824 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L297(lines 297 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L3204(lines 3204 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L4261(lines 4261 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L3999(lines 3999 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,264 INFO L262 CegarLoopResult]: For program point L2678(lines 2678 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L564(lines 564 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L2414(lines 2414 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L3736(lines 3736 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L1622(lines 1622 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L3472(lines 3472 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L1358(lines 1358 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L1094(lines 1094 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L2151(lines 2151 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L2944(lines 2944 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L4530(lines 4530 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L3209(lines 3209 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L1888(lines 1888 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L832(lines 832 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L1361(lines 1361 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L304(lines 304 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L4268(lines 4268 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L2419(lines 2419 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L3741(lines 3741 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L570(lines 570 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L2685(lines 2685 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L4535(lines 4535 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L3214(lines 3214 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L1100(lines 1100 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L2950(lines 2950 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L4007(lines 4007 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,265 INFO L262 CegarLoopResult]: For program point L1629(lines 1629 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L2158(lines 2158 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L1894(lines 1894 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L3480(lines 3480 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L2423(lines 2423 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L574(lines 574 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L839(lines 839 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L1368(lines 1368 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L4275(lines 4275 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L4540(lines 4540 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L312(lines 312 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L3219(lines 3219 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L2955(lines 2955 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L3748(lines 3748 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L2691(lines 2691 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L2427(lines 2427 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L1899(lines 1899 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L2164(lines 2164 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L1107(lines 1107 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L50(lines 50 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L4014(lines 4014 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L1636(lines 1636 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L3486(lines 3486 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L845(lines 845 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L4545(lines 4545 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L317(lines 317 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L2960(lines 2960 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,266 INFO L262 CegarLoopResult]: For program point L3753(lines 3753 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L582(lines 582 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L1375(lines 1375 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L4282(lines 4282 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L1905(lines 1905 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L2698(lines 2698 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L2434(lines 2434 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L2170(lines 2170 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L3227(lines 3227 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L1113(lines 1113 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L57(lines 57 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L4021(lines 4021 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L850(lines 850 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L1643(lines 1643 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L3493(lines 3493 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L2966(lines 2966 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L1909(lines 1909 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L4552(lines 4552 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L324(lines 324 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,267 INFO L262 CegarLoopResult]: For program point L4288(lines 4288 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,268 INFO L258 CegarLoopResult]: At program point L4817(lines 4084 4818) the Hoare annotation is: (let ((.cse2 (<= ~a26~0 18)) (.cse14 (<= 17 ~a28~0)) (.cse7 (= ~a7~0 0)) (.cse1 (<= ~a28~0 15)) (.cse15 (<= ~a14~0 18)) (.cse10 (<= 16 ~a28~0)) (.cse11 (= ~a3~0 1)) (.cse17 (<= 20 ~a14~0)) (.cse18 (= 16 ~a4~0)) (.cse12 (<= ~a26~0 17)) (.cse8 (<= ~a14~0 19)) (.cse13 (<= 19 ~a14~0)) (.cse3 (= ~a4~0 18)) (.cse5 (<= 18 ~a26~0)) (.cse6 (<= ~a4~0 17)) (.cse16 (<= ~a28~0 16)) (.cse0 (= ~a7~0 1)) (.cse9 (<= 19 ~a26~0)) (.cse4 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse7 .cse4) (and .cse8 .cse9 .cse10 .cse11 .cse3 .cse7) (and .cse6 .cse1 .cse12 .cse13 .cse11 .cse7) (and .cse0 .cse1 .cse12 .cse11 .cse3) (and .cse14 .cse15 .cse3 .cse7 .cse4) (and .cse6 .cse16 .cse10 .cse11 .cse7) (and .cse15 .cse2 .cse11 .cse3 .cse7) (and .cse6 .cse12 .cse13 .cse7 .cse4) (and .cse6 .cse16 .cse9 .cse13 .cse7 .cse4) (and .cse17 .cse6 .cse0 .cse1 .cse4 .cse5) (and .cse6 .cse10 .cse15 .cse11 .cse7) (and .cse0 .cse9 .cse10 .cse15 .cse3 .cse4) (and .cse16 .cse12 .cse10 .cse3 .cse4) (and .cse0 .cse1 .cse9 .cse11 .cse3) (and .cse17 .cse6 .cse0 .cse9 .cse4) (and .cse6 .cse0 .cse1 .cse9 .cse15 .cse11) (and .cse8 .cse18 .cse10 .cse13 .cse11) (and .cse8 .cse12 .cse14 .cse11 .cse3) (and .cse18 .cse12 .cse10 .cse15 .cse11) (and .cse6 .cse9 .cse15 .cse11 .cse7) (and .cse17 .cse6 .cse0 .cse1 .cse11) (and .cse17 .cse1 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse0 .cse14 .cse15 .cse11 .cse5) (and .cse14 .cse15 .cse11 .cse3) (and .cse18 .cse12 .cse14 .cse15 .cse4) (and .cse1 .cse15 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse8 .cse13 .cse7 .cse4) (and .cse6 .cse0 .cse15 .cse4 .cse5) (and (= ~a4~0 17) (= ~a28~0 15) (= ~a26~0 18) .cse0 (= ~a1~0 1) (= ~a25~0 1) .cse13 (not (= 2 ULTIMATE.start_calculate_output_~input)) .cse11) (and .cse17 .cse6 .cse0 .cse14 .cse11) (and .cse8 .cse0 .cse13 .cse11 .cse3) (and .cse0 .cse18 .cse1 .cse12 .cse13 .cse4) (and .cse8 .cse0 .cse18 .cse10 .cse5 .cse4) (and .cse18 .cse2 .cse11 .cse7) (and .cse16 .cse0 .cse10 .cse11 .cse3 .cse5) (and .cse8 .cse0 .cse1 .cse13 .cse3 .cse4) (and .cse17 .cse16 .cse9 .cse10 .cse3 .cse7 .cse4) (and .cse17 .cse6 .cse10 .cse11 .cse7) (and .cse6 .cse16 .cse12 .cse10 .cse15 .cse11) (and .cse0 .cse18 .cse10 .cse11 .cse5) (and .cse18 .cse14 .cse2 .cse7 .cse4) (and .cse16 .cse8 .cse10 .cse13 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse16 .cse8 .cse0 .cse10 .cse5 .cse4) (and .cse17 .cse1 .cse9 .cse11 .cse3 .cse7) (and .cse18 .cse1 .cse12 .cse13 .cse11) (and .cse0 .cse18 .cse13 .cse11 .cse5) (and .cse0 .cse14 .cse15 .cse3 .cse5 .cse4) (and .cse1 .cse12 .cse11 .cse3 .cse7) (and .cse17 .cse6 .cse16 .cse0 .cse12 .cse10 .cse4) (and .cse17 .cse16 .cse0 .cse10 .cse3 .cse4) (and .cse6 .cse16 .cse15 .cse2 .cse7 .cse4) (and .cse6 .cse14 .cse9 .cse15 .cse7 .cse4) (and .cse6 .cse8 .cse14 .cse9 .cse13 .cse11) (and .cse8 .cse1 .cse9 .cse13 .cse3 .cse7 .cse4) (and .cse14 .cse11 .cse3 .cse7) (and .cse16 .cse0 .cse18 .cse10 .cse5 .cse4) (and .cse6 .cse0 .cse1 .cse12 .cse15 .cse11) (and .cse17 .cse16 .cse12 .cse10 .cse11 .cse3) (and .cse17 .cse0 .cse18 .cse12 .cse4) (and .cse8 .cse0 .cse13 .cse3 .cse5 .cse4) (and .cse6 .cse16 .cse0 .cse9 .cse4))) [2020-12-09 15:32:50,268 INFO L262 CegarLoopResult]: For program point L589(lines 589 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,269 INFO L258 CegarLoopResult]: At program point L1382(lines 49 1383) the Hoare annotation is: (let ((.cse2 (<= ~a26~0 18)) (.cse14 (<= 17 ~a28~0)) (.cse7 (= ~a7~0 0)) (.cse10 (<= 16 ~a28~0)) (.cse1 (<= ~a28~0 15)) (.cse15 (<= ~a14~0 18)) (.cse11 (= ~a3~0 1)) (.cse17 (<= 20 ~a14~0)) (.cse18 (= 16 ~a4~0)) (.cse12 (<= ~a26~0 17)) (.cse8 (<= ~a14~0 19)) (.cse13 (<= 19 ~a14~0)) (.cse3 (= ~a4~0 18)) (.cse5 (<= 18 ~a26~0)) (.cse6 (<= ~a4~0 17)) (.cse16 (<= ~a28~0 16)) (.cse0 (= ~a7~0 1)) (.cse9 (<= 19 ~a26~0)) (.cse4 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse7 .cse4) (and .cse8 .cse9 .cse10 .cse11 .cse3 .cse7) (and .cse6 .cse1 .cse12 .cse13 .cse11 .cse7) (and .cse0 .cse1 .cse12 .cse11 .cse3) (and .cse14 .cse15 .cse3 .cse7 .cse4) (and .cse15 .cse2 .cse11 .cse3 .cse7) (and .cse6 .cse12 .cse13 .cse7 .cse4) (and .cse16 .cse0 .cse10 .cse13 .cse3 .cse4) (and .cse6 .cse16 .cse9 .cse13 .cse7 .cse4) (and .cse17 .cse6 .cse0 .cse1 .cse4 .cse5) (and .cse6 .cse10 .cse15 .cse11 .cse7) (and .cse0 .cse9 .cse10 .cse15 .cse3 .cse4) (and .cse16 .cse12 .cse10 .cse3 .cse4) (and .cse0 .cse1 .cse9 .cse11 .cse3) (and .cse17 .cse6 .cse0 .cse9 .cse4) (and .cse6 .cse0 .cse1 .cse9 .cse15 .cse11) (and .cse8 .cse12 .cse14 .cse11 .cse3) (and .cse18 .cse12 .cse10 .cse15 .cse11) (and .cse6 .cse9 .cse15 .cse11 .cse7) (and .cse6 .cse8 .cse18 .cse10 .cse13 .cse11) (and .cse17 .cse6 .cse0 .cse1 .cse11) (and .cse17 .cse1 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse0 .cse14 .cse15 .cse11 .cse5) (and .cse17 .cse16 .cse12 .cse10 .cse3 .cse11) (and .cse6 .cse8 .cse14 .cse9 .cse10 .cse13 .cse11) (and .cse14 .cse15 .cse11 .cse3) (and .cse18 .cse12 .cse14 .cse15 .cse4) (and .cse1 .cse15 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse8 .cse13 .cse7 .cse4) (and .cse6 .cse0 .cse15 .cse4 .cse5) (and (= ~a4~0 17) (= ~a28~0 15) (= ~a26~0 18) .cse0 (= ~a1~0 1) (= ~a25~0 1) .cse13 (not (= 2 ULTIMATE.start_calculate_output_~input)) .cse11) (and .cse14 .cse3 .cse11 .cse7) (and .cse17 .cse6 .cse0 .cse14 .cse11) (and .cse8 .cse0 .cse13 .cse11 .cse3) (and .cse0 .cse18 .cse1 .cse12 .cse13 .cse4) (and .cse8 .cse0 .cse18 .cse10 .cse5 .cse4) (and .cse18 .cse2 .cse11 .cse7) (and .cse16 .cse0 .cse10 .cse11 .cse3 .cse5) (and .cse6 .cse16 .cse8 .cse10 .cse13 .cse11 .cse7) (and .cse8 .cse0 .cse1 .cse13 .cse3 .cse4) (and .cse17 .cse16 .cse9 .cse10 .cse3 .cse7 .cse4) (and .cse17 .cse6 .cse10 .cse11 .cse7) (and .cse6 .cse16 .cse12 .cse10 .cse15 .cse11) (and .cse17 .cse1 .cse9 .cse3 .cse11 .cse7) (and .cse0 .cse18 .cse10 .cse11 .cse5) (and .cse18 .cse14 .cse2 .cse7 .cse4) (and .cse16 .cse8 .cse10 .cse13 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse16 .cse8 .cse0 .cse10 .cse5 .cse4) (and .cse18 .cse1 .cse12 .cse13 .cse11) (and .cse0 .cse18 .cse13 .cse11 .cse5) (and .cse0 .cse14 .cse15 .cse3 .cse5 .cse4) (and .cse1 .cse12 .cse11 .cse3 .cse7) (and .cse17 .cse6 .cse16 .cse0 .cse12 .cse10 .cse4) (and .cse6 .cse16 .cse15 .cse2 .cse7 .cse4) (and .cse6 .cse14 .cse9 .cse15 .cse7 .cse4) (and .cse8 .cse1 .cse9 .cse13 .cse3 .cse7 .cse4) (and .cse16 .cse0 .cse18 .cse10 .cse5 .cse4) (and .cse6 .cse0 .cse1 .cse12 .cse15 .cse11) (and .cse17 .cse0 .cse18 .cse12 .cse4) (and .cse8 .cse0 .cse13 .cse3 .cse5 .cse4) (and .cse6 .cse16 .cse0 .cse9 .cse4))) [2020-12-09 15:32:50,269 INFO L262 CegarLoopResult]: For program point L1118(lines 1118 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,269 INFO L262 CegarLoopResult]: For program point L3761(lines 3761 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,269 INFO L262 CegarLoopResult]: For program point L2176(lines 2176 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,269 INFO L262 CegarLoopResult]: For program point L3233(lines 3233 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,269 INFO L262 CegarLoopResult]: For program point L62(lines 62 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,269 INFO L262 CegarLoopResult]: For program point L1912(lines 1912 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,269 INFO L262 CegarLoopResult]: For program point L855(lines 855 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,269 INFO L262 CegarLoopResult]: For program point L2441(lines 2441 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,269 INFO L262 CegarLoopResult]: For program point L2706(lines 2706 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,269 INFO L265 CegarLoopResult]: At program point L4820(lines 4820 4837) the Hoare annotation is: true [2020-12-09 15:32:50,269 INFO L262 CegarLoopResult]: For program point L4028(lines 4028 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,269 INFO L262 CegarLoopResult]: For program point L2971(lines 2971 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,269 INFO L262 CegarLoopResult]: For program point L1650(lines 1650 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L3500(lines 3500 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L1386(lines 1386 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L329(lines 329 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L4294(lines 4294 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L595(lines 595 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L4559(lines 4559 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L1124(lines 1124 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L1917(lines 1917 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L1653(lines 1653 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L2446(lines 2446 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L3239(lines 3239 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L68(lines 68 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L861(lines 861 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L3768(lines 3768 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L333(lines 333 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L2183(lines 2183 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L2976(lines 2976 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,270 INFO L262 CegarLoopResult]: For program point L2712(lines 2712 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L258 CegarLoopResult]: At program point L4826-2(lines 4826 4836) the Hoare annotation is: (let ((.cse2 (<= ~a26~0 18)) (.cse14 (<= 17 ~a28~0)) (.cse7 (= ~a7~0 0)) (.cse10 (<= 16 ~a28~0)) (.cse1 (<= ~a28~0 15)) (.cse15 (<= ~a14~0 18)) (.cse11 (= ~a3~0 1)) (.cse17 (<= 20 ~a14~0)) (.cse18 (= 16 ~a4~0)) (.cse12 (<= ~a26~0 17)) (.cse8 (<= ~a14~0 19)) (.cse13 (<= 19 ~a14~0)) (.cse3 (= ~a4~0 18)) (.cse5 (<= 18 ~a26~0)) (.cse6 (<= ~a4~0 17)) (.cse16 (<= ~a28~0 16)) (.cse0 (= ~a7~0 1)) (.cse9 (<= 19 ~a26~0)) (.cse4 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse7 .cse4) (and .cse8 .cse9 .cse10 .cse11 .cse3 .cse7) (and .cse6 .cse1 .cse12 .cse13 .cse11 .cse7) (and .cse0 .cse1 .cse12 .cse11 .cse3) (and .cse14 .cse15 .cse3 .cse7 .cse4) (and (= ~a4~0 17) (= ~a28~0 15) (= ~a26~0 18) .cse0 (= ~a1~0 1) (= ~a25~0 1) .cse13 .cse11) (and .cse15 .cse2 .cse11 .cse3 .cse7) (and .cse6 .cse12 .cse13 .cse7 .cse4) (and .cse16 .cse0 .cse10 .cse13 .cse3 .cse4) (and .cse6 .cse16 .cse9 .cse13 .cse7 .cse4) (and .cse17 .cse6 .cse0 .cse1 .cse4 .cse5) (and .cse6 .cse10 .cse15 .cse11 .cse7) (and .cse0 .cse9 .cse10 .cse15 .cse3 .cse4) (and .cse16 .cse12 .cse10 .cse3 .cse4) (and .cse0 .cse1 .cse9 .cse11 .cse3) (and .cse17 .cse6 .cse0 .cse9 .cse4) (and .cse6 .cse0 .cse1 .cse9 .cse15 .cse11) (and .cse8 .cse12 .cse14 .cse11 .cse3) (and .cse18 .cse12 .cse10 .cse15 .cse11) (and .cse6 .cse9 .cse15 .cse11 .cse7) (and .cse6 .cse8 .cse18 .cse10 .cse13 .cse11) (and .cse17 .cse6 .cse0 .cse1 .cse11) (and .cse17 .cse1 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse0 .cse14 .cse15 .cse11 .cse5) (and .cse17 .cse16 .cse12 .cse10 .cse3 .cse11) (and .cse6 .cse8 .cse14 .cse9 .cse10 .cse13 .cse11) (and .cse14 .cse15 .cse11 .cse3) (and .cse18 .cse12 .cse14 .cse15 .cse4) (and .cse1 .cse15 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse8 .cse13 .cse7 .cse4) (and .cse6 .cse0 .cse15 .cse4 .cse5) (and .cse14 .cse3 .cse11 .cse7) (and .cse17 .cse6 .cse0 .cse14 .cse11) (and .cse8 .cse0 .cse13 .cse11 .cse3) (and .cse0 .cse18 .cse1 .cse12 .cse13 .cse4) (and .cse8 .cse0 .cse18 .cse10 .cse5 .cse4) (and .cse18 .cse2 .cse11 .cse7) (and .cse16 .cse0 .cse10 .cse11 .cse3 .cse5) (and .cse6 .cse16 .cse8 .cse10 .cse13 .cse11 .cse7) (and .cse8 .cse0 .cse1 .cse13 .cse3 .cse4) (and .cse17 .cse16 .cse9 .cse10 .cse3 .cse7 .cse4) (and .cse17 .cse6 .cse10 .cse11 .cse7) (and .cse6 .cse16 .cse12 .cse10 .cse15 .cse11) (and .cse17 .cse1 .cse9 .cse3 .cse11 .cse7) (and .cse0 .cse18 .cse10 .cse11 .cse5) (and .cse18 .cse14 .cse2 .cse7 .cse4) (and .cse16 .cse8 .cse10 .cse13 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse16 .cse8 .cse0 .cse10 .cse5 .cse4) (and .cse18 .cse1 .cse12 .cse13 .cse11) (and .cse0 .cse18 .cse13 .cse11 .cse5) (and .cse0 .cse14 .cse15 .cse3 .cse5 .cse4) (and .cse1 .cse12 .cse11 .cse3 .cse7) (and .cse17 .cse6 .cse16 .cse0 .cse12 .cse10 .cse4) (and .cse6 .cse16 .cse15 .cse2 .cse7 .cse4) (and .cse6 .cse14 .cse9 .cse15 .cse7 .cse4) (and .cse8 .cse1 .cse9 .cse13 .cse3 .cse7 .cse4) (and .cse16 .cse0 .cse18 .cse10 .cse5 .cse4) (and .cse6 .cse0 .cse1 .cse12 .cse15 .cse11) (and .cse17 .cse0 .cse18 .cse12 .cse4) (and .cse8 .cse0 .cse13 .cse3 .cse5 .cse4) (and .cse6 .cse16 .cse0 .cse9 .cse4))) [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L3505(lines 3505 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L4034(lines 4034 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L1392(lines 1392 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L4299(lines 4299 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L1658(lines 1658 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L4566(lines 4566 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L1131(lines 1131 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L1924(lines 1924 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L2981(lines 2981 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L4831(line 4831) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L3774(lines 3774 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L603(lines 603 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L3246(lines 3246 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L2454(lines 2454 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L1397(lines 1397 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L340(lines 340 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L2190(lines 2190 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L4304(lines 4304 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L76(lines 76 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,271 INFO L262 CegarLoopResult]: For program point L869(lines 869 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L258 CegarLoopResult]: At program point L2719(lines 1385 2720) the Hoare annotation is: (let ((.cse2 (<= ~a26~0 18)) (.cse14 (<= 17 ~a28~0)) (.cse7 (= ~a7~0 0)) (.cse1 (<= ~a28~0 15)) (.cse15 (<= ~a14~0 18)) (.cse10 (<= 16 ~a28~0)) (.cse11 (= ~a3~0 1)) (.cse17 (<= 20 ~a14~0)) (.cse18 (= 16 ~a4~0)) (.cse12 (<= ~a26~0 17)) (.cse8 (<= ~a14~0 19)) (.cse13 (<= 19 ~a14~0)) (.cse3 (= ~a4~0 18)) (.cse5 (<= 18 ~a26~0)) (.cse6 (<= ~a4~0 17)) (.cse16 (<= ~a28~0 16)) (.cse0 (= ~a7~0 1)) (.cse9 (<= 19 ~a26~0)) (.cse4 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse7 .cse4) (and .cse8 .cse9 .cse10 .cse11 .cse3 .cse7) (and .cse6 .cse1 .cse12 .cse13 .cse11 .cse7) (and .cse0 .cse1 .cse12 .cse11 .cse3) (and .cse14 .cse15 .cse3 .cse7 .cse4) (and .cse6 .cse16 .cse10 .cse11 .cse7) (and .cse15 .cse2 .cse11 .cse3 .cse7) (and .cse6 .cse12 .cse13 .cse7 .cse4) (and .cse6 .cse16 .cse9 .cse13 .cse7 .cse4) (and .cse17 .cse6 .cse0 .cse1 .cse4 .cse5) (and .cse6 .cse10 .cse15 .cse11 .cse7) (and .cse0 .cse9 .cse10 .cse15 .cse3 .cse4) (and .cse16 .cse12 .cse10 .cse3 .cse4) (and .cse0 .cse1 .cse9 .cse11 .cse3) (and .cse17 .cse6 .cse0 .cse9 .cse4) (and .cse6 .cse0 .cse1 .cse9 .cse15 .cse11) (and .cse8 .cse18 .cse10 .cse13 .cse11) (and .cse8 .cse12 .cse14 .cse11 .cse3) (and .cse18 .cse12 .cse10 .cse15 .cse11) (and .cse6 .cse9 .cse15 .cse11 .cse7) (and .cse17 .cse6 .cse0 .cse1 .cse11) (and .cse17 .cse1 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse0 .cse14 .cse15 .cse11 .cse5) (and .cse14 .cse15 .cse11 .cse3) (and .cse18 .cse12 .cse14 .cse15 .cse4) (and .cse1 .cse15 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse8 .cse13 .cse7 .cse4) (and .cse6 .cse0 .cse15 .cse4 .cse5) (and (= ~a4~0 17) (= ~a28~0 15) (= ~a26~0 18) .cse0 (= ~a1~0 1) (= ~a25~0 1) .cse13 (not (= 2 ULTIMATE.start_calculate_output_~input)) .cse11) (and .cse17 .cse6 .cse0 .cse14 .cse11) (and .cse8 .cse0 .cse13 .cse11 .cse3) (and .cse0 .cse18 .cse1 .cse12 .cse13 .cse4) (and .cse8 .cse0 .cse18 .cse10 .cse5 .cse4) (and .cse18 .cse2 .cse11 .cse7) (and .cse16 .cse0 .cse10 .cse11 .cse3 .cse5) (and .cse8 .cse0 .cse1 .cse13 .cse3 .cse4) (and .cse17 .cse16 .cse9 .cse10 .cse3 .cse7 .cse4) (and .cse17 .cse6 .cse10 .cse11 .cse7) (and .cse6 .cse16 .cse12 .cse10 .cse15 .cse11) (and .cse0 .cse18 .cse10 .cse11 .cse5) (and .cse18 .cse14 .cse2 .cse7 .cse4) (and .cse16 .cse8 .cse10 .cse13 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse16 .cse8 .cse0 .cse10 .cse5 .cse4) (and .cse17 .cse1 .cse9 .cse11 .cse3 .cse7) (and .cse18 .cse1 .cse12 .cse13 .cse11) (and .cse0 .cse18 .cse13 .cse11 .cse5) (and .cse0 .cse14 .cse15 .cse3 .cse5 .cse4) (and .cse1 .cse12 .cse11 .cse3 .cse7) (and .cse17 .cse6 .cse16 .cse0 .cse12 .cse10 .cse4) (and .cse17 .cse16 .cse0 .cse10 .cse3 .cse4) (and .cse6 .cse16 .cse15 .cse2 .cse7 .cse4) (and .cse6 .cse14 .cse9 .cse15 .cse7 .cse4) (and .cse6 .cse8 .cse14 .cse9 .cse13 .cse11) (and .cse8 .cse1 .cse9 .cse13 .cse3 .cse7 .cse4) (and .cse14 .cse11 .cse3 .cse7) (and .cse16 .cse0 .cse18 .cse10 .cse5 .cse4) (and .cse6 .cse0 .cse1 .cse12 .cse15 .cse11) (and .cse17 .cse16 .cse12 .cse10 .cse11 .cse3) (and .cse17 .cse0 .cse18 .cse12 .cse4) (and .cse8 .cse0 .cse13 .cse3 .cse5 .cse4) (and .cse6 .cse16 .cse0 .cse9 .cse4))) [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L3512(lines 3512 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L4041(lines 4041 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L1664(lines 1664 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L1929(lines 1929 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L872(lines 872 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L3779(lines 3779 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L2723(lines 2723 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L4573(lines 4573 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L1402(lines 1402 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L2459(lines 2459 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L3252(lines 3252 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L1138(lines 1138 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L2988(lines 2988 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L610(lines 610 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L4310(lines 4310 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L2196(lines 2196 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L82(lines 82 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L1404(lines 1404 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L347(lines 347 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L3519(lines 3519 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,272 INFO L262 CegarLoopResult]: For program point L4048(lines 4048 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L2992(lines 2992 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L878(lines 878 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L3785(lines 3785 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L1671(lines 1671 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L1407(lines 1407 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L1143(lines 1143 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L1936(lines 1936 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L2729(lines 2729 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L2466(lines 2466 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L4580(lines 4580 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L4316(lines 4316 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L617(lines 617 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L3260(lines 3260 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L2203(lines 2203 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L90(lines 90 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L1676(lines 1676 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L1412(lines 1412 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L355(lines 355 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L4055(lines 4055 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L2470(lines 2470 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L3527(lines 3527 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L2999(lines 2999 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L3792(lines 3792 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L4585(lines 4585 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L1150(lines 1150 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L1943(lines 1943 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,273 INFO L262 CegarLoopResult]: For program point L886(lines 886 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L2736(lines 2736 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L4323(lines 4323 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L3266(lines 3266 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L95(lines 95 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L624(lines 624 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L2210(lines 2210 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L1682(lines 1682 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L1418(lines 1418 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L362(lines 362 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L1155(lines 1155 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L4062(lines 4062 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L2741(lines 2741 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L3534(lines 3534 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L2477(lines 2477 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L3006(lines 3006 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L3799(lines 3799 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L1950(lines 1950 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L4593(lines 4593 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L2215(lines 2215 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L894(lines 894 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L630(lines 630 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L4330(lines 4330 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L3273(lines 3273 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L102(lines 102 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L1688(lines 1688 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L1425(lines 1425 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L3804(lines 3804 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L2483(lines 2483 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,274 INFO L262 CegarLoopResult]: For program point L369(lines 369 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L3276(lines 3276 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L4069(lines 4069 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L2748(lines 2748 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L3541(lines 3541 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L1163(lines 1163 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L635(lines 635 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L3014(lines 3014 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L2486(lines 2486 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L4600(lines 4600 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L2222(lines 2222 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L4336(lines 4336 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L1958(lines 1958 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L901(lines 901 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L109(lines 109 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L4602(lines 4602 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L1431(lines 1431 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L3281(lines 3281 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L4074(lines 4074 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L1696(lines 1696 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L2753(lines 2753 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L3811(lines 3811 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L641(lines 641 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L3548(lines 3548 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L377(lines 377 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L1170(lines 1170 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L3020(lines 3020 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L2492(lines 2492 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L3285(lines 3285 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,275 INFO L262 CegarLoopResult]: For program point L907(lines 907 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L4607(lines 4607 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L2229(lines 2229 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L115(lines 115 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L1965(lines 1965 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L4344(lines 4344 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L3816(lines 3816 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L645(lines 645 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L1438(lines 1438 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L258 CegarLoopResult]: At program point L4081(lines 2722 4082) the Hoare annotation is: (let ((.cse2 (<= ~a26~0 18)) (.cse14 (<= 17 ~a28~0)) (.cse7 (= ~a7~0 0)) (.cse1 (<= ~a28~0 15)) (.cse15 (<= ~a14~0 18)) (.cse10 (<= 16 ~a28~0)) (.cse11 (= ~a3~0 1)) (.cse17 (<= 20 ~a14~0)) (.cse18 (= 16 ~a4~0)) (.cse12 (<= ~a26~0 17)) (.cse8 (<= ~a14~0 19)) (.cse13 (<= 19 ~a14~0)) (.cse3 (= ~a4~0 18)) (.cse5 (<= 18 ~a26~0)) (.cse6 (<= ~a4~0 17)) (.cse16 (<= ~a28~0 16)) (.cse0 (= ~a7~0 1)) (.cse9 (<= 19 ~a26~0)) (.cse4 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse1 .cse7 .cse4) (and .cse8 .cse9 .cse10 .cse11 .cse3 .cse7) (and .cse6 .cse1 .cse12 .cse13 .cse11 .cse7) (and .cse0 .cse1 .cse12 .cse11 .cse3) (and .cse14 .cse15 .cse3 .cse7 .cse4) (and .cse6 .cse16 .cse10 .cse11 .cse7) (and .cse15 .cse2 .cse11 .cse3 .cse7) (and .cse6 .cse12 .cse13 .cse7 .cse4) (and .cse6 .cse16 .cse9 .cse13 .cse7 .cse4) (and .cse17 .cse6 .cse0 .cse1 .cse4 .cse5) (and .cse6 .cse10 .cse15 .cse11 .cse7) (and .cse0 .cse9 .cse10 .cse15 .cse3 .cse4) (and .cse16 .cse12 .cse10 .cse3 .cse4) (and .cse0 .cse1 .cse9 .cse11 .cse3) (and .cse17 .cse6 .cse0 .cse9 .cse4) (and .cse6 .cse0 .cse1 .cse9 .cse15 .cse11) (and .cse8 .cse18 .cse10 .cse13 .cse11) (and .cse8 .cse12 .cse14 .cse11 .cse3) (and .cse18 .cse12 .cse10 .cse15 .cse11) (and .cse6 .cse9 .cse15 .cse11 .cse7) (and .cse17 .cse6 .cse0 .cse1 .cse11) (and .cse17 .cse1 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse0 .cse14 .cse15 .cse11 .cse5) (and .cse14 .cse15 .cse11 .cse3) (and .cse18 .cse12 .cse14 .cse15 .cse4) (and .cse1 .cse15 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse8 .cse13 .cse7 .cse4) (and .cse6 .cse0 .cse15 .cse4 .cse5) (and (= ~a4~0 17) (= ~a28~0 15) (= ~a26~0 18) .cse0 (= ~a1~0 1) (= ~a25~0 1) .cse13 (not (= 2 ULTIMATE.start_calculate_output_~input)) .cse11) (and .cse17 .cse6 .cse0 .cse14 .cse11) (and .cse8 .cse0 .cse13 .cse11 .cse3) (and .cse0 .cse18 .cse1 .cse12 .cse13 .cse4) (and .cse8 .cse0 .cse18 .cse10 .cse5 .cse4) (and .cse18 .cse2 .cse11 .cse7) (and .cse16 .cse0 .cse10 .cse11 .cse3 .cse5) (and .cse8 .cse0 .cse1 .cse13 .cse3 .cse4) (and .cse17 .cse16 .cse9 .cse10 .cse3 .cse7 .cse4) (and .cse17 .cse6 .cse10 .cse11 .cse7) (and .cse6 .cse16 .cse12 .cse10 .cse15 .cse11) (and .cse0 .cse18 .cse10 .cse11 .cse5) (and .cse18 .cse14 .cse2 .cse7 .cse4) (and .cse16 .cse8 .cse10 .cse13 .cse2 .cse3 .cse7 .cse4) (and .cse6 .cse16 .cse8 .cse0 .cse10 .cse5 .cse4) (and .cse17 .cse1 .cse9 .cse11 .cse3 .cse7) (and .cse18 .cse1 .cse12 .cse13 .cse11) (and .cse0 .cse18 .cse13 .cse11 .cse5) (and .cse0 .cse14 .cse15 .cse3 .cse5 .cse4) (and .cse1 .cse12 .cse11 .cse3 .cse7) (and .cse17 .cse6 .cse16 .cse0 .cse12 .cse10 .cse4) (and .cse17 .cse16 .cse0 .cse10 .cse3 .cse4) (and .cse6 .cse16 .cse15 .cse2 .cse7 .cse4) (and .cse6 .cse14 .cse9 .cse15 .cse7 .cse4) (and .cse6 .cse8 .cse14 .cse9 .cse13 .cse11) (and .cse8 .cse1 .cse9 .cse13 .cse3 .cse7 .cse4) (and .cse14 .cse11 .cse3 .cse7) (and .cse16 .cse0 .cse18 .cse10 .cse5 .cse4) (and .cse6 .cse0 .cse1 .cse12 .cse15 .cse11) (and .cse17 .cse16 .cse12 .cse10 .cse11 .cse3) (and .cse17 .cse0 .cse18 .cse12 .cse4) (and .cse8 .cse0 .cse13 .cse3 .cse5 .cse4) (and .cse6 .cse16 .cse0 .cse9 .cse4))) [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L2760(lines 2760 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L382(lines 382 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L1704(lines 1704 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L3554(lines 3554 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L1176(lines 1176 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L2498(lines 2498 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L4612(lines 4612 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L3291(lines 3291 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L3027(lines 3027 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,276 INFO L262 CegarLoopResult]: For program point L649(lines 649 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L2235(lines 2235 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L4085(lines 4085 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L1971(lines 1971 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L914(lines 914 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L122(lines 122 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L3822(lines 3822 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L1444(lines 1444 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L387(lines 387 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L4351(lines 4351 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L2766(lines 2766 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L3031(lines 3031 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L1710(lines 1710 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L2503(lines 2503 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L3561(lines 3561 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L2240(lines 2240 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L126(lines 126 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L4090(lines 4090 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L919(lines 919 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L655(lines 655 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L3298(lines 3298 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L1184(lines 1184 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L2770(lines 2770 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L4620(lines 4620 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L1450(lines 1450 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L393(lines 393 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L4357(lines 4357 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L1979(lines 1979 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,277 INFO L262 CegarLoopResult]: For program point L1715(lines 1715 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L3830(lines 3830 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L3566(lines 3566 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L2245(lines 2245 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L131(lines 131 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L3038(lines 3038 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L2510(lines 2510 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L4096(lines 4096 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L2775(lines 2775 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L3304(lines 3304 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L1983(lines 1983 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L926(lines 926 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L662(lines 662 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L1455(lines 1455 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L398(lines 398 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L4362(lines 4362 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L1191(lines 1191 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L1720(lines 1720 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L4627(lines 4627 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L2249(lines 2249 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L3837(lines 3837 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L3573(lines 3573 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L4366(lines 4366 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L3309(lines 3309 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L138(lines 138 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L3045(lines 3045 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L1460(lines 1460 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L2517(lines 2517 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L403(lines 403 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,278 INFO L262 CegarLoopResult]: For program point L1196(lines 1196 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L2782(lines 2782 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L4104(lines 4104 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L1990(lines 1990 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L934(lines 934 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L1727(lines 1727 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L670(lines 670 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L2256(lines 2256 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L3050(lines 3050 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L1465(lines 1465 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L3315(lines 3315 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L4372(lines 4372 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L1201(lines 1201 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L3844(lines 3844 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L3580(lines 3580 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L146(lines 146 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L2789(lines 2789 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L2525(lines 2525 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L411(lines 411 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L4111(lines 4111 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L1997(lines 1997 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L676(lines 676 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L2262(lines 2262 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L941(lines 941 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L1734(lines 1734 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L3584(lines 3584 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L3320(lines 3320 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L1471(lines 1471 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L4378(lines 4378 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,279 INFO L262 CegarLoopResult]: For program point L1207(lines 1207 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L3057(lines 3057 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L3850(lines 3850 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L151(lines 151 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L2794(lines 2794 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L416(lines 416 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L4116(lines 4116 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L2531(lines 2531 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L946(lines 946 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L682(lines 682 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L2004(lines 2004 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L3590(lines 3590 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L2269(lines 2269 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L3062(lines 3062 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L1477(lines 1477 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L3327(lines 3327 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L4384(lines 4384 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L1213(lines 1213 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L3856(lines 3856 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L1742(lines 1742 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L157(lines 157 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L422(lines 422 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L4122(lines 4122 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L2801(lines 2801 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L2273(lines 2273 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L2009(lines 2009 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L952(lines 952 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L1481(lines 1481 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L689(lines 689 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,280 INFO L262 CegarLoopResult]: For program point L2539(lines 2539 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L1218(lines 1218 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L161(lines 161 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L3068(lines 3068 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L3862(lines 3862 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L1748(lines 1748 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L3598(lines 3598 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L1484(lines 1484 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L3334(lines 3334 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L2806(lines 2806 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L2278(lines 2278 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L4392(lines 4392 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L4128(lines 4128 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L429(lines 429 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L165(lines 165 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L694(lines 694 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L2016(lines 2016 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L2545(lines 2545 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L1224(lines 1224 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L960(lines 960 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L3867(lines 3867 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L3603(lines 3603 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L3075(lines 3075 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L2811(lines 2811 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L3340(lines 3340 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L4397(lines 4397 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L1755(lines 1755 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L1491(lines 1491 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L434(lines 434 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,281 INFO L262 CegarLoopResult]: For program point L170(lines 170 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L4135(lines 4135 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L2286(lines 2286 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L2022(lines 2022 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L701(lines 701 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L2551(lines 2551 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L966(lines 966 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L1231(lines 1231 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L3081(lines 3081 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L3874(lines 3874 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L3610(lines 3610 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L1496(lines 1496 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L2818(lines 2818 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L1761(lines 1761 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L440(lines 440 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L3347(lines 3347 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L4404(lines 4404 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L176(lines 176 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L2291(lines 2291 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L4141(lines 4141 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L3085(lines 3085 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L2029(lines 2029 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L3879(lines 3879 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L708(lines 708 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L2558(lines 2558 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L4408(lines 4408 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L1237(lines 1237 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L973(lines 973 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,282 INFO L262 CegarLoopResult]: For program point L3617(lines 3617 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L1503(lines 1503 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L446(lines 446 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L2825(lines 2825 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L3354(lines 3354 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L183(lines 183 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L2033(lines 2033 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L1769(lines 1769 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L2298(lines 2298 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L4148(lines 4148 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L3091(lines 3091 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L1242(lines 1242 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L978(lines 978 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L714(lines 714 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L2564(lines 2564 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L450(lines 450 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L3886(lines 3886 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L3622(lines 3622 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L4415(lines 4415 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L3359(lines 3359 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L1510(lines 1510 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L1246(lines 1246 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L2303(lines 2303 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L189(lines 189 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L2039(lines 2039 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L2832(lines 2832 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L454(lines 454 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L3097(lines 3097 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L1776(lines 1776 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,283 INFO L262 CegarLoopResult]: For program point L4155(lines 4155 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L457(lines 457 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L986(lines 986 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L3893(lines 3893 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L722(lines 722 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L2572(lines 2572 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L3629(lines 3629 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L3365(lines 3365 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L1516(lines 1516 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L4423(lines 4423 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L1252(lines 1252 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L2309(lines 2309 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L195(lines 195 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L3102(lines 3102 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L2045(lines 2045 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L1781(lines 1781 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L2574(lines 2574 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L2839(lines 2839 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L3897(lines 3897 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L4162(lines 4162 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L3370(lines 3370 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L992(lines 992 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L464(lines 464 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L2314(lines 2314 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L4428(lines 4428 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L3900(lines 3900 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L1786(lines 1786 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L729(lines 729 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L3636(lines 3636 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,284 INFO L262 CegarLoopResult]: For program point L1522(lines 1522 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L2051(lines 2051 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L2844(lines 2844 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L1259(lines 1259 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L202(lines 202 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L2581(lines 2581 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L3110(lines 3110 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L4168(lines 4168 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L998(lines 998 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L734(lines 734 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L3641(lines 3641 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L1527(lines 1527 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L4434(lines 4434 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L2320(lines 2320 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L3377(lines 3377 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L3906(lines 3906 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L471(lines 471 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L2057(lines 2057 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L2850(lines 2850 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L1793(lines 1793 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L1265(lines 1265 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L208(lines 208 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L738(lines 738 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L2588(lines 2588 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L4438(lines 4438 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L4174(lines 4174 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L3117(lines 3117 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L3646(lines 3646 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L1005(lines 1005 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,285 INFO L262 CegarLoopResult]: For program point L1534(lines 1534 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L477(lines 477 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L3384(lines 3384 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L2327(lines 2327 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L2856(lines 2856 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L3913(lines 3913 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L1271(lines 1271 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L214(lines 214 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L1800(lines 1800 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L2593(lines 2593 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L4443(lines 4443 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L2065(lines 2065 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L744(lines 744 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L3651(lines 3651 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L4180(lines 4180 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L3916(lines 3916 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L3124(lines 3124 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L482(lines 482 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L1011(lines 1011 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L1540(lines 1540 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L1276(lines 1276 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L2862(lines 2862 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L2334(lines 2334 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L3391(lines 3391 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L4448(lines 4448 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L220(lines 220 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L4184(lines 4184 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L2599(lines 2599 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L1807(lines 1807 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,286 INFO L262 CegarLoopResult]: For program point L750(lines 750 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L2072(lines 2072 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L3129(lines 3129 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L3922(lines 3922 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L3658(lines 3658 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L488(lines 488 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L1546(lines 1546 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L3396(lines 3396 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L4453(lines 4453 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L1282(lines 1282 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L1018(lines 1018 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L2868(lines 2868 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L2340(lines 2340 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L1812(lines 1812 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L227(lines 227 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L4191(lines 4191 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L756(lines 756 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L2078(lines 2078 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L3135(lines 3135 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L2607(lines 2607 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L3929(lines 3929 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L3665(lines 3665 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L1551(lines 1551 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L4458(lines 4458 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L1287(lines 1287 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L1023(lines 1023 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L495(lines 495 1382) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L2346(lines 2346 2719) no Hoare annotation was computed. [2020-12-09 15:32:50,287 INFO L262 CegarLoopResult]: For program point L3403(lines 3403 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,288 INFO L262 CegarLoopResult]: For program point L4196(lines 4196 4633) no Hoare annotation was computed. [2020-12-09 15:32:50,288 INFO L262 CegarLoopResult]: For program point L2875(lines 2875 4081) no Hoare annotation was computed. [2020-12-09 15:32:50,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 03:32:50 BoogieIcfgContainer [2020-12-09 15:32:50,336 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 15:32:50,336 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 15:32:50,336 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 15:32:50,336 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 15:32:50,337 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:27:56" (3/4) ... [2020-12-09 15:32:50,339 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 15:32:50,384 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 105 nodes and edges [2020-12-09 15:32:50,392 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-12-09 15:32:50,400 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-09 15:32:50,409 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-12-09 15:32:50,694 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_2cdfd53c-284f-4da3-99c1-9d7ef794bfbd/bin/utaipan/witness.graphml [2020-12-09 15:32:50,694 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 15:32:50,695 INFO L168 Benchmark]: Toolchain (without parser) took 299673.02 ms. Allocated memory was 123.7 MB in the beginning and 6.7 GB in the end (delta: 6.6 GB). Free memory was 96.2 MB in the beginning and 2.9 GB in the end (delta: -2.8 GB). Peak memory consumption was 3.8 GB. Max. memory is 16.1 GB. [2020-12-09 15:32:50,695 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 123.7 MB. Free memory is still 103.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 15:32:50,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1436.84 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 96.2 MB in the beginning and 58.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 65.9 MB. Max. memory is 16.1 GB. [2020-12-09 15:32:50,696 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.16 ms. Allocated memory is still 148.9 MB. Free memory was 58.5 MB in the beginning and 59.7 MB in the end (delta: -1.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2020-12-09 15:32:50,696 INFO L168 Benchmark]: Boogie Preprocessor took 150.95 ms. Allocated memory is still 148.9 MB. Free memory was 59.7 MB in the beginning and 55.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. [2020-12-09 15:32:50,696 INFO L168 Benchmark]: RCFGBuilder took 3533.08 ms. Allocated memory was 148.9 MB in the beginning and 369.1 MB in the end (delta: 220.2 MB). Free memory was 55.5 MB in the beginning and 236.2 MB in the end (delta: -180.8 MB). Peak memory consumption was 181.0 MB. Max. memory is 16.1 GB. [2020-12-09 15:32:50,697 INFO L168 Benchmark]: TraceAbstraction took 294035.49 ms. Allocated memory was 369.1 MB in the beginning and 6.7 GB in the end (delta: 6.3 GB). Free memory was 236.2 MB in the beginning and 3.0 GB in the end (delta: -2.7 GB). Peak memory consumption was 5.6 GB. Max. memory is 16.1 GB. [2020-12-09 15:32:50,697 INFO L168 Benchmark]: Witness Printer took 358.31 ms. Allocated memory is still 6.7 GB. Free memory was 3.0 GB in the beginning and 2.9 GB in the end (delta: 117.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 16.1 GB. [2020-12-09 15:32:50,698 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 123.7 MB. Free memory is still 103.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1436.84 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 96.2 MB in the beginning and 58.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 65.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 151.16 ms. Allocated memory is still 148.9 MB. Free memory was 58.5 MB in the beginning and 59.7 MB in the end (delta: -1.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 150.95 ms. Allocated memory is still 148.9 MB. Free memory was 59.7 MB in the beginning and 55.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3533.08 ms. Allocated memory was 148.9 MB in the beginning and 369.1 MB in the end (delta: 220.2 MB). Free memory was 55.5 MB in the beginning and 236.2 MB in the end (delta: -180.8 MB). Peak memory consumption was 181.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 294035.49 ms. Allocated memory was 369.1 MB in the beginning and 6.7 GB in the end (delta: 6.3 GB). Free memory was 236.2 MB in the beginning and 3.0 GB in the end (delta: -2.7 GB). Peak memory consumption was 5.6 GB. Max. memory is 16.1 GB. * Witness Printer took 358.31 ms. Allocated memory is still 6.7 GB. Free memory was 3.0 GB in the beginning and 2.9 GB in the end (delta: 117.4 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: 4779]: 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: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((a7 == 1 && a28 <= 15) && a26 <= 18) && a4 == 18) && a3 <= 0) && 18 <= a26) || (((a4 <= 17 && a28 <= 15) && a7 == 0) && a3 <= 0)) || (((((a14 <= 19 && 19 <= a26) && 16 <= a28) && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a4 <= 17 && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 == 1) && a7 == 0)) || ((((a7 == 1 && a28 <= 15) && a26 <= 17) && a3 == 1) && a4 == 18)) || ((((17 <= a28 && a14 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || (((((((a4 == 17 && a28 == 15) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 <= a14) && a3 == 1)) || ((((a14 <= 18 && a26 <= 18) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((a4 <= 17 && a26 <= 17) && 19 <= a14) && a7 == 0) && a3 <= 0)) || (((((a28 <= 16 && a7 == 1) && 16 <= a28) && 19 <= a14) && a4 == 18) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 16) && 19 <= a26) && 19 <= a14) && a7 == 0) && a3 <= 0)) || (((((20 <= a14 && a4 <= 17) && a7 == 1) && a28 <= 15) && a3 <= 0) && 18 <= a26)) || ((((a4 <= 17 && 16 <= a28) && a14 <= 18) && a3 == 1) && a7 == 0)) || (((((a7 == 1 && 19 <= a26) && 16 <= a28) && a14 <= 18) && a4 == 18) && a3 <= 0)) || ((((a28 <= 16 && a26 <= 17) && 16 <= a28) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && a28 <= 15) && 19 <= a26) && a3 == 1) && a4 == 18)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && 19 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && a28 <= 15) && 19 <= a26) && a14 <= 18) && a3 == 1)) || ((((a14 <= 19 && a26 <= 17) && 17 <= a28) && a3 == 1) && a4 == 18)) || ((((16 == a4 && a26 <= 17) && 16 <= a28) && a14 <= 18) && a3 == 1)) || ((((a4 <= 17 && 19 <= a26) && a14 <= 18) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a14 <= 19) && 16 == a4) && 16 <= a28) && 19 <= a14) && a3 == 1)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && a28 <= 15) && a3 == 1)) || (((((20 <= a14 && a28 <= 15) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && 17 <= a28) && a14 <= 18) && a3 == 1) && 18 <= a26)) || (((((20 <= a14 && a28 <= 16) && a26 <= 17) && 16 <= a28) && a4 == 18) && a3 == 1)) || ((((((a4 <= 17 && a14 <= 19) && 17 <= a28) && 19 <= a26) && 16 <= a28) && 19 <= a14) && a3 == 1)) || (((17 <= a28 && a14 <= 18) && a3 == 1) && a4 == 18)) || ((((16 == a4 && a26 <= 17) && 17 <= a28) && a14 <= 18) && a3 <= 0)) || (((((a28 <= 15 && a14 <= 18) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a14 <= 19) && 19 <= a14) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a7 == 1) && a14 <= 18) && a3 <= 0) && 18 <= a26)) || (((17 <= a28 && a4 == 18) && a3 == 1) && a7 == 0)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && 17 <= a28) && a3 == 1)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((((a7 == 1 && 16 == a4) && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 16 == a4) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((16 == a4 && a26 <= 18) && a3 == 1) && a7 == 0)) || (((((a28 <= 16 && a7 == 1) && 16 <= a28) && a3 == 1) && a4 == 18) && 18 <= a26)) || ((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && 16 <= a28) && 19 <= a14) && a3 == 1) && a7 == 0)) || (((((a14 <= 19 && a7 == 1) && a28 <= 15) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((((20 <= a14 && a28 <= 16) && 19 <= a26) && 16 <= a28) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((20 <= a14 && a4 <= 17) && 16 <= a28) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a28 <= 16) && a26 <= 17) && 16 <= a28) && a14 <= 18) && a3 == 1)) || (((((20 <= a14 && a28 <= 15) && 19 <= a26) && a4 == 18) && a3 == 1) && a7 == 0)) || ((((a7 == 1 && 16 == a4) && 16 <= a28) && a3 == 1) && 18 <= a26)) || ((((16 == a4 && 17 <= a28) && a26 <= 18) && a7 == 0) && a3 <= 0)) || (((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 19 <= a14) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a7 == 1) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || ((((16 == a4 && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 == 1)) || ((((a7 == 1 && 16 == a4) && 19 <= a14) && a3 == 1) && 18 <= a26)) || (((((a7 == 1 && 17 <= a28) && a14 <= 18) && a4 == 18) && 18 <= a26) && a3 <= 0)) || ((((a28 <= 15 && a26 <= 17) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((((20 <= a14 && a4 <= 17) && a28 <= 16) && a7 == 1) && a26 <= 17) && 16 <= a28) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 16) && a14 <= 18) && a26 <= 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && 17 <= a28) && 19 <= a26) && a14 <= 18) && a7 == 0) && a3 <= 0)) || ((((((a14 <= 19 && a28 <= 15) && 19 <= a26) && 19 <= a14) && a4 == 18) && a7 == 0) && a3 <= 0)) || (((((a28 <= 16 && a7 == 1) && 16 == a4) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) && a14 <= 18) && a3 == 1)) || ((((20 <= a14 && a7 == 1) && 16 == a4) && a26 <= 17) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 19 <= a14) && a4 == 18) && 18 <= a26) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 16) && a7 == 1) && 19 <= a26) && a3 <= 0) - InvariantResult [Line: 4820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((a7 == 1 && a28 <= 15) && a26 <= 18) && a4 == 18) && a3 <= 0) && 18 <= a26) || (((a4 <= 17 && a28 <= 15) && a7 == 0) && a3 <= 0)) || (((((a14 <= 19 && 19 <= a26) && 16 <= a28) && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a4 <= 17 && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 == 1) && a7 == 0)) || ((((a7 == 1 && a28 <= 15) && a26 <= 17) && a3 == 1) && a4 == 18)) || ((((17 <= a28 && a14 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((a14 <= 18 && a26 <= 18) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((a4 <= 17 && a26 <= 17) && 19 <= a14) && a7 == 0) && a3 <= 0)) || (((((a28 <= 16 && a7 == 1) && 16 <= a28) && 19 <= a14) && a4 == 18) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 16) && 19 <= a26) && 19 <= a14) && a7 == 0) && a3 <= 0)) || (((((20 <= a14 && a4 <= 17) && a7 == 1) && a28 <= 15) && a3 <= 0) && 18 <= a26)) || ((((a4 <= 17 && 16 <= a28) && a14 <= 18) && a3 == 1) && a7 == 0)) || (((((a7 == 1 && 19 <= a26) && 16 <= a28) && a14 <= 18) && a4 == 18) && a3 <= 0)) || ((((a28 <= 16 && a26 <= 17) && 16 <= a28) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && a28 <= 15) && 19 <= a26) && a3 == 1) && a4 == 18)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && 19 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && a28 <= 15) && 19 <= a26) && a14 <= 18) && a3 == 1)) || ((((a14 <= 19 && a26 <= 17) && 17 <= a28) && a3 == 1) && a4 == 18)) || ((((16 == a4 && a26 <= 17) && 16 <= a28) && a14 <= 18) && a3 == 1)) || ((((a4 <= 17 && 19 <= a26) && a14 <= 18) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a14 <= 19) && 16 == a4) && 16 <= a28) && 19 <= a14) && a3 == 1)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && a28 <= 15) && a3 == 1)) || (((((20 <= a14 && a28 <= 15) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && 17 <= a28) && a14 <= 18) && a3 == 1) && 18 <= a26)) || (((((20 <= a14 && a28 <= 16) && a26 <= 17) && 16 <= a28) && a4 == 18) && a3 == 1)) || ((((((a4 <= 17 && a14 <= 19) && 17 <= a28) && 19 <= a26) && 16 <= a28) && 19 <= a14) && a3 == 1)) || (((17 <= a28 && a14 <= 18) && a3 == 1) && a4 == 18)) || ((((16 == a4 && a26 <= 17) && 17 <= a28) && a14 <= 18) && a3 <= 0)) || (((((a28 <= 15 && a14 <= 18) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a14 <= 19) && 19 <= a14) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a7 == 1) && a14 <= 18) && a3 <= 0) && 18 <= a26)) || ((((((((a4 == 17 && a28 == 15) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 <= a14) && !(2 == input)) && a3 == 1)) || (((17 <= a28 && a4 == 18) && a3 == 1) && a7 == 0)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && 17 <= a28) && a3 == 1)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((((a7 == 1 && 16 == a4) && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 16 == a4) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((16 == a4 && a26 <= 18) && a3 == 1) && a7 == 0)) || (((((a28 <= 16 && a7 == 1) && 16 <= a28) && a3 == 1) && a4 == 18) && 18 <= a26)) || ((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && 16 <= a28) && 19 <= a14) && a3 == 1) && a7 == 0)) || (((((a14 <= 19 && a7 == 1) && a28 <= 15) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((((20 <= a14 && a28 <= 16) && 19 <= a26) && 16 <= a28) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((20 <= a14 && a4 <= 17) && 16 <= a28) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a28 <= 16) && a26 <= 17) && 16 <= a28) && a14 <= 18) && a3 == 1)) || (((((20 <= a14 && a28 <= 15) && 19 <= a26) && a4 == 18) && a3 == 1) && a7 == 0)) || ((((a7 == 1 && 16 == a4) && 16 <= a28) && a3 == 1) && 18 <= a26)) || ((((16 == a4 && 17 <= a28) && a26 <= 18) && a7 == 0) && a3 <= 0)) || (((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 19 <= a14) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a7 == 1) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || ((((16 == a4 && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 == 1)) || ((((a7 == 1 && 16 == a4) && 19 <= a14) && a3 == 1) && 18 <= a26)) || (((((a7 == 1 && 17 <= a28) && a14 <= 18) && a4 == 18) && 18 <= a26) && a3 <= 0)) || ((((a28 <= 15 && a26 <= 17) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((((20 <= a14 && a4 <= 17) && a28 <= 16) && a7 == 1) && a26 <= 17) && 16 <= a28) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 16) && a14 <= 18) && a26 <= 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && 17 <= a28) && 19 <= a26) && a14 <= 18) && a7 == 0) && a3 <= 0)) || ((((((a14 <= 19 && a28 <= 15) && 19 <= a26) && 19 <= a14) && a4 == 18) && a7 == 0) && a3 <= 0)) || (((((a28 <= 16 && a7 == 1) && 16 == a4) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) && a14 <= 18) && a3 == 1)) || ((((20 <= a14 && a7 == 1) && 16 == a4) && a26 <= 17) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 19 <= a14) && a4 == 18) && 18 <= a26) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 16) && a7 == 1) && 19 <= a26) && a3 <= 0) - InvariantResult [Line: 1385]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((a7 == 1 && a28 <= 15) && a26 <= 18) && a4 == 18) && a3 <= 0) && 18 <= a26) || (((a4 <= 17 && a28 <= 15) && a7 == 0) && a3 <= 0)) || (((((a14 <= 19 && 19 <= a26) && 16 <= a28) && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a4 <= 17 && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 == 1) && a7 == 0)) || ((((a7 == 1 && a28 <= 15) && a26 <= 17) && a3 == 1) && a4 == 18)) || ((((17 <= a28 && a14 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 16) && 16 <= a28) && a3 == 1) && a7 == 0)) || ((((a14 <= 18 && a26 <= 18) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((a4 <= 17 && a26 <= 17) && 19 <= a14) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 16) && 19 <= a26) && 19 <= a14) && a7 == 0) && a3 <= 0)) || (((((20 <= a14 && a4 <= 17) && a7 == 1) && a28 <= 15) && a3 <= 0) && 18 <= a26)) || ((((a4 <= 17 && 16 <= a28) && a14 <= 18) && a3 == 1) && a7 == 0)) || (((((a7 == 1 && 19 <= a26) && 16 <= a28) && a14 <= 18) && a4 == 18) && a3 <= 0)) || ((((a28 <= 16 && a26 <= 17) && 16 <= a28) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && a28 <= 15) && 19 <= a26) && a3 == 1) && a4 == 18)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && 19 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && a28 <= 15) && 19 <= a26) && a14 <= 18) && a3 == 1)) || ((((a14 <= 19 && 16 == a4) && 16 <= a28) && 19 <= a14) && a3 == 1)) || ((((a14 <= 19 && a26 <= 17) && 17 <= a28) && a3 == 1) && a4 == 18)) || ((((16 == a4 && a26 <= 17) && 16 <= a28) && a14 <= 18) && a3 == 1)) || ((((a4 <= 17 && 19 <= a26) && a14 <= 18) && a3 == 1) && a7 == 0)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && a28 <= 15) && a3 == 1)) || (((((20 <= a14 && a28 <= 15) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && 17 <= a28) && a14 <= 18) && a3 == 1) && 18 <= a26)) || (((17 <= a28 && a14 <= 18) && a3 == 1) && a4 == 18)) || ((((16 == a4 && a26 <= 17) && 17 <= a28) && a14 <= 18) && a3 <= 0)) || (((((a28 <= 15 && a14 <= 18) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a14 <= 19) && 19 <= a14) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a7 == 1) && a14 <= 18) && a3 <= 0) && 18 <= a26)) || ((((((((a4 == 17 && a28 == 15) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 <= a14) && !(2 == input)) && a3 == 1)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && 17 <= a28) && a3 == 1)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((((a7 == 1 && 16 == a4) && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 16 == a4) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((16 == a4 && a26 <= 18) && a3 == 1) && a7 == 0)) || (((((a28 <= 16 && a7 == 1) && 16 <= a28) && a3 == 1) && a4 == 18) && 18 <= a26)) || (((((a14 <= 19 && a7 == 1) && a28 <= 15) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((((20 <= a14 && a28 <= 16) && 19 <= a26) && 16 <= a28) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((20 <= a14 && a4 <= 17) && 16 <= a28) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a28 <= 16) && a26 <= 17) && 16 <= a28) && a14 <= 18) && a3 == 1)) || ((((a7 == 1 && 16 == a4) && 16 <= a28) && a3 == 1) && 18 <= a26)) || ((((16 == a4 && 17 <= a28) && a26 <= 18) && a7 == 0) && a3 <= 0)) || (((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 19 <= a14) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a7 == 1) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((((20 <= a14 && a28 <= 15) && 19 <= a26) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((16 == a4 && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 == 1)) || ((((a7 == 1 && 16 == a4) && 19 <= a14) && a3 == 1) && 18 <= a26)) || (((((a7 == 1 && 17 <= a28) && a14 <= 18) && a4 == 18) && 18 <= a26) && a3 <= 0)) || ((((a28 <= 15 && a26 <= 17) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((((20 <= a14 && a4 <= 17) && a28 <= 16) && a7 == 1) && a26 <= 17) && 16 <= a28) && a3 <= 0)) || (((((20 <= a14 && a28 <= 16) && a7 == 1) && 16 <= a28) && a4 == 18) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 16) && a14 <= 18) && a26 <= 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && 17 <= a28) && 19 <= a26) && a14 <= 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 <= 19) && 17 <= a28) && 19 <= a26) && 19 <= a14) && a3 == 1)) || ((((((a14 <= 19 && a28 <= 15) && 19 <= a26) && 19 <= a14) && a4 == 18) && a7 == 0) && a3 <= 0)) || (((17 <= a28 && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a28 <= 16 && a7 == 1) && 16 == a4) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) && a14 <= 18) && a3 == 1)) || (((((20 <= a14 && a28 <= 16) && a26 <= 17) && 16 <= a28) && a3 == 1) && a4 == 18)) || ((((20 <= a14 && a7 == 1) && 16 == a4) && a26 <= 17) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 19 <= a14) && a4 == 18) && 18 <= a26) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 16) && a7 == 1) && 19 <= a26) && a3 <= 0) - InvariantResult [Line: 2722]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((a7 == 1 && a28 <= 15) && a26 <= 18) && a4 == 18) && a3 <= 0) && 18 <= a26) || (((a4 <= 17 && a28 <= 15) && a7 == 0) && a3 <= 0)) || (((((a14 <= 19 && 19 <= a26) && 16 <= a28) && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a4 <= 17 && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 == 1) && a7 == 0)) || ((((a7 == 1 && a28 <= 15) && a26 <= 17) && a3 == 1) && a4 == 18)) || ((((17 <= a28 && a14 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 16) && 16 <= a28) && a3 == 1) && a7 == 0)) || ((((a14 <= 18 && a26 <= 18) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((a4 <= 17 && a26 <= 17) && 19 <= a14) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 16) && 19 <= a26) && 19 <= a14) && a7 == 0) && a3 <= 0)) || (((((20 <= a14 && a4 <= 17) && a7 == 1) && a28 <= 15) && a3 <= 0) && 18 <= a26)) || ((((a4 <= 17 && 16 <= a28) && a14 <= 18) && a3 == 1) && a7 == 0)) || (((((a7 == 1 && 19 <= a26) && 16 <= a28) && a14 <= 18) && a4 == 18) && a3 <= 0)) || ((((a28 <= 16 && a26 <= 17) && 16 <= a28) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && a28 <= 15) && 19 <= a26) && a3 == 1) && a4 == 18)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && 19 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && a28 <= 15) && 19 <= a26) && a14 <= 18) && a3 == 1)) || ((((a14 <= 19 && 16 == a4) && 16 <= a28) && 19 <= a14) && a3 == 1)) || ((((a14 <= 19 && a26 <= 17) && 17 <= a28) && a3 == 1) && a4 == 18)) || ((((16 == a4 && a26 <= 17) && 16 <= a28) && a14 <= 18) && a3 == 1)) || ((((a4 <= 17 && 19 <= a26) && a14 <= 18) && a3 == 1) && a7 == 0)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && a28 <= 15) && a3 == 1)) || (((((20 <= a14 && a28 <= 15) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && 17 <= a28) && a14 <= 18) && a3 == 1) && 18 <= a26)) || (((17 <= a28 && a14 <= 18) && a3 == 1) && a4 == 18)) || ((((16 == a4 && a26 <= 17) && 17 <= a28) && a14 <= 18) && a3 <= 0)) || (((((a28 <= 15 && a14 <= 18) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a14 <= 19) && 19 <= a14) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a7 == 1) && a14 <= 18) && a3 <= 0) && 18 <= a26)) || ((((((((a4 == 17 && a28 == 15) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 <= a14) && !(2 == input)) && a3 == 1)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && 17 <= a28) && a3 == 1)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((((a7 == 1 && 16 == a4) && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 16 == a4) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((16 == a4 && a26 <= 18) && a3 == 1) && a7 == 0)) || (((((a28 <= 16 && a7 == 1) && 16 <= a28) && a3 == 1) && a4 == 18) && 18 <= a26)) || (((((a14 <= 19 && a7 == 1) && a28 <= 15) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((((20 <= a14 && a28 <= 16) && 19 <= a26) && 16 <= a28) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((20 <= a14 && a4 <= 17) && 16 <= a28) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a28 <= 16) && a26 <= 17) && 16 <= a28) && a14 <= 18) && a3 == 1)) || ((((a7 == 1 && 16 == a4) && 16 <= a28) && a3 == 1) && 18 <= a26)) || ((((16 == a4 && 17 <= a28) && a26 <= 18) && a7 == 0) && a3 <= 0)) || (((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 19 <= a14) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a7 == 1) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((((20 <= a14 && a28 <= 15) && 19 <= a26) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((16 == a4 && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 == 1)) || ((((a7 == 1 && 16 == a4) && 19 <= a14) && a3 == 1) && 18 <= a26)) || (((((a7 == 1 && 17 <= a28) && a14 <= 18) && a4 == 18) && 18 <= a26) && a3 <= 0)) || ((((a28 <= 15 && a26 <= 17) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((((20 <= a14 && a4 <= 17) && a28 <= 16) && a7 == 1) && a26 <= 17) && 16 <= a28) && a3 <= 0)) || (((((20 <= a14 && a28 <= 16) && a7 == 1) && 16 <= a28) && a4 == 18) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 16) && a14 <= 18) && a26 <= 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && 17 <= a28) && 19 <= a26) && a14 <= 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 <= 19) && 17 <= a28) && 19 <= a26) && 19 <= a14) && a3 == 1)) || ((((((a14 <= 19 && a28 <= 15) && 19 <= a26) && 19 <= a14) && a4 == 18) && a7 == 0) && a3 <= 0)) || (((17 <= a28 && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a28 <= 16 && a7 == 1) && 16 == a4) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) && a14 <= 18) && a3 == 1)) || (((((20 <= a14 && a28 <= 16) && a26 <= 17) && 16 <= a28) && a3 == 1) && a4 == 18)) || ((((20 <= a14 && a7 == 1) && 16 == a4) && a26 <= 17) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 19 <= a14) && a4 == 18) && 18 <= a26) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 16) && a7 == 1) && 19 <= a26) && a3 <= 0) - InvariantResult [Line: 4084]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((a7 == 1 && a28 <= 15) && a26 <= 18) && a4 == 18) && a3 <= 0) && 18 <= a26) || (((a4 <= 17 && a28 <= 15) && a7 == 0) && a3 <= 0)) || (((((a14 <= 19 && 19 <= a26) && 16 <= a28) && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a4 <= 17 && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 == 1) && a7 == 0)) || ((((a7 == 1 && a28 <= 15) && a26 <= 17) && a3 == 1) && a4 == 18)) || ((((17 <= a28 && a14 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 16) && 16 <= a28) && a3 == 1) && a7 == 0)) || ((((a14 <= 18 && a26 <= 18) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((a4 <= 17 && a26 <= 17) && 19 <= a14) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 16) && 19 <= a26) && 19 <= a14) && a7 == 0) && a3 <= 0)) || (((((20 <= a14 && a4 <= 17) && a7 == 1) && a28 <= 15) && a3 <= 0) && 18 <= a26)) || ((((a4 <= 17 && 16 <= a28) && a14 <= 18) && a3 == 1) && a7 == 0)) || (((((a7 == 1 && 19 <= a26) && 16 <= a28) && a14 <= 18) && a4 == 18) && a3 <= 0)) || ((((a28 <= 16 && a26 <= 17) && 16 <= a28) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && a28 <= 15) && 19 <= a26) && a3 == 1) && a4 == 18)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && 19 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && a28 <= 15) && 19 <= a26) && a14 <= 18) && a3 == 1)) || ((((a14 <= 19 && 16 == a4) && 16 <= a28) && 19 <= a14) && a3 == 1)) || ((((a14 <= 19 && a26 <= 17) && 17 <= a28) && a3 == 1) && a4 == 18)) || ((((16 == a4 && a26 <= 17) && 16 <= a28) && a14 <= 18) && a3 == 1)) || ((((a4 <= 17 && 19 <= a26) && a14 <= 18) && a3 == 1) && a7 == 0)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && a28 <= 15) && a3 == 1)) || (((((20 <= a14 && a28 <= 15) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && 17 <= a28) && a14 <= 18) && a3 == 1) && 18 <= a26)) || (((17 <= a28 && a14 <= 18) && a3 == 1) && a4 == 18)) || ((((16 == a4 && a26 <= 17) && 17 <= a28) && a14 <= 18) && a3 <= 0)) || (((((a28 <= 15 && a14 <= 18) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a14 <= 19) && 19 <= a14) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a7 == 1) && a14 <= 18) && a3 <= 0) && 18 <= a26)) || ((((((((a4 == 17 && a28 == 15) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 <= a14) && !(2 == input)) && a3 == 1)) || ((((20 <= a14 && a4 <= 17) && a7 == 1) && 17 <= a28) && a3 == 1)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((((a7 == 1 && 16 == a4) && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 16 == a4) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((16 == a4 && a26 <= 18) && a3 == 1) && a7 == 0)) || (((((a28 <= 16 && a7 == 1) && 16 <= a28) && a3 == 1) && a4 == 18) && 18 <= a26)) || (((((a14 <= 19 && a7 == 1) && a28 <= 15) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((((20 <= a14 && a28 <= 16) && 19 <= a26) && 16 <= a28) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((20 <= a14 && a4 <= 17) && 16 <= a28) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a28 <= 16) && a26 <= 17) && 16 <= a28) && a14 <= 18) && a3 == 1)) || ((((a7 == 1 && 16 == a4) && 16 <= a28) && a3 == 1) && 18 <= a26)) || ((((16 == a4 && 17 <= a28) && a26 <= 18) && a7 == 0) && a3 <= 0)) || (((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 19 <= a14) && a26 <= 18) && a4 == 18) && a7 == 0) && a3 <= 0)) || ((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a7 == 1) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((((20 <= a14 && a28 <= 15) && 19 <= a26) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((16 == a4 && a28 <= 15) && a26 <= 17) && 19 <= a14) && a3 == 1)) || ((((a7 == 1 && 16 == a4) && 19 <= a14) && a3 == 1) && 18 <= a26)) || (((((a7 == 1 && 17 <= a28) && a14 <= 18) && a4 == 18) && 18 <= a26) && a3 <= 0)) || ((((a28 <= 15 && a26 <= 17) && a3 == 1) && a4 == 18) && a7 == 0)) || ((((((20 <= a14 && a4 <= 17) && a28 <= 16) && a7 == 1) && a26 <= 17) && 16 <= a28) && a3 <= 0)) || (((((20 <= a14 && a28 <= 16) && a7 == 1) && 16 <= a28) && a4 == 18) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 16) && a14 <= 18) && a26 <= 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && 17 <= a28) && 19 <= a26) && a14 <= 18) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 <= 19) && 17 <= a28) && 19 <= a26) && 19 <= a14) && a3 == 1)) || ((((((a14 <= 19 && a28 <= 15) && 19 <= a26) && 19 <= a14) && a4 == 18) && a7 == 0) && a3 <= 0)) || (((17 <= a28 && a3 == 1) && a4 == 18) && a7 == 0)) || (((((a28 <= 16 && a7 == 1) && 16 == a4) && 16 <= a28) && 18 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) && a14 <= 18) && a3 == 1)) || (((((20 <= a14 && a28 <= 16) && a26 <= 17) && 16 <= a28) && a3 == 1) && a4 == 18)) || ((((20 <= a14 && a7 == 1) && 16 == a4) && a26 <= 17) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 19 <= a14) && a4 == 18) && 18 <= a26) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 16) && a7 == 1) && 19 <= a26) && a3 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 763 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 272.3s, OverallIterations: 23, TraceHistogramMax: 18, AutomataDifference: 66.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 21.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 15886 SDtfs, 15574 SDslu, 1247 SDs, 0 SdLazy, 52641 SolverSat, 13402 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 40.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46122 GetRequests, 46065 SyntacticMatches, 7 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=106881occurred in iteration=18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.1s AutomataMinimizationTime, 23 MinimizatonAttempts, 47125 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 773 NumberOfFragments, 5531 HoareAnnotationTreeSize, 6 FomulaSimplifications, 40002 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 6 FomulaSimplificationsInter, 16526 FormulaSimplificationTreeSizeReductionInter, 19.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 2.2s SsaConstructionTime, 5.1s SatisfiabilityAnalysisTime, 121.6s InterpolantComputationTime, 62002 NumberOfCodeBlocks, 62002 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 84995 ConstructedInterpolants, 0 QuantifiedInterpolants, 416210757 SizeOfPredicates, 0 NumberOfNonLiveVariables, 27192 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 37 InterpolantComputations, 30 PerfectInterpolantSequences, 267168/268016 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...