./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label08.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_bd09b27b-9938-4801-9281-12d87aba1636/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label08.c -s /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/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 c5ec6275d46701998fc3c84aee7f8f50608bce74 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:43:46,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 09:43:46,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 09:43:46,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 09:43:46,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 09:43:46,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 09:43:46,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 09:43:46,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 09:43:46,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 09:43:46,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 09:43:46,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 09:43:46,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 09:43:46,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 09:43:46,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 09:43:46,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 09:43:46,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 09:43:46,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 09:43:46,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 09:43:46,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 09:43:46,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 09:43:46,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 09:43:46,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 09:43:46,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 09:43:46,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 09:43:46,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 09:43:46,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 09:43:46,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 09:43:46,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 09:43:46,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 09:43:46,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 09:43:46,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 09:43:46,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 09:43:46,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 09:43:46,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 09:43:46,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 09:43:46,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 09:43:46,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 09:43:46,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 09:43:46,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 09:43:46,750 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 09:43:46,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 09:43:46,752 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 09:43:46,773 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 09:43:46,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 09:43:46,774 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 09:43:46,774 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 09:43:46,775 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 09:43:46,775 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 09:43:46,775 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 09:43:46,775 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 09:43:46,775 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 09:43:46,775 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 09:43:46,776 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 09:43:46,776 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 09:43:46,776 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 09:43:46,776 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 09:43:46,776 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 09:43:46,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 09:43:46,777 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 09:43:46,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 09:43:46,778 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 09:43:46,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 09:43:46,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 09:43:46,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 09:43:46,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 09:43:46,778 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 09:43:46,779 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 09:43:46,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 09:43:46,779 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 09:43:46,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 09:43:46,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 09:43:46,779 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 09:43:46,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 09:43:46,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 09:43:46,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 09:43:46,780 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 09:43:46,781 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 09:43:46,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 09:43:46,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 09:43:46,781 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 09:43:46,781 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 09:43:46,781 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_bd09b27b-9938-4801-9281-12d87aba1636/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5ec6275d46701998fc3c84aee7f8f50608bce74 [2020-12-09 09:43:46,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 09:43:46,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 09:43:46,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 09:43:46,994 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 09:43:46,995 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 09:43:46,995 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem04_label08.c [2020-12-09 09:43:47,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/bin/utaipan/data/413a09e94/26368ac1781c461692b95abe319e337f/FLAGd39c7ddf7 [2020-12-09 09:43:47,614 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 09:43:47,614 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/sv-benchmarks/c/eca-rers2012/Problem04_label08.c [2020-12-09 09:43:47,634 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/bin/utaipan/data/413a09e94/26368ac1781c461692b95abe319e337f/FLAGd39c7ddf7 [2020-12-09 09:43:48,069 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/bin/utaipan/data/413a09e94/26368ac1781c461692b95abe319e337f [2020-12-09 09:43:48,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 09:43:48,073 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 09:43:48,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 09:43:48,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 09:43:48,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 09:43:48,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:43:48" (1/1) ... [2020-12-09 09:43:48,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43cc07fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:48, skipping insertion in model container [2020-12-09 09:43:48,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:43:48" (1/1) ... [2020-12-09 09:43:48,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 09:43:48,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 09:43:48,954 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_bd09b27b-9938-4801-9281-12d87aba1636/sv-benchmarks/c/eca-rers2012/Problem04_label08.c[183324,183337] [2020-12-09 09:43:48,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 09:43:48,971 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 09:43:49,404 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_bd09b27b-9938-4801-9281-12d87aba1636/sv-benchmarks/c/eca-rers2012/Problem04_label08.c[183324,183337] [2020-12-09 09:43:49,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 09:43:49,427 INFO L208 MainTranslator]: Completed translation [2020-12-09 09:43:49,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:49 WrapperNode [2020-12-09 09:43:49,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 09:43:49,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 09:43:49,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 09:43:49,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 09:43:49,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:49" (1/1) ... [2020-12-09 09:43:49,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:49" (1/1) ... [2020-12-09 09:43:49,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 09:43:49,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 09:43:49,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 09:43:49,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 09:43:49,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:49" (1/1) ... [2020-12-09 09:43:49,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:49" (1/1) ... [2020-12-09 09:43:49,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:49" (1/1) ... [2020-12-09 09:43:49,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:49" (1/1) ... [2020-12-09 09:43:49,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:49" (1/1) ... [2020-12-09 09:43:49,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:49" (1/1) ... [2020-12-09 09:43:49,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:49" (1/1) ... [2020-12-09 09:43:49,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 09:43:49,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 09:43:49,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 09:43:49,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 09:43:49,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/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 09:43:49,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 09:43:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 09:43:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 09:43:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 09:43:53,501 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 09:43:53,502 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-09 09:43:53,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:43:53 BoogieIcfgContainer [2020-12-09 09:43:53,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 09:43:53,506 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 09:43:53,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 09:43:53,508 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 09:43:53,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 09:43:48" (1/3) ... [2020-12-09 09:43:53,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25b3bde0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:43:53, skipping insertion in model container [2020-12-09 09:43:53,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:43:49" (2/3) ... [2020-12-09 09:43:53,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25b3bde0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:43:53, skipping insertion in model container [2020-12-09 09:43:53,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:43:53" (3/3) ... [2020-12-09 09:43:53,510 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem04_label08.c [2020-12-09 09:43:53,519 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 09:43:53,522 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 09:43:53,529 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 09:43:53,550 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 09:43:53,550 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 09:43:53,550 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 09:43:53,550 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 09:43:53,550 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 09:43:53,551 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 09:43:53,551 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 09:43:53,551 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 09:43:53,573 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states. [2020-12-09 09:43:53,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2020-12-09 09:43:53,613 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:43:53,615 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 09:43:53,615 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:43:53,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:43:53,621 INFO L82 PathProgramCache]: Analyzing trace with hash -1870333635, now seen corresponding path program 1 times [2020-12-09 09:43:53,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:43:53,629 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701757483] [2020-12-09 09:43:53,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:43:53,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:43:54,885 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 09:43:54,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701757483] [2020-12-09 09:43:54,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:43:54,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:43:54,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896108573] [2020-12-09 09:43:54,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:43:54,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:43:54,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:43:54,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:43:54,901 INFO L87 Difference]: Start difference. First operand 763 states. Second operand 3 states. [2020-12-09 09:43:57,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:43:57,486 INFO L93 Difference]: Finished difference Result 2285 states and 4541 transitions. [2020-12-09 09:43:57,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:43:57,487 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 755 [2020-12-09 09:43:57,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:43:57,513 INFO L225 Difference]: With dead ends: 2285 [2020-12-09 09:43:57,513 INFO L226 Difference]: Without dead ends: 1519 [2020-12-09 09:43:57,518 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 09:43:57,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2020-12-09 09:43:57,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1519. [2020-12-09 09:43:57,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1519 states. [2020-12-09 09:43:57,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 2797 transitions. [2020-12-09 09:43:57,596 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 2797 transitions. Word has length 755 [2020-12-09 09:43:57,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:43:57,597 INFO L481 AbstractCegarLoop]: Abstraction has 1519 states and 2797 transitions. [2020-12-09 09:43:57,597 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:43:57,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2797 transitions. [2020-12-09 09:43:57,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2020-12-09 09:43:57,611 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:43:57,612 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:43:57,612 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 09:43:57,612 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:43:57,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:43:57,613 INFO L82 PathProgramCache]: Analyzing trace with hash 111521299, now seen corresponding path program 1 times [2020-12-09 09:43:57,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:43:57,613 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978039782] [2020-12-09 09:43:57,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:43:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:43:58,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:43:58,175 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978039782] [2020-12-09 09:43:58,175 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:43:58,176 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:43:58,176 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566217806] [2020-12-09 09:43:58,177 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:43:58,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:43:58,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:43:58,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:43:58,178 INFO L87 Difference]: Start difference. First operand 1519 states and 2797 transitions. Second operand 3 states. [2020-12-09 09:44:00,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:00,778 INFO L93 Difference]: Finished difference Result 4553 states and 8388 transitions. [2020-12-09 09:44:00,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:44:00,779 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 760 [2020-12-09 09:44:00,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:00,791 INFO L225 Difference]: With dead ends: 4553 [2020-12-09 09:44:00,791 INFO L226 Difference]: Without dead ends: 3035 [2020-12-09 09:44:00,793 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 09:44:00,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3035 states. [2020-12-09 09:44:00,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3035 to 3035. [2020-12-09 09:44:00,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3035 states. [2020-12-09 09:44:00,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 3035 states and 4836 transitions. [2020-12-09 09:44:00,846 INFO L78 Accepts]: Start accepts. Automaton has 3035 states and 4836 transitions. Word has length 760 [2020-12-09 09:44:00,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:00,846 INFO L481 AbstractCegarLoop]: Abstraction has 3035 states and 4836 transitions. [2020-12-09 09:44:00,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:44:00,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 4836 transitions. [2020-12-09 09:44:00,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2020-12-09 09:44:00,854 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:00,855 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:44:00,855 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 09:44:00,855 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:00,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:00,856 INFO L82 PathProgramCache]: Analyzing trace with hash 219457930, now seen corresponding path program 1 times [2020-12-09 09:44:00,856 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:00,856 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435636176] [2020-12-09 09:44:00,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:44:01,731 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-09 09:44:01,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435636176] [2020-12-09 09:44:01,731 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:44:01,731 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:44:01,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842193858] [2020-12-09 09:44:01,732 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:44:01,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:44:01,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:44:01,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:44:01,733 INFO L87 Difference]: Start difference. First operand 3035 states and 4836 transitions. Second operand 3 states. [2020-12-09 09:44:04,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:04,051 INFO L93 Difference]: Finished difference Result 9101 states and 14505 transitions. [2020-12-09 09:44:04,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:44:04,052 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 777 [2020-12-09 09:44:04,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:04,076 INFO L225 Difference]: With dead ends: 9101 [2020-12-09 09:44:04,076 INFO L226 Difference]: Without dead ends: 6067 [2020-12-09 09:44:04,080 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 09:44:04,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6067 states. [2020-12-09 09:44:04,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6067 to 5309. [2020-12-09 09:44:04,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5309 states. [2020-12-09 09:44:04,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5309 states to 5309 states and 8400 transitions. [2020-12-09 09:44:04,220 INFO L78 Accepts]: Start accepts. Automaton has 5309 states and 8400 transitions. Word has length 777 [2020-12-09 09:44:04,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:04,222 INFO L481 AbstractCegarLoop]: Abstraction has 5309 states and 8400 transitions. [2020-12-09 09:44:04,222 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:44:04,222 INFO L276 IsEmpty]: Start isEmpty. Operand 5309 states and 8400 transitions. [2020-12-09 09:44:04,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 818 [2020-12-09 09:44:04,238 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:04,238 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:44:04,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-09 09:44:04,239 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:04,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:04,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1264579082, now seen corresponding path program 1 times [2020-12-09 09:44:04,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:04,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073102235] [2020-12-09 09:44:04,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:44:04,704 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-09 09:44:04,704 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073102235] [2020-12-09 09:44:04,704 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:44:04,704 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:44:04,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650740620] [2020-12-09 09:44:04,705 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:44:04,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:44:04,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:44:04,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:44:04,706 INFO L87 Difference]: Start difference. First operand 5309 states and 8400 transitions. Second operand 3 states. [2020-12-09 09:44:07,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:07,069 INFO L93 Difference]: Finished difference Result 13649 states and 21349 transitions. [2020-12-09 09:44:07,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:44:07,069 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 817 [2020-12-09 09:44:07,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:07,097 INFO L225 Difference]: With dead ends: 13649 [2020-12-09 09:44:07,097 INFO L226 Difference]: Without dead ends: 8341 [2020-12-09 09:44:07,101 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 09:44:07,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8341 states. [2020-12-09 09:44:07,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8341 to 8341. [2020-12-09 09:44:07,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8341 states. [2020-12-09 09:44:07,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8341 states to 8341 states and 11522 transitions. [2020-12-09 09:44:07,206 INFO L78 Accepts]: Start accepts. Automaton has 8341 states and 11522 transitions. Word has length 817 [2020-12-09 09:44:07,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:07,206 INFO L481 AbstractCegarLoop]: Abstraction has 8341 states and 11522 transitions. [2020-12-09 09:44:07,206 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:44:07,206 INFO L276 IsEmpty]: Start isEmpty. Operand 8341 states and 11522 transitions. [2020-12-09 09:44:07,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2020-12-09 09:44:07,222 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:07,223 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, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:44:07,223 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-09 09:44:07,223 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:07,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:07,224 INFO L82 PathProgramCache]: Analyzing trace with hash -438404843, now seen corresponding path program 1 times [2020-12-09 09:44:07,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:07,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902180260] [2020-12-09 09:44:07,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:07,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:44:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2020-12-09 09:44:07,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902180260] [2020-12-09 09:44:07,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:44:07,681 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:44:07,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054150600] [2020-12-09 09:44:07,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:44:07,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:44:07,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:44:07,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:44:07,683 INFO L87 Difference]: Start difference. First operand 8341 states and 11522 transitions. Second operand 3 states. [2020-12-09 09:44:10,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:10,245 INFO L93 Difference]: Finished difference Result 25019 states and 34563 transitions. [2020-12-09 09:44:10,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:44:10,246 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 852 [2020-12-09 09:44:10,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:10,283 INFO L225 Difference]: With dead ends: 25019 [2020-12-09 09:44:10,283 INFO L226 Difference]: Without dead ends: 16679 [2020-12-09 09:44:10,289 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 09:44:10,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16679 states. [2020-12-09 09:44:10,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16679 to 16679. [2020-12-09 09:44:10,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16679 states. [2020-12-09 09:44:10,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16679 states to 16679 states and 21110 transitions. [2020-12-09 09:44:10,447 INFO L78 Accepts]: Start accepts. Automaton has 16679 states and 21110 transitions. Word has length 852 [2020-12-09 09:44:10,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:10,447 INFO L481 AbstractCegarLoop]: Abstraction has 16679 states and 21110 transitions. [2020-12-09 09:44:10,447 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:44:10,447 INFO L276 IsEmpty]: Start isEmpty. Operand 16679 states and 21110 transitions. [2020-12-09 09:44:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 974 [2020-12-09 09:44:10,474 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:10,475 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:44:10,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-09 09:44:10,475 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:10,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:10,476 INFO L82 PathProgramCache]: Analyzing trace with hash -2129496611, now seen corresponding path program 1 times [2020-12-09 09:44:10,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:10,476 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939182857] [2020-12-09 09:44:10,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:44:11,175 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2020-12-09 09:44:11,175 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939182857] [2020-12-09 09:44:11,175 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:44:11,176 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:44:11,176 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141202223] [2020-12-09 09:44:11,176 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 09:44:11,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:44:11,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 09:44:11,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 09:44:11,177 INFO L87 Difference]: Start difference. First operand 16679 states and 21110 transitions. Second operand 4 states. [2020-12-09 09:44:13,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:13,600 INFO L93 Difference]: Finished difference Result 34186 states and 43096 transitions. [2020-12-09 09:44:13,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 09:44:13,601 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 973 [2020-12-09 09:44:13,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:13,621 INFO L225 Difference]: With dead ends: 34186 [2020-12-09 09:44:13,621 INFO L226 Difference]: Without dead ends: 17508 [2020-12-09 09:44:13,633 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 09:44:13,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17508 states. [2020-12-09 09:44:13,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17508 to 17437. [2020-12-09 09:44:13,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17437 states. [2020-12-09 09:44:13,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17437 states to 17437 states and 21874 transitions. [2020-12-09 09:44:13,787 INFO L78 Accepts]: Start accepts. Automaton has 17437 states and 21874 transitions. Word has length 973 [2020-12-09 09:44:13,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:13,787 INFO L481 AbstractCegarLoop]: Abstraction has 17437 states and 21874 transitions. [2020-12-09 09:44:13,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 09:44:13,788 INFO L276 IsEmpty]: Start isEmpty. Operand 17437 states and 21874 transitions. [2020-12-09 09:44:13,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 989 [2020-12-09 09:44:13,835 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:13,836 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2020-12-09 09:44:13,836 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-09 09:44:13,836 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:13,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:13,837 INFO L82 PathProgramCache]: Analyzing trace with hash -45648102, now seen corresponding path program 1 times [2020-12-09 09:44:13,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:13,837 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474548932] [2020-12-09 09:44:13,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:44:14,536 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2020-12-09 09:44:14,536 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474548932] [2020-12-09 09:44:14,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:44:14,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:44:14,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770267524] [2020-12-09 09:44:14,537 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:44:14,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:44:14,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:44:14,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:44:14,538 INFO L87 Difference]: Start difference. First operand 17437 states and 21874 transitions. Second operand 3 states. [2020-12-09 09:44:17,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:17,378 INFO L93 Difference]: Finished difference Result 50033 states and 63249 transitions. [2020-12-09 09:44:17,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:44:17,378 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 988 [2020-12-09 09:44:17,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:17,418 INFO L225 Difference]: With dead ends: 50033 [2020-12-09 09:44:17,418 INFO L226 Difference]: Without dead ends: 33355 [2020-12-09 09:44:17,434 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 09:44:17,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33355 states. [2020-12-09 09:44:17,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33355 to 33355. [2020-12-09 09:44:17,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33355 states. [2020-12-09 09:44:17,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33355 states to 33355 states and 40934 transitions. [2020-12-09 09:44:17,742 INFO L78 Accepts]: Start accepts. Automaton has 33355 states and 40934 transitions. Word has length 988 [2020-12-09 09:44:17,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:17,743 INFO L481 AbstractCegarLoop]: Abstraction has 33355 states and 40934 transitions. [2020-12-09 09:44:17,743 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:44:17,743 INFO L276 IsEmpty]: Start isEmpty. Operand 33355 states and 40934 transitions. [2020-12-09 09:44:17,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 997 [2020-12-09 09:44:17,777 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:17,777 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:44:17,777 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-09 09:44:17,778 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:17,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:17,778 INFO L82 PathProgramCache]: Analyzing trace with hash 671279665, now seen corresponding path program 1 times [2020-12-09 09:44:17,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:17,778 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134228728] [2020-12-09 09:44:17,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:44:18,449 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-12-09 09:44:18,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134228728] [2020-12-09 09:44:18,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:44:18,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:44:18,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243030629] [2020-12-09 09:44:18,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:44:18,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:44:18,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:44:18,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:44:18,452 INFO L87 Difference]: Start difference. First operand 33355 states and 40934 transitions. Second operand 3 states. [2020-12-09 09:44:21,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:21,593 INFO L93 Difference]: Finished difference Result 94755 states and 116700 transitions. [2020-12-09 09:44:21,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:44:21,594 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 996 [2020-12-09 09:44:21,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:21,655 INFO L225 Difference]: With dead ends: 94755 [2020-12-09 09:44:21,655 INFO L226 Difference]: Without dead ends: 62159 [2020-12-09 09:44:21,676 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 09:44:21,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62159 states. [2020-12-09 09:44:22,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62159 to 57611. [2020-12-09 09:44:22,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57611 states. [2020-12-09 09:44:22,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57611 states to 57611 states and 69943 transitions. [2020-12-09 09:44:22,201 INFO L78 Accepts]: Start accepts. Automaton has 57611 states and 69943 transitions. Word has length 996 [2020-12-09 09:44:22,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:22,201 INFO L481 AbstractCegarLoop]: Abstraction has 57611 states and 69943 transitions. [2020-12-09 09:44:22,201 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:44:22,201 INFO L276 IsEmpty]: Start isEmpty. Operand 57611 states and 69943 transitions. [2020-12-09 09:44:22,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1144 [2020-12-09 09:44:22,237 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:22,238 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:44:22,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-09 09:44:22,238 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:22,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:22,238 INFO L82 PathProgramCache]: Analyzing trace with hash -185778989, now seen corresponding path program 1 times [2020-12-09 09:44:22,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:22,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710097605] [2020-12-09 09:44:22,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:44:23,144 INFO L134 CoverageAnalysis]: Checked inductivity of 831 backedges. 575 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2020-12-09 09:44:23,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710097605] [2020-12-09 09:44:23,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:44:23,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:44:23,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846102208] [2020-12-09 09:44:23,146 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:44:23,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:44:23,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:44:23,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:44:23,146 INFO L87 Difference]: Start difference. First operand 57611 states and 69943 transitions. Second operand 3 states. [2020-12-09 09:44:25,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:25,721 INFO L93 Difference]: Finished difference Result 115221 states and 139909 transitions. [2020-12-09 09:44:25,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:44:25,722 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1143 [2020-12-09 09:44:25,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:25,778 INFO L225 Difference]: With dead ends: 115221 [2020-12-09 09:44:25,778 INFO L226 Difference]: Without dead ends: 58369 [2020-12-09 09:44:25,801 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 09:44:25,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58369 states. [2020-12-09 09:44:26,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58369 to 58369. [2020-12-09 09:44:26,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58369 states. [2020-12-09 09:44:26,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58369 states to 58369 states and 70599 transitions. [2020-12-09 09:44:26,369 INFO L78 Accepts]: Start accepts. Automaton has 58369 states and 70599 transitions. Word has length 1143 [2020-12-09 09:44:26,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:26,369 INFO L481 AbstractCegarLoop]: Abstraction has 58369 states and 70599 transitions. [2020-12-09 09:44:26,369 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:44:26,370 INFO L276 IsEmpty]: Start isEmpty. Operand 58369 states and 70599 transitions. [2020-12-09 09:44:26,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1161 [2020-12-09 09:44:26,403 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:26,404 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:44:26,404 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-09 09:44:26,404 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:26,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:26,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1456042968, now seen corresponding path program 1 times [2020-12-09 09:44:26,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:26,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958457534] [2020-12-09 09:44:26,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:44:28,663 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 431 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-12-09 09:44:28,663 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958457534] [2020-12-09 09:44:28,663 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:44:28,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 09:44:28,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482601396] [2020-12-09 09:44:28,665 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 09:44:28,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:44:28,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 09:44:28,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-09 09:44:28,666 INFO L87 Difference]: Start difference. First operand 58369 states and 70599 transitions. Second operand 6 states. [2020-12-09 09:44:34,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:34,235 INFO L93 Difference]: Finished difference Result 132074 states and 159378 transitions. [2020-12-09 09:44:34,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-09 09:44:34,236 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1160 [2020-12-09 09:44:34,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:34,305 INFO L225 Difference]: With dead ends: 132074 [2020-12-09 09:44:34,305 INFO L226 Difference]: Without dead ends: 74464 [2020-12-09 09:44:34,332 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-12-09 09:44:34,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74464 states. [2020-12-09 09:44:34,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74464 to 60643. [2020-12-09 09:44:34,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60643 states. [2020-12-09 09:44:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60643 states to 60643 states and 72927 transitions. [2020-12-09 09:44:34,955 INFO L78 Accepts]: Start accepts. Automaton has 60643 states and 72927 transitions. Word has length 1160 [2020-12-09 09:44:34,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:34,955 INFO L481 AbstractCegarLoop]: Abstraction has 60643 states and 72927 transitions. [2020-12-09 09:44:34,955 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 09:44:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 60643 states and 72927 transitions. [2020-12-09 09:44:34,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1168 [2020-12-09 09:44:34,989 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:34,990 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:44:34,990 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-09 09:44:34,990 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:34,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:34,991 INFO L82 PathProgramCache]: Analyzing trace with hash 846435576, now seen corresponding path program 1 times [2020-12-09 09:44:34,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:34,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852696424] [2020-12-09 09:44:34,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:44:35,997 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 495 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-09 09:44:35,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852696424] [2020-12-09 09:44:35,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:44:35,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:44:35,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072018413] [2020-12-09 09:44:35,999 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:44:35,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:44:35,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:44:35,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:44:36,000 INFO L87 Difference]: Start difference. First operand 60643 states and 72927 transitions. Second operand 3 states. [2020-12-09 09:44:39,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:39,015 INFO L93 Difference]: Finished difference Result 135687 states and 164200 transitions. [2020-12-09 09:44:39,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:44:39,016 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1167 [2020-12-09 09:44:39,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:39,086 INFO L225 Difference]: With dead ends: 135687 [2020-12-09 09:44:39,086 INFO L226 Difference]: Without dead ends: 75803 [2020-12-09 09:44:39,115 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 09:44:39,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75803 states. [2020-12-09 09:44:39,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75803 to 68981. [2020-12-09 09:44:39,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68981 states. [2020-12-09 09:44:39,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68981 states to 68981 states and 81082 transitions. [2020-12-09 09:44:39,756 INFO L78 Accepts]: Start accepts. Automaton has 68981 states and 81082 transitions. Word has length 1167 [2020-12-09 09:44:39,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:39,757 INFO L481 AbstractCegarLoop]: Abstraction has 68981 states and 81082 transitions. [2020-12-09 09:44:39,757 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:44:39,757 INFO L276 IsEmpty]: Start isEmpty. Operand 68981 states and 81082 transitions. [2020-12-09 09:44:39,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1301 [2020-12-09 09:44:39,798 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:39,800 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:44:39,800 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-09 09:44:39,800 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:39,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:39,800 INFO L82 PathProgramCache]: Analyzing trace with hash -703295398, now seen corresponding path program 1 times [2020-12-09 09:44:39,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:39,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150782328] [2020-12-09 09:44:39,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:44:40,875 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 596 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2020-12-09 09:44:40,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150782328] [2020-12-09 09:44:40,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:44:40,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:44:40,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711383214] [2020-12-09 09:44:40,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:44:40,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:44:40,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:44:40,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:44:40,877 INFO L87 Difference]: Start difference. First operand 68981 states and 81082 transitions. Second operand 3 states. [2020-12-09 09:44:43,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:43,759 INFO L93 Difference]: Finished difference Result 159185 states and 186784 transitions. [2020-12-09 09:44:43,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:44:43,759 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1300 [2020-12-09 09:44:43,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:43,838 INFO L225 Difference]: With dead ends: 159185 [2020-12-09 09:44:43,838 INFO L226 Difference]: Without dead ends: 90205 [2020-12-09 09:44:43,865 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 09:44:43,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90205 states. [2020-12-09 09:44:44,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90205 to 87173. [2020-12-09 09:44:44,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87173 states. [2020-12-09 09:44:44,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87173 states to 87173 states and 100740 transitions. [2020-12-09 09:44:44,639 INFO L78 Accepts]: Start accepts. Automaton has 87173 states and 100740 transitions. Word has length 1300 [2020-12-09 09:44:44,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:44,640 INFO L481 AbstractCegarLoop]: Abstraction has 87173 states and 100740 transitions. [2020-12-09 09:44:44,640 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:44:44,640 INFO L276 IsEmpty]: Start isEmpty. Operand 87173 states and 100740 transitions. [2020-12-09 09:44:44,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1399 [2020-12-09 09:44:44,781 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:44,784 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:44:44,784 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-09 09:44:44,784 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:44,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:44,785 INFO L82 PathProgramCache]: Analyzing trace with hash -738108393, now seen corresponding path program 1 times [2020-12-09 09:44:44,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:44,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739065020] [2020-12-09 09:44:44,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:44:46,343 INFO L134 CoverageAnalysis]: Checked inductivity of 932 backedges. 854 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-12-09 09:44:46,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739065020] [2020-12-09 09:44:46,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:44:46,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:44:46,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978022925] [2020-12-09 09:44:46,345 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:44:46,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:44:46,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:44:46,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:44:46,345 INFO L87 Difference]: Start difference. First operand 87173 states and 100740 transitions. Second operand 3 states. [2020-12-09 09:44:49,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:49,924 INFO L93 Difference]: Finished difference Result 179651 states and 207217 transitions. [2020-12-09 09:44:49,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:44:49,925 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1398 [2020-12-09 09:44:49,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:50,007 INFO L225 Difference]: With dead ends: 179651 [2020-12-09 09:44:50,007 INFO L226 Difference]: Without dead ends: 93237 [2020-12-09 09:44:50,045 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 09:44:50,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93237 states. [2020-12-09 09:44:50,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93237 to 88689. [2020-12-09 09:44:50,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88689 states. [2020-12-09 09:44:50,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88689 states to 88689 states and 101000 transitions. [2020-12-09 09:44:50,857 INFO L78 Accepts]: Start accepts. Automaton has 88689 states and 101000 transitions. Word has length 1398 [2020-12-09 09:44:50,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:50,858 INFO L481 AbstractCegarLoop]: Abstraction has 88689 states and 101000 transitions. [2020-12-09 09:44:50,858 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:44:50,858 INFO L276 IsEmpty]: Start isEmpty. Operand 88689 states and 101000 transitions. [2020-12-09 09:44:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1406 [2020-12-09 09:44:50,913 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:50,915 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:44:50,915 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-09 09:44:50,915 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:50,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:50,916 INFO L82 PathProgramCache]: Analyzing trace with hash 205559812, now seen corresponding path program 1 times [2020-12-09 09:44:50,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:50,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009682908] [2020-12-09 09:44:50,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:44:52,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1178 backedges. 648 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2020-12-09 09:44:52,847 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009682908] [2020-12-09 09:44:52,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:44:52,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:44:52,847 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928800800] [2020-12-09 09:44:52,848 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:44:52,848 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:44:52,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:44:52,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:44:52,849 INFO L87 Difference]: Start difference. First operand 88689 states and 101000 transitions. Second operand 3 states. [2020-12-09 09:44:56,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:44:56,251 INFO L93 Difference]: Finished difference Result 203149 states and 231271 transitions. [2020-12-09 09:44:56,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:44:56,252 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1405 [2020-12-09 09:44:56,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:44:56,360 INFO L225 Difference]: With dead ends: 203149 [2020-12-09 09:44:56,360 INFO L226 Difference]: Without dead ends: 115219 [2020-12-09 09:44:56,397 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 09:44:56,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115219 states. [2020-12-09 09:44:57,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115219 to 103091. [2020-12-09 09:44:57,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103091 states. [2020-12-09 09:44:57,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103091 states to 103091 states and 117071 transitions. [2020-12-09 09:44:57,413 INFO L78 Accepts]: Start accepts. Automaton has 103091 states and 117071 transitions. Word has length 1405 [2020-12-09 09:44:57,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:44:57,414 INFO L481 AbstractCegarLoop]: Abstraction has 103091 states and 117071 transitions. [2020-12-09 09:44:57,414 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:44:57,414 INFO L276 IsEmpty]: Start isEmpty. Operand 103091 states and 117071 transitions. [2020-12-09 09:44:57,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1664 [2020-12-09 09:44:57,484 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:44:57,485 INFO L422 BasicCegarLoop]: trace histogram [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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:44:57,485 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-09 09:44:57,485 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:44:57,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:44:57,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1568634677, now seen corresponding path program 1 times [2020-12-09 09:44:57,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:44:57,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014611862] [2020-12-09 09:44:57,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:44:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:45:02,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2018 backedges. 1505 proven. 0 refuted. 0 times theorem prover too weak. 513 trivial. 0 not checked. [2020-12-09 09:45:02,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014611862] [2020-12-09 09:45:02,469 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:45:02,469 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-09 09:45:02,469 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515675916] [2020-12-09 09:45:02,470 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 09:45:02,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:45:02,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 09:45:02,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-09 09:45:02,471 INFO L87 Difference]: Start difference. First operand 103091 states and 117071 transitions. Second operand 5 states. [2020-12-09 09:45:08,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:45:08,581 INFO L93 Difference]: Finished difference Result 224287 states and 254146 transitions. [2020-12-09 09:45:08,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 09:45:08,582 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1663 [2020-12-09 09:45:08,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:45:08,689 INFO L225 Difference]: With dead ends: 224287 [2020-12-09 09:45:08,689 INFO L226 Difference]: Without dead ends: 121955 [2020-12-09 09:45:08,732 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:45:08,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121955 states. [2020-12-09 09:45:09,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121955 to 103849. [2020-12-09 09:45:09,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103849 states. [2020-12-09 09:45:09,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103849 states to 103849 states and 117835 transitions. [2020-12-09 09:45:09,894 INFO L78 Accepts]: Start accepts. Automaton has 103849 states and 117835 transitions. Word has length 1663 [2020-12-09 09:45:09,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:45:09,895 INFO L481 AbstractCegarLoop]: Abstraction has 103849 states and 117835 transitions. [2020-12-09 09:45:09,895 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 09:45:09,895 INFO L276 IsEmpty]: Start isEmpty. Operand 103849 states and 117835 transitions. [2020-12-09 09:45:09,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1681 [2020-12-09 09:45:09,965 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:45:09,966 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:45:09,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-09 09:45:09,966 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:45:09,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:45:09,967 INFO L82 PathProgramCache]: Analyzing trace with hash -451582840, now seen corresponding path program 1 times [2020-12-09 09:45:09,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:45:09,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152642175] [2020-12-09 09:45:09,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:45:10,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:45:12,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 1424 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2020-12-09 09:45:12,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152642175] [2020-12-09 09:45:12,242 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:45:12,242 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:45:12,242 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409796746] [2020-12-09 09:45:12,243 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:45:12,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:45:12,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:45:12,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:45:12,244 INFO L87 Difference]: Start difference. First operand 103849 states and 117835 transitions. Second operand 3 states. [2020-12-09 09:45:15,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:45:15,252 INFO L93 Difference]: Finished difference Result 206939 states and 234905 transitions. [2020-12-09 09:45:15,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:45:15,253 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1680 [2020-12-09 09:45:15,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:45:15,351 INFO L225 Difference]: With dead ends: 206939 [2020-12-09 09:45:15,351 INFO L226 Difference]: Without dead ends: 103849 [2020-12-09 09:45:15,393 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 09:45:15,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103849 states. [2020-12-09 09:45:16,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103849 to 102333. [2020-12-09 09:45:16,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102333 states. [2020-12-09 09:45:16,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102333 states to 102333 states and 113631 transitions. [2020-12-09 09:45:16,387 INFO L78 Accepts]: Start accepts. Automaton has 102333 states and 113631 transitions. Word has length 1680 [2020-12-09 09:45:16,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:45:16,388 INFO L481 AbstractCegarLoop]: Abstraction has 102333 states and 113631 transitions. [2020-12-09 09:45:16,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:45:16,389 INFO L276 IsEmpty]: Start isEmpty. Operand 102333 states and 113631 transitions. [2020-12-09 09:45:16,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1719 [2020-12-09 09:45:16,460 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:45:16,461 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:45:16,461 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-09 09:45:16,461 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:45:16,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:45:16,462 INFO L82 PathProgramCache]: Analyzing trace with hash 538725781, now seen corresponding path program 1 times [2020-12-09 09:45:16,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:45:16,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125218721] [2020-12-09 09:45:16,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:45:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:45:22,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 717 proven. 1010 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-12-09 09:45:22,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125218721] [2020-12-09 09:45:22,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [659253141] [2020-12-09 09:45:22,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/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 09:45:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:45:23,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 2024 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 09:45:23,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:45:26,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 1209 proven. 0 refuted. 0 times theorem prover too weak. 586 trivial. 0 not checked. [2020-12-09 09:45:26,111 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 09:45:28,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 1209 proven. 0 refuted. 0 times theorem prover too weak. 586 trivial. 0 not checked. [2020-12-09 09:45:28,672 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 09:45:28,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2020-12-09 09:45:28,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511351607] [2020-12-09 09:45:28,676 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:45:28,676 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:45:28,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:45:28,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-09 09:45:28,676 INFO L87 Difference]: Start difference. First operand 102333 states and 113631 transitions. Second operand 3 states. [2020-12-09 09:45:32,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:45:32,085 INFO L93 Difference]: Finished difference Result 213761 states and 236983 transitions. [2020-12-09 09:45:32,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:45:32,086 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1718 [2020-12-09 09:45:32,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:45:32,192 INFO L225 Difference]: With dead ends: 213761 [2020-12-09 09:45:32,192 INFO L226 Difference]: Without dead ends: 112187 [2020-12-09 09:45:32,237 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3440 GetRequests, 3433 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-09 09:45:32,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112187 states. [2020-12-09 09:45:33,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112187 to 100817. [2020-12-09 09:45:33,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100817 states. [2020-12-09 09:45:33,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100817 states to 100817 states and 111836 transitions. [2020-12-09 09:45:33,245 INFO L78 Accepts]: Start accepts. Automaton has 100817 states and 111836 transitions. Word has length 1718 [2020-12-09 09:45:33,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:45:33,246 INFO L481 AbstractCegarLoop]: Abstraction has 100817 states and 111836 transitions. [2020-12-09 09:45:33,246 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:45:33,246 INFO L276 IsEmpty]: Start isEmpty. Operand 100817 states and 111836 transitions. [2020-12-09 09:45:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1779 [2020-12-09 09:45:33,321 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:45:33,322 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, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:45:33,522 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-12-09 09:45:33,523 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:45:33,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:45:33,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1031013442, now seen corresponding path program 1 times [2020-12-09 09:45:33,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:45:33,527 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562811302] [2020-12-09 09:45:33,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:45:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:45:39,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2429 backedges. 2093 proven. 191 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2020-12-09 09:45:39,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562811302] [2020-12-09 09:45:39,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [665165985] [2020-12-09 09:45:39,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/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 09:45:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:45:40,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 2186 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 09:45:40,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:45:43,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2429 backedges. 1314 proven. 0 refuted. 0 times theorem prover too weak. 1115 trivial. 0 not checked. [2020-12-09 09:45:43,091 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 09:45:45,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2429 backedges. 1314 proven. 0 refuted. 0 times theorem prover too weak. 1115 trivial. 0 not checked. [2020-12-09 09:45:45,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 09:45:45,776 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 9 [2020-12-09 09:45:45,776 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481865972] [2020-12-09 09:45:45,777 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:45:45,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:45:45,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:45:45,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-12-09 09:45:45,778 INFO L87 Difference]: Start difference. First operand 100817 states and 111836 transitions. Second operand 3 states. [2020-12-09 09:45:49,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:45:49,036 INFO L93 Difference]: Finished difference Result 200875 states and 222907 transitions. [2020-12-09 09:45:49,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:45:49,037 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1778 [2020-12-09 09:45:49,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:45:49,132 INFO L225 Difference]: With dead ends: 200875 [2020-12-09 09:45:49,132 INFO L226 Difference]: Without dead ends: 100817 [2020-12-09 09:45:49,174 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3561 GetRequests, 3553 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-12-09 09:45:49,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100817 states. [2020-12-09 09:45:50,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100817 to 99301. [2020-12-09 09:45:50,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99301 states. [2020-12-09 09:45:50,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99301 states to 99301 states and 106940 transitions. [2020-12-09 09:45:50,139 INFO L78 Accepts]: Start accepts. Automaton has 99301 states and 106940 transitions. Word has length 1778 [2020-12-09 09:45:50,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:45:50,141 INFO L481 AbstractCegarLoop]: Abstraction has 99301 states and 106940 transitions. [2020-12-09 09:45:50,141 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:45:50,141 INFO L276 IsEmpty]: Start isEmpty. Operand 99301 states and 106940 transitions. [2020-12-09 09:45:50,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3574 [2020-12-09 09:45:50,403 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:45:50,404 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-12-09 09:45:50,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-12-09 09:45:50,606 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:45:50,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:45:50,609 INFO L82 PathProgramCache]: Analyzing trace with hash -434552593, now seen corresponding path program 1 times [2020-12-09 09:45:50,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:45:50,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079584090] [2020-12-09 09:45:50,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:45:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:46:00,498 INFO L134 CoverageAnalysis]: Checked inductivity of 8399 backedges. 2843 proven. 0 refuted. 0 times theorem prover too weak. 5556 trivial. 0 not checked. [2020-12-09 09:46:00,499 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079584090] [2020-12-09 09:46:00,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:46:00,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:46:00,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361355853] [2020-12-09 09:46:00,501 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 09:46:00,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:46:00,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 09:46:00,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 09:46:00,501 INFO L87 Difference]: Start difference. First operand 99301 states and 106940 transitions. Second operand 4 states. [2020-12-09 09:46:04,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:46:04,675 INFO L93 Difference]: Finished difference Result 205423 states and 221151 transitions. [2020-12-09 09:46:04,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 09:46:04,677 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3573 [2020-12-09 09:46:04,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:46:04,779 INFO L225 Difference]: With dead ends: 205423 [2020-12-09 09:46:04,780 INFO L226 Difference]: Without dead ends: 106881 [2020-12-09 09:46:04,887 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 09:46:04,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106881 states. [2020-12-09 09:46:05,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106881 to 106881. [2020-12-09 09:46:05,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106881 states. [2020-12-09 09:46:05,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106881 states to 106881 states and 114826 transitions. [2020-12-09 09:46:05,864 INFO L78 Accepts]: Start accepts. Automaton has 106881 states and 114826 transitions. Word has length 3573 [2020-12-09 09:46:05,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:46:05,865 INFO L481 AbstractCegarLoop]: Abstraction has 106881 states and 114826 transitions. [2020-12-09 09:46:05,865 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 09:46:05,866 INFO L276 IsEmpty]: Start isEmpty. Operand 106881 states and 114826 transitions. [2020-12-09 09:46:06,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3591 [2020-12-09 09:46:06,032 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:46:06,033 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 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, 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, 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:46:06,033 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-09 09:46:06,033 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:46:06,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:46:06,034 INFO L82 PathProgramCache]: Analyzing trace with hash 1516043917, now seen corresponding path program 1 times [2020-12-09 09:46:06,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:46:06,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729420221] [2020-12-09 09:46:06,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:46:06,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:46:16,482 INFO L134 CoverageAnalysis]: Checked inductivity of 10880 backedges. 4186 proven. 89 refuted. 0 times theorem prover too weak. 6605 trivial. 0 not checked. [2020-12-09 09:46:16,483 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729420221] [2020-12-09 09:46:16,483 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1083181434] [2020-12-09 09:46:16,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/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 09:46:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:46:17,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 4233 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 09:46:17,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:46:24,301 INFO L134 CoverageAnalysis]: Checked inductivity of 10880 backedges. 4853 proven. 0 refuted. 0 times theorem prover too weak. 6027 trivial. 0 not checked. [2020-12-09 09:46:24,301 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 09:46:31,575 INFO L134 CoverageAnalysis]: Checked inductivity of 10880 backedges. 4853 proven. 0 refuted. 0 times theorem prover too weak. 6027 trivial. 0 not checked. [2020-12-09 09:46:31,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 09:46:31,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 09:46:31,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840497971] [2020-12-09 09:46:31,581 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:46:31,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:46:31,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:46:31,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:46:31,581 INFO L87 Difference]: Start difference. First operand 106881 states and 114826 transitions. Second operand 3 states. [2020-12-09 09:46:35,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:46:35,021 INFO L93 Difference]: Finished difference Result 213003 states and 228887 transitions. [2020-12-09 09:46:35,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:46:35,023 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3590 [2020-12-09 09:46:35,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:46:35,124 INFO L225 Difference]: With dead ends: 213003 [2020-12-09 09:46:35,124 INFO L226 Difference]: Without dead ends: 106881 [2020-12-09 09:46:35,170 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7183 GetRequests, 7177 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 09:46:35,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106881 states. [2020-12-09 09:46:36,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106881 to 104607. [2020-12-09 09:46:36,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104607 states. [2020-12-09 09:46:36,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104607 states to 104607 states and 111176 transitions. [2020-12-09 09:46:36,243 INFO L78 Accepts]: Start accepts. Automaton has 104607 states and 111176 transitions. Word has length 3590 [2020-12-09 09:46:36,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:46:36,244 INFO L481 AbstractCegarLoop]: Abstraction has 104607 states and 111176 transitions. [2020-12-09 09:46:36,244 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:46:36,244 INFO L276 IsEmpty]: Start isEmpty. Operand 104607 states and 111176 transitions. [2020-12-09 09:46:36,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3953 [2020-12-09 09:46:36,421 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:46:36,423 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 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, 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, 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-12-09 09:46:36,623 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:46:36,624 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:46:36,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:46:36,628 INFO L82 PathProgramCache]: Analyzing trace with hash 940251192, now seen corresponding path program 1 times [2020-12-09 09:46:36,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:46:36,628 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357347321] [2020-12-09 09:46:36,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:46:36,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:46:45,022 INFO L134 CoverageAnalysis]: Checked inductivity of 12581 backedges. 3814 proven. 0 refuted. 0 times theorem prover too weak. 8767 trivial. 0 not checked. [2020-12-09 09:46:45,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357347321] [2020-12-09 09:46:45,023 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:46:45,023 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:46:45,023 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354211393] [2020-12-09 09:46:45,025 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:46:45,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:46:45,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:46:45,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:46:45,025 INFO L87 Difference]: Start difference. First operand 104607 states and 111176 transitions. Second operand 3 states. [2020-12-09 09:46:49,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:46:49,276 INFO L93 Difference]: Finished difference Result 211485 states and 224786 transitions. [2020-12-09 09:46:49,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:46:49,277 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3952 [2020-12-09 09:46:49,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:46:49,278 INFO L225 Difference]: With dead ends: 211485 [2020-12-09 09:46:49,278 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 09:46:49,335 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 09:46:49,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 09:46:49,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 09:46:49,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 09:46:49,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 09:46:49,335 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 3952 [2020-12-09 09:46:49,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:46:49,336 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 09:46:49,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:46:49,336 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 09:46:49,336 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 09:46:49,336 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-09 09:46:49,338 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 09:46:50,493 WARN L197 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 872 DAG size of output: 516 [2020-12-09 09:46:51,531 WARN L197 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 869 DAG size of output: 516 [2020-12-09 09:46:51,969 WARN L197 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 330 [2020-12-09 09:46:52,254 WARN L197 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 259 [2020-12-09 09:46:52,537 WARN L197 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 259 [2020-12-09 09:46:56,998 WARN L197 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 453 DAG size of output: 118 [2020-12-09 09:47:01,490 WARN L197 SmtUtils]: Spent 4.49 s on a formula simplification. DAG size of input: 453 DAG size of output: 118 [2020-12-09 09:47:05,000 WARN L197 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 287 DAG size of output: 112 [2020-12-09 09:47:07,660 WARN L197 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 241 DAG size of output: 111 [2020-12-09 09:47:10,412 WARN L197 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 241 DAG size of output: 111 [2020-12-09 09:47:10,414 INFO L262 CegarLoopResult]: For program point L1819(lines 1819 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,414 INFO L262 CegarLoopResult]: For program point L762(lines 762 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,414 INFO L262 CegarLoopResult]: For program point L1555(lines 1555 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,414 INFO L262 CegarLoopResult]: For program point L234(lines 234 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,414 INFO L262 CegarLoopResult]: For program point L2084(lines 2084 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,414 INFO L262 CegarLoopResult]: For program point L3141(lines 3141 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,414 INFO L262 CegarLoopResult]: For program point L2613(lines 2613 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L4463(lines 4463 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L1292(lines 1292 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L3671(lines 3671 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L500(lines 500 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L1029(lines 1029 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L3936(lines 3936 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L1823(lines 1823 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L2352(lines 2352 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L2881(lines 2881 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L1560(lines 1560 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L4203(lines 4203 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L1032(lines 1032 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L3411(lines 3411 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L240(lines 240 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L3147(lines 3147 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L2883(lines 2883 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L769(lines 769 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L3676(lines 3676 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,415 INFO L262 CegarLoopResult]: For program point L1298(lines 1298 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L2091(lines 2091 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L1827(lines 1827 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L506(lines 506 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L4470(lines 4470 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L3942(lines 3942 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L2621(lines 2621 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L2358(lines 2358 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L1566(lines 1566 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L1038(lines 1038 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L774(lines 774 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L3681(lines 3681 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L1303(lines 1303 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L246(lines 246 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L4210(lines 4210 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L2625(lines 2625 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L511(lines 511 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L3418(lines 3418 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L2361(lines 2361 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L3154(lines 3154 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L2097(lines 2097 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L2890(lines 2890 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L4477(lines 4477 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L3949(lines 3949 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,416 INFO L262 CegarLoopResult]: For program point L1835(lines 1835 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L514(lines 514 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L1572(lines 1572 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L1308(lines 1308 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L3423(lines 3423 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L252(lines 252 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L1045(lines 1045 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L781(lines 781 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L3688(lines 3688 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L4217(lines 4217 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L2103(lines 2103 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L2632(lines 2632 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L2368(lines 2368 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L3161(lines 3161 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L2897(lines 2897 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L1048(lines 1048 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L3955(lines 3955 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L4484(lines 4484 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L1313(lines 1313 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L1578(lines 1578 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L521(lines 521 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L1843(lines 1843 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L786(lines 786 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L3694(lines 3694 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L3430(lines 3430 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L259(lines 259 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,417 INFO L262 CegarLoopResult]: For program point L788(lines 788 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L2110(lines 2110 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L4224(lines 4224 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L2639(lines 2639 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L3432(lines 3432 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L1318(lines 1318 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L2375(lines 2375 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L3168(lines 3168 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L2904(lines 2904 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L4490(lines 4490 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L1055(lines 1055 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L1584(lines 1584 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L3963(lines 3963 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L1849(lines 1849 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4788) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L528(lines 528 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L2114(lines 2114 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L793(lines 793 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L3700(lines 3700 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L265(lines 265 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L2908(lines 2908 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L4494(lines 4494 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L4230(lines 4230 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,418 INFO L262 CegarLoopResult]: For program point L3173(lines 3173 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L2645(lines 2645 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L1589(lines 1589 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L2382(lines 2382 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L3439(lines 3439 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L3968(lines 3968 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L1854(lines 1854 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L1326(lines 1326 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L1062(lines 1062 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L798(lines 798 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L270(lines 270 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L2120(lines 2120 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L3706(lines 3706 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L535(lines 535 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L3178(lines 3178 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L4236(lines 4236 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L2915(lines 2915 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L1594(lines 1594 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L2651(lines 2651 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L4501(lines 4501 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L802(lines 802 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L539(lines 539 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L3446(lines 3446 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L1332(lines 1332 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,419 INFO L262 CegarLoopResult]: For program point L2389(lines 2389 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L275(lines 275 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L2125(lines 2125 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L3975(lines 3975 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L1861(lines 1861 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L3711(lines 3711 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L1069(lines 1069 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L4506(lines 4506 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L278(lines 278 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L4242(lines 4242 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L3186(lines 3186 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L2394(lines 2394 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L2923(lines 2923 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L809(lines 809 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L1602(lines 1602 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L2659(lines 2659 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L1338(lines 1338 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L2131(lines 2131 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L3717(lines 3717 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L546(lines 546 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L3453(lines 3453 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L3982(lines 3982 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L1076(lines 1076 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L1869(lines 1869 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L4512(lines 4512 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L284(lines 284 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,420 INFO L262 CegarLoopResult]: For program point L3191(lines 3191 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L4248(lines 4248 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L549(lines 549 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L2664(lines 2664 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L2401(lines 2401 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L2137(lines 2137 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L2930(lines 2930 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L3723(lines 3723 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L1609(lines 1609 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L3459(lines 3459 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L3988(lines 3988 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L817(lines 817 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L4517(lines 4517 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L1346(lines 1346 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L1082(lines 1082 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L290(lines 290 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L1876(lines 1876 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L4255(lines 4255 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L3198(lines 3198 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L4784-1(lines 4084 4818) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L556(lines 556 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L2142(lines 2142 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L2671(lines 2671 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L1615(lines 1615 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L1351(lines 1351 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L1087(lines 1087 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,421 INFO L262 CegarLoopResult]: For program point L2937(lines 2937 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L4787-1(lines 4084 4818) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L3730(lines 3730 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L4523(lines 4523 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L3466(lines 3466 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L2409(lines 2409 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L2145(lines 2145 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L3995(lines 3995 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L1881(lines 1881 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L824(lines 824 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L4788(line 4788) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L297(lines 297 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L3204(lines 3204 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L4261(lines 4261 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L3999(lines 3999 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L2678(lines 2678 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L564(lines 564 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L2414(lines 2414 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L3736(lines 3736 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L1622(lines 1622 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L3472(lines 3472 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L1358(lines 1358 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L1094(lines 1094 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L2151(lines 2151 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,422 INFO L262 CegarLoopResult]: For program point L2944(lines 2944 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L4530(lines 4530 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L3209(lines 3209 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L1888(lines 1888 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L832(lines 832 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L1361(lines 1361 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L304(lines 304 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L4268(lines 4268 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L2419(lines 2419 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L3741(lines 3741 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L570(lines 570 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L2685(lines 2685 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L4535(lines 4535 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L3214(lines 3214 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L1100(lines 1100 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L2950(lines 2950 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L4007(lines 4007 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L1629(lines 1629 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L2158(lines 2158 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L1894(lines 1894 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L3480(lines 3480 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L2423(lines 2423 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L574(lines 574 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L839(lines 839 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L1368(lines 1368 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L4275(lines 4275 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,423 INFO L262 CegarLoopResult]: For program point L4540(lines 4540 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L312(lines 312 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L3219(lines 3219 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L2955(lines 2955 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L3748(lines 3748 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L2691(lines 2691 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L2427(lines 2427 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L1899(lines 1899 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L2164(lines 2164 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L1107(lines 1107 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L50(lines 50 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L4014(lines 4014 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L1636(lines 1636 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L3486(lines 3486 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L845(lines 845 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L4545(lines 4545 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L317(lines 317 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L2960(lines 2960 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L3753(lines 3753 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L582(lines 582 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L1375(lines 1375 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L4282(lines 4282 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L1905(lines 1905 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L2698(lines 2698 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L2434(lines 2434 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,424 INFO L262 CegarLoopResult]: For program point L2170(lines 2170 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point L3227(lines 3227 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point L1113(lines 1113 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point L57(lines 57 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point L4021(lines 4021 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point L850(lines 850 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point L1643(lines 1643 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point L3493(lines 3493 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point L2966(lines 2966 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point L1909(lines 1909 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point L4552(lines 4552 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point L324(lines 324 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,425 INFO L262 CegarLoopResult]: For program point L4288(lines 4288 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,426 INFO L258 CegarLoopResult]: At program point L4817(lines 4084 4818) the Hoare annotation is: (let ((.cse5 (= ~a14~0 18)) (.cse16 (<= ~a28~0 16)) (.cse9 (<= ~a26~0 17)) (.cse7 (= ~a7~0 1)) (.cse11 (= 19 ~a26~0)) (.cse2 (= ~a1~0 1)) (.cse4 (= ~a25~0 1)) (.cse6 (= ~a3~0 1)) (.cse8 (<= ~a28~0 15)) (.cse14 (<= 18 ~a26~0)) (.cse1 (<= ~a14~0 19)) (.cse10 (<= 16 ~a28~0)) (.cse0 (<= ~a4~0 17)) (.cse13 (= ~a14~0 20)) (.cse3 (<= 17 ~a28~0)) (.cse17 (<= 17 ~a4~0)) (.cse12 (= ~a7~0 0)) (.cse15 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse2 .cse8 .cse9 .cse4 .cse5 .cse6) (and .cse1 .cse2 .cse10 .cse4 .cse11 .cse6 .cse12) (and .cse0 .cse13 .cse2 .cse3 .cse4 .cse6 .cse14) (and .cse0 .cse1 .cse8 .cse12 .cse15 .cse14) (and .cse0 .cse16 .cse1 .cse2 .cse10 .cse4 .cse6 .cse12) (and .cse1 .cse2 .cse3 .cse4 .cse6 .cse12 .cse14) (and .cse16 .cse13 .cse7 .cse10 .cse17 .cse15) (and .cse1 .cse7 .cse11 .cse15) (and .cse0 .cse1 .cse3 .cse12 .cse15) (and .cse13 .cse7 .cse2 .cse8 .cse9 .cse4 .cse6) (and .cse13 .cse2 .cse9 .cse4 .cse17 .cse6 .cse12) (and .cse0 .cse13 .cse7 .cse2 .cse4 .cse6) (and .cse13 .cse2 .cse8 .cse4 .cse11 .cse6 .cse12) (and .cse0 .cse13 .cse3 .cse12 .cse15 .cse14) (and .cse8 .cse5 .cse12 .cse15) (and .cse1 .cse2 .cse9 .cse3 .cse4 .cse17 .cse6) (and .cse16 .cse13 .cse2 .cse7 .cse10 .cse4 .cse6) (and .cse0 .cse13 .cse7 .cse11 .cse15) (and .cse1 .cse7 .cse8 .cse9 .cse15) (and .cse0 .cse7 .cse3 .cse5 .cse15) (and .cse13 .cse2 .cse7 .cse8 .cse4 .cse11 .cse6) (and .cse0 .cse1 .cse2 .cse8 .cse4 .cse17 .cse6 .cse14) (and .cse16 .cse13 .cse7 .cse10 .cse15 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse11 .cse6) (and .cse0 .cse3 .cse5 .cse17 .cse15 .cse14) (and .cse16 .cse1 .cse10 .cse17 .cse12 .cse15 .cse14) (and .cse1 .cse2 .cse8 .cse9 .cse4 .cse17 .cse6 .cse12) (and .cse0 .cse2 .cse4 .cse10 .cse5 .cse17 .cse6) (and .cse16 .cse13 .cse11 .cse17 .cse12 .cse15) (and .cse0 .cse13 .cse7 .cse9 .cse3 .cse15) (and .cse0 .cse2 .cse8 .cse4 .cse6 .cse12 .cse14) (and .cse1 .cse9 .cse3 .cse5 .cse17 .cse12 .cse15) (and .cse1 .cse7 .cse10 .cse15 .cse14) (and .cse0 .cse13 .cse2 .cse4 .cse17 .cse6 .cse12) (and (= ~a28~0 15) (= ~a26~0 17) (not (= 1 ULTIMATE.start_calculate_output2_~input)) .cse7 .cse2 .cse8 .cse9 .cse4 (= 19 ~a14~0) .cse6 (= ~a4~0 18)) (and .cse13 .cse16 .cse2 .cse9 .cse4 .cse6 .cse12) (and .cse5 .cse12 .cse15 .cse14) (and .cse0 .cse13 .cse7 .cse8 .cse9 .cse15) (and .cse16 .cse13 .cse7 .cse17 .cse15 .cse14) (and .cse16 .cse1 .cse7 .cse17 .cse15) (and .cse2 .cse4 .cse5 .cse6 .cse12 .cse14) (and .cse0 .cse16 .cse13 .cse9 .cse12 .cse15) (and .cse1 .cse2 .cse7 .cse4 .cse6 .cse14) (and .cse1 .cse2 .cse7 .cse10 .cse4 .cse6) (and .cse13 .cse8 .cse12 .cse15) (and .cse1 .cse8 .cse11 .cse12 .cse15) (and .cse0 .cse8 .cse11 .cse12 .cse15) (and .cse13 .cse2 .cse3 .cse4 .cse6 .cse12 .cse14) (and .cse0 .cse8 .cse17 .cse12 .cse14 .cse15) (and .cse0 .cse1 .cse10 .cse17 .cse12 .cse15) (and .cse0 .cse13 .cse3 .cse17 .cse12 .cse15))) [2020-12-09 09:47:10,426 INFO L262 CegarLoopResult]: For program point L589(lines 589 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L258 CegarLoopResult]: At program point L1382(lines 49 1383) the Hoare annotation is: (let ((.cse14 (<= ~a28~0 16)) (.cse17 (<= ~a26~0 17)) (.cse10 (= 19 ~a26~0)) (.cse12 (<= ~a28~0 15)) (.cse8 (<= 18 ~a26~0)) (.cse2 (= ~a1~0 1)) (.cse15 (= ~a7~0 1)) (.cse4 (= ~a25~0 1)) (.cse5 (= ~a14~0 18)) (.cse6 (= ~a3~0 1)) (.cse1 (<= ~a14~0 19)) (.cse9 (<= 16 ~a28~0)) (.cse0 (<= ~a4~0 17)) (.cse7 (= ~a14~0 20)) (.cse3 (<= 17 ~a28~0)) (.cse16 (<= 17 ~a4~0)) (.cse11 (= ~a7~0 0)) (.cse13 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse6 .cse8) (and .cse1 .cse2 .cse9 .cse4 .cse10 .cse6 .cse11) (and .cse0 .cse1 .cse12 .cse11 .cse13 .cse8) (and .cse0 .cse14 .cse1 .cse2 .cse9 .cse4 .cse6 .cse11) (and .cse1 .cse2 .cse3 .cse4 .cse6 .cse11 .cse8) (and .cse14 .cse7 .cse15 .cse9 .cse16 .cse13) (and .cse1 .cse15 .cse10 .cse13) (and .cse0 .cse1 .cse3 .cse11 .cse13) (and .cse0 .cse14 .cse7 .cse15 .cse9 .cse13 .cse8) (and (= ~a28~0 15) (= ~a26~0 17) .cse2 .cse15 .cse4 (= 19 ~a14~0) (= ~a4~0 18) .cse6) (and .cse7 .cse2 .cse12 .cse4 .cse10 .cse6 .cse11) (and .cse0 .cse7 .cse3 .cse11 .cse13 .cse8) (and .cse12 .cse5 .cse11 .cse13) (and .cse1 .cse2 .cse17 .cse3 .cse4 .cse16 .cse6) (and .cse7 .cse2 .cse15 .cse12 .cse17 .cse4 .cse6) (and .cse0 .cse7 .cse15 .cse10 .cse13) (and .cse1 .cse15 .cse12 .cse17 .cse13) (and .cse0 .cse15 .cse3 .cse5 .cse13) (and .cse7 .cse14 .cse15 .cse2 .cse9 .cse4 .cse6) (and .cse7 .cse2 .cse15 .cse12 .cse4 .cse10 .cse6) (and .cse0 .cse1 .cse2 .cse12 .cse4 .cse16 .cse6 .cse8) (and .cse0 .cse7 .cse2 .cse15 .cse4 .cse6) (and .cse0 .cse2 .cse9 .cse4 .cse5 .cse16 .cse6) (and .cse7 .cse2 .cse3 .cse4 .cse16 .cse6 .cse11) (and .cse1 .cse15 .cse2 .cse4 .cse6 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse10 .cse6) (and .cse0 .cse3 .cse5 .cse16 .cse13 .cse8) (and .cse14 .cse1 .cse9 .cse16 .cse11 .cse13 .cse8) (and .cse1 .cse2 .cse12 .cse17 .cse4 .cse16 .cse6 .cse11) (and .cse14 .cse7 .cse10 .cse16 .cse11 .cse13) (and .cse0 .cse7 .cse15 .cse17 .cse3 .cse13) (and .cse1 .cse15 .cse2 .cse9 .cse4 .cse6) (and .cse0 .cse2 .cse12 .cse4 .cse6 .cse11 .cse8) (and .cse1 .cse17 .cse3 .cse5 .cse16 .cse11 .cse13) (and .cse1 .cse15 .cse9 .cse13 .cse8) (and .cse0 .cse7 .cse2 .cse4 .cse16 .cse6 .cse11) (and .cse5 .cse11 .cse13 .cse8) (and .cse0 .cse7 .cse15 .cse12 .cse17 .cse13) (and .cse14 .cse7 .cse15 .cse16 .cse13 .cse8) (and .cse14 .cse1 .cse15 .cse16 .cse13) (and .cse2 .cse4 .cse5 .cse6 .cse11 .cse8) (and .cse0 .cse14 .cse7 .cse17 .cse11 .cse13) (and .cse14 .cse7 .cse2 .cse17 .cse4 .cse6 .cse11) (and .cse7 .cse12 .cse11 .cse13) (and .cse1 .cse12 .cse10 .cse11 .cse13) (and .cse0 .cse12 .cse10 .cse11 .cse13) (and .cse0 .cse12 .cse16 .cse11 .cse8 .cse13) (and .cse2 .cse15 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse9 .cse16 .cse11 .cse13) (and .cse0 .cse7 .cse3 .cse16 .cse11 .cse13))) [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L1118(lines 1118 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L3761(lines 3761 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L2176(lines 2176 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L3233(lines 3233 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L62(lines 62 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L1912(lines 1912 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L855(lines 855 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L2441(lines 2441 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L2706(lines 2706 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L265 CegarLoopResult]: At program point L4820(lines 4820 4837) the Hoare annotation is: true [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L4028(lines 4028 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L2971(lines 2971 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L1650(lines 1650 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L3500(lines 3500 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L1386(lines 1386 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L329(lines 329 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L4294(lines 4294 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L595(lines 595 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L4559(lines 4559 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L1124(lines 1124 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L1917(lines 1917 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,427 INFO L262 CegarLoopResult]: For program point L1653(lines 1653 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L2446(lines 2446 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L3239(lines 3239 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L68(lines 68 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L861(lines 861 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L3768(lines 3768 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L333(lines 333 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L2183(lines 2183 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L2976(lines 2976 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L2712(lines 2712 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L258 CegarLoopResult]: At program point L4826-2(lines 4826 4836) the Hoare annotation is: (let ((.cse14 (<= ~a28~0 16)) (.cse17 (<= ~a26~0 17)) (.cse10 (= 19 ~a26~0)) (.cse12 (<= ~a28~0 15)) (.cse8 (<= 18 ~a26~0)) (.cse2 (= ~a1~0 1)) (.cse15 (= ~a7~0 1)) (.cse4 (= ~a25~0 1)) (.cse5 (= ~a14~0 18)) (.cse6 (= ~a3~0 1)) (.cse1 (<= ~a14~0 19)) (.cse9 (<= 16 ~a28~0)) (.cse0 (<= ~a4~0 17)) (.cse7 (= ~a14~0 20)) (.cse3 (<= 17 ~a28~0)) (.cse16 (<= 17 ~a4~0)) (.cse11 (= ~a7~0 0)) (.cse13 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse6 .cse8) (and .cse1 .cse2 .cse9 .cse4 .cse10 .cse6 .cse11) (and .cse0 .cse1 .cse12 .cse11 .cse13 .cse8) (and .cse0 .cse14 .cse1 .cse2 .cse9 .cse4 .cse6 .cse11) (and .cse1 .cse2 .cse3 .cse4 .cse6 .cse11 .cse8) (and .cse14 .cse7 .cse15 .cse9 .cse16 .cse13) (and .cse1 .cse15 .cse10 .cse13) (and .cse0 .cse1 .cse3 .cse11 .cse13) (and .cse0 .cse14 .cse7 .cse15 .cse9 .cse13 .cse8) (and (= ~a28~0 15) (= ~a26~0 17) .cse2 .cse15 .cse4 (= 19 ~a14~0) (= ~a4~0 18) .cse6) (and .cse7 .cse2 .cse12 .cse4 .cse10 .cse6 .cse11) (and .cse0 .cse7 .cse3 .cse11 .cse13 .cse8) (and .cse12 .cse5 .cse11 .cse13) (and .cse1 .cse2 .cse17 .cse3 .cse4 .cse16 .cse6) (and .cse7 .cse2 .cse15 .cse12 .cse17 .cse4 .cse6) (and .cse0 .cse7 .cse15 .cse10 .cse13) (and .cse1 .cse15 .cse12 .cse17 .cse13) (and .cse0 .cse15 .cse3 .cse5 .cse13) (and .cse7 .cse14 .cse15 .cse2 .cse9 .cse4 .cse6) (and .cse7 .cse2 .cse15 .cse12 .cse4 .cse10 .cse6) (and .cse0 .cse1 .cse2 .cse12 .cse4 .cse16 .cse6 .cse8) (and .cse0 .cse7 .cse2 .cse15 .cse4 .cse6) (and .cse0 .cse2 .cse9 .cse4 .cse5 .cse16 .cse6) (and .cse7 .cse2 .cse3 .cse4 .cse16 .cse6 .cse11) (and .cse1 .cse15 .cse2 .cse4 .cse6 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse10 .cse6) (and .cse0 .cse3 .cse5 .cse16 .cse13 .cse8) (and .cse14 .cse1 .cse9 .cse16 .cse11 .cse13 .cse8) (and .cse1 .cse2 .cse12 .cse17 .cse4 .cse16 .cse6 .cse11) (and .cse14 .cse7 .cse10 .cse16 .cse11 .cse13) (and .cse0 .cse7 .cse15 .cse17 .cse3 .cse13) (and .cse1 .cse15 .cse2 .cse9 .cse4 .cse6) (and .cse0 .cse2 .cse12 .cse4 .cse6 .cse11 .cse8) (and .cse1 .cse17 .cse3 .cse5 .cse16 .cse11 .cse13) (and .cse1 .cse15 .cse9 .cse13 .cse8) (and .cse0 .cse7 .cse2 .cse4 .cse16 .cse6 .cse11) (and .cse5 .cse11 .cse13 .cse8) (and .cse0 .cse7 .cse15 .cse12 .cse17 .cse13) (and .cse14 .cse7 .cse15 .cse16 .cse13 .cse8) (and .cse14 .cse1 .cse15 .cse16 .cse13) (and .cse2 .cse4 .cse5 .cse6 .cse11 .cse8) (and .cse0 .cse14 .cse7 .cse17 .cse11 .cse13) (and .cse14 .cse7 .cse2 .cse17 .cse4 .cse6 .cse11) (and .cse7 .cse12 .cse11 .cse13) (and .cse1 .cse12 .cse10 .cse11 .cse13) (and .cse0 .cse12 .cse10 .cse11 .cse13) (and .cse0 .cse12 .cse16 .cse11 .cse8 .cse13) (and .cse2 .cse15 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse9 .cse16 .cse11 .cse13) (and .cse0 .cse7 .cse3 .cse16 .cse11 .cse13))) [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L3505(lines 3505 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L4034(lines 4034 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L1392(lines 1392 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L4299(lines 4299 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L1658(lines 1658 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,428 INFO L262 CegarLoopResult]: For program point L4566(lines 4566 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L1131(lines 1131 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L1924(lines 1924 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L2981(lines 2981 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L4831(line 4831) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L3774(lines 3774 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L603(lines 603 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L3246(lines 3246 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L2454(lines 2454 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L1397(lines 1397 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L340(lines 340 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L2190(lines 2190 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L4304(lines 4304 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L76(lines 76 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L869(lines 869 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,429 INFO L258 CegarLoopResult]: At program point L2719(lines 1385 2720) the Hoare annotation is: (let ((.cse5 (= ~a14~0 18)) (.cse11 (<= ~a28~0 16)) (.cse9 (<= ~a26~0 17)) (.cse2 (= ~a1~0 1)) (.cse7 (= ~a7~0 1)) (.cse4 (= ~a25~0 1)) (.cse6 (= ~a3~0 1)) (.cse13 (= 19 ~a26~0)) (.cse8 (<= ~a28~0 15)) (.cse15 (<= 18 ~a26~0)) (.cse1 (<= ~a14~0 19)) (.cse12 (<= 16 ~a28~0)) (.cse0 (<= ~a4~0 17)) (.cse10 (= ~a14~0 20)) (.cse3 (<= 17 ~a28~0)) (.cse17 (<= 17 ~a4~0)) (.cse14 (= ~a7~0 0)) (.cse16 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse2 .cse8 .cse9 .cse4 .cse5 .cse6) (and .cse10 .cse11 .cse2 .cse7 .cse12 .cse4 .cse6) (and .cse10 .cse7 .cse2 .cse8 .cse4 .cse13 .cse6) (and .cse1 .cse2 .cse12 .cse4 .cse13 .cse6 .cse14) (and .cse0 .cse10 .cse2 .cse3 .cse4 .cse6 .cse15) (and .cse0 .cse1 .cse8 .cse14 .cse16 .cse15) (and .cse0 .cse11 .cse1 .cse2 .cse12 .cse4 .cse6 .cse14) (and .cse1 .cse2 .cse3 .cse4 .cse6 .cse14 .cse15) (and .cse11 .cse10 .cse7 .cse12 .cse17 .cse16) (and .cse1 .cse7 .cse13 .cse16) (and .cse0 .cse1 .cse3 .cse14 .cse16) (and .cse10 .cse2 .cse3 .cse4 .cse6 .cse17 .cse14) (and .cse10 .cse2 .cse8 .cse4 .cse13 .cse6 .cse14) (and .cse0 .cse10 .cse3 .cse14 .cse16 .cse15) (and .cse8 .cse5 .cse14 .cse16) (and .cse1 .cse2 .cse9 .cse3 .cse4 .cse17 .cse6) (and .cse0 .cse10 .cse7 .cse13 .cse16) (and .cse1 .cse7 .cse8 .cse9 .cse16) (and .cse0 .cse7 .cse3 .cse5 .cse16) (and .cse0 .cse10 .cse2 .cse7 .cse4 .cse6) (and .cse0 .cse1 .cse2 .cse8 .cse4 .cse17 .cse6 .cse15) (and .cse11 .cse10 .cse2 .cse7 .cse9 .cse4 .cse6) (and .cse11 .cse10 .cse7 .cse12 .cse16 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse13 .cse6) (and .cse0 .cse3 .cse5 .cse17 .cse16 .cse15) (and .cse11 .cse1 .cse12 .cse17 .cse14 .cse16 .cse15) (and .cse1 .cse2 .cse8 .cse9 .cse4 .cse17 .cse6 .cse14) (and .cse0 .cse2 .cse4 .cse12 .cse5 .cse17 .cse6) (and .cse11 .cse10 .cse13 .cse17 .cse14 .cse16) (and .cse0 .cse10 .cse7 .cse9 .cse3 .cse16) (and .cse0 .cse2 .cse8 .cse4 .cse6 .cse14 .cse15) (and .cse1 .cse9 .cse3 .cse5 .cse17 .cse14 .cse16) (and .cse1 .cse7 .cse12 .cse16 .cse15) (and .cse0 .cse10 .cse2 .cse4 .cse17 .cse6 .cse14) (and (= ~a28~0 15) (= ~a26~0 17) (not (= 1 ULTIMATE.start_calculate_output2_~input)) .cse7 .cse2 .cse8 .cse9 .cse4 (= 19 ~a14~0) .cse6 (= ~a4~0 18)) (and .cse10 .cse11 .cse2 .cse9 .cse4 .cse6 .cse14) (and .cse5 .cse14 .cse16 .cse15) (and .cse0 .cse10 .cse7 .cse8 .cse9 .cse16) (and .cse11 .cse10 .cse7 .cse17 .cse16 .cse15) (and .cse11 .cse1 .cse7 .cse17 .cse16) (and .cse2 .cse4 .cse5 .cse6 .cse14 .cse15) (and .cse0 .cse11 .cse10 .cse9 .cse14 .cse16) (and .cse1 .cse2 .cse7 .cse4 .cse6 .cse15) (and .cse1 .cse2 .cse7 .cse12 .cse4 .cse6) (and .cse10 .cse8 .cse14 .cse16) (and .cse1 .cse8 .cse13 .cse14 .cse16) (and .cse0 .cse8 .cse13 .cse14 .cse16) (and .cse0 .cse8 .cse17 .cse14 .cse15 .cse16) (and .cse0 .cse1 .cse12 .cse17 .cse14 .cse16) (and .cse0 .cse10 .cse3 .cse17 .cse14 .cse16))) [2020-12-09 09:47:10,429 INFO L262 CegarLoopResult]: For program point L3512(lines 3512 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L4041(lines 4041 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L1664(lines 1664 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L1929(lines 1929 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L872(lines 872 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L3779(lines 3779 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L2723(lines 2723 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L4573(lines 4573 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L1402(lines 1402 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L2459(lines 2459 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L3252(lines 3252 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L1138(lines 1138 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L2988(lines 2988 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L610(lines 610 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L4310(lines 4310 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L2196(lines 2196 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L82(lines 82 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L1404(lines 1404 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L347(lines 347 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L3519(lines 3519 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L4048(lines 4048 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L2992(lines 2992 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L878(lines 878 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L3785(lines 3785 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L1671(lines 1671 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L1407(lines 1407 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 09:47:10,430 INFO L262 CegarLoopResult]: For program point L1143(lines 1143 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L1936(lines 1936 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L2729(lines 2729 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L2466(lines 2466 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L4580(lines 4580 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L4316(lines 4316 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L617(lines 617 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L3260(lines 3260 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L2203(lines 2203 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L90(lines 90 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L1676(lines 1676 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L1412(lines 1412 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L355(lines 355 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L4055(lines 4055 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L2470(lines 2470 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L3527(lines 3527 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L2999(lines 2999 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L3792(lines 3792 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L4585(lines 4585 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L1150(lines 1150 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L1943(lines 1943 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L886(lines 886 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L2736(lines 2736 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L4323(lines 4323 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L3266(lines 3266 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L95(lines 95 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,431 INFO L262 CegarLoopResult]: For program point L624(lines 624 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L2210(lines 2210 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L1682(lines 1682 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L1418(lines 1418 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L362(lines 362 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L1155(lines 1155 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L4062(lines 4062 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L2741(lines 2741 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L3534(lines 3534 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L2477(lines 2477 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L3006(lines 3006 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L3799(lines 3799 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L1950(lines 1950 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L4593(lines 4593 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L2215(lines 2215 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L894(lines 894 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L630(lines 630 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L4330(lines 4330 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L3273(lines 3273 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L102(lines 102 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L1688(lines 1688 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L1425(lines 1425 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L3804(lines 3804 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L2483(lines 2483 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L369(lines 369 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L3276(lines 3276 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,432 INFO L262 CegarLoopResult]: For program point L4069(lines 4069 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L2748(lines 2748 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L3541(lines 3541 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L1163(lines 1163 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L635(lines 635 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L3014(lines 3014 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L2486(lines 2486 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L4600(lines 4600 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L2222(lines 2222 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L4336(lines 4336 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L1958(lines 1958 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L901(lines 901 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L109(lines 109 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L4602(lines 4602 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L1431(lines 1431 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L3281(lines 3281 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L4074(lines 4074 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L1696(lines 1696 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L2753(lines 2753 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L3811(lines 3811 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L641(lines 641 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L3548(lines 3548 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L377(lines 377 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L1170(lines 1170 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L3020(lines 3020 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,433 INFO L262 CegarLoopResult]: For program point L2492(lines 2492 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L3285(lines 3285 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L907(lines 907 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L4607(lines 4607 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L2229(lines 2229 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L115(lines 115 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L1965(lines 1965 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L4344(lines 4344 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L3816(lines 3816 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L645(lines 645 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L1438(lines 1438 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L258 CegarLoopResult]: At program point L4081(lines 2722 4082) the Hoare annotation is: (let ((.cse5 (= ~a14~0 18)) (.cse16 (<= ~a28~0 16)) (.cse9 (<= ~a26~0 17)) (.cse7 (= ~a7~0 1)) (.cse11 (= 19 ~a26~0)) (.cse2 (= ~a1~0 1)) (.cse4 (= ~a25~0 1)) (.cse6 (= ~a3~0 1)) (.cse8 (<= ~a28~0 15)) (.cse14 (<= 18 ~a26~0)) (.cse1 (<= ~a14~0 19)) (.cse10 (<= 16 ~a28~0)) (.cse0 (<= ~a4~0 17)) (.cse13 (= ~a14~0 20)) (.cse3 (<= 17 ~a28~0)) (.cse17 (<= 17 ~a4~0)) (.cse12 (= ~a7~0 0)) (.cse15 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse2 .cse8 .cse9 .cse4 .cse5 .cse6) (and .cse1 .cse2 .cse10 .cse4 .cse11 .cse6 .cse12) (and .cse0 .cse13 .cse2 .cse3 .cse4 .cse6 .cse14) (and .cse0 .cse1 .cse8 .cse12 .cse15 .cse14) (and .cse0 .cse16 .cse1 .cse2 .cse10 .cse4 .cse6 .cse12) (and .cse1 .cse2 .cse3 .cse4 .cse6 .cse12 .cse14) (and .cse16 .cse13 .cse7 .cse10 .cse17 .cse15) (and .cse1 .cse7 .cse11 .cse15) (and .cse0 .cse1 .cse3 .cse12 .cse15) (and .cse13 .cse7 .cse2 .cse8 .cse9 .cse4 .cse6) (and .cse13 .cse2 .cse9 .cse4 .cse17 .cse6 .cse12) (and .cse0 .cse13 .cse7 .cse2 .cse4 .cse6) (and .cse13 .cse2 .cse8 .cse4 .cse11 .cse6 .cse12) (and .cse0 .cse13 .cse3 .cse12 .cse15 .cse14) (and .cse8 .cse5 .cse12 .cse15) (and .cse1 .cse2 .cse9 .cse3 .cse4 .cse17 .cse6) (and .cse16 .cse13 .cse2 .cse7 .cse10 .cse4 .cse6) (and .cse0 .cse13 .cse7 .cse11 .cse15) (and .cse1 .cse7 .cse8 .cse9 .cse15) (and .cse0 .cse7 .cse3 .cse5 .cse15) (and .cse13 .cse2 .cse7 .cse8 .cse4 .cse11 .cse6) (and .cse0 .cse1 .cse2 .cse8 .cse4 .cse17 .cse6 .cse14) (and .cse16 .cse13 .cse7 .cse10 .cse15 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse11 .cse6) (and .cse0 .cse3 .cse5 .cse17 .cse15 .cse14) (and .cse16 .cse1 .cse10 .cse17 .cse12 .cse15 .cse14) (and .cse1 .cse2 .cse8 .cse9 .cse4 .cse17 .cse6 .cse12) (and .cse0 .cse2 .cse4 .cse10 .cse5 .cse17 .cse6) (and .cse16 .cse13 .cse11 .cse17 .cse12 .cse15) (and .cse0 .cse13 .cse7 .cse9 .cse3 .cse15) (and .cse0 .cse2 .cse8 .cse4 .cse6 .cse12 .cse14) (and .cse1 .cse9 .cse3 .cse5 .cse17 .cse12 .cse15) (and .cse1 .cse7 .cse10 .cse15 .cse14) (and .cse0 .cse13 .cse2 .cse4 .cse17 .cse6 .cse12) (and (= ~a28~0 15) (= ~a26~0 17) (not (= 1 ULTIMATE.start_calculate_output2_~input)) .cse7 .cse2 .cse8 .cse9 .cse4 (= 19 ~a14~0) .cse6 (= ~a4~0 18)) (and .cse13 .cse16 .cse2 .cse9 .cse4 .cse6 .cse12) (and .cse5 .cse12 .cse15 .cse14) (and .cse0 .cse13 .cse7 .cse8 .cse9 .cse15) (and .cse16 .cse13 .cse7 .cse17 .cse15 .cse14) (and .cse16 .cse1 .cse7 .cse17 .cse15) (and .cse2 .cse4 .cse5 .cse6 .cse12 .cse14) (and .cse0 .cse16 .cse13 .cse9 .cse12 .cse15) (and .cse1 .cse2 .cse7 .cse4 .cse6 .cse14) (and .cse1 .cse2 .cse7 .cse10 .cse4 .cse6) (and .cse13 .cse8 .cse12 .cse15) (and .cse1 .cse8 .cse11 .cse12 .cse15) (and .cse0 .cse8 .cse11 .cse12 .cse15) (and .cse13 .cse2 .cse3 .cse4 .cse6 .cse12 .cse14) (and .cse0 .cse8 .cse17 .cse12 .cse14 .cse15) (and .cse0 .cse1 .cse10 .cse17 .cse12 .cse15) (and .cse0 .cse13 .cse3 .cse17 .cse12 .cse15))) [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L2760(lines 2760 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L382(lines 382 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L1704(lines 1704 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L3554(lines 3554 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,434 INFO L262 CegarLoopResult]: For program point L1176(lines 1176 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L2498(lines 2498 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L4612(lines 4612 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L3291(lines 3291 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L3027(lines 3027 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L649(lines 649 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L2235(lines 2235 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L4085(lines 4085 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L1971(lines 1971 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L914(lines 914 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L122(lines 122 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L3822(lines 3822 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L1444(lines 1444 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L387(lines 387 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L4351(lines 4351 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L2766(lines 2766 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L3031(lines 3031 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L1710(lines 1710 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L2503(lines 2503 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L3561(lines 3561 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L2240(lines 2240 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L126(lines 126 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L4090(lines 4090 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L919(lines 919 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L655(lines 655 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L3298(lines 3298 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L1184(lines 1184 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L2770(lines 2770 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,435 INFO L262 CegarLoopResult]: For program point L4620(lines 4620 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L1450(lines 1450 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L393(lines 393 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L4357(lines 4357 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L1979(lines 1979 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L1715(lines 1715 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L3830(lines 3830 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L3566(lines 3566 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L2245(lines 2245 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L131(lines 131 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L3038(lines 3038 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L2510(lines 2510 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L4096(lines 4096 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L2775(lines 2775 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L3304(lines 3304 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L1983(lines 1983 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L926(lines 926 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L662(lines 662 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L1455(lines 1455 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L398(lines 398 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L4362(lines 4362 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L1191(lines 1191 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L1720(lines 1720 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L4627(lines 4627 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L2249(lines 2249 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L3837(lines 3837 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L3573(lines 3573 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L4366(lines 4366 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,436 INFO L262 CegarLoopResult]: For program point L3309(lines 3309 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L138(lines 138 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L3045(lines 3045 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L1460(lines 1460 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L2517(lines 2517 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L403(lines 403 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L1196(lines 1196 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L2782(lines 2782 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L4104(lines 4104 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L1990(lines 1990 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L934(lines 934 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L1727(lines 1727 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L670(lines 670 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L2256(lines 2256 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L3050(lines 3050 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L1465(lines 1465 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L3315(lines 3315 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L4372(lines 4372 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L1201(lines 1201 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L3844(lines 3844 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L3580(lines 3580 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L146(lines 146 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L2789(lines 2789 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L2525(lines 2525 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L411(lines 411 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L4111(lines 4111 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L1997(lines 1997 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L676(lines 676 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,437 INFO L262 CegarLoopResult]: For program point L2262(lines 2262 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L941(lines 941 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L1734(lines 1734 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L3584(lines 3584 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L3320(lines 3320 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L1471(lines 1471 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L4378(lines 4378 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L1207(lines 1207 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L3057(lines 3057 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L3850(lines 3850 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L151(lines 151 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L2794(lines 2794 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L416(lines 416 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L4116(lines 4116 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L2531(lines 2531 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L946(lines 946 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L682(lines 682 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L2004(lines 2004 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L3590(lines 3590 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L2269(lines 2269 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L3062(lines 3062 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L1477(lines 1477 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L3327(lines 3327 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L4384(lines 4384 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L1213(lines 1213 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L3856(lines 3856 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L1742(lines 1742 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L157(lines 157 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,438 INFO L262 CegarLoopResult]: For program point L422(lines 422 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L4122(lines 4122 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L2801(lines 2801 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L2273(lines 2273 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L2009(lines 2009 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L952(lines 952 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L1481(lines 1481 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L689(lines 689 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L2539(lines 2539 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L1218(lines 1218 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L161(lines 161 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L3068(lines 3068 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L3862(lines 3862 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L1748(lines 1748 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L3598(lines 3598 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L1484(lines 1484 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L3334(lines 3334 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L2806(lines 2806 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L2278(lines 2278 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L4392(lines 4392 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L4128(lines 4128 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L429(lines 429 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L165(lines 165 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L694(lines 694 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L2016(lines 2016 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L2545(lines 2545 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L1224(lines 1224 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L960(lines 960 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,439 INFO L262 CegarLoopResult]: For program point L3867(lines 3867 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L3603(lines 3603 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L3075(lines 3075 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L2811(lines 2811 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L3340(lines 3340 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L4397(lines 4397 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L1755(lines 1755 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L1491(lines 1491 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L434(lines 434 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L170(lines 170 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L4135(lines 4135 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L2286(lines 2286 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L2022(lines 2022 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L701(lines 701 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L2551(lines 2551 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L966(lines 966 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L1231(lines 1231 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L3081(lines 3081 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L3874(lines 3874 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L3610(lines 3610 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L1496(lines 1496 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L2818(lines 2818 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L1761(lines 1761 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L440(lines 440 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L3347(lines 3347 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L4404(lines 4404 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L176(lines 176 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L2291(lines 2291 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,440 INFO L262 CegarLoopResult]: For program point L4141(lines 4141 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L3085(lines 3085 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L2029(lines 2029 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L3879(lines 3879 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L708(lines 708 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L2558(lines 2558 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L4408(lines 4408 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L1237(lines 1237 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L973(lines 973 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L3617(lines 3617 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L1503(lines 1503 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L446(lines 446 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L2825(lines 2825 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L3354(lines 3354 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L183(lines 183 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L2033(lines 2033 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L1769(lines 1769 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L2298(lines 2298 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L4148(lines 4148 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L3091(lines 3091 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L1242(lines 1242 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L978(lines 978 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L714(lines 714 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L2564(lines 2564 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L450(lines 450 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L3886(lines 3886 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L3622(lines 3622 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L4415(lines 4415 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,441 INFO L262 CegarLoopResult]: For program point L3359(lines 3359 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L1510(lines 1510 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L1246(lines 1246 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L2303(lines 2303 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L189(lines 189 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L2039(lines 2039 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L2832(lines 2832 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L454(lines 454 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L3097(lines 3097 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L1776(lines 1776 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L4155(lines 4155 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L457(lines 457 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L986(lines 986 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L3893(lines 3893 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L722(lines 722 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L2572(lines 2572 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L3629(lines 3629 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L3365(lines 3365 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L1516(lines 1516 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L4423(lines 4423 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L1252(lines 1252 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L2309(lines 2309 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L195(lines 195 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L3102(lines 3102 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L2045(lines 2045 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L1781(lines 1781 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L2574(lines 2574 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L2839(lines 2839 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,442 INFO L262 CegarLoopResult]: For program point L3897(lines 3897 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L4162(lines 4162 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L3370(lines 3370 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L992(lines 992 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L464(lines 464 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L2314(lines 2314 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L4428(lines 4428 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L3900(lines 3900 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L1786(lines 1786 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L729(lines 729 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L3636(lines 3636 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L1522(lines 1522 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L2051(lines 2051 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L2844(lines 2844 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L1259(lines 1259 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L202(lines 202 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L2581(lines 2581 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L3110(lines 3110 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L4168(lines 4168 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L998(lines 998 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L734(lines 734 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L3641(lines 3641 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L1527(lines 1527 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L4434(lines 4434 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L2320(lines 2320 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L3377(lines 3377 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L3906(lines 3906 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L471(lines 471 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,443 INFO L262 CegarLoopResult]: For program point L2057(lines 2057 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L2850(lines 2850 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L1793(lines 1793 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L1265(lines 1265 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L208(lines 208 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L738(lines 738 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L2588(lines 2588 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L4438(lines 4438 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L4174(lines 4174 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L3117(lines 3117 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L3646(lines 3646 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L1005(lines 1005 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L1534(lines 1534 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L477(lines 477 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L3384(lines 3384 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L2327(lines 2327 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L2856(lines 2856 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L3913(lines 3913 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L1271(lines 1271 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L214(lines 214 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L1800(lines 1800 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L2593(lines 2593 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L4443(lines 4443 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L2065(lines 2065 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L744(lines 744 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L3651(lines 3651 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L4180(lines 4180 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,444 INFO L262 CegarLoopResult]: For program point L3916(lines 3916 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L3124(lines 3124 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L482(lines 482 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L1011(lines 1011 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L1540(lines 1540 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L1276(lines 1276 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L2862(lines 2862 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L2334(lines 2334 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L3391(lines 3391 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L4448(lines 4448 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L220(lines 220 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L4184(lines 4184 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L2599(lines 2599 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L1807(lines 1807 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L750(lines 750 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L2072(lines 2072 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L3129(lines 3129 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L3922(lines 3922 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L3658(lines 3658 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L488(lines 488 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L1546(lines 1546 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L3396(lines 3396 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L4453(lines 4453 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L1282(lines 1282 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L1018(lines 1018 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L2868(lines 2868 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L2340(lines 2340 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L1812(lines 1812 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,445 INFO L262 CegarLoopResult]: For program point L227(lines 227 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L4191(lines 4191 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L756(lines 756 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L2078(lines 2078 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L3135(lines 3135 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L2607(lines 2607 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L3929(lines 3929 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L3665(lines 3665 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L1551(lines 1551 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L4458(lines 4458 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L1287(lines 1287 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L1023(lines 1023 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L495(lines 495 1382) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L2346(lines 2346 2719) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L3403(lines 3403 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L4196(lines 4196 4633) no Hoare annotation was computed. [2020-12-09 09:47:10,446 INFO L262 CegarLoopResult]: For program point L2875(lines 2875 4081) no Hoare annotation was computed. [2020-12-09 09:47:10,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 09:47:10 BoogieIcfgContainer [2020-12-09 09:47:10,493 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 09:47:10,493 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 09:47:10,493 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 09:47:10,494 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 09:47:10,494 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:43:53" (3/4) ... [2020-12-09 09:47:10,496 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 09:47:10,541 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 106 nodes and edges [2020-12-09 09:47:10,549 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2020-12-09 09:47:10,558 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-09 09:47:10,566 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-12-09 09:47:10,838 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_bd09b27b-9938-4801-9281-12d87aba1636/bin/utaipan/witness.graphml [2020-12-09 09:47:10,838 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 09:47:10,839 INFO L168 Benchmark]: Toolchain (without parser) took 202766.02 ms. Allocated memory was 86.0 MB in the beginning and 6.0 GB in the end (delta: 5.9 GB). Free memory was 49.0 MB in the beginning and 1.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 5.3 GB. Max. memory is 16.1 GB. [2020-12-09 09:47:10,839 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 86.0 MB. Free memory is still 61.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 09:47:10,839 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1353.50 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.0 MB in the beginning and 44.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 44.1 MB. Max. memory is 16.1 GB. [2020-12-09 09:47:10,840 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.41 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 44.9 MB in the beginning and 49.7 MB in the end (delta: -4.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. [2020-12-09 09:47:10,840 INFO L168 Benchmark]: Boogie Preprocessor took 170.45 ms. Allocated memory is still 125.8 MB. Free memory was 49.7 MB in the beginning and 50.5 MB in the end (delta: -829.1 kB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. [2020-12-09 09:47:10,840 INFO L168 Benchmark]: RCFGBuilder took 3712.26 ms. Allocated memory was 125.8 MB in the beginning and 390.1 MB in the end (delta: 264.2 MB). Free memory was 50.5 MB in the beginning and 289.9 MB in the end (delta: -239.4 MB). Peak memory consumption was 203.3 MB. Max. memory is 16.1 GB. [2020-12-09 09:47:10,840 INFO L168 Benchmark]: TraceAbstraction took 196987.40 ms. Allocated memory was 390.1 MB in the beginning and 6.0 GB in the end (delta: 5.6 GB). Free memory was 289.9 MB in the beginning and 681.5 MB in the end (delta: -391.7 MB). Peak memory consumption was 5.5 GB. Max. memory is 16.1 GB. [2020-12-09 09:47:10,841 INFO L168 Benchmark]: Witness Printer took 345.04 ms. Allocated memory is still 6.0 GB. Free memory was 681.5 MB in the beginning and 1.6 GB in the end (delta: -923.2 MB). Peak memory consumption was 39.4 MB. Max. memory is 16.1 GB. [2020-12-09 09:47:10,842 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 86.0 MB. Free memory is still 61.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1353.50 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.0 MB in the beginning and 44.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 44.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 192.41 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 44.9 MB in the beginning and 49.7 MB in the end (delta: -4.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 170.45 ms. Allocated memory is still 125.8 MB. Free memory was 49.7 MB in the beginning and 50.5 MB in the end (delta: -829.1 kB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3712.26 ms. Allocated memory was 125.8 MB in the beginning and 390.1 MB in the end (delta: 264.2 MB). Free memory was 50.5 MB in the beginning and 289.9 MB in the end (delta: -239.4 MB). Peak memory consumption was 203.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 196987.40 ms. Allocated memory was 390.1 MB in the beginning and 6.0 GB in the end (delta: 5.6 GB). Free memory was 289.9 MB in the beginning and 681.5 MB in the end (delta: -391.7 MB). Peak memory consumption was 5.5 GB. Max. memory is 16.1 GB. * Witness Printer took 345.04 ms. Allocated memory is still 6.0 GB. Free memory was 681.5 MB in the beginning and 1.6 GB in the end (delta: -923.2 MB). Peak memory consumption was 39.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4788]: 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: (((((((((((((((((((((((((((((((((((((((((((((((((((((((a4 <= 17 && a14 <= 19) && a1 == 1) && 17 <= a28) && a25 == 1) && a14 == 18) && a3 == 1) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || ((((((a14 <= 19 && a1 == 1) && 16 <= a28) && a25 == 1) && 19 == a26) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a14 <= 19) && a28 <= 15) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((((a14 <= 19 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && a7 == 0) && 18 <= a26)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 16 <= a28) && 17 <= a4) && a3 <= 0)) || (((a14 <= 19 && a7 == 1) && 19 == a26) && a3 <= 0)) || ((((a4 <= 17 && a14 <= 19) && 17 <= a28) && a7 == 0) && a3 <= 0)) || ((((((a4 <= 17 && a28 <= 16) && a14 == 20) && a7 == 1) && 16 <= a28) && a3 <= 0) && 18 <= a26)) || (((((((a28 == 15 && a26 == 17) && a1 == 1) && a7 == 1) && a25 == 1) && 19 == a14) && a4 == 18) && a3 == 1)) || ((((((a14 == 20 && a1 == 1) && a28 <= 15) && a25 == 1) && 19 == a26) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a14 == 20) && 17 <= a28) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((a28 <= 15 && a14 == 18) && a7 == 0) && a3 <= 0)) || ((((((a14 <= 19 && a1 == 1) && a26 <= 17) && 17 <= a28) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((((a14 == 20 && a1 == 1) && a7 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && a3 == 1)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 == a26) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && a28 <= 15) && a26 <= 17) && a3 <= 0)) || ((((a4 <= 17 && a7 == 1) && 17 <= a28) && a14 == 18) && a3 <= 0)) || ((((((a14 == 20 && a28 <= 16) && a7 == 1) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1)) || ((((((a14 == 20 && a1 == 1) && a7 == 1) && a28 <= 15) && a25 == 1) && 19 == a26) && a3 == 1)) || (((((((a4 <= 17 && a14 <= 19) && a1 == 1) && a28 <= 15) && a25 == 1) && 17 <= a4) && a3 == 1) && 18 <= a26)) || (((((a4 <= 17 && a14 == 20) && a1 == 1) && a7 == 1) && a25 == 1) && a3 == 1)) || ((((((a4 <= 17 && a1 == 1) && 16 <= a28) && a25 == 1) && a14 == 18) && 17 <= a4) && a3 == 1)) || ((((((a14 == 20 && a1 == 1) && 17 <= a28) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || (((((a14 <= 19 && a7 == 1) && a1 == 1) && a25 == 1) && a3 == 1) && 18 <= a26)) || ((((((a4 <= 17 && a14 <= 19) && a1 == 1) && 17 <= a28) && a25 == 1) && 19 == a26) && a3 == 1)) || (((((a4 <= 17 && 17 <= a28) && a14 == 18) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((((a14 <= 19 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || (((((a28 <= 16 && a14 == 20) && 19 == a26) && 17 <= a4) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17) && 17 <= a28) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1)) || ((((((a4 <= 17 && a1 == 1) && a28 <= 15) && a25 == 1) && a3 == 1) && a7 == 0) && 18 <= a26)) || ((((((a14 <= 19 && a26 <= 17) && 17 <= a28) && a14 == 18) && 17 <= a4) && a7 == 0) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 16 <= a28) && a3 <= 0) && 18 <= a26)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || (((a14 == 18 && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((a4 <= 17 && a14 == 20) && a7 == 1) && a28 <= 15) && a26 <= 17) && a3 <= 0)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((a28 <= 16 && a14 <= 19) && a7 == 1) && 17 <= a4) && a3 <= 0)) || (((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && a7 == 0) && 18 <= a26)) || (((((a4 <= 17 && a28 <= 16) && a14 == 20) && a26 <= 17) && a7 == 0) && a3 <= 0)) || ((((((a28 <= 16 && a14 == 20) && a1 == 1) && a26 <= 17) && a25 == 1) && a3 == 1) && a7 == 0)) || (((a14 == 20 && a28 <= 15) && a7 == 0) && a3 <= 0)) || ((((a14 <= 19 && a28 <= 15) && 19 == a26) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 15) && 19 == a26) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 15) && 17 <= a4) && a7 == 0) && 18 <= a26) && a3 <= 0)) || ((((a1 == 1 && a7 == 1) && a25 == 1) && a14 == 18) && a3 == 1)) || (((((a4 <= 17 && a14 <= 19) && 16 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 == 20) && 17 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0) - InvariantResult [Line: 4820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((a4 <= 17 && a14 <= 19) && a1 == 1) && 17 <= a28) && a25 == 1) && a14 == 18) && a3 == 1) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || ((((((a14 <= 19 && a1 == 1) && 16 <= a28) && a25 == 1) && 19 == a26) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a14 <= 19) && a28 <= 15) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((((a14 <= 19 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && a7 == 0) && 18 <= a26)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 16 <= a28) && 17 <= a4) && a3 <= 0)) || (((a14 <= 19 && a7 == 1) && 19 == a26) && a3 <= 0)) || ((((a4 <= 17 && a14 <= 19) && 17 <= a28) && a7 == 0) && a3 <= 0)) || ((((((a4 <= 17 && a28 <= 16) && a14 == 20) && a7 == 1) && 16 <= a28) && a3 <= 0) && 18 <= a26)) || (((((((a28 == 15 && a26 == 17) && a1 == 1) && a7 == 1) && a25 == 1) && 19 == a14) && a4 == 18) && a3 == 1)) || ((((((a14 == 20 && a1 == 1) && a28 <= 15) && a25 == 1) && 19 == a26) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a14 == 20) && 17 <= a28) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((a28 <= 15 && a14 == 18) && a7 == 0) && a3 <= 0)) || ((((((a14 <= 19 && a1 == 1) && a26 <= 17) && 17 <= a28) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((((a14 == 20 && a1 == 1) && a7 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && a3 == 1)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 == a26) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && a28 <= 15) && a26 <= 17) && a3 <= 0)) || ((((a4 <= 17 && a7 == 1) && 17 <= a28) && a14 == 18) && a3 <= 0)) || ((((((a14 == 20 && a28 <= 16) && a7 == 1) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1)) || ((((((a14 == 20 && a1 == 1) && a7 == 1) && a28 <= 15) && a25 == 1) && 19 == a26) && a3 == 1)) || (((((((a4 <= 17 && a14 <= 19) && a1 == 1) && a28 <= 15) && a25 == 1) && 17 <= a4) && a3 == 1) && 18 <= a26)) || (((((a4 <= 17 && a14 == 20) && a1 == 1) && a7 == 1) && a25 == 1) && a3 == 1)) || ((((((a4 <= 17 && a1 == 1) && 16 <= a28) && a25 == 1) && a14 == 18) && 17 <= a4) && a3 == 1)) || ((((((a14 == 20 && a1 == 1) && 17 <= a28) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || (((((a14 <= 19 && a7 == 1) && a1 == 1) && a25 == 1) && a3 == 1) && 18 <= a26)) || ((((((a4 <= 17 && a14 <= 19) && a1 == 1) && 17 <= a28) && a25 == 1) && 19 == a26) && a3 == 1)) || (((((a4 <= 17 && 17 <= a28) && a14 == 18) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((((a14 <= 19 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || (((((a28 <= 16 && a14 == 20) && 19 == a26) && 17 <= a4) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17) && 17 <= a28) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1)) || ((((((a4 <= 17 && a1 == 1) && a28 <= 15) && a25 == 1) && a3 == 1) && a7 == 0) && 18 <= a26)) || ((((((a14 <= 19 && a26 <= 17) && 17 <= a28) && a14 == 18) && 17 <= a4) && a7 == 0) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 16 <= a28) && a3 <= 0) && 18 <= a26)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || (((a14 == 18 && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((a4 <= 17 && a14 == 20) && a7 == 1) && a28 <= 15) && a26 <= 17) && a3 <= 0)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((a28 <= 16 && a14 <= 19) && a7 == 1) && 17 <= a4) && a3 <= 0)) || (((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && a7 == 0) && 18 <= a26)) || (((((a4 <= 17 && a28 <= 16) && a14 == 20) && a26 <= 17) && a7 == 0) && a3 <= 0)) || ((((((a28 <= 16 && a14 == 20) && a1 == 1) && a26 <= 17) && a25 == 1) && a3 == 1) && a7 == 0)) || (((a14 == 20 && a28 <= 15) && a7 == 0) && a3 <= 0)) || ((((a14 <= 19 && a28 <= 15) && 19 == a26) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 15) && 19 == a26) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 15) && 17 <= a4) && a7 == 0) && 18 <= a26) && a3 <= 0)) || ((((a1 == 1 && a7 == 1) && a25 == 1) && a14 == 18) && a3 == 1)) || (((((a4 <= 17 && a14 <= 19) && 16 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 == 20) && 17 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0) - InvariantResult [Line: 1385]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((a4 <= 17 && a14 <= 19) && a1 == 1) && 17 <= a28) && a25 == 1) && a14 == 18) && a3 == 1) || ((((((a7 == 1 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && a14 == 18) && a3 == 1)) || ((((((a14 == 20 && a28 <= 16) && a1 == 1) && a7 == 1) && 16 <= a28) && a25 == 1) && a3 == 1)) || ((((((a14 == 20 && a7 == 1) && a1 == 1) && a28 <= 15) && a25 == 1) && 19 == a26) && a3 == 1)) || ((((((a14 <= 19 && a1 == 1) && 16 <= a28) && a25 == 1) && 19 == a26) && a3 == 1) && a7 == 0)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((((a4 <= 17 && a14 <= 19) && a28 <= 15) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((((a14 <= 19 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && a7 == 0) && 18 <= a26)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 16 <= a28) && 17 <= a4) && a3 <= 0)) || (((a14 <= 19 && a7 == 1) && 19 == a26) && a3 <= 0)) || ((((a4 <= 17 && a14 <= 19) && 17 <= a28) && a7 == 0) && a3 <= 0)) || ((((((a14 == 20 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && 17 <= a4) && a7 == 0)) || ((((((a14 == 20 && a1 == 1) && a28 <= 15) && a25 == 1) && 19 == a26) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a14 == 20) && 17 <= a28) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((a28 <= 15 && a14 == 18) && a7 == 0) && a3 <= 0)) || ((((((a14 <= 19 && a1 == 1) && a26 <= 17) && 17 <= a28) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 == a26) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && a28 <= 15) && a26 <= 17) && a3 <= 0)) || ((((a4 <= 17 && a7 == 1) && 17 <= a28) && a14 == 18) && a3 <= 0)) || (((((a4 <= 17 && a14 == 20) && a1 == 1) && a7 == 1) && a25 == 1) && a3 == 1)) || (((((((a4 <= 17 && a14 <= 19) && a1 == 1) && a28 <= 15) && a25 == 1) && 17 <= a4) && a3 == 1) && 18 <= a26)) || ((((((a28 <= 16 && a14 == 20) && a1 == 1) && a7 == 1) && a26 <= 17) && a25 == 1) && a3 == 1)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 16 <= a28) && a3 <= 0) && 18 <= a26)) || ((((((a4 <= 17 && a14 <= 19) && a1 == 1) && 17 <= a28) && a25 == 1) && 19 == a26) && a3 == 1)) || (((((a4 <= 17 && 17 <= a28) && a14 == 18) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((((a14 <= 19 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || ((((((a4 <= 17 && a1 == 1) && a25 == 1) && 16 <= a28) && a14 == 18) && 17 <= a4) && a3 == 1)) || (((((a28 <= 16 && a14 == 20) && 19 == a26) && 17 <= a4) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17) && 17 <= a28) && a3 <= 0)) || ((((((a4 <= 17 && a1 == 1) && a28 <= 15) && a25 == 1) && a3 == 1) && a7 == 0) && 18 <= a26)) || ((((((a14 <= 19 && a26 <= 17) && 17 <= a28) && a14 == 18) && 17 <= a4) && a7 == 0) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 16 <= a28) && a3 <= 0) && 18 <= a26)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || ((((((((((a28 == 15 && a26 == 17) && !(1 == input)) && a7 == 1) && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((((a14 == 20 && a28 <= 16) && a1 == 1) && a26 <= 17) && a25 == 1) && a3 == 1) && a7 == 0)) || (((a14 == 18 && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((a4 <= 17 && a14 == 20) && a7 == 1) && a28 <= 15) && a26 <= 17) && a3 <= 0)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((a28 <= 16 && a14 <= 19) && a7 == 1) && 17 <= a4) && a3 <= 0)) || (((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && a7 == 0) && 18 <= a26)) || (((((a4 <= 17 && a28 <= 16) && a14 == 20) && a26 <= 17) && a7 == 0) && a3 <= 0)) || (((((a14 <= 19 && a1 == 1) && a7 == 1) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((((a14 <= 19 && a1 == 1) && a7 == 1) && 16 <= a28) && a25 == 1) && a3 == 1)) || (((a14 == 20 && a28 <= 15) && a7 == 0) && a3 <= 0)) || ((((a14 <= 19 && a28 <= 15) && 19 == a26) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 15) && 19 == a26) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a28 <= 15) && 17 <= a4) && a7 == 0) && 18 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a14 <= 19) && 16 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 == 20) && 17 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0) - InvariantResult [Line: 2722]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((a4 <= 17 && a14 <= 19) && a1 == 1) && 17 <= a28) && a25 == 1) && a14 == 18) && a3 == 1) || ((((((a7 == 1 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && a14 == 18) && a3 == 1)) || ((((((a14 <= 19 && a1 == 1) && 16 <= a28) && a25 == 1) && 19 == a26) && a3 == 1) && a7 == 0)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((((a4 <= 17 && a14 <= 19) && a28 <= 15) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((((a14 <= 19 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && a7 == 0) && 18 <= a26)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 16 <= a28) && 17 <= a4) && a3 <= 0)) || (((a14 <= 19 && a7 == 1) && 19 == a26) && a3 <= 0)) || ((((a4 <= 17 && a14 <= 19) && 17 <= a28) && a7 == 0) && a3 <= 0)) || ((((((a14 == 20 && a7 == 1) && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && a3 == 1)) || ((((((a14 == 20 && a1 == 1) && a26 <= 17) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a14 == 20) && a7 == 1) && a1 == 1) && a25 == 1) && a3 == 1)) || ((((((a14 == 20 && a1 == 1) && a28 <= 15) && a25 == 1) && 19 == a26) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a14 == 20) && 17 <= a28) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((a28 <= 15 && a14 == 18) && a7 == 0) && a3 <= 0)) || ((((((a14 <= 19 && a1 == 1) && a26 <= 17) && 17 <= a28) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((((a28 <= 16 && a14 == 20) && a1 == 1) && a7 == 1) && 16 <= a28) && a25 == 1) && a3 == 1)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 == a26) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && a28 <= 15) && a26 <= 17) && a3 <= 0)) || ((((a4 <= 17 && a7 == 1) && 17 <= a28) && a14 == 18) && a3 <= 0)) || ((((((a14 == 20 && a1 == 1) && a7 == 1) && a28 <= 15) && a25 == 1) && 19 == a26) && a3 == 1)) || (((((((a4 <= 17 && a14 <= 19) && a1 == 1) && a28 <= 15) && a25 == 1) && 17 <= a4) && a3 == 1) && 18 <= a26)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 16 <= a28) && a3 <= 0) && 18 <= a26)) || ((((((a4 <= 17 && a14 <= 19) && a1 == 1) && 17 <= a28) && a25 == 1) && 19 == a26) && a3 == 1)) || (((((a4 <= 17 && 17 <= a28) && a14 == 18) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((((a14 <= 19 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || ((((((a4 <= 17 && a1 == 1) && a25 == 1) && 16 <= a28) && a14 == 18) && 17 <= a4) && a3 == 1)) || (((((a28 <= 16 && a14 == 20) && 19 == a26) && 17 <= a4) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17) && 17 <= a28) && a3 <= 0)) || ((((((a4 <= 17 && a1 == 1) && a28 <= 15) && a25 == 1) && a3 == 1) && a7 == 0) && 18 <= a26)) || ((((((a14 <= 19 && a26 <= 17) && 17 <= a28) && a14 == 18) && 17 <= a4) && a7 == 0) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 16 <= a28) && a3 <= 0) && 18 <= a26)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || ((((((((((a28 == 15 && a26 == 17) && !(1 == input)) && a7 == 1) && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((((a14 == 20 && a28 <= 16) && a1 == 1) && a26 <= 17) && a25 == 1) && a3 == 1) && a7 == 0)) || (((a14 == 18 && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((a4 <= 17 && a14 == 20) && a7 == 1) && a28 <= 15) && a26 <= 17) && a3 <= 0)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((a28 <= 16 && a14 <= 19) && a7 == 1) && 17 <= a4) && a3 <= 0)) || (((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && a7 == 0) && 18 <= a26)) || (((((a4 <= 17 && a28 <= 16) && a14 == 20) && a26 <= 17) && a7 == 0) && a3 <= 0)) || (((((a14 <= 19 && a1 == 1) && a7 == 1) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((((a14 <= 19 && a1 == 1) && a7 == 1) && 16 <= a28) && a25 == 1) && a3 == 1)) || (((a14 == 20 && a28 <= 15) && a7 == 0) && a3 <= 0)) || ((((a14 <= 19 && a28 <= 15) && 19 == a26) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 15) && 19 == a26) && a7 == 0) && a3 <= 0)) || ((((((a14 == 20 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && a7 == 0) && 18 <= a26)) || (((((a4 <= 17 && a28 <= 15) && 17 <= a4) && a7 == 0) && 18 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a14 <= 19) && 16 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 == 20) && 17 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0) - InvariantResult [Line: 4084]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((a4 <= 17 && a14 <= 19) && a1 == 1) && 17 <= a28) && a25 == 1) && a14 == 18) && a3 == 1) || ((((((a7 == 1 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && a14 == 18) && a3 == 1)) || ((((((a14 <= 19 && a1 == 1) && 16 <= a28) && a25 == 1) && 19 == a26) && a3 == 1) && a7 == 0)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((((a4 <= 17 && a14 <= 19) && a28 <= 15) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((((a4 <= 17 && a28 <= 16) && a14 <= 19) && a1 == 1) && 16 <= a28) && a25 == 1) && a3 == 1) && a7 == 0)) || ((((((a14 <= 19 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && a7 == 0) && 18 <= a26)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 16 <= a28) && 17 <= a4) && a3 <= 0)) || (((a14 <= 19 && a7 == 1) && 19 == a26) && a3 <= 0)) || ((((a4 <= 17 && a14 <= 19) && 17 <= a28) && a7 == 0) && a3 <= 0)) || ((((((a14 == 20 && a7 == 1) && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && a3 == 1)) || ((((((a14 == 20 && a1 == 1) && a26 <= 17) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a14 == 20) && a7 == 1) && a1 == 1) && a25 == 1) && a3 == 1)) || ((((((a14 == 20 && a1 == 1) && a28 <= 15) && a25 == 1) && 19 == a26) && a3 == 1) && a7 == 0)) || (((((a4 <= 17 && a14 == 20) && 17 <= a28) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((a28 <= 15 && a14 == 18) && a7 == 0) && a3 <= 0)) || ((((((a14 <= 19 && a1 == 1) && a26 <= 17) && 17 <= a28) && a25 == 1) && 17 <= a4) && a3 == 1)) || ((((((a28 <= 16 && a14 == 20) && a1 == 1) && a7 == 1) && 16 <= a28) && a25 == 1) && a3 == 1)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 == a26) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && a28 <= 15) && a26 <= 17) && a3 <= 0)) || ((((a4 <= 17 && a7 == 1) && 17 <= a28) && a14 == 18) && a3 <= 0)) || ((((((a14 == 20 && a1 == 1) && a7 == 1) && a28 <= 15) && a25 == 1) && 19 == a26) && a3 == 1)) || (((((((a4 <= 17 && a14 <= 19) && a1 == 1) && a28 <= 15) && a25 == 1) && 17 <= a4) && a3 == 1) && 18 <= a26)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 16 <= a28) && a3 <= 0) && 18 <= a26)) || ((((((a4 <= 17 && a14 <= 19) && a1 == 1) && 17 <= a28) && a25 == 1) && 19 == a26) && a3 == 1)) || (((((a4 <= 17 && 17 <= a28) && a14 == 18) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((((a28 <= 16 && a14 <= 19) && 16 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((((a14 <= 19 && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || ((((((a4 <= 17 && a1 == 1) && a25 == 1) && 16 <= a28) && a14 == 18) && 17 <= a4) && a3 == 1)) || (((((a28 <= 16 && a14 == 20) && 19 == a26) && 17 <= a4) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 == 20) && a7 == 1) && a26 <= 17) && 17 <= a28) && a3 <= 0)) || ((((((a4 <= 17 && a1 == 1) && a28 <= 15) && a25 == 1) && a3 == 1) && a7 == 0) && 18 <= a26)) || ((((((a14 <= 19 && a26 <= 17) && 17 <= a28) && a14 == 18) && 17 <= a4) && a7 == 0) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 16 <= a28) && a3 <= 0) && 18 <= a26)) || ((((((a4 <= 17 && a14 == 20) && a1 == 1) && a25 == 1) && 17 <= a4) && a3 == 1) && a7 == 0)) || ((((((((((a28 == 15 && a26 == 17) && !(1 == input)) && a7 == 1) && a1 == 1) && a28 <= 15) && a26 <= 17) && a25 == 1) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((((a14 == 20 && a28 <= 16) && a1 == 1) && a26 <= 17) && a25 == 1) && a3 == 1) && a7 == 0)) || (((a14 == 18 && a7 == 0) && a3 <= 0) && 18 <= a26)) || (((((a4 <= 17 && a14 == 20) && a7 == 1) && a28 <= 15) && a26 <= 17) && a3 <= 0)) || (((((a28 <= 16 && a14 == 20) && a7 == 1) && 17 <= a4) && a3 <= 0) && 18 <= a26)) || ((((a28 <= 16 && a14 <= 19) && a7 == 1) && 17 <= a4) && a3 <= 0)) || (((((a1 == 1 && a25 == 1) && a14 == 18) && a3 == 1) && a7 == 0) && 18 <= a26)) || (((((a4 <= 17 && a28 <= 16) && a14 == 20) && a26 <= 17) && a7 == 0) && a3 <= 0)) || (((((a14 <= 19 && a1 == 1) && a7 == 1) && a25 == 1) && a3 == 1) && 18 <= a26)) || (((((a14 <= 19 && a1 == 1) && a7 == 1) && 16 <= a28) && a25 == 1) && a3 == 1)) || (((a14 == 20 && a28 <= 15) && a7 == 0) && a3 <= 0)) || ((((a14 <= 19 && a28 <= 15) && 19 == a26) && a7 == 0) && a3 <= 0)) || ((((a4 <= 17 && a28 <= 15) && 19 == a26) && a7 == 0) && a3 <= 0)) || ((((((a14 == 20 && a1 == 1) && 17 <= a28) && a25 == 1) && a3 == 1) && a7 == 0) && 18 <= a26)) || (((((a4 <= 17 && a28 <= 15) && 17 <= a4) && a7 == 0) && 18 <= a26) && a3 <= 0)) || (((((a4 <= 17 && a14 <= 19) && 16 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0)) || (((((a4 <= 17 && a14 == 20) && 17 <= a28) && 17 <= a4) && a7 == 0) && a3 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 763 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 175.7s, OverallIterations: 21, TraceHistogramMax: 14, AutomataDifference: 71.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 21.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 17151 SDtfs, 16859 SDslu, 2669 SDs, 0 SdLazy, 60728 SolverSat, 13589 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 43.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14243 GetRequests, 14189 SyntacticMatches, 3 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=106881occurred in iteration=19, 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, 21 MinimizatonAttempts, 80510 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 723 NumberOfFragments, 5069 HoareAnnotationTreeSize, 6 FomulaSimplifications, 182435 FormulaSimplificationTreeSizeReduction, 3.1s HoareSimplificationTime, 6 FomulaSimplificationsInter, 99650 FormulaSimplificationTreeSizeReductionInter, 17.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.4s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 35.4s InterpolantComputationTime, 39531 NumberOfCodeBlocks, 39531 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 46590 ConstructedInterpolants, 0 QuantifiedInterpolants, 233827194 SizeOfPredicates, 0 NumberOfNonLiveVariables, 8443 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 27 InterpolantComputations, 24 PerfectInterpolantSequences, 75334/76624 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...