./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label57.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_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label57.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/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 6e5377a31104e56e05a4161282be2e5c25a8dbe0 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:07:32,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 09:07:32,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 09:07:32,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 09:07:32,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 09:07:32,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 09:07:32,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 09:07:32,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 09:07:32,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 09:07:32,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 09:07:32,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 09:07:32,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 09:07:32,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 09:07:32,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 09:07:32,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 09:07:32,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 09:07:32,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 09:07:32,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 09:07:32,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 09:07:32,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 09:07:32,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 09:07:32,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 09:07:32,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 09:07:32,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 09:07:32,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 09:07:32,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 09:07:32,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 09:07:32,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 09:07:32,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 09:07:32,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 09:07:32,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 09:07:32,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 09:07:32,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 09:07:32,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 09:07:32,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 09:07:32,901 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 09:07:32,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 09:07:32,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 09:07:32,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 09:07:32,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 09:07:32,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 09:07:32,904 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 09:07:32,920 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 09:07:32,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 09:07:32,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 09:07:32,921 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 09:07:32,921 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 09:07:32,921 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 09:07:32,921 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 09:07:32,921 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 09:07:32,922 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 09:07:32,922 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 09:07:32,922 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 09:07:32,922 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 09:07:32,922 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 09:07:32,922 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 09:07:32,922 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 09:07:32,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 09:07:32,923 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 09:07:32,923 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 09:07:32,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 09:07:32,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 09:07:32,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 09:07:32,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 09:07:32,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 09:07:32,924 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 09:07:32,924 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 09:07:32,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 09:07:32,924 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 09:07:32,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 09:07:32,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 09:07:32,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 09:07:32,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 09:07:32,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 09:07:32,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 09:07:32,925 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 09:07:32,925 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 09:07:32,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 09:07:32,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 09:07:32,925 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 09:07:32,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 09:07:32,925 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_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e5377a31104e56e05a4161282be2e5c25a8dbe0 [2020-12-09 09:07:33,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 09:07:33,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 09:07:33,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 09:07:33,121 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 09:07:33,122 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 09:07:33,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem04_label57.c [2020-12-09 09:07:33,164 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan/data/9b1eee0d7/d1a9c34fea194cf5a9e35fdc2de941cd/FLAG2f4319c9c [2020-12-09 09:07:33,718 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 09:07:33,718 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/sv-benchmarks/c/eca-rers2012/Problem04_label57.c [2020-12-09 09:07:33,738 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan/data/9b1eee0d7/d1a9c34fea194cf5a9e35fdc2de941cd/FLAG2f4319c9c [2020-12-09 09:07:34,197 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan/data/9b1eee0d7/d1a9c34fea194cf5a9e35fdc2de941cd [2020-12-09 09:07:34,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 09:07:34,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 09:07:34,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 09:07:34,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 09:07:34,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 09:07:34,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:07:34" (1/1) ... [2020-12-09 09:07:34,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38fcb9be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:34, skipping insertion in model container [2020-12-09 09:07:34,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:07:34" (1/1) ... [2020-12-09 09:07:34,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 09:07:34,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 09:07:35,078 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_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/sv-benchmarks/c/eca-rers2012/Problem04_label57.c[181554,181567] [2020-12-09 09:07:35,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 09:07:35,097 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 09:07:35,518 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_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/sv-benchmarks/c/eca-rers2012/Problem04_label57.c[181554,181567] [2020-12-09 09:07:35,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 09:07:35,569 INFO L208 MainTranslator]: Completed translation [2020-12-09 09:07:35,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:35 WrapperNode [2020-12-09 09:07:35,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 09:07:35,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 09:07:35,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 09:07:35,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 09:07:35,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:35" (1/1) ... [2020-12-09 09:07:35,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:35" (1/1) ... [2020-12-09 09:07:35,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 09:07:35,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 09:07:35,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 09:07:35,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 09:07:35,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:35" (1/1) ... [2020-12-09 09:07:35,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:35" (1/1) ... [2020-12-09 09:07:35,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:35" (1/1) ... [2020-12-09 09:07:35,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:35" (1/1) ... [2020-12-09 09:07:35,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:35" (1/1) ... [2020-12-09 09:07:35,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:35" (1/1) ... [2020-12-09 09:07:35,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:35" (1/1) ... [2020-12-09 09:07:36,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 09:07:36,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 09:07:36,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 09:07:36,028 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 09:07:36,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/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 09:07:36,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 09:07:36,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 09:07:36,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 09:07:36,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 09:07:39,454 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 09:07:39,454 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-09 09:07:39,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:07:39 BoogieIcfgContainer [2020-12-09 09:07:39,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 09:07:39,458 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 09:07:39,458 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 09:07:39,460 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 09:07:39,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 09:07:34" (1/3) ... [2020-12-09 09:07:39,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f840478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:07:39, skipping insertion in model container [2020-12-09 09:07:39,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:35" (2/3) ... [2020-12-09 09:07:39,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f840478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:07:39, skipping insertion in model container [2020-12-09 09:07:39,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:07:39" (3/3) ... [2020-12-09 09:07:39,462 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem04_label57.c [2020-12-09 09:07:39,471 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 09:07:39,475 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 09:07:39,482 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 09:07:39,502 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 09:07:39,502 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 09:07:39,502 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 09:07:39,502 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 09:07:39,503 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 09:07:39,503 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 09:07:39,503 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 09:07:39,503 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 09:07:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states. [2020-12-09 09:07:39,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2020-12-09 09:07:39,551 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:07:39,552 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 09:07:39,553 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:07:39,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:07:39,557 INFO L82 PathProgramCache]: Analyzing trace with hash -1870336963, now seen corresponding path program 1 times [2020-12-09 09:07:39,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:07:39,563 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988683878] [2020-12-09 09:07:39,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:07:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:07:40,813 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 09:07:40,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988683878] [2020-12-09 09:07:40,814 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:07:40,815 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:07:40,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100961589] [2020-12-09 09:07:40,819 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:07:40,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:07:40,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:07:40,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:07:40,829 INFO L87 Difference]: Start difference. First operand 763 states. Second operand 3 states. [2020-12-09 09:07:43,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:07:43,532 INFO L93 Difference]: Finished difference Result 2285 states and 4541 transitions. [2020-12-09 09:07:43,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:07:43,533 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 755 [2020-12-09 09:07:43,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:07:43,554 INFO L225 Difference]: With dead ends: 2285 [2020-12-09 09:07:43,554 INFO L226 Difference]: Without dead ends: 1519 [2020-12-09 09:07:43,559 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 09:07:43,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1519 states. [2020-12-09 09:07:43,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1519 to 1519. [2020-12-09 09:07:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1519 states. [2020-12-09 09:07:43,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 2797 transitions. [2020-12-09 09:07:43,637 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 2797 transitions. Word has length 755 [2020-12-09 09:07:43,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:07:43,639 INFO L481 AbstractCegarLoop]: Abstraction has 1519 states and 2797 transitions. [2020-12-09 09:07:43,640 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:07:43,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2797 transitions. [2020-12-09 09:07:43,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2020-12-09 09:07:43,657 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:07:43,657 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 09:07:43,657 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 09:07:43,657 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:07:43,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:07:43,658 INFO L82 PathProgramCache]: Analyzing trace with hash 111517971, now seen corresponding path program 1 times [2020-12-09 09:07:43,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:07:43,659 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429594796] [2020-12-09 09:07:43,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:07:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:07:44,366 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 09:07:44,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429594796] [2020-12-09 09:07:44,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:07:44,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:07:44,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944605186] [2020-12-09 09:07:44,369 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:07:44,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:07:44,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:07:44,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:07:44,370 INFO L87 Difference]: Start difference. First operand 1519 states and 2797 transitions. Second operand 3 states. [2020-12-09 09:07:47,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:07:47,001 INFO L93 Difference]: Finished difference Result 4553 states and 8388 transitions. [2020-12-09 09:07:47,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:07:47,001 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 760 [2020-12-09 09:07:47,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:07:47,013 INFO L225 Difference]: With dead ends: 4553 [2020-12-09 09:07:47,013 INFO L226 Difference]: Without dead ends: 3035 [2020-12-09 09:07:47,015 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 09:07:47,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3035 states. [2020-12-09 09:07:47,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3035 to 3035. [2020-12-09 09:07:47,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3035 states. [2020-12-09 09:07:47,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 3035 states and 4836 transitions. [2020-12-09 09:07:47,079 INFO L78 Accepts]: Start accepts. Automaton has 3035 states and 4836 transitions. Word has length 760 [2020-12-09 09:07:47,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:07:47,079 INFO L481 AbstractCegarLoop]: Abstraction has 3035 states and 4836 transitions. [2020-12-09 09:07:47,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:07:47,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 4836 transitions. [2020-12-09 09:07:47,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2020-12-09 09:07:47,091 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:07:47,091 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 09:07:47,092 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 09:07:47,092 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:07:47,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:07:47,093 INFO L82 PathProgramCache]: Analyzing trace with hash 219454602, now seen corresponding path program 1 times [2020-12-09 09:07:47,093 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:07:47,093 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547336424] [2020-12-09 09:07:47,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:07:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:07:47,999 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 09:07:47,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547336424] [2020-12-09 09:07:48,000 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:07:48,000 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:07:48,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103545633] [2020-12-09 09:07:48,001 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:07:48,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:07:48,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:07:48,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:07:48,002 INFO L87 Difference]: Start difference. First operand 3035 states and 4836 transitions. Second operand 3 states. [2020-12-09 09:07:50,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:07:50,426 INFO L93 Difference]: Finished difference Result 9101 states and 14505 transitions. [2020-12-09 09:07:50,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:07:50,426 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 777 [2020-12-09 09:07:50,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:07:50,448 INFO L225 Difference]: With dead ends: 9101 [2020-12-09 09:07:50,448 INFO L226 Difference]: Without dead ends: 6067 [2020-12-09 09:07:50,451 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 09:07:50,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6067 states. [2020-12-09 09:07:50,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6067 to 6067. [2020-12-09 09:07:50,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6067 states. [2020-12-09 09:07:50,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6067 states to 6067 states and 9254 transitions. [2020-12-09 09:07:50,531 INFO L78 Accepts]: Start accepts. Automaton has 6067 states and 9254 transitions. Word has length 777 [2020-12-09 09:07:50,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:07:50,532 INFO L481 AbstractCegarLoop]: Abstraction has 6067 states and 9254 transitions. [2020-12-09 09:07:50,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:07:50,532 INFO L276 IsEmpty]: Start isEmpty. Operand 6067 states and 9254 transitions. [2020-12-09 09:07:50,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 865 [2020-12-09 09:07:50,544 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:07:50,545 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-12-09 09:07:50,545 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-09 09:07:50,545 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:07:50,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:07:50,546 INFO L82 PathProgramCache]: Analyzing trace with hash -968520811, now seen corresponding path program 1 times [2020-12-09 09:07:50,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:07:50,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687480850] [2020-12-09 09:07:50,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:07:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:07:51,046 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-12-09 09:07:51,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687480850] [2020-12-09 09:07:51,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:07:51,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:07:51,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462755858] [2020-12-09 09:07:51,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:07:51,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:07:51,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:07:51,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:07:51,049 INFO L87 Difference]: Start difference. First operand 6067 states and 9254 transitions. Second operand 3 states. [2020-12-09 09:07:53,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:07:53,805 INFO L93 Difference]: Finished difference Result 18197 states and 27759 transitions. [2020-12-09 09:07:53,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:07:53,805 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 864 [2020-12-09 09:07:53,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:07:53,846 INFO L225 Difference]: With dead ends: 18197 [2020-12-09 09:07:53,846 INFO L226 Difference]: Without dead ends: 12131 [2020-12-09 09:07:53,851 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 09:07:53,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12131 states. [2020-12-09 09:07:53,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12131 to 12131. [2020-12-09 09:07:53,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12131 states. [2020-12-09 09:07:53,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12131 states to 12131 states and 17168 transitions. [2020-12-09 09:07:53,994 INFO L78 Accepts]: Start accepts. Automaton has 12131 states and 17168 transitions. Word has length 864 [2020-12-09 09:07:53,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:07:53,995 INFO L481 AbstractCegarLoop]: Abstraction has 12131 states and 17168 transitions. [2020-12-09 09:07:53,995 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:07:53,995 INFO L276 IsEmpty]: Start isEmpty. Operand 12131 states and 17168 transitions. [2020-12-09 09:07:54,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 877 [2020-12-09 09:07:54,013 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:07:54,014 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:07:54,014 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-09 09:07:54,014 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:07:54,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:07:54,015 INFO L82 PathProgramCache]: Analyzing trace with hash 2098083185, now seen corresponding path program 1 times [2020-12-09 09:07:54,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:07:54,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452562612] [2020-12-09 09:07:54,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:07:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:07:54,657 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:07:54,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452562612] [2020-12-09 09:07:54,657 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:07:54,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:07:54,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178699682] [2020-12-09 09:07:54,658 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:07:54,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:07:54,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:07:54,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:07:54,659 INFO L87 Difference]: Start difference. First operand 12131 states and 17168 transitions. Second operand 3 states. [2020-12-09 09:07:57,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:07:57,327 INFO L93 Difference]: Finished difference Result 27293 states and 38315 transitions. [2020-12-09 09:07:57,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:07:57,327 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 876 [2020-12-09 09:07:57,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:07:57,363 INFO L225 Difference]: With dead ends: 27293 [2020-12-09 09:07:57,363 INFO L226 Difference]: Without dead ends: 15163 [2020-12-09 09:07:57,371 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 09:07:57,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15163 states. [2020-12-09 09:07:57,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15163 to 15163. [2020-12-09 09:07:57,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15163 states. [2020-12-09 09:07:57,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15163 states to 15163 states and 20344 transitions. [2020-12-09 09:07:57,529 INFO L78 Accepts]: Start accepts. Automaton has 15163 states and 20344 transitions. Word has length 876 [2020-12-09 09:07:57,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:07:57,530 INFO L481 AbstractCegarLoop]: Abstraction has 15163 states and 20344 transitions. [2020-12-09 09:07:57,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:07:57,530 INFO L276 IsEmpty]: Start isEmpty. Operand 15163 states and 20344 transitions. [2020-12-09 09:07:57,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 878 [2020-12-09 09:07:57,550 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:07:57,551 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:07:57,551 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-09 09:07:57,552 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:07:57,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:07:57,552 INFO L82 PathProgramCache]: Analyzing trace with hash -547190732, now seen corresponding path program 1 times [2020-12-09 09:07:57,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:07:57,552 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815882495] [2020-12-09 09:07:57,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:07:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:07:58,096 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2020-12-09 09:07:58,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815882495] [2020-12-09 09:07:58,096 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:07:58,097 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:07:58,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946742388] [2020-12-09 09:07:58,097 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:07:58,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:07:58,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:07:58,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:07:58,098 INFO L87 Difference]: Start difference. First operand 15163 states and 20344 transitions. Second operand 3 states. [2020-12-09 09:08:00,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:00,483 INFO L93 Difference]: Finished difference Result 30325 states and 40687 transitions. [2020-12-09 09:08:00,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:08:00,484 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 877 [2020-12-09 09:08:00,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:00,502 INFO L225 Difference]: With dead ends: 30325 [2020-12-09 09:08:00,503 INFO L226 Difference]: Without dead ends: 15163 [2020-12-09 09:08:00,513 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 09:08:00,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15163 states. [2020-12-09 09:08:00,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15163 to 15163. [2020-12-09 09:08:00,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15163 states. [2020-12-09 09:08:00,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15163 states to 15163 states and 20308 transitions. [2020-12-09 09:08:00,648 INFO L78 Accepts]: Start accepts. Automaton has 15163 states and 20308 transitions. Word has length 877 [2020-12-09 09:08:00,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:00,649 INFO L481 AbstractCegarLoop]: Abstraction has 15163 states and 20308 transitions. [2020-12-09 09:08:00,649 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:08:00,649 INFO L276 IsEmpty]: Start isEmpty. Operand 15163 states and 20308 transitions. [2020-12-09 09:08:00,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 892 [2020-12-09 09:08:00,668 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:00,669 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:08:00,669 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-09 09:08:00,669 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:00,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:00,669 INFO L82 PathProgramCache]: Analyzing trace with hash 911047828, now seen corresponding path program 1 times [2020-12-09 09:08:00,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:08:00,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284533331] [2020-12-09 09:08:00,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:08:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:01,586 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-09 09:08:01,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284533331] [2020-12-09 09:08:01,587 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:01,587 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:08:01,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437428499] [2020-12-09 09:08:01,588 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:08:01,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:08:01,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:08:01,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:08:01,589 INFO L87 Difference]: Start difference. First operand 15163 states and 20308 transitions. Second operand 3 states. [2020-12-09 09:08:04,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:04,367 INFO L93 Difference]: Finished difference Result 45485 states and 60921 transitions. [2020-12-09 09:08:04,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:08:04,367 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 891 [2020-12-09 09:08:04,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:04,403 INFO L225 Difference]: With dead ends: 45485 [2020-12-09 09:08:04,404 INFO L226 Difference]: Without dead ends: 30323 [2020-12-09 09:08:04,415 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 09:08:04,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30323 states. [2020-12-09 09:08:04,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30323 to 30323. [2020-12-09 09:08:04,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30323 states. [2020-12-09 09:08:04,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30323 states to 30323 states and 39032 transitions. [2020-12-09 09:08:04,676 INFO L78 Accepts]: Start accepts. Automaton has 30323 states and 39032 transitions. Word has length 891 [2020-12-09 09:08:04,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:04,676 INFO L481 AbstractCegarLoop]: Abstraction has 30323 states and 39032 transitions. [2020-12-09 09:08:04,676 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:08:04,677 INFO L276 IsEmpty]: Start isEmpty. Operand 30323 states and 39032 transitions. [2020-12-09 09:08:04,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 900 [2020-12-09 09:08:04,707 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:04,707 INFO L422 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:08:04,708 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-09 09:08:04,708 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:04,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:04,708 INFO L82 PathProgramCache]: Analyzing trace with hash -64100799, now seen corresponding path program 1 times [2020-12-09 09:08:04,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:08:04,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753888881] [2020-12-09 09:08:04,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:08:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:05,336 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2020-12-09 09:08:05,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753888881] [2020-12-09 09:08:05,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:05,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:08:05,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479502365] [2020-12-09 09:08:05,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 09:08:05,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:08:05,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 09:08:05,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 09:08:05,339 INFO L87 Difference]: Start difference. First operand 30323 states and 39032 transitions. Second operand 4 states. [2020-12-09 09:08:09,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:09,820 INFO L93 Difference]: Finished difference Result 72015 states and 92080 transitions. [2020-12-09 09:08:09,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 09:08:09,820 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 899 [2020-12-09 09:08:09,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:09,858 INFO L225 Difference]: With dead ends: 72015 [2020-12-09 09:08:09,858 INFO L226 Difference]: Without dead ends: 41693 [2020-12-09 09:08:09,874 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 09:08:09,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41693 states. [2020-12-09 09:08:10,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41693 to 40177. [2020-12-09 09:08:10,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40177 states. [2020-12-09 09:08:10,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40177 states to 40177 states and 50818 transitions. [2020-12-09 09:08:10,221 INFO L78 Accepts]: Start accepts. Automaton has 40177 states and 50818 transitions. Word has length 899 [2020-12-09 09:08:10,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:10,222 INFO L481 AbstractCegarLoop]: Abstraction has 40177 states and 50818 transitions. [2020-12-09 09:08:10,222 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 09:08:10,222 INFO L276 IsEmpty]: Start isEmpty. Operand 40177 states and 50818 transitions. [2020-12-09 09:08:10,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2020-12-09 09:08:10,248 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:10,249 INFO L422 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:08:10,249 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-09 09:08:10,249 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:10,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:10,249 INFO L82 PathProgramCache]: Analyzing trace with hash -968489763, now seen corresponding path program 1 times [2020-12-09 09:08:10,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:08:10,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658315236] [2020-12-09 09:08:10,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:08:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:10,762 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2020-12-09 09:08:10,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658315236] [2020-12-09 09:08:10,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:10,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:08:10,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151588862] [2020-12-09 09:08:10,763 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:08:10,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:08:10,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:08:10,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:08:10,764 INFO L87 Difference]: Start difference. First operand 40177 states and 50818 transitions. Second operand 3 states. [2020-12-09 09:08:13,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:13,536 INFO L93 Difference]: Finished difference Result 80353 states and 101635 transitions. [2020-12-09 09:08:13,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:08:13,537 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 900 [2020-12-09 09:08:13,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:13,570 INFO L225 Difference]: With dead ends: 80353 [2020-12-09 09:08:13,571 INFO L226 Difference]: Without dead ends: 40177 [2020-12-09 09:08:13,590 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 09:08:13,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40177 states. [2020-12-09 09:08:13,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40177 to 39419. [2020-12-09 09:08:13,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39419 states. [2020-12-09 09:08:13,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39419 states to 39419 states and 46352 transitions. [2020-12-09 09:08:13,916 INFO L78 Accepts]: Start accepts. Automaton has 39419 states and 46352 transitions. Word has length 900 [2020-12-09 09:08:13,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:13,916 INFO L481 AbstractCegarLoop]: Abstraction has 39419 states and 46352 transitions. [2020-12-09 09:08:13,916 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:08:13,916 INFO L276 IsEmpty]: Start isEmpty. Operand 39419 states and 46352 transitions. [2020-12-09 09:08:13,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 993 [2020-12-09 09:08:13,969 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:13,969 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:08:13,970 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-09 09:08:13,970 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:13,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:13,970 INFO L82 PathProgramCache]: Analyzing trace with hash -471213289, now seen corresponding path program 1 times [2020-12-09 09:08:13,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:08:13,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378504118] [2020-12-09 09:08:13,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:08:14,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:14,727 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2020-12-09 09:08:14,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378504118] [2020-12-09 09:08:14,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:14,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:08:14,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958912944] [2020-12-09 09:08:14,728 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:08:14,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:08:14,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:08:14,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:08:14,729 INFO L87 Difference]: Start difference. First operand 39419 states and 46352 transitions. Second operand 3 states. [2020-12-09 09:08:17,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:17,663 INFO L93 Difference]: Finished difference Result 87175 states and 102685 transitions. [2020-12-09 09:08:17,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:08:17,663 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 992 [2020-12-09 09:08:17,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:17,699 INFO L225 Difference]: With dead ends: 87175 [2020-12-09 09:08:17,699 INFO L226 Difference]: Without dead ends: 47757 [2020-12-09 09:08:17,713 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 09:08:17,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47757 states. [2020-12-09 09:08:18,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47757 to 46999. [2020-12-09 09:08:18,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46999 states. [2020-12-09 09:08:18,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46999 states to 46999 states and 54568 transitions. [2020-12-09 09:08:18,087 INFO L78 Accepts]: Start accepts. Automaton has 46999 states and 54568 transitions. Word has length 992 [2020-12-09 09:08:18,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:18,087 INFO L481 AbstractCegarLoop]: Abstraction has 46999 states and 54568 transitions. [2020-12-09 09:08:18,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:08:18,087 INFO L276 IsEmpty]: Start isEmpty. Operand 46999 states and 54568 transitions. [2020-12-09 09:08:18,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1010 [2020-12-09 09:08:18,112 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:18,113 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:08:18,113 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-09 09:08:18,113 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:18,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:18,113 INFO L82 PathProgramCache]: Analyzing trace with hash 1877388977, now seen corresponding path program 1 times [2020-12-09 09:08:18,113 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:08:18,114 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395039563] [2020-12-09 09:08:18,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:08:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:19,181 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2020-12-09 09:08:19,182 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395039563] [2020-12-09 09:08:19,182 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:19,182 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:08:19,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790866597] [2020-12-09 09:08:19,183 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:08:19,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:08:19,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:08:19,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:08:19,183 INFO L87 Difference]: Start difference. First operand 46999 states and 54568 transitions. Second operand 3 states. [2020-12-09 09:08:22,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:22,023 INFO L93 Difference]: Finished difference Result 93997 states and 109135 transitions. [2020-12-09 09:08:22,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:08:22,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1009 [2020-12-09 09:08:22,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:22,064 INFO L225 Difference]: With dead ends: 93997 [2020-12-09 09:08:22,064 INFO L226 Difference]: Without dead ends: 46999 [2020-12-09 09:08:22,085 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 09:08:22,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46999 states. [2020-12-09 09:08:22,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46999 to 46999. [2020-12-09 09:08:22,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46999 states. [2020-12-09 09:08:22,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46999 states to 46999 states and 52490 transitions. [2020-12-09 09:08:22,470 INFO L78 Accepts]: Start accepts. Automaton has 46999 states and 52490 transitions. Word has length 1009 [2020-12-09 09:08:22,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:22,471 INFO L481 AbstractCegarLoop]: Abstraction has 46999 states and 52490 transitions. [2020-12-09 09:08:22,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:08:22,471 INFO L276 IsEmpty]: Start isEmpty. Operand 46999 states and 52490 transitions. [2020-12-09 09:08:22,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1276 [2020-12-09 09:08:22,503 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:22,504 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:08:22,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-09 09:08:22,504 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:22,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:22,504 INFO L82 PathProgramCache]: Analyzing trace with hash -892398222, now seen corresponding path program 1 times [2020-12-09 09:08:22,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:08:22,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978841868] [2020-12-09 09:08:22,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:08:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:23,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 613 proven. 0 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2020-12-09 09:08:23,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978841868] [2020-12-09 09:08:23,694 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:23,695 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:08:23,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048031287] [2020-12-09 09:08:23,696 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:08:23,696 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:08:23,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:08:23,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:08:23,696 INFO L87 Difference]: Start difference. First operand 46999 states and 52490 transitions. Second operand 3 states. [2020-12-09 09:08:26,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:26,458 INFO L93 Difference]: Finished difference Result 97787 states and 108973 transitions. [2020-12-09 09:08:26,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:08:26,459 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1275 [2020-12-09 09:08:26,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:26,500 INFO L225 Difference]: With dead ends: 97787 [2020-12-09 09:08:26,500 INFO L226 Difference]: Without dead ends: 50789 [2020-12-09 09:08:26,519 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 09:08:26,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50789 states. [2020-12-09 09:08:26,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50789 to 50031. [2020-12-09 09:08:26,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50031 states. [2020-12-09 09:08:26,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50031 states to 50031 states and 55528 transitions. [2020-12-09 09:08:26,944 INFO L78 Accepts]: Start accepts. Automaton has 50031 states and 55528 transitions. Word has length 1275 [2020-12-09 09:08:26,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:26,944 INFO L481 AbstractCegarLoop]: Abstraction has 50031 states and 55528 transitions. [2020-12-09 09:08:26,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:08:26,944 INFO L276 IsEmpty]: Start isEmpty. Operand 50031 states and 55528 transitions. [2020-12-09 09:08:26,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1423 [2020-12-09 09:08:26,979 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:26,981 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:08:26,981 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-09 09:08:26,981 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:26,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:26,982 INFO L82 PathProgramCache]: Analyzing trace with hash 966071429, now seen corresponding path program 1 times [2020-12-09 09:08:26,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:08:26,982 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132825010] [2020-12-09 09:08:26,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:08:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:28,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1758 backedges. 1001 proven. 0 refuted. 0 times theorem prover too weak. 757 trivial. 0 not checked. [2020-12-09 09:08:28,280 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132825010] [2020-12-09 09:08:28,280 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:28,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:08:28,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051225518] [2020-12-09 09:08:28,282 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:08:28,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:08:28,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:08:28,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:08:28,282 INFO L87 Difference]: Start difference. First operand 50031 states and 55528 transitions. Second operand 3 states. [2020-12-09 09:08:31,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:31,137 INFO L93 Difference]: Finished difference Result 101577 states and 112613 transitions. [2020-12-09 09:08:31,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:08:31,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1422 [2020-12-09 09:08:31,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:31,182 INFO L225 Difference]: With dead ends: 101577 [2020-12-09 09:08:31,182 INFO L226 Difference]: Without dead ends: 51547 [2020-12-09 09:08:31,205 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 09:08:31,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51547 states. [2020-12-09 09:08:31,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51547 to 50789. [2020-12-09 09:08:31,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50789 states. [2020-12-09 09:08:31,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50789 states to 50789 states and 55548 transitions. [2020-12-09 09:08:31,628 INFO L78 Accepts]: Start accepts. Automaton has 50789 states and 55548 transitions. Word has length 1422 [2020-12-09 09:08:31,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:31,628 INFO L481 AbstractCegarLoop]: Abstraction has 50789 states and 55548 transitions. [2020-12-09 09:08:31,628 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:08:31,628 INFO L276 IsEmpty]: Start isEmpty. Operand 50789 states and 55548 transitions. [2020-12-09 09:08:31,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1551 [2020-12-09 09:08:31,663 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:31,664 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:08:31,664 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-09 09:08:31,665 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:31,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:31,665 INFO L82 PathProgramCache]: Analyzing trace with hash -362413068, now seen corresponding path program 1 times [2020-12-09 09:08:31,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:08:31,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139156062] [2020-12-09 09:08:31,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:08:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:33,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2073 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 1285 trivial. 0 not checked. [2020-12-09 09:08:33,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139156062] [2020-12-09 09:08:33,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:33,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:08:33,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003476226] [2020-12-09 09:08:33,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:08:33,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:08:33,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:08:33,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:08:33,770 INFO L87 Difference]: Start difference. First operand 50789 states and 55548 transitions. Second operand 3 states. [2020-12-09 09:08:37,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:37,119 INFO L93 Difference]: Finished difference Result 114463 states and 125247 transitions. [2020-12-09 09:08:37,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:08:37,119 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1550 [2020-12-09 09:08:37,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:37,172 INFO L225 Difference]: With dead ends: 114463 [2020-12-09 09:08:37,172 INFO L226 Difference]: Without dead ends: 63675 [2020-12-09 09:08:37,191 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 09:08:37,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63675 states. [2020-12-09 09:08:37,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63675 to 61401. [2020-12-09 09:08:37,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61401 states. [2020-12-09 09:08:37,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61401 states to 61401 states and 67006 transitions. [2020-12-09 09:08:37,707 INFO L78 Accepts]: Start accepts. Automaton has 61401 states and 67006 transitions. Word has length 1550 [2020-12-09 09:08:37,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:37,707 INFO L481 AbstractCegarLoop]: Abstraction has 61401 states and 67006 transitions. [2020-12-09 09:08:37,707 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:08:37,707 INFO L276 IsEmpty]: Start isEmpty. Operand 61401 states and 67006 transitions. [2020-12-09 09:08:37,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1581 [2020-12-09 09:08:37,746 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:37,747 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:08:37,747 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-09 09:08:37,747 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:37,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:37,748 INFO L82 PathProgramCache]: Analyzing trace with hash 324539964, now seen corresponding path program 1 times [2020-12-09 09:08:37,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:08:37,748 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487695002] [2020-12-09 09:08:37,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:08:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:40,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1055 backedges. 820 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2020-12-09 09:08:40,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487695002] [2020-12-09 09:08:40,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:40,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:08:40,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858379315] [2020-12-09 09:08:40,364 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:08:40,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:08:40,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:08:40,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:08:40,365 INFO L87 Difference]: Start difference. First operand 61401 states and 67006 transitions. Second operand 3 states. [2020-12-09 09:08:43,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:43,196 INFO L93 Difference]: Finished difference Result 123559 states and 134811 transitions. [2020-12-09 09:08:43,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:08:43,197 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1580 [2020-12-09 09:08:43,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:43,247 INFO L225 Difference]: With dead ends: 123559 [2020-12-09 09:08:43,247 INFO L226 Difference]: Without dead ends: 61401 [2020-12-09 09:08:43,272 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 09:08:43,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61401 states. [2020-12-09 09:08:43,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61401 to 61401. [2020-12-09 09:08:43,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61401 states. [2020-12-09 09:08:43,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61401 states to 61401 states and 63062 transitions. [2020-12-09 09:08:43,765 INFO L78 Accepts]: Start accepts. Automaton has 61401 states and 63062 transitions. Word has length 1580 [2020-12-09 09:08:43,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:43,766 INFO L481 AbstractCegarLoop]: Abstraction has 61401 states and 63062 transitions. [2020-12-09 09:08:43,766 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:08:43,766 INFO L276 IsEmpty]: Start isEmpty. Operand 61401 states and 63062 transitions. [2020-12-09 09:08:43,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1586 [2020-12-09 09:08:43,805 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:43,806 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:08:43,806 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-09 09:08:43,806 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:43,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:43,806 INFO L82 PathProgramCache]: Analyzing trace with hash -555734793, now seen corresponding path program 1 times [2020-12-09 09:08:43,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:08:43,807 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497185600] [2020-12-09 09:08:43,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:08:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:45,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2293 backedges. 1685 proven. 0 refuted. 0 times theorem prover too weak. 608 trivial. 0 not checked. [2020-12-09 09:08:45,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497185600] [2020-12-09 09:08:45,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:45,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:08:45,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741435817] [2020-12-09 09:08:45,585 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:08:45,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:08:45,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:08:45,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:08:45,586 INFO L87 Difference]: Start difference. First operand 61401 states and 63062 transitions. Second operand 3 states. [2020-12-09 09:08:47,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:47,970 INFO L93 Difference]: Finished difference Result 140993 states and 144952 transitions. [2020-12-09 09:08:47,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:08:47,971 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1585 [2020-12-09 09:08:47,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:48,036 INFO L225 Difference]: With dead ends: 140993 [2020-12-09 09:08:48,036 INFO L226 Difference]: Without dead ends: 79593 [2020-12-09 09:08:48,063 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 09:08:48,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79593 states. [2020-12-09 09:08:48,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79593 to 79593. [2020-12-09 09:08:48,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79593 states. [2020-12-09 09:08:48,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79593 states to 79593 states and 81534 transitions. [2020-12-09 09:08:48,704 INFO L78 Accepts]: Start accepts. Automaton has 79593 states and 81534 transitions. Word has length 1585 [2020-12-09 09:08:48,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:48,705 INFO L481 AbstractCegarLoop]: Abstraction has 79593 states and 81534 transitions. [2020-12-09 09:08:48,705 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:08:48,705 INFO L276 IsEmpty]: Start isEmpty. Operand 79593 states and 81534 transitions. [2020-12-09 09:08:48,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1601 [2020-12-09 09:08:48,757 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:48,758 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:08:48,758 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-09 09:08:48,758 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:48,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:48,758 INFO L82 PathProgramCache]: Analyzing trace with hash 642139277, now seen corresponding path program 1 times [2020-12-09 09:08:48,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:08:48,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450062023] [2020-12-09 09:08:48,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:08:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:52,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2338 backedges. 1668 proven. 89 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2020-12-09 09:08:52,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450062023] [2020-12-09 09:08:52,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667474139] [2020-12-09 09:08:52,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/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 09:08:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:52,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 1979 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 09:08:52,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:08:55,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2338 backedges. 1392 proven. 0 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2020-12-09 09:08:55,261 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 09:08:57,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2338 backedges. 1392 proven. 0 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2020-12-09 09:08:57,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 09:08:57,850 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 09:08:57,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469672986] [2020-12-09 09:08:57,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:08:57,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:08:57,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:08:57,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:08:57,854 INFO L87 Difference]: Start difference. First operand 79593 states and 81534 transitions. Second operand 3 states. [2020-12-09 09:09:00,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:09:00,129 INFO L93 Difference]: Finished difference Result 159185 states and 163067 transitions. [2020-12-09 09:09:00,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:09:00,130 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1600 [2020-12-09 09:09:00,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:09:00,203 INFO L225 Difference]: With dead ends: 159185 [2020-12-09 09:09:00,204 INFO L226 Difference]: Without dead ends: 79593 [2020-12-09 09:09:00,240 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3203 GetRequests, 3197 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:09:00,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79593 states. [2020-12-09 09:09:00,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79593 to 78835. [2020-12-09 09:09:00,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78835 states. [2020-12-09 09:09:00,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78835 states to 78835 states and 80255 transitions. [2020-12-09 09:09:00,907 INFO L78 Accepts]: Start accepts. Automaton has 78835 states and 80255 transitions. Word has length 1600 [2020-12-09 09:09:00,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:09:00,908 INFO L481 AbstractCegarLoop]: Abstraction has 78835 states and 80255 transitions. [2020-12-09 09:09:00,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:09:00,908 INFO L276 IsEmpty]: Start isEmpty. Operand 78835 states and 80255 transitions. [2020-12-09 09:09:00,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2985 [2020-12-09 09:09:00,988 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:09:00,990 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:09:01,190 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-12-09 09:09:01,191 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:09:01,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:09:01,194 INFO L82 PathProgramCache]: Analyzing trace with hash -53159748, now seen corresponding path program 1 times [2020-12-09 09:09:01,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:09:01,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108746323] [2020-12-09 09:09:01,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:09:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:09:08,679 INFO L134 CoverageAnalysis]: Checked inductivity of 5556 backedges. 2298 proven. 0 refuted. 0 times theorem prover too weak. 3258 trivial. 0 not checked. [2020-12-09 09:09:08,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108746323] [2020-12-09 09:09:08,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:09:08,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:09:08,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006178648] [2020-12-09 09:09:08,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 09:09:08,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:09:08,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 09:09:08,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 09:09:08,682 INFO L87 Difference]: Start difference. First operand 78835 states and 80255 transitions. Second operand 4 states. [2020-12-09 09:09:12,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:09:12,115 INFO L93 Difference]: Finished difference Result 165249 states and 168217 transitions. [2020-12-09 09:09:12,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 09:09:12,116 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 2984 [2020-12-09 09:09:12,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:09:12,185 INFO L225 Difference]: With dead ends: 165249 [2020-12-09 09:09:12,185 INFO L226 Difference]: Without dead ends: 86415 [2020-12-09 09:09:12,218 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 09:09:12,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86415 states. [2020-12-09 09:09:12,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86415 to 79593. [2020-12-09 09:09:12,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79593 states. [2020-12-09 09:09:12,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79593 states to 79593 states and 81002 transitions. [2020-12-09 09:09:12,945 INFO L78 Accepts]: Start accepts. Automaton has 79593 states and 81002 transitions. Word has length 2984 [2020-12-09 09:09:12,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:09:12,946 INFO L481 AbstractCegarLoop]: Abstraction has 79593 states and 81002 transitions. [2020-12-09 09:09:12,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 09:09:12,946 INFO L276 IsEmpty]: Start isEmpty. Operand 79593 states and 81002 transitions. [2020-12-09 09:09:13,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3007 [2020-12-09 09:09:13,032 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:09:13,034 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:09:13,034 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-09 09:09:13,034 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:09:13,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:09:13,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1698084498, now seen corresponding path program 1 times [2020-12-09 09:09:13,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:09:13,035 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633028553] [2020-12-09 09:09:13,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:09:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:09:21,269 INFO L134 CoverageAnalysis]: Checked inductivity of 7665 backedges. 3446 proven. 89 refuted. 0 times theorem prover too weak. 4130 trivial. 0 not checked. [2020-12-09 09:09:21,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633028553] [2020-12-09 09:09:21,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1017757859] [2020-12-09 09:09:21,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/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 09:09:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:09:22,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 3591 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 09:09:22,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:09:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 7665 backedges. 3935 proven. 0 refuted. 0 times theorem prover too weak. 3730 trivial. 0 not checked. [2020-12-09 09:09:27,608 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 09:09:33,296 INFO L134 CoverageAnalysis]: Checked inductivity of 7665 backedges. 3935 proven. 0 refuted. 0 times theorem prover too weak. 3730 trivial. 0 not checked. [2020-12-09 09:09:33,296 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 09:09:33,298 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 09:09:33,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791217685] [2020-12-09 09:09:33,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:09:33,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:09:33,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:09:33,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:09:33,301 INFO L87 Difference]: Start difference. First operand 79593 states and 81002 transitions. Second operand 3 states. [2020-12-09 09:09:35,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:09:35,702 INFO L93 Difference]: Finished difference Result 184199 states and 187453 transitions. [2020-12-09 09:09:35,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:09:35,702 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3006 [2020-12-09 09:09:35,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:09:35,774 INFO L225 Difference]: With dead ends: 184199 [2020-12-09 09:09:35,774 INFO L226 Difference]: Without dead ends: 95511 [2020-12-09 09:09:35,808 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6015 GetRequests, 6009 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:09:35,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95511 states. [2020-12-09 09:09:36,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95511 to 90963. [2020-12-09 09:09:36,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90963 states. [2020-12-09 09:09:36,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90963 states to 90963 states and 92374 transitions. [2020-12-09 09:09:36,582 INFO L78 Accepts]: Start accepts. Automaton has 90963 states and 92374 transitions. Word has length 3006 [2020-12-09 09:09:36,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:09:36,583 INFO L481 AbstractCegarLoop]: Abstraction has 90963 states and 92374 transitions. [2020-12-09 09:09:36,583 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:09:36,583 INFO L276 IsEmpty]: Start isEmpty. Operand 90963 states and 92374 transitions. [2020-12-09 09:09:36,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3354 [2020-12-09 09:09:36,682 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:09:36,684 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 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, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:09:36,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:09:36,885 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:09:36,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:09:36,888 INFO L82 PathProgramCache]: Analyzing trace with hash 496107141, now seen corresponding path program 1 times [2020-12-09 09:09:36,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:09:36,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487443870] [2020-12-09 09:09:36,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:09:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:09:46,726 INFO L134 CoverageAnalysis]: Checked inductivity of 9713 backedges. 3917 proven. 89 refuted. 0 times theorem prover too weak. 5707 trivial. 0 not checked. [2020-12-09 09:09:46,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487443870] [2020-12-09 09:09:46,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1532326870] [2020-12-09 09:09:46,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/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 09:09:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:09:47,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 3943 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 09:09:47,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:09:54,206 INFO L134 CoverageAnalysis]: Checked inductivity of 9713 backedges. 5831 proven. 0 refuted. 0 times theorem prover too weak. 3882 trivial. 0 not checked. [2020-12-09 09:09:54,206 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 09:10:00,997 INFO L134 CoverageAnalysis]: Checked inductivity of 9713 backedges. 5831 proven. 0 refuted. 0 times theorem prover too weak. 3882 trivial. 0 not checked. [2020-12-09 09:10:00,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 09:10:01,000 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 09:10:01,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879047730] [2020-12-09 09:10:01,004 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:10:01,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:10:01,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:10:01,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:10:01,004 INFO L87 Difference]: Start difference. First operand 90963 states and 92374 transitions. Second operand 3 states. [2020-12-09 09:10:03,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:10:03,395 INFO L93 Difference]: Finished difference Result 156153 states and 158688 transitions. [2020-12-09 09:10:03,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:10:03,396 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3353 [2020-12-09 09:10:03,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:10:03,466 INFO L225 Difference]: With dead ends: 156153 [2020-12-09 09:10:03,466 INFO L226 Difference]: Without dead ends: 91721 [2020-12-09 09:10:03,496 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6709 GetRequests, 6703 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:10:03,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91721 states. [2020-12-09 09:10:04,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91721 to 90205. [2020-12-09 09:10:04,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90205 states. [2020-12-09 09:10:04,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90205 states to 90205 states and 91358 transitions. [2020-12-09 09:10:04,263 INFO L78 Accepts]: Start accepts. Automaton has 90205 states and 91358 transitions. Word has length 3353 [2020-12-09 09:10:04,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:10:04,264 INFO L481 AbstractCegarLoop]: Abstraction has 90205 states and 91358 transitions. [2020-12-09 09:10:04,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:10:04,264 INFO L276 IsEmpty]: Start isEmpty. Operand 90205 states and 91358 transitions. [2020-12-09 09:10:04,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5131 [2020-12-09 09:10:04,416 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:10:04,418 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 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, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:10:04,618 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:10:04,619 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:10:04,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:10:04,623 INFO L82 PathProgramCache]: Analyzing trace with hash 147614058, now seen corresponding path program 1 times [2020-12-09 09:10:04,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:10:04,624 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976513857] [2020-12-09 09:10:04,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:10:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:10:23,761 INFO L134 CoverageAnalysis]: Checked inductivity of 20591 backedges. 5514 proven. 89 refuted. 0 times theorem prover too weak. 14988 trivial. 0 not checked. [2020-12-09 09:10:23,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976513857] [2020-12-09 09:10:23,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21559564] [2020-12-09 09:10:23,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:10:24,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:10:24,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 5894 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 09:10:24,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:10:38,869 INFO L134 CoverageAnalysis]: Checked inductivity of 20591 backedges. 11525 proven. 0 refuted. 0 times theorem prover too weak. 9066 trivial. 0 not checked. [2020-12-09 09:10:38,869 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 09:10:52,779 INFO L134 CoverageAnalysis]: Checked inductivity of 20591 backedges. 11525 proven. 0 refuted. 0 times theorem prover too weak. 9066 trivial. 0 not checked. [2020-12-09 09:10:52,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 09:10:52,782 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 09:10:52,783 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969764574] [2020-12-09 09:10:52,786 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:10:52,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:10:52,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:10:52,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:10:52,787 INFO L87 Difference]: Start difference. First operand 90205 states and 91358 transitions. Second operand 3 states. [2020-12-09 09:10:54,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:10:54,940 INFO L93 Difference]: Finished difference Result 192535 states and 195071 transitions. [2020-12-09 09:10:54,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:10:54,940 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5130 [2020-12-09 09:10:54,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:10:54,941 INFO L225 Difference]: With dead ends: 192535 [2020-12-09 09:10:54,941 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 09:10:54,982 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10263 GetRequests, 10257 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:10:54,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 09:10:54,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 09:10:54,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 09:10:54,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 09:10:54,983 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5130 [2020-12-09 09:10:54,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:10:54,984 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 09:10:54,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:10:54,984 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 09:10:54,984 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 09:10:55,184 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:10:55,190 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 09:10:55,427 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 115 [2020-12-09 09:10:55,587 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 115 [2020-12-09 09:10:55,737 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 115 [2020-12-09 09:10:55,866 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 115 [2020-12-09 09:10:55,992 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 115 [2020-12-09 09:10:56,671 WARN L197 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 66 [2020-12-09 09:10:57,382 WARN L197 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 66 [2020-12-09 09:10:57,996 WARN L197 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 66 [2020-12-09 09:10:58,599 WARN L197 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 66 [2020-12-09 09:10:59,219 WARN L197 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 66 [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L1819(lines 1819 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L762(lines 762 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L1555(lines 1555 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L234(lines 234 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L2084(lines 2084 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L3141(lines 3141 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L2613(lines 2613 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L4463(lines 4463 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L1292(lines 1292 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L3671(lines 3671 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L500(lines 500 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L1029(lines 1029 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,221 INFO L262 CegarLoopResult]: For program point L3936(lines 3936 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L1823(lines 1823 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L2352(lines 2352 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L2881(lines 2881 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L1560(lines 1560 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L4203(lines 4203 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L1032(lines 1032 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L3411(lines 3411 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L240(lines 240 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L3147(lines 3147 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L2883(lines 2883 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L769(lines 769 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L3676(lines 3676 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L1298(lines 1298 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L2091(lines 2091 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L1827(lines 1827 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L506(lines 506 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L4470(lines 4470 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L3942(lines 3942 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L2621(lines 2621 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L2358(lines 2358 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L1566(lines 1566 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L1038(lines 1038 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L774(lines 774 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L3681(lines 3681 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L1303(lines 1303 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L246(lines 246 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,222 INFO L262 CegarLoopResult]: For program point L4210(lines 4210 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L2625(lines 2625 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L511(lines 511 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L3418(lines 3418 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L2361(lines 2361 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L3154(lines 3154 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L2097(lines 2097 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L2890(lines 2890 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L4477(lines 4477 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L3949(lines 3949 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L1835(lines 1835 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L514(lines 514 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L1572(lines 1572 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L1308(lines 1308 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L3423(lines 3423 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L252(lines 252 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L1045(lines 1045 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L781(lines 781 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L3688(lines 3688 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L4745-1(lines 4084 4818) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L4217(lines 4217 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L2103(lines 2103 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L2632(lines 2632 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L2368(lines 2368 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L3161(lines 3161 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L2897(lines 2897 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L1048(lines 1048 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,223 INFO L262 CegarLoopResult]: For program point L3955(lines 3955 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L4748-1(lines 4084 4818) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L4484(lines 4484 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L1313(lines 1313 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L4749(line 4749) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L1578(lines 1578 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L521(lines 521 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L1843(lines 1843 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L786(lines 786 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L3694(lines 3694 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L3430(lines 3430 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L259(lines 259 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L788(lines 788 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L2110(lines 2110 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L4224(lines 4224 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L2639(lines 2639 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L3432(lines 3432 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L1318(lines 1318 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L2375(lines 2375 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L3168(lines 3168 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L2904(lines 2904 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L4490(lines 4490 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L1055(lines 1055 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L1584(lines 1584 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L3963(lines 3963 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point L1849(lines 1849 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,224 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4749) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L528(lines 528 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L2114(lines 2114 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L793(lines 793 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L3700(lines 3700 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L265(lines 265 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L2908(lines 2908 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L4494(lines 4494 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L4230(lines 4230 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L3173(lines 3173 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L2645(lines 2645 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L1589(lines 1589 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L2382(lines 2382 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L3439(lines 3439 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L3968(lines 3968 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L1854(lines 1854 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L1326(lines 1326 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L1062(lines 1062 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L798(lines 798 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L270(lines 270 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L2120(lines 2120 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L3706(lines 3706 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L535(lines 535 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L3178(lines 3178 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L4236(lines 4236 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L2915(lines 2915 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L1594(lines 1594 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,225 INFO L262 CegarLoopResult]: For program point L2651(lines 2651 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L4501(lines 4501 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L802(lines 802 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L539(lines 539 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L3446(lines 3446 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L1332(lines 1332 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L2389(lines 2389 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L275(lines 275 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L2125(lines 2125 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L3975(lines 3975 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L1861(lines 1861 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L3711(lines 3711 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L1069(lines 1069 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L4506(lines 4506 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L278(lines 278 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L4242(lines 4242 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L3186(lines 3186 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L2394(lines 2394 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L2923(lines 2923 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L809(lines 809 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L1602(lines 1602 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L2659(lines 2659 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L1338(lines 1338 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L2131(lines 2131 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L3717(lines 3717 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L546(lines 546 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L3453(lines 3453 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L3982(lines 3982 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,226 INFO L262 CegarLoopResult]: For program point L1076(lines 1076 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L1869(lines 1869 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L4512(lines 4512 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L284(lines 284 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L3191(lines 3191 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L4248(lines 4248 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L549(lines 549 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L2664(lines 2664 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L2401(lines 2401 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L2137(lines 2137 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L2930(lines 2930 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L3723(lines 3723 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L1609(lines 1609 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L3459(lines 3459 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L3988(lines 3988 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L817(lines 817 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L4517(lines 4517 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L1346(lines 1346 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L1082(lines 1082 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L290(lines 290 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L1876(lines 1876 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L4255(lines 4255 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L3198(lines 3198 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L556(lines 556 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L2142(lines 2142 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L2671(lines 2671 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L1615(lines 1615 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,227 INFO L262 CegarLoopResult]: For program point L1351(lines 1351 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L1087(lines 1087 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L2937(lines 2937 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L3730(lines 3730 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L4523(lines 4523 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L3466(lines 3466 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L2409(lines 2409 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L2145(lines 2145 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L3995(lines 3995 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L1881(lines 1881 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L824(lines 824 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L297(lines 297 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L3204(lines 3204 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L4261(lines 4261 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L3999(lines 3999 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L2678(lines 2678 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L564(lines 564 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L2414(lines 2414 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L3736(lines 3736 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L1622(lines 1622 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L3472(lines 3472 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L1358(lines 1358 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L1094(lines 1094 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L2151(lines 2151 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L2944(lines 2944 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L4530(lines 4530 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L3209(lines 3209 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L1888(lines 1888 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,228 INFO L262 CegarLoopResult]: For program point L832(lines 832 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L1361(lines 1361 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L304(lines 304 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L4268(lines 4268 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L2419(lines 2419 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L3741(lines 3741 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L570(lines 570 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L2685(lines 2685 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L4535(lines 4535 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L3214(lines 3214 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L1100(lines 1100 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L2950(lines 2950 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L4007(lines 4007 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L1629(lines 1629 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L2158(lines 2158 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L1894(lines 1894 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L3480(lines 3480 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L2423(lines 2423 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L574(lines 574 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L839(lines 839 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L1368(lines 1368 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L4275(lines 4275 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L4540(lines 4540 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L312(lines 312 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L3219(lines 3219 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L2955(lines 2955 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L3748(lines 3748 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,229 INFO L262 CegarLoopResult]: For program point L2691(lines 2691 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L2427(lines 2427 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L1899(lines 1899 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L2164(lines 2164 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L1107(lines 1107 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L50(lines 50 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L4014(lines 4014 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L1636(lines 1636 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L3486(lines 3486 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L845(lines 845 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L4545(lines 4545 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L317(lines 317 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L2960(lines 2960 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L3753(lines 3753 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L582(lines 582 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L1375(lines 1375 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L4282(lines 4282 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L1905(lines 1905 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L2698(lines 2698 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L2434(lines 2434 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L2170(lines 2170 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L3227(lines 3227 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L1113(lines 1113 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L57(lines 57 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L4021(lines 4021 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L850(lines 850 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L1643(lines 1643 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,230 INFO L262 CegarLoopResult]: For program point L3493(lines 3493 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,231 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 09:10:59,231 INFO L262 CegarLoopResult]: For program point L2966(lines 2966 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,231 INFO L262 CegarLoopResult]: For program point L1909(lines 1909 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,231 INFO L262 CegarLoopResult]: For program point L4552(lines 4552 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,231 INFO L262 CegarLoopResult]: For program point L324(lines 324 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,231 INFO L262 CegarLoopResult]: For program point L4288(lines 4288 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,231 INFO L258 CegarLoopResult]: At program point L4817(lines 4084 4818) the Hoare annotation is: (let ((.cse10 (<= ~a14~0 19)) (.cse8 (<= ~a4~0 16)) (.cse13 (<= ~a26~0 17)) (.cse1 (<= ~a28~0 16)) (.cse2 (<= 19 ~a26~0)) (.cse6 (= ~a14~0 18)) (.cse4 (<= ~a3~0 0)) (.cse12 (<= 16 ~a28~0)) (.cse15 (<= 17 ~a28~0)) (.cse3 (<= 19 ~a14~0)) (.cse7 (= ~a4~0 18)) (.cse0 (<= ~a4~0 17)) (.cse5 (= ~a7~0 1)) (.cse9 (<= ~a28~0 15)) (.cse14 (<= ~a26~0 18)) (.cse11 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse4) (and .cse5 .cse3 .cse8 .cse4) (and .cse9 .cse3 .cse7 .cse4) (and .cse10 .cse5 .cse3 .cse11 .cse7) (and .cse0 .cse12 .cse6 .cse11) (and .cse0 .cse5 .cse6 .cse4) (and .cse0 .cse9 .cse3 .cse4) (and .cse6 .cse11 .cse7) (and .cse1 .cse5 .cse3 .cse7 .cse4) (and .cse5 .cse9 .cse13 .cse7 .cse11) (and .cse1 .cse2 .cse3 .cse7 .cse4) (and .cse9 .cse2 .cse3 .cse11 .cse7) (and .cse0 .cse2 .cse6 .cse11) (and .cse0 .cse2 .cse6 .cse4) (and .cse6 .cse8 .cse4) (and .cse10 .cse5 .cse3 .cse14 .cse7 .cse4) (and .cse0 .cse5 .cse3 .cse11) (and .cse9 .cse6 .cse7 .cse4) (and .cse15 .cse3 .cse8 .cse4) (and .cse0 .cse10 .cse3 .cse4) (and .cse10 .cse2 .cse3 .cse11 .cse7) (and .cse0 .cse13 .cse3 .cse11) (and .cse3 .cse8 .cse11) (and .cse1 .cse10 .cse3 .cse7 .cse4) (and .cse6 .cse8 .cse11) (and .cse0 .cse13 .cse3 .cse4) (and .cse13 .cse3 .cse11 .cse7) (and .cse0 .cse1 .cse6 .cse4) (and .cse0 .cse12 .cse3 .cse11) (and .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse15 .cse6 .cse7 .cse4) (and .cse5 .cse12 .cse3 .cse7 .cse11) (and .cse15 .cse3 .cse11 .cse7) (and .cse0 .cse5 .cse9 .cse14 .cse11))) [2020-12-09 09:10:59,231 INFO L262 CegarLoopResult]: For program point L589(lines 589 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L258 CegarLoopResult]: At program point L1382(lines 49 1383) the Hoare annotation is: (let ((.cse10 (<= ~a14~0 19)) (.cse8 (<= ~a4~0 16)) (.cse13 (<= ~a26~0 17)) (.cse1 (<= ~a28~0 16)) (.cse2 (<= 19 ~a26~0)) (.cse6 (= ~a14~0 18)) (.cse4 (<= ~a3~0 0)) (.cse12 (<= 16 ~a28~0)) (.cse15 (<= 17 ~a28~0)) (.cse3 (<= 19 ~a14~0)) (.cse7 (= ~a4~0 18)) (.cse0 (<= ~a4~0 17)) (.cse5 (= ~a7~0 1)) (.cse9 (<= ~a28~0 15)) (.cse14 (<= ~a26~0 18)) (.cse11 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse4) (and .cse5 .cse3 .cse8 .cse4) (and .cse9 .cse3 .cse7 .cse4) (and .cse10 .cse5 .cse3 .cse11 .cse7) (and .cse0 .cse12 .cse6 .cse11) (and .cse0 .cse5 .cse6 .cse4) (and .cse0 .cse9 .cse3 .cse4) (and .cse6 .cse11 .cse7) (and .cse1 .cse5 .cse3 .cse7 .cse4) (and .cse5 .cse9 .cse13 .cse7 .cse11) (and .cse1 .cse2 .cse3 .cse7 .cse4) (and .cse9 .cse2 .cse3 .cse11 .cse7) (and .cse0 .cse2 .cse6 .cse11) (and .cse0 .cse2 .cse6 .cse4) (and .cse6 .cse8 .cse4) (and .cse10 .cse5 .cse3 .cse14 .cse7 .cse4) (and .cse0 .cse5 .cse3 .cse11) (and .cse9 .cse6 .cse7 .cse4) (and .cse15 .cse3 .cse8 .cse4) (and .cse0 .cse10 .cse3 .cse4) (and .cse10 .cse2 .cse3 .cse11 .cse7) (and .cse0 .cse13 .cse3 .cse11) (and .cse3 .cse8 .cse11) (and .cse1 .cse10 .cse3 .cse7 .cse4) (and .cse6 .cse8 .cse11) (and .cse0 .cse13 .cse3 .cse4) (and .cse13 .cse3 .cse11 .cse7) (and .cse0 .cse1 .cse6 .cse4) (and .cse0 .cse12 .cse3 .cse11) (and .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse15 .cse6 .cse7 .cse4) (and .cse5 .cse12 .cse3 .cse7 .cse11) (and .cse15 .cse3 .cse11 .cse7) (and .cse0 .cse5 .cse9 .cse14 .cse11))) [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L1118(lines 1118 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L3761(lines 3761 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L2176(lines 2176 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L3233(lines 3233 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L62(lines 62 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L1912(lines 1912 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L855(lines 855 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L2441(lines 2441 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L2706(lines 2706 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L265 CegarLoopResult]: At program point L4820(lines 4820 4837) the Hoare annotation is: true [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L4028(lines 4028 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L2971(lines 2971 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L1650(lines 1650 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L3500(lines 3500 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L1386(lines 1386 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L329(lines 329 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L4294(lines 4294 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L595(lines 595 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L4559(lines 4559 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L1124(lines 1124 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L1917(lines 1917 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,232 INFO L262 CegarLoopResult]: For program point L1653(lines 1653 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L2446(lines 2446 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L3239(lines 3239 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L68(lines 68 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L861(lines 861 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L3768(lines 3768 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L333(lines 333 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L2183(lines 2183 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L2976(lines 2976 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L2712(lines 2712 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L258 CegarLoopResult]: At program point L4826-2(lines 4826 4836) the Hoare annotation is: (let ((.cse10 (<= ~a14~0 19)) (.cse8 (<= ~a4~0 16)) (.cse13 (<= ~a26~0 17)) (.cse1 (<= ~a28~0 16)) (.cse2 (<= 19 ~a26~0)) (.cse6 (= ~a14~0 18)) (.cse4 (<= ~a3~0 0)) (.cse12 (<= 16 ~a28~0)) (.cse15 (<= 17 ~a28~0)) (.cse3 (<= 19 ~a14~0)) (.cse7 (= ~a4~0 18)) (.cse0 (<= ~a4~0 17)) (.cse5 (= ~a7~0 1)) (.cse9 (<= ~a28~0 15)) (.cse14 (<= ~a26~0 18)) (.cse11 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse4) (and .cse5 .cse3 .cse8 .cse4) (and .cse9 .cse3 .cse7 .cse4) (and .cse10 .cse5 .cse3 .cse11 .cse7) (and .cse0 .cse12 .cse6 .cse11) (and .cse0 .cse5 .cse6 .cse4) (and .cse0 .cse9 .cse3 .cse4) (and .cse6 .cse11 .cse7) (and .cse1 .cse5 .cse3 .cse7 .cse4) (and .cse5 .cse9 .cse13 .cse7 .cse11) (and .cse1 .cse2 .cse3 .cse7 .cse4) (and .cse9 .cse2 .cse3 .cse11 .cse7) (and .cse0 .cse2 .cse6 .cse11) (and .cse0 .cse2 .cse6 .cse4) (and .cse6 .cse8 .cse4) (and .cse10 .cse5 .cse3 .cse14 .cse7 .cse4) (and .cse0 .cse5 .cse3 .cse11) (and .cse9 .cse6 .cse7 .cse4) (and .cse15 .cse3 .cse8 .cse4) (and .cse0 .cse10 .cse3 .cse4) (and .cse10 .cse2 .cse3 .cse11 .cse7) (and .cse0 .cse13 .cse3 .cse11) (and .cse3 .cse8 .cse11) (and .cse1 .cse10 .cse3 .cse7 .cse4) (and .cse6 .cse8 .cse11) (and .cse0 .cse13 .cse3 .cse4) (and .cse13 .cse3 .cse11 .cse7) (and .cse0 .cse1 .cse6 .cse4) (and .cse0 .cse12 .cse3 .cse11) (and .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse15 .cse6 .cse7 .cse4) (and .cse5 .cse12 .cse3 .cse7 .cse11) (and .cse15 .cse3 .cse11 .cse7) (and .cse0 .cse5 .cse9 .cse14 .cse11))) [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L3505(lines 3505 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L4034(lines 4034 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L1392(lines 1392 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L4299(lines 4299 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L1658(lines 1658 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L4566(lines 4566 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L1131(lines 1131 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L1924(lines 1924 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L2981(lines 2981 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L4831(line 4831) no Hoare annotation was computed. [2020-12-09 09:10:59,233 INFO L262 CegarLoopResult]: For program point L3774(lines 3774 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L603(lines 603 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L3246(lines 3246 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L2454(lines 2454 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L1397(lines 1397 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L340(lines 340 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L2190(lines 2190 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L4304(lines 4304 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L76(lines 76 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L869(lines 869 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L258 CegarLoopResult]: At program point L2719(lines 1385 2720) the Hoare annotation is: (let ((.cse10 (<= ~a14~0 19)) (.cse8 (<= ~a4~0 16)) (.cse13 (<= ~a26~0 17)) (.cse1 (<= ~a28~0 16)) (.cse2 (<= 19 ~a26~0)) (.cse6 (= ~a14~0 18)) (.cse4 (<= ~a3~0 0)) (.cse12 (<= 16 ~a28~0)) (.cse15 (<= 17 ~a28~0)) (.cse3 (<= 19 ~a14~0)) (.cse7 (= ~a4~0 18)) (.cse0 (<= ~a4~0 17)) (.cse5 (= ~a7~0 1)) (.cse9 (<= ~a28~0 15)) (.cse14 (<= ~a26~0 18)) (.cse11 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse4) (and .cse5 .cse3 .cse8 .cse4) (and .cse9 .cse3 .cse7 .cse4) (and .cse10 .cse5 .cse3 .cse11 .cse7) (and .cse0 .cse12 .cse6 .cse11) (and .cse0 .cse5 .cse6 .cse4) (and .cse0 .cse9 .cse3 .cse4) (and .cse6 .cse11 .cse7) (and .cse1 .cse5 .cse3 .cse7 .cse4) (and .cse5 .cse9 .cse13 .cse7 .cse11) (and .cse1 .cse2 .cse3 .cse7 .cse4) (and .cse9 .cse2 .cse3 .cse11 .cse7) (and .cse0 .cse2 .cse6 .cse11) (and .cse0 .cse2 .cse6 .cse4) (and .cse6 .cse8 .cse4) (and .cse10 .cse5 .cse3 .cse14 .cse7 .cse4) (and .cse0 .cse5 .cse3 .cse11) (and .cse9 .cse6 .cse7 .cse4) (and .cse15 .cse3 .cse8 .cse4) (and .cse0 .cse10 .cse3 .cse4) (and .cse10 .cse2 .cse3 .cse11 .cse7) (and .cse0 .cse13 .cse3 .cse11) (and .cse3 .cse8 .cse11) (and .cse1 .cse10 .cse3 .cse7 .cse4) (and .cse6 .cse8 .cse11) (and .cse0 .cse13 .cse3 .cse4) (and .cse13 .cse3 .cse11 .cse7) (and .cse0 .cse1 .cse6 .cse4) (and .cse0 .cse12 .cse3 .cse11) (and .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse15 .cse6 .cse7 .cse4) (and .cse5 .cse12 .cse3 .cse7 .cse11) (and .cse15 .cse3 .cse11 .cse7) (and .cse0 .cse5 .cse9 .cse14 .cse11))) [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L3512(lines 3512 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L4041(lines 4041 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L1664(lines 1664 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L1929(lines 1929 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L872(lines 872 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L3779(lines 3779 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L2723(lines 2723 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L4573(lines 4573 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L1402(lines 1402 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L2459(lines 2459 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L3252(lines 3252 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,234 INFO L262 CegarLoopResult]: For program point L1138(lines 1138 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L2988(lines 2988 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L610(lines 610 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L4310(lines 4310 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L2196(lines 2196 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L82(lines 82 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L1404(lines 1404 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L347(lines 347 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L3519(lines 3519 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L4048(lines 4048 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L2992(lines 2992 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L878(lines 878 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L3785(lines 3785 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L1671(lines 1671 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L1407(lines 1407 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L1143(lines 1143 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L1936(lines 1936 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L2729(lines 2729 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L2466(lines 2466 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L4580(lines 4580 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L4316(lines 4316 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L617(lines 617 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L3260(lines 3260 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L2203(lines 2203 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,235 INFO L262 CegarLoopResult]: For program point L90(lines 90 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L1676(lines 1676 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L1412(lines 1412 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L355(lines 355 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L4055(lines 4055 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L2470(lines 2470 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L3527(lines 3527 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L2999(lines 2999 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L3792(lines 3792 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L4585(lines 4585 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L1150(lines 1150 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L1943(lines 1943 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L886(lines 886 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L2736(lines 2736 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L4323(lines 4323 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L3266(lines 3266 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L95(lines 95 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L624(lines 624 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L2210(lines 2210 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L1682(lines 1682 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L1418(lines 1418 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L362(lines 362 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L1155(lines 1155 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L4062(lines 4062 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L2741(lines 2741 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L3534(lines 3534 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L2477(lines 2477 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L3006(lines 3006 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,236 INFO L262 CegarLoopResult]: For program point L3799(lines 3799 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L1950(lines 1950 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L4593(lines 4593 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L2215(lines 2215 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L894(lines 894 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L630(lines 630 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L4330(lines 4330 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L3273(lines 3273 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L102(lines 102 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L1688(lines 1688 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L1425(lines 1425 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L3804(lines 3804 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L2483(lines 2483 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L369(lines 369 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L3276(lines 3276 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L4069(lines 4069 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L2748(lines 2748 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L3541(lines 3541 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L1163(lines 1163 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L635(lines 635 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L3014(lines 3014 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L2486(lines 2486 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L4600(lines 4600 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L2222(lines 2222 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L4336(lines 4336 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L1958(lines 1958 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L901(lines 901 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,237 INFO L262 CegarLoopResult]: For program point L109(lines 109 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L4602(lines 4602 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L1431(lines 1431 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L3281(lines 3281 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L4074(lines 4074 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L1696(lines 1696 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L2753(lines 2753 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L3811(lines 3811 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L641(lines 641 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L3548(lines 3548 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L377(lines 377 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L1170(lines 1170 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L3020(lines 3020 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L2492(lines 2492 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L3285(lines 3285 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L907(lines 907 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L4607(lines 4607 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L2229(lines 2229 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L115(lines 115 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L1965(lines 1965 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L4344(lines 4344 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L3816(lines 3816 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L645(lines 645 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,238 INFO L262 CegarLoopResult]: For program point L1438(lines 1438 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L258 CegarLoopResult]: At program point L4081(lines 2722 4082) the Hoare annotation is: (let ((.cse10 (<= ~a14~0 19)) (.cse8 (<= ~a4~0 16)) (.cse13 (<= ~a26~0 17)) (.cse1 (<= ~a28~0 16)) (.cse2 (<= 19 ~a26~0)) (.cse6 (= ~a14~0 18)) (.cse4 (<= ~a3~0 0)) (.cse12 (<= 16 ~a28~0)) (.cse15 (<= 17 ~a28~0)) (.cse3 (<= 19 ~a14~0)) (.cse7 (= ~a4~0 18)) (.cse0 (<= ~a4~0 17)) (.cse5 (= ~a7~0 1)) (.cse9 (<= ~a28~0 15)) (.cse14 (<= ~a26~0 18)) (.cse11 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse4) (and .cse5 .cse3 .cse8 .cse4) (and .cse9 .cse3 .cse7 .cse4) (and .cse10 .cse5 .cse3 .cse11 .cse7) (and .cse0 .cse12 .cse6 .cse11) (and .cse0 .cse5 .cse6 .cse4) (and .cse0 .cse9 .cse3 .cse4) (and .cse6 .cse11 .cse7) (and .cse1 .cse5 .cse3 .cse7 .cse4) (and .cse5 .cse9 .cse13 .cse7 .cse11) (and .cse1 .cse2 .cse3 .cse7 .cse4) (and .cse9 .cse2 .cse3 .cse11 .cse7) (and .cse0 .cse2 .cse6 .cse11) (and .cse0 .cse2 .cse6 .cse4) (and .cse6 .cse8 .cse4) (and .cse10 .cse5 .cse3 .cse14 .cse7 .cse4) (and .cse0 .cse5 .cse3 .cse11) (and .cse9 .cse6 .cse7 .cse4) (and .cse15 .cse3 .cse8 .cse4) (and .cse0 .cse10 .cse3 .cse4) (and .cse10 .cse2 .cse3 .cse11 .cse7) (and .cse0 .cse13 .cse3 .cse11) (and .cse3 .cse8 .cse11) (and .cse1 .cse10 .cse3 .cse7 .cse4) (and .cse6 .cse8 .cse11) (and .cse0 .cse13 .cse3 .cse4) (and .cse13 .cse3 .cse11 .cse7) (and .cse0 .cse1 .cse6 .cse4) (and .cse0 .cse12 .cse3 .cse11) (and .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse15 .cse6 .cse7 .cse4) (and .cse5 .cse12 .cse3 .cse7 .cse11) (and .cse15 .cse3 .cse11 .cse7) (and .cse0 .cse5 .cse9 .cse14 .cse11))) [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L2760(lines 2760 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L382(lines 382 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L1704(lines 1704 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L3554(lines 3554 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L1176(lines 1176 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L2498(lines 2498 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L4612(lines 4612 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L3291(lines 3291 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L3027(lines 3027 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L649(lines 649 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L2235(lines 2235 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L4085(lines 4085 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L1971(lines 1971 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L914(lines 914 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L122(lines 122 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L3822(lines 3822 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L1444(lines 1444 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L387(lines 387 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L4351(lines 4351 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L2766(lines 2766 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L3031(lines 3031 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L1710(lines 1710 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L2503(lines 2503 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,239 INFO L262 CegarLoopResult]: For program point L3561(lines 3561 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L2240(lines 2240 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L126(lines 126 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L4090(lines 4090 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L919(lines 919 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L655(lines 655 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L3298(lines 3298 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L1184(lines 1184 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L2770(lines 2770 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L4620(lines 4620 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L1450(lines 1450 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L393(lines 393 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L4357(lines 4357 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L1979(lines 1979 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L1715(lines 1715 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L3830(lines 3830 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L3566(lines 3566 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L2245(lines 2245 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L131(lines 131 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L3038(lines 3038 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L2510(lines 2510 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L4096(lines 4096 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L2775(lines 2775 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L3304(lines 3304 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L1983(lines 1983 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L926(lines 926 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L662(lines 662 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L1455(lines 1455 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,240 INFO L262 CegarLoopResult]: For program point L398(lines 398 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L4362(lines 4362 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L1191(lines 1191 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L1720(lines 1720 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L4627(lines 4627 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L2249(lines 2249 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L3837(lines 3837 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L3573(lines 3573 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L4366(lines 4366 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L3309(lines 3309 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L138(lines 138 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L3045(lines 3045 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L1460(lines 1460 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L2517(lines 2517 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L403(lines 403 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L1196(lines 1196 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L2782(lines 2782 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L4104(lines 4104 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L1990(lines 1990 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L934(lines 934 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L1727(lines 1727 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L670(lines 670 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L2256(lines 2256 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L3050(lines 3050 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L1465(lines 1465 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L3315(lines 3315 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L4372(lines 4372 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L1201(lines 1201 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,241 INFO L262 CegarLoopResult]: For program point L3844(lines 3844 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L3580(lines 3580 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L146(lines 146 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L2789(lines 2789 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L2525(lines 2525 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L411(lines 411 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L4111(lines 4111 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L1997(lines 1997 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L676(lines 676 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L2262(lines 2262 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L941(lines 941 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L1734(lines 1734 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L3584(lines 3584 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L3320(lines 3320 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L1471(lines 1471 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L4378(lines 4378 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L1207(lines 1207 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L3057(lines 3057 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L3850(lines 3850 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L151(lines 151 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L2794(lines 2794 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L416(lines 416 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L4116(lines 4116 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L2531(lines 2531 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L946(lines 946 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L682(lines 682 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L2004(lines 2004 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L3590(lines 3590 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,242 INFO L262 CegarLoopResult]: For program point L2269(lines 2269 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L3062(lines 3062 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L1477(lines 1477 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L3327(lines 3327 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L4384(lines 4384 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L1213(lines 1213 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L3856(lines 3856 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L1742(lines 1742 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L157(lines 157 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L422(lines 422 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L4122(lines 4122 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L2801(lines 2801 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L2273(lines 2273 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L2009(lines 2009 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L952(lines 952 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L1481(lines 1481 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L689(lines 689 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L2539(lines 2539 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L1218(lines 1218 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L161(lines 161 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L3068(lines 3068 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L3862(lines 3862 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L1748(lines 1748 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L3598(lines 3598 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L1484(lines 1484 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L3334(lines 3334 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L2806(lines 2806 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,243 INFO L262 CegarLoopResult]: For program point L2278(lines 2278 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L4392(lines 4392 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L4128(lines 4128 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L429(lines 429 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L165(lines 165 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L694(lines 694 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L2016(lines 2016 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L2545(lines 2545 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L1224(lines 1224 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L960(lines 960 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L3867(lines 3867 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L3603(lines 3603 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L3075(lines 3075 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L2811(lines 2811 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L3340(lines 3340 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L4397(lines 4397 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L1755(lines 1755 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L1491(lines 1491 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L434(lines 434 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L170(lines 170 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L4135(lines 4135 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L2286(lines 2286 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L2022(lines 2022 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L701(lines 701 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L2551(lines 2551 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L966(lines 966 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,244 INFO L262 CegarLoopResult]: For program point L1231(lines 1231 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L3081(lines 3081 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L3874(lines 3874 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L3610(lines 3610 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L1496(lines 1496 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L2818(lines 2818 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L1761(lines 1761 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L440(lines 440 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L3347(lines 3347 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L4404(lines 4404 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L176(lines 176 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L2291(lines 2291 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L4141(lines 4141 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L3085(lines 3085 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L2029(lines 2029 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L3879(lines 3879 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L708(lines 708 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L2558(lines 2558 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L4408(lines 4408 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L1237(lines 1237 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L973(lines 973 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L3617(lines 3617 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L1503(lines 1503 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L446(lines 446 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L2825(lines 2825 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L3354(lines 3354 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L183(lines 183 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L2033(lines 2033 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,245 INFO L262 CegarLoopResult]: For program point L1769(lines 1769 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L2298(lines 2298 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L4148(lines 4148 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L3091(lines 3091 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L1242(lines 1242 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L978(lines 978 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L714(lines 714 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L2564(lines 2564 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L450(lines 450 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L3886(lines 3886 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L3622(lines 3622 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L4415(lines 4415 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L3359(lines 3359 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L1510(lines 1510 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L1246(lines 1246 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L2303(lines 2303 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L189(lines 189 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L2039(lines 2039 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L2832(lines 2832 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L454(lines 454 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L3097(lines 3097 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L1776(lines 1776 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L4155(lines 4155 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L457(lines 457 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L986(lines 986 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L3893(lines 3893 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L722(lines 722 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L2572(lines 2572 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,246 INFO L262 CegarLoopResult]: For program point L3629(lines 3629 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L3365(lines 3365 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L1516(lines 1516 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L4423(lines 4423 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L1252(lines 1252 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L2309(lines 2309 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L195(lines 195 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L3102(lines 3102 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L2045(lines 2045 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L1781(lines 1781 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L2574(lines 2574 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L2839(lines 2839 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L3897(lines 3897 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L4162(lines 4162 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L3370(lines 3370 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L992(lines 992 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L464(lines 464 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L2314(lines 2314 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L4428(lines 4428 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L3900(lines 3900 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L1786(lines 1786 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L729(lines 729 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L3636(lines 3636 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L1522(lines 1522 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L2051(lines 2051 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L2844(lines 2844 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L1259(lines 1259 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L202(lines 202 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,247 INFO L262 CegarLoopResult]: For program point L2581(lines 2581 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L3110(lines 3110 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L4168(lines 4168 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L998(lines 998 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L734(lines 734 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L3641(lines 3641 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L1527(lines 1527 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L4434(lines 4434 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L2320(lines 2320 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L3377(lines 3377 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L3906(lines 3906 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L471(lines 471 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L2057(lines 2057 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L2850(lines 2850 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L1793(lines 1793 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L1265(lines 1265 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L208(lines 208 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L738(lines 738 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L2588(lines 2588 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L4438(lines 4438 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L4174(lines 4174 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L3117(lines 3117 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L3646(lines 3646 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L1005(lines 1005 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L1534(lines 1534 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L477(lines 477 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L3384(lines 3384 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L2327(lines 2327 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,248 INFO L262 CegarLoopResult]: For program point L2856(lines 2856 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L3913(lines 3913 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L1271(lines 1271 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L214(lines 214 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L1800(lines 1800 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L2593(lines 2593 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L4443(lines 4443 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L2065(lines 2065 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L744(lines 744 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L3651(lines 3651 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L4180(lines 4180 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L3916(lines 3916 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L3124(lines 3124 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L482(lines 482 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L1011(lines 1011 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L1540(lines 1540 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L1276(lines 1276 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L2862(lines 2862 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L2334(lines 2334 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L3391(lines 3391 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L4448(lines 4448 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L220(lines 220 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L4184(lines 4184 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L2599(lines 2599 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L1807(lines 1807 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L750(lines 750 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L2072(lines 2072 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L3129(lines 3129 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,249 INFO L262 CegarLoopResult]: For program point L3922(lines 3922 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L3658(lines 3658 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L488(lines 488 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L1546(lines 1546 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L3396(lines 3396 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L4453(lines 4453 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L1282(lines 1282 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L1018(lines 1018 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L2868(lines 2868 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L2340(lines 2340 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L1812(lines 1812 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L227(lines 227 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L4191(lines 4191 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L756(lines 756 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L2078(lines 2078 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L3135(lines 3135 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L2607(lines 2607 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L3929(lines 3929 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L3665(lines 3665 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L1551(lines 1551 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L4458(lines 4458 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L1287(lines 1287 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L1023(lines 1023 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L495(lines 495 1382) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L2346(lines 2346 2719) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L3403(lines 3403 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L4196(lines 4196 4633) no Hoare annotation was computed. [2020-12-09 09:10:59,250 INFO L262 CegarLoopResult]: For program point L2875(lines 2875 4081) no Hoare annotation was computed. [2020-12-09 09:10:59,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 09:10:59 BoogieIcfgContainer [2020-12-09 09:10:59,280 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 09:10:59,281 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 09:10:59,281 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 09:10:59,281 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 09:10:59,281 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:07:39" (3/4) ... [2020-12-09 09:10:59,284 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 09:10:59,333 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 105 nodes and edges [2020-12-09 09:10:59,341 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-12-09 09:10:59,349 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-09 09:10:59,357 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-09 09:10:59,641 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d6fa9dd1-4298-4c64-9d7a-d0b8166d3322/bin/utaipan/witness.graphml [2020-12-09 09:10:59,642 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 09:10:59,642 INFO L168 Benchmark]: Toolchain (without parser) took 205441.83 ms. Allocated memory was 81.8 MB in the beginning and 4.3 GB in the end (delta: 4.2 GB). Free memory was 45.9 MB in the beginning and 1.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.9 GB. Max. memory is 16.1 GB. [2020-12-09 09:10:59,642 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 81.8 MB. Free memory is still 57.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 09:10:59,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1369.44 ms. Allocated memory was 81.8 MB in the beginning and 138.4 MB in the end (delta: 56.6 MB). Free memory was 45.6 MB in the beginning and 80.1 MB in the end (delta: -34.6 MB). Peak memory consumption was 55.7 MB. Max. memory is 16.1 GB. [2020-12-09 09:10:59,643 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.08 ms. Allocated memory is still 138.4 MB. Free memory was 80.1 MB in the beginning and 60.3 MB in the end (delta: 19.8 MB). Peak memory consumption was 47.4 MB. Max. memory is 16.1 GB. [2020-12-09 09:10:59,643 INFO L168 Benchmark]: Boogie Preprocessor took 233.02 ms. Allocated memory is still 138.4 MB. Free memory was 60.3 MB in the beginning and 46.6 MB in the end (delta: 13.8 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2020-12-09 09:10:59,643 INFO L168 Benchmark]: RCFGBuilder took 3429.34 ms. Allocated memory was 138.4 MB in the beginning and 406.8 MB in the end (delta: 268.4 MB). Free memory was 46.6 MB in the beginning and 190.5 MB in the end (delta: -143.9 MB). Peak memory consumption was 140.9 MB. Max. memory is 16.1 GB. [2020-12-09 09:10:59,643 INFO L168 Benchmark]: TraceAbstraction took 199822.41 ms. Allocated memory was 406.8 MB in the beginning and 4.3 GB in the end (delta: 3.9 GB). Free memory was 189.4 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 3.7 GB. Max. memory is 16.1 GB. [2020-12-09 09:10:59,644 INFO L168 Benchmark]: Witness Printer took 360.86 ms. Allocated memory is still 4.3 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 116.4 MB). Peak memory consumption was 115.3 MB. Max. memory is 16.1 GB. [2020-12-09 09:10:59,645 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 81.8 MB. Free memory is still 57.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1369.44 ms. Allocated memory was 81.8 MB in the beginning and 138.4 MB in the end (delta: 56.6 MB). Free memory was 45.6 MB in the beginning and 80.1 MB in the end (delta: -34.6 MB). Peak memory consumption was 55.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 222.08 ms. Allocated memory is still 138.4 MB. Free memory was 80.1 MB in the beginning and 60.3 MB in the end (delta: 19.8 MB). Peak memory consumption was 47.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 233.02 ms. Allocated memory is still 138.4 MB. Free memory was 60.3 MB in the beginning and 46.6 MB in the end (delta: 13.8 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3429.34 ms. Allocated memory was 138.4 MB in the beginning and 406.8 MB in the end (delta: 268.4 MB). Free memory was 46.6 MB in the beginning and 190.5 MB in the end (delta: -143.9 MB). Peak memory consumption was 140.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 199822.41 ms. Allocated memory was 406.8 MB in the beginning and 4.3 GB in the end (delta: 3.9 GB). Free memory was 189.4 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 3.7 GB. Max. memory is 16.1 GB. * Witness Printer took 360.86 ms. Allocated memory is still 4.3 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 116.4 MB). Peak memory consumption was 115.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4749]: 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 && a28 <= 16) && 19 <= a26) && 19 <= a14) && a3 <= 0) || (((a7 == 1 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((a7 == 1 && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((a28 <= 15 && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 16 <= a28) && a14 == 18) && a3 == 1)) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 <= 0)) || (((a4 <= 17 && a28 <= 15) && 19 <= a14) && a3 <= 0)) || ((a14 == 18 && a3 == 1) && a4 == 18)) || ((((a28 <= 16 && a7 == 1) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && a28 <= 15) && a26 <= 17) && a4 == 18) && a3 == 1)) || ((((a28 <= 16 && 19 <= a26) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a28 <= 15 && 19 <= a26) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 == 1)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 <= 0)) || ((a14 == 18 && a4 <= 16) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 19 <= a14) && a26 <= 18) && a4 == 18) && a3 <= 0)) || (((a4 <= 17 && a7 == 1) && 19 <= a14) && a3 == 1)) || (((a28 <= 15 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((17 <= a28 && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && a14 <= 19) && 19 <= a14) && a3 <= 0)) || ((((a14 <= 19 && 19 <= a26) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a26 <= 17) && 19 <= a14) && a3 == 1)) || ((19 <= a14 && a4 <= 16) && a3 == 1)) || ((((a28 <= 16 && a14 <= 19) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((a14 == 18 && a4 <= 16) && a3 == 1)) || (((a4 <= 17 && a26 <= 17) && 19 <= a14) && a3 <= 0)) || (((a26 <= 17 && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a28 <= 16) && a14 == 18) && a3 <= 0)) || (((a4 <= 17 && 16 <= a28) && 19 <= a14) && a3 == 1)) || ((((a4 <= 17 && a7 == 1) && 19 <= a26) && 19 <= a14) && a3 <= 0)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && 16 <= a28) && 19 <= a14) && a4 == 18) && a3 == 1)) || (((17 <= a28 && 19 <= a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 18) && a3 == 1) - InvariantResult [Line: 4820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((a4 <= 17 && a28 <= 16) && 19 <= a26) && 19 <= a14) && a3 <= 0) || (((a7 == 1 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((a7 == 1 && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((a28 <= 15 && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 16 <= a28) && a14 == 18) && a3 == 1)) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 <= 0)) || (((a4 <= 17 && a28 <= 15) && 19 <= a14) && a3 <= 0)) || ((a14 == 18 && a3 == 1) && a4 == 18)) || ((((a28 <= 16 && a7 == 1) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && a28 <= 15) && a26 <= 17) && a4 == 18) && a3 == 1)) || ((((a28 <= 16 && 19 <= a26) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a28 <= 15 && 19 <= a26) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 == 1)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 <= 0)) || ((a14 == 18 && a4 <= 16) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 19 <= a14) && a26 <= 18) && a4 == 18) && a3 <= 0)) || (((a4 <= 17 && a7 == 1) && 19 <= a14) && a3 == 1)) || (((a28 <= 15 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((17 <= a28 && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && a14 <= 19) && 19 <= a14) && a3 <= 0)) || ((((a14 <= 19 && 19 <= a26) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a26 <= 17) && 19 <= a14) && a3 == 1)) || ((19 <= a14 && a4 <= 16) && a3 == 1)) || ((((a28 <= 16 && a14 <= 19) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((a14 == 18 && a4 <= 16) && a3 == 1)) || (((a4 <= 17 && a26 <= 17) && 19 <= a14) && a3 <= 0)) || (((a26 <= 17 && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a28 <= 16) && a14 == 18) && a3 <= 0)) || (((a4 <= 17 && 16 <= a28) && 19 <= a14) && a3 == 1)) || ((((a4 <= 17 && a7 == 1) && 19 <= a26) && 19 <= a14) && a3 <= 0)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && 16 <= a28) && 19 <= a14) && a4 == 18) && a3 == 1)) || (((17 <= a28 && 19 <= a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 18) && a3 == 1) - InvariantResult [Line: 1385]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((a4 <= 17 && a28 <= 16) && 19 <= a26) && 19 <= a14) && a3 <= 0) || (((a7 == 1 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((a7 == 1 && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((a28 <= 15 && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 16 <= a28) && a14 == 18) && a3 == 1)) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 <= 0)) || (((a4 <= 17 && a28 <= 15) && 19 <= a14) && a3 <= 0)) || ((a14 == 18 && a3 == 1) && a4 == 18)) || ((((a28 <= 16 && a7 == 1) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && a28 <= 15) && a26 <= 17) && a4 == 18) && a3 == 1)) || ((((a28 <= 16 && 19 <= a26) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a28 <= 15 && 19 <= a26) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 == 1)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 <= 0)) || ((a14 == 18 && a4 <= 16) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 19 <= a14) && a26 <= 18) && a4 == 18) && a3 <= 0)) || (((a4 <= 17 && a7 == 1) && 19 <= a14) && a3 == 1)) || (((a28 <= 15 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((17 <= a28 && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && a14 <= 19) && 19 <= a14) && a3 <= 0)) || ((((a14 <= 19 && 19 <= a26) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a26 <= 17) && 19 <= a14) && a3 == 1)) || ((19 <= a14 && a4 <= 16) && a3 == 1)) || ((((a28 <= 16 && a14 <= 19) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((a14 == 18 && a4 <= 16) && a3 == 1)) || (((a4 <= 17 && a26 <= 17) && 19 <= a14) && a3 <= 0)) || (((a26 <= 17 && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a28 <= 16) && a14 == 18) && a3 <= 0)) || (((a4 <= 17 && 16 <= a28) && 19 <= a14) && a3 == 1)) || ((((a4 <= 17 && a7 == 1) && 19 <= a26) && 19 <= a14) && a3 <= 0)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && 16 <= a28) && 19 <= a14) && a4 == 18) && a3 == 1)) || (((17 <= a28 && 19 <= a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 18) && a3 == 1) - InvariantResult [Line: 2722]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((a4 <= 17 && a28 <= 16) && 19 <= a26) && 19 <= a14) && a3 <= 0) || (((a7 == 1 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((a7 == 1 && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((a28 <= 15 && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 16 <= a28) && a14 == 18) && a3 == 1)) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 <= 0)) || (((a4 <= 17 && a28 <= 15) && 19 <= a14) && a3 <= 0)) || ((a14 == 18 && a3 == 1) && a4 == 18)) || ((((a28 <= 16 && a7 == 1) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && a28 <= 15) && a26 <= 17) && a4 == 18) && a3 == 1)) || ((((a28 <= 16 && 19 <= a26) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a28 <= 15 && 19 <= a26) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 == 1)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 <= 0)) || ((a14 == 18 && a4 <= 16) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 19 <= a14) && a26 <= 18) && a4 == 18) && a3 <= 0)) || (((a4 <= 17 && a7 == 1) && 19 <= a14) && a3 == 1)) || (((a28 <= 15 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((17 <= a28 && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && a14 <= 19) && 19 <= a14) && a3 <= 0)) || ((((a14 <= 19 && 19 <= a26) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a26 <= 17) && 19 <= a14) && a3 == 1)) || ((19 <= a14 && a4 <= 16) && a3 == 1)) || ((((a28 <= 16 && a14 <= 19) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((a14 == 18 && a4 <= 16) && a3 == 1)) || (((a4 <= 17 && a26 <= 17) && 19 <= a14) && a3 <= 0)) || (((a26 <= 17 && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a28 <= 16) && a14 == 18) && a3 <= 0)) || (((a4 <= 17 && 16 <= a28) && 19 <= a14) && a3 == 1)) || ((((a4 <= 17 && a7 == 1) && 19 <= a26) && 19 <= a14) && a3 <= 0)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && 16 <= a28) && 19 <= a14) && a4 == 18) && a3 == 1)) || (((17 <= a28 && 19 <= a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 18) && a3 == 1) - InvariantResult [Line: 4084]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((a4 <= 17 && a28 <= 16) && 19 <= a26) && 19 <= a14) && a3 <= 0) || (((a7 == 1 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((a7 == 1 && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((a28 <= 15 && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a14 <= 19 && a7 == 1) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 16 <= a28) && a14 == 18) && a3 == 1)) || (((a4 <= 17 && a7 == 1) && a14 == 18) && a3 <= 0)) || (((a4 <= 17 && a28 <= 15) && 19 <= a14) && a3 <= 0)) || ((a14 == 18 && a3 == 1) && a4 == 18)) || ((((a28 <= 16 && a7 == 1) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && a28 <= 15) && a26 <= 17) && a4 == 18) && a3 == 1)) || ((((a28 <= 16 && 19 <= a26) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((((a28 <= 15 && 19 <= a26) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 == 1)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 <= 0)) || ((a14 == 18 && a4 <= 16) && a3 <= 0)) || (((((a14 <= 19 && a7 == 1) && 19 <= a14) && a26 <= 18) && a4 == 18) && a3 <= 0)) || (((a4 <= 17 && a7 == 1) && 19 <= a14) && a3 == 1)) || (((a28 <= 15 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((17 <= a28 && 19 <= a14) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && a14 <= 19) && 19 <= a14) && a3 <= 0)) || ((((a14 <= 19 && 19 <= a26) && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a26 <= 17) && 19 <= a14) && a3 == 1)) || ((19 <= a14 && a4 <= 16) && a3 == 1)) || ((((a28 <= 16 && a14 <= 19) && 19 <= a14) && a4 == 18) && a3 <= 0)) || ((a14 == 18 && a4 <= 16) && a3 == 1)) || (((a4 <= 17 && a26 <= 17) && 19 <= a14) && a3 <= 0)) || (((a26 <= 17 && 19 <= a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a28 <= 16) && a14 == 18) && a3 <= 0)) || (((a4 <= 17 && 16 <= a28) && 19 <= a14) && a3 == 1)) || ((((a4 <= 17 && a7 == 1) && 19 <= a26) && 19 <= a14) && a3 <= 0)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((a7 == 1 && 16 <= a28) && 19 <= a14) && a4 == 18) && a3 == 1)) || (((17 <= a28 && 19 <= a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 18) && a3 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 763 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 195.6s, OverallIterations: 21, TraceHistogramMax: 17, AutomataDifference: 59.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 13965 SDtfs, 12547 SDslu, 154 SDs, 0 SdLazy, 46238 SolverSat, 13798 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 37.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26231 GetRequests, 26188 SyntacticMatches, 4 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=90963occurred 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: 7.7s AutomataMinimizationTime, 21 MinimizatonAttempts, 20466 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 753 NumberOfFragments, 2416 HoareAnnotationTreeSize, 6 FomulaSimplifications, 21260 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 6 FomulaSimplificationsInter, 5905 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.7s SsaConstructionTime, 3.4s SatisfiabilityAnalysisTime, 68.3s InterpolantComputationTime, 46174 NumberOfCodeBlocks, 46174 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 59234 ConstructedInterpolants, 0 QuantifiedInterpolants, 298064402 SizeOfPredicates, 0 NumberOfNonLiveVariables, 15407 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 29 InterpolantComputations, 25 PerfectInterpolantSequences, 136136/136492 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...