./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/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 8e49bd2d2a594a3ec324f02226addf3eed112263 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 03:18:20,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 03:18:20,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 03:18:20,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 03:18:20,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 03:18:20,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 03:18:20,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 03:18:20,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 03:18:20,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 03:18:20,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 03:18:20,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 03:18:20,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 03:18:20,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 03:18:20,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 03:18:20,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 03:18:20,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 03:18:20,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 03:18:20,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 03:18:20,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 03:18:20,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 03:18:20,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 03:18:20,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 03:18:20,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 03:18:20,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 03:18:20,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 03:18:20,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 03:18:20,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 03:18:20,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 03:18:20,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 03:18:20,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 03:18:20,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 03:18:20,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 03:18:20,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 03:18:20,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 03:18:20,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 03:18:20,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 03:18:20,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 03:18:20,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 03:18:20,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 03:18:20,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 03:18:20,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 03:18:20,904 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-30 03:18:20,927 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 03:18:20,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 03:18:20,928 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 03:18:20,928 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 03:18:20,928 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 03:18:20,928 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 03:18:20,928 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 03:18:20,929 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 03:18:20,929 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 03:18:20,929 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 03:18:20,929 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 03:18:20,929 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 03:18:20,930 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 03:18:20,930 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 03:18:20,930 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 03:18:20,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 03:18:20,931 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 03:18:20,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 03:18:20,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 03:18:20,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 03:18:20,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 03:18:20,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 03:18:20,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 03:18:20,932 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 03:18:20,932 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 03:18:20,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 03:18:20,933 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 03:18:20,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 03:18:20,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 03:18:20,933 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 03:18:20,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 03:18:20,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 03:18:20,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 03:18:20,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 03:18:20,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 03:18:20,934 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 03:18:20,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 03:18:20,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 03:18:20,935 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 03:18:20,935 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 03:18:20,935 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_f7744c5e-d5c8-44bf-85a4-492713cf85dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e49bd2d2a594a3ec324f02226addf3eed112263 [2020-11-30 03:18:21,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 03:18:21,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 03:18:21,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 03:18:21,249 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 03:18:21,250 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 03:18:21,251 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/bin/utaipan/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2020-11-30 03:18:21,339 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/bin/utaipan/data/2628cab3f/9247083b708b4180a9c3a03414b1fc00/FLAG84be61053 [2020-11-30 03:18:21,992 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 03:18:21,993 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2020-11-30 03:18:22,023 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/bin/utaipan/data/2628cab3f/9247083b708b4180a9c3a03414b1fc00/FLAG84be61053 [2020-11-30 03:18:22,198 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/bin/utaipan/data/2628cab3f/9247083b708b4180a9c3a03414b1fc00 [2020-11-30 03:18:22,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 03:18:22,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 03:18:22,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 03:18:22,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 03:18:22,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 03:18:22,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 03:18:22" (1/1) ... [2020-11-30 03:18:22,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10525b25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:22, skipping insertion in model container [2020-11-30 03:18:22,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 03:18:22" (1/1) ... [2020-11-30 03:18:22,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 03:18:22,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 03:18:23,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 03:18:23,375 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 03:18:23,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 03:18:23,697 INFO L208 MainTranslator]: Completed translation [2020-11-30 03:18:23,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:23 WrapperNode [2020-11-30 03:18:23,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 03:18:23,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 03:18:23,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 03:18:23,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 03:18:23,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:23" (1/1) ... [2020-11-30 03:18:23,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:23" (1/1) ... [2020-11-30 03:18:23,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 03:18:23,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 03:18:23,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 03:18:23,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 03:18:23,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:23" (1/1) ... [2020-11-30 03:18:23,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:23" (1/1) ... [2020-11-30 03:18:23,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:23" (1/1) ... [2020-11-30 03:18:23,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:23" (1/1) ... [2020-11-30 03:18:23,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:23" (1/1) ... [2020-11-30 03:18:23,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:23" (1/1) ... [2020-11-30 03:18:23,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:23" (1/1) ... [2020-11-30 03:18:23,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 03:18:23,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 03:18:23,988 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 03:18:23,988 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 03:18:23,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/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 [2020-11-30 03:18:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 03:18:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 03:18:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 03:18:24,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 03:18:27,163 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 03:18:27,166 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-11-30 03:18:27,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 03:18:27 BoogieIcfgContainer [2020-11-30 03:18:27,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 03:18:27,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 03:18:27,176 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 03:18:27,180 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 03:18:27,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 03:18:22" (1/3) ... [2020-11-30 03:18:27,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40af2b4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 03:18:27, skipping insertion in model container [2020-11-30 03:18:27,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 03:18:23" (2/3) ... [2020-11-30 03:18:27,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40af2b4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 03:18:27, skipping insertion in model container [2020-11-30 03:18:27,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 03:18:27" (3/3) ... [2020-11-30 03:18:27,183 INFO L111 eAbstractionObserver]: Analyzing ICFG apache-get-tag.i.p+sep-reducer.c [2020-11-30 03:18:27,198 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 03:18:27,203 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 16 error locations. [2020-11-30 03:18:27,216 INFO L253 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2020-11-30 03:18:27,245 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 03:18:27,245 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 03:18:27,245 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 03:18:27,245 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 03:18:27,245 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 03:18:27,246 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 03:18:27,246 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 03:18:27,246 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 03:18:27,275 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states. [2020-11-30 03:18:27,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-30 03:18:27,280 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:27,281 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-11-30 03:18:27,282 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:27,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:27,288 INFO L82 PathProgramCache]: Analyzing trace with hash 482641837, now seen corresponding path program 1 times [2020-11-30 03:18:27,299 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:27,299 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382733883] [2020-11-30 03:18:27,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:27,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:27,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382733883] [2020-11-30 03:18:27,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:27,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 03:18:27,515 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634610375] [2020-11-30 03:18:27,519 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 03:18:27,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:27,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 03:18:27,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 03:18:27,537 INFO L87 Difference]: Start difference. First operand 473 states. Second operand 4 states. [2020-11-30 03:18:29,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:29,179 INFO L93 Difference]: Finished difference Result 481 states and 904 transitions. [2020-11-30 03:18:29,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 03:18:29,182 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2020-11-30 03:18:29,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:29,202 INFO L225 Difference]: With dead ends: 481 [2020-11-30 03:18:29,207 INFO L226 Difference]: Without dead ends: 296 [2020-11-30 03:18:29,214 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 03:18:29,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2020-11-30 03:18:29,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 296. [2020-11-30 03:18:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2020-11-30 03:18:29,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 359 transitions. [2020-11-30 03:18:29,303 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 359 transitions. Word has length 6 [2020-11-30 03:18:29,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:29,304 INFO L481 AbstractCegarLoop]: Abstraction has 296 states and 359 transitions. [2020-11-30 03:18:29,304 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 03:18:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 359 transitions. [2020-11-30 03:18:29,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-30 03:18:29,305 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:29,305 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-30 03:18:29,305 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 03:18:29,305 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:29,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:29,306 INFO L82 PathProgramCache]: Analyzing trace with hash 2077001096, now seen corresponding path program 1 times [2020-11-30 03:18:29,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:29,307 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53738371] [2020-11-30 03:18:29,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:29,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:29,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53738371] [2020-11-30 03:18:29,386 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:29,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 03:18:29,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755073773] [2020-11-30 03:18:29,387 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 03:18:29,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:29,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 03:18:29,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 03:18:29,388 INFO L87 Difference]: Start difference. First operand 296 states and 359 transitions. Second operand 5 states. [2020-11-30 03:18:30,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:30,222 INFO L93 Difference]: Finished difference Result 299 states and 362 transitions. [2020-11-30 03:18:30,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 03:18:30,223 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 7 [2020-11-30 03:18:30,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:30,225 INFO L225 Difference]: With dead ends: 299 [2020-11-30 03:18:30,225 INFO L226 Difference]: Without dead ends: 291 [2020-11-30 03:18:30,226 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-30 03:18:30,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2020-11-30 03:18:30,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 291. [2020-11-30 03:18:30,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2020-11-30 03:18:30,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 294 transitions. [2020-11-30 03:18:30,240 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 294 transitions. Word has length 7 [2020-11-30 03:18:30,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:30,241 INFO L481 AbstractCegarLoop]: Abstraction has 291 states and 294 transitions. [2020-11-30 03:18:30,241 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 03:18:30,241 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 294 transitions. [2020-11-30 03:18:30,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-11-30 03:18:30,257 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:30,257 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] [2020-11-30 03:18:30,258 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 03:18:30,258 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:30,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:30,259 INFO L82 PathProgramCache]: Analyzing trace with hash 431553093, now seen corresponding path program 1 times [2020-11-30 03:18:30,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:30,260 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604794357] [2020-11-30 03:18:30,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:33,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:33,614 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604794357] [2020-11-30 03:18:33,614 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:33,614 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [63] imperfect sequences [] total 63 [2020-11-30 03:18:33,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312060148] [2020-11-30 03:18:33,616 INFO L461 AbstractCegarLoop]: Interpolant automaton has 63 states [2020-11-30 03:18:33,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:33,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2020-11-30 03:18:33,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1834, Invalid=2072, Unknown=0, NotChecked=0, Total=3906 [2020-11-30 03:18:33,621 INFO L87 Difference]: Start difference. First operand 291 states and 294 transitions. Second operand 63 states. [2020-11-30 03:18:35,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:35,450 INFO L93 Difference]: Finished difference Result 292 states and 295 transitions. [2020-11-30 03:18:35,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2020-11-30 03:18:35,451 INFO L78 Accepts]: Start accepts. Automaton has 63 states. Word has length 243 [2020-11-30 03:18:35,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:35,454 INFO L225 Difference]: With dead ends: 292 [2020-11-30 03:18:35,454 INFO L226 Difference]: Without dead ends: 290 [2020-11-30 03:18:35,457 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=1896, Invalid=2136, Unknown=0, NotChecked=0, Total=4032 [2020-11-30 03:18:35,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2020-11-30 03:18:35,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 289. [2020-11-30 03:18:35,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2020-11-30 03:18:35,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 292 transitions. [2020-11-30 03:18:35,480 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 292 transitions. Word has length 243 [2020-11-30 03:18:35,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:35,485 INFO L481 AbstractCegarLoop]: Abstraction has 289 states and 292 transitions. [2020-11-30 03:18:35,485 INFO L482 AbstractCegarLoop]: Interpolant automaton has 63 states. [2020-11-30 03:18:35,485 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 292 transitions. [2020-11-30 03:18:35,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-11-30 03:18:35,494 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:35,495 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] [2020-11-30 03:18:35,495 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 03:18:35,496 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:35,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:35,497 INFO L82 PathProgramCache]: Analyzing trace with hash 493252078, now seen corresponding path program 1 times [2020-11-30 03:18:35,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:35,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379160150] [2020-11-30 03:18:35,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:36,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:36,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379160150] [2020-11-30 03:18:36,112 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:36,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 03:18:36,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261552279] [2020-11-30 03:18:36,114 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 03:18:36,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:36,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 03:18:36,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-30 03:18:36,118 INFO L87 Difference]: Start difference. First operand 289 states and 292 transitions. Second operand 6 states. [2020-11-30 03:18:36,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:36,971 INFO L93 Difference]: Finished difference Result 291 states and 294 transitions. [2020-11-30 03:18:36,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 03:18:36,972 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 244 [2020-11-30 03:18:36,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:36,975 INFO L225 Difference]: With dead ends: 291 [2020-11-30 03:18:36,975 INFO L226 Difference]: Without dead ends: 289 [2020-11-30 03:18:36,976 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 03:18:36,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2020-11-30 03:18:36,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 287. [2020-11-30 03:18:36,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 287 states. [2020-11-30 03:18:36,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 290 transitions. [2020-11-30 03:18:36,987 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 290 transitions. Word has length 244 [2020-11-30 03:18:36,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:36,989 INFO L481 AbstractCegarLoop]: Abstraction has 287 states and 290 transitions. [2020-11-30 03:18:36,989 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 03:18:36,989 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 290 transitions. [2020-11-30 03:18:36,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-11-30 03:18:36,996 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:36,996 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] [2020-11-30 03:18:36,996 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 03:18:36,997 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:36,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:36,999 INFO L82 PathProgramCache]: Analyzing trace with hash 1397442641, now seen corresponding path program 1 times [2020-11-30 03:18:37,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:37,000 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778951545] [2020-11-30 03:18:37,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:39,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778951545] [2020-11-30 03:18:39,914 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:39,914 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [64] imperfect sequences [] total 64 [2020-11-30 03:18:39,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669959314] [2020-11-30 03:18:39,916 INFO L461 AbstractCegarLoop]: Interpolant automaton has 64 states [2020-11-30 03:18:39,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:39,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2020-11-30 03:18:39,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1895, Invalid=2137, Unknown=0, NotChecked=0, Total=4032 [2020-11-30 03:18:39,919 INFO L87 Difference]: Start difference. First operand 287 states and 290 transitions. Second operand 64 states. [2020-11-30 03:18:42,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:42,116 INFO L93 Difference]: Finished difference Result 290 states and 293 transitions. [2020-11-30 03:18:42,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2020-11-30 03:18:42,117 INFO L78 Accepts]: Start accepts. Automaton has 64 states. Word has length 247 [2020-11-30 03:18:42,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:42,119 INFO L225 Difference]: With dead ends: 290 [2020-11-30 03:18:42,119 INFO L226 Difference]: Without dead ends: 288 [2020-11-30 03:18:42,122 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=1958, Invalid=2202, Unknown=0, NotChecked=0, Total=4160 [2020-11-30 03:18:42,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2020-11-30 03:18:42,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 285. [2020-11-30 03:18:42,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2020-11-30 03:18:42,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 288 transitions. [2020-11-30 03:18:42,130 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 288 transitions. Word has length 247 [2020-11-30 03:18:42,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:42,131 INFO L481 AbstractCegarLoop]: Abstraction has 285 states and 288 transitions. [2020-11-30 03:18:42,131 INFO L482 AbstractCegarLoop]: Interpolant automaton has 64 states. [2020-11-30 03:18:42,131 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 288 transitions. [2020-11-30 03:18:42,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-11-30 03:18:42,135 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:42,135 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] [2020-11-30 03:18:42,135 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 03:18:42,135 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:42,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:42,136 INFO L82 PathProgramCache]: Analyzing trace with hash 371057020, now seen corresponding path program 1 times [2020-11-30 03:18:42,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:42,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165660336] [2020-11-30 03:18:42,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:42,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:42,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165660336] [2020-11-30 03:18:42,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:42,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 03:18:42,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178640363] [2020-11-30 03:18:42,523 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 03:18:42,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:42,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 03:18:42,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-30 03:18:42,524 INFO L87 Difference]: Start difference. First operand 285 states and 288 transitions. Second operand 6 states. [2020-11-30 03:18:43,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:43,189 INFO L93 Difference]: Finished difference Result 285 states and 288 transitions. [2020-11-30 03:18:43,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 03:18:43,190 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 248 [2020-11-30 03:18:43,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:43,192 INFO L225 Difference]: With dead ends: 285 [2020-11-30 03:18:43,192 INFO L226 Difference]: Without dead ends: 283 [2020-11-30 03:18:43,193 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 03:18:43,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-11-30 03:18:43,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 283. [2020-11-30 03:18:43,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2020-11-30 03:18:43,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 286 transitions. [2020-11-30 03:18:43,201 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 286 transitions. Word has length 248 [2020-11-30 03:18:43,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:43,202 INFO L481 AbstractCegarLoop]: Abstraction has 283 states and 286 transitions. [2020-11-30 03:18:43,202 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 03:18:43,202 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 286 transitions. [2020-11-30 03:18:43,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-11-30 03:18:43,206 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:43,206 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] [2020-11-30 03:18:43,207 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 03:18:43,207 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:43,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:43,208 INFO L82 PathProgramCache]: Analyzing trace with hash 103765472, now seen corresponding path program 1 times [2020-11-30 03:18:43,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:43,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60474339] [2020-11-30 03:18:43,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:43,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:43,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60474339] [2020-11-30 03:18:43,445 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:43,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 03:18:43,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472298211] [2020-11-30 03:18:43,447 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 03:18:43,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:43,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 03:18:43,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 03:18:43,448 INFO L87 Difference]: Start difference. First operand 283 states and 286 transitions. Second operand 4 states. [2020-11-30 03:18:43,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:43,672 INFO L93 Difference]: Finished difference Result 283 states and 286 transitions. [2020-11-30 03:18:43,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 03:18:43,673 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 250 [2020-11-30 03:18:43,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:43,676 INFO L225 Difference]: With dead ends: 283 [2020-11-30 03:18:43,676 INFO L226 Difference]: Without dead ends: 281 [2020-11-30 03:18:43,677 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 03:18:43,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2020-11-30 03:18:43,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2020-11-30 03:18:43,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2020-11-30 03:18:43,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 284 transitions. [2020-11-30 03:18:43,685 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 284 transitions. Word has length 250 [2020-11-30 03:18:43,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:43,685 INFO L481 AbstractCegarLoop]: Abstraction has 281 states and 284 transitions. [2020-11-30 03:18:43,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 03:18:43,686 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 284 transitions. [2020-11-30 03:18:43,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-11-30 03:18:43,689 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:43,689 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] [2020-11-30 03:18:43,689 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 03:18:43,690 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:43,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:43,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1078229533, now seen corresponding path program 1 times [2020-11-30 03:18:43,691 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:43,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530489012] [2020-11-30 03:18:43,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:43,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:43,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530489012] [2020-11-30 03:18:43,889 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:43,889 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 03:18:43,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909916361] [2020-11-30 03:18:43,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 03:18:43,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:43,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 03:18:43,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 03:18:43,891 INFO L87 Difference]: Start difference. First operand 281 states and 284 transitions. Second operand 4 states. [2020-11-30 03:18:44,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:44,212 INFO L93 Difference]: Finished difference Result 281 states and 284 transitions. [2020-11-30 03:18:44,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 03:18:44,212 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 251 [2020-11-30 03:18:44,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:44,214 INFO L225 Difference]: With dead ends: 281 [2020-11-30 03:18:44,215 INFO L226 Difference]: Without dead ends: 277 [2020-11-30 03:18:44,215 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 03:18:44,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2020-11-30 03:18:44,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 277. [2020-11-30 03:18:44,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2020-11-30 03:18:44,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 280 transitions. [2020-11-30 03:18:44,222 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 280 transitions. Word has length 251 [2020-11-30 03:18:44,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:44,223 INFO L481 AbstractCegarLoop]: Abstraction has 277 states and 280 transitions. [2020-11-30 03:18:44,223 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 03:18:44,223 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 280 transitions. [2020-11-30 03:18:44,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-11-30 03:18:44,226 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:44,227 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] [2020-11-30 03:18:44,227 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 03:18:44,227 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:44,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:44,228 INFO L82 PathProgramCache]: Analyzing trace with hash 955619735, now seen corresponding path program 1 times [2020-11-30 03:18:44,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:44,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617408973] [2020-11-30 03:18:44,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:46,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:46,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617408973] [2020-11-30 03:18:46,671 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:46,671 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [65] imperfect sequences [] total 65 [2020-11-30 03:18:46,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445419907] [2020-11-30 03:18:46,672 INFO L461 AbstractCegarLoop]: Interpolant automaton has 65 states [2020-11-30 03:18:46,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:46,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2020-11-30 03:18:46,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1957, Invalid=2203, Unknown=0, NotChecked=0, Total=4160 [2020-11-30 03:18:46,676 INFO L87 Difference]: Start difference. First operand 277 states and 280 transitions. Second operand 65 states. [2020-11-30 03:18:48,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:48,376 INFO L93 Difference]: Finished difference Result 287 states and 291 transitions. [2020-11-30 03:18:48,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2020-11-30 03:18:48,376 INFO L78 Accepts]: Start accepts. Automaton has 65 states. Word has length 252 [2020-11-30 03:18:48,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:48,378 INFO L225 Difference]: With dead ends: 287 [2020-11-30 03:18:48,378 INFO L226 Difference]: Without dead ends: 285 [2020-11-30 03:18:48,380 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=2021, Invalid=2269, Unknown=0, NotChecked=0, Total=4290 [2020-11-30 03:18:48,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2020-11-30 03:18:48,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 275. [2020-11-30 03:18:48,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2020-11-30 03:18:48,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 278 transitions. [2020-11-30 03:18:48,387 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 278 transitions. Word has length 252 [2020-11-30 03:18:48,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:48,387 INFO L481 AbstractCegarLoop]: Abstraction has 275 states and 278 transitions. [2020-11-30 03:18:48,387 INFO L482 AbstractCegarLoop]: Interpolant automaton has 65 states. [2020-11-30 03:18:48,387 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 278 transitions. [2020-11-30 03:18:48,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-11-30 03:18:48,391 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:48,391 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] [2020-11-30 03:18:48,391 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 03:18:48,392 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:48,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:48,392 INFO L82 PathProgramCache]: Analyzing trace with hash 953526423, now seen corresponding path program 1 times [2020-11-30 03:18:48,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:48,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752066366] [2020-11-30 03:18:48,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:50,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:50,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752066366] [2020-11-30 03:18:50,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:50,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [65] imperfect sequences [] total 65 [2020-11-30 03:18:50,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248894936] [2020-11-30 03:18:50,882 INFO L461 AbstractCegarLoop]: Interpolant automaton has 65 states [2020-11-30 03:18:50,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:50,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2020-11-30 03:18:50,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1957, Invalid=2203, Unknown=0, NotChecked=0, Total=4160 [2020-11-30 03:18:50,885 INFO L87 Difference]: Start difference. First operand 275 states and 278 transitions. Second operand 65 states. [2020-11-30 03:18:53,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:53,117 INFO L93 Difference]: Finished difference Result 300 states and 306 transitions. [2020-11-30 03:18:53,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2020-11-30 03:18:53,118 INFO L78 Accepts]: Start accepts. Automaton has 65 states. Word has length 252 [2020-11-30 03:18:53,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:53,120 INFO L225 Difference]: With dead ends: 300 [2020-11-30 03:18:53,120 INFO L226 Difference]: Without dead ends: 298 [2020-11-30 03:18:53,122 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=2021, Invalid=2269, Unknown=0, NotChecked=0, Total=4290 [2020-11-30 03:18:53,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2020-11-30 03:18:53,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 273. [2020-11-30 03:18:53,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2020-11-30 03:18:53,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 276 transitions. [2020-11-30 03:18:53,129 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 276 transitions. Word has length 252 [2020-11-30 03:18:53,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:53,129 INFO L481 AbstractCegarLoop]: Abstraction has 273 states and 276 transitions. [2020-11-30 03:18:53,130 INFO L482 AbstractCegarLoop]: Interpolant automaton has 65 states. [2020-11-30 03:18:53,130 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 276 transitions. [2020-11-30 03:18:53,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-11-30 03:18:53,131 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:53,132 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] [2020-11-30 03:18:53,132 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 03:18:53,132 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:53,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:53,133 INFO L82 PathProgramCache]: Analyzing trace with hash -440551062, now seen corresponding path program 1 times [2020-11-30 03:18:53,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:53,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213427854] [2020-11-30 03:18:53,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:53,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:53,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213427854] [2020-11-30 03:18:53,440 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:53,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 03:18:53,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515386716] [2020-11-30 03:18:53,441 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 03:18:53,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:53,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 03:18:53,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-30 03:18:53,442 INFO L87 Difference]: Start difference. First operand 273 states and 276 transitions. Second operand 6 states. [2020-11-30 03:18:54,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:54,054 INFO L93 Difference]: Finished difference Result 273 states and 276 transitions. [2020-11-30 03:18:54,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 03:18:54,054 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 253 [2020-11-30 03:18:54,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:54,056 INFO L225 Difference]: With dead ends: 273 [2020-11-30 03:18:54,056 INFO L226 Difference]: Without dead ends: 269 [2020-11-30 03:18:54,057 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-30 03:18:54,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2020-11-30 03:18:54,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 269. [2020-11-30 03:18:54,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2020-11-30 03:18:54,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 272 transitions. [2020-11-30 03:18:54,063 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 272 transitions. Word has length 253 [2020-11-30 03:18:54,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:54,064 INFO L481 AbstractCegarLoop]: Abstraction has 269 states and 272 transitions. [2020-11-30 03:18:54,064 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 03:18:54,064 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 272 transitions. [2020-11-30 03:18:54,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-11-30 03:18:54,066 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:54,066 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] [2020-11-30 03:18:54,066 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-30 03:18:54,067 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:54,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:54,067 INFO L82 PathProgramCache]: Analyzing trace with hash -439987018, now seen corresponding path program 1 times [2020-11-30 03:18:54,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:54,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70443219] [2020-11-30 03:18:54,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:56,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:56,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70443219] [2020-11-30 03:18:56,369 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:56,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [65] imperfect sequences [] total 65 [2020-11-30 03:18:56,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681910308] [2020-11-30 03:18:56,370 INFO L461 AbstractCegarLoop]: Interpolant automaton has 65 states [2020-11-30 03:18:56,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:56,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2020-11-30 03:18:56,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1957, Invalid=2203, Unknown=0, NotChecked=0, Total=4160 [2020-11-30 03:18:56,372 INFO L87 Difference]: Start difference. First operand 269 states and 272 transitions. Second operand 65 states. [2020-11-30 03:18:57,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:57,824 INFO L93 Difference]: Finished difference Result 295 states and 301 transitions. [2020-11-30 03:18:57,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2020-11-30 03:18:57,824 INFO L78 Accepts]: Start accepts. Automaton has 65 states. Word has length 253 [2020-11-30 03:18:57,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:57,826 INFO L225 Difference]: With dead ends: 295 [2020-11-30 03:18:57,826 INFO L226 Difference]: Without dead ends: 293 [2020-11-30 03:18:57,828 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=2021, Invalid=2269, Unknown=0, NotChecked=0, Total=4290 [2020-11-30 03:18:57,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2020-11-30 03:18:57,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 267. [2020-11-30 03:18:57,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2020-11-30 03:18:57,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 270 transitions. [2020-11-30 03:18:57,836 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 270 transitions. Word has length 253 [2020-11-30 03:18:57,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:57,836 INFO L481 AbstractCegarLoop]: Abstraction has 267 states and 270 transitions. [2020-11-30 03:18:57,837 INFO L482 AbstractCegarLoop]: Interpolant automaton has 65 states. [2020-11-30 03:18:57,837 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 270 transitions. [2020-11-30 03:18:57,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-11-30 03:18:57,838 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:57,838 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] [2020-11-30 03:18:57,839 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-30 03:18:57,839 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:57,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:57,840 INFO L82 PathProgramCache]: Analyzing trace with hash -505443802, now seen corresponding path program 1 times [2020-11-30 03:18:57,840 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:57,840 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557683796] [2020-11-30 03:18:57,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:58,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:58,137 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557683796] [2020-11-30 03:18:58,137 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:58,137 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 03:18:58,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395390928] [2020-11-30 03:18:58,138 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 03:18:58,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:58,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 03:18:58,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-30 03:18:58,139 INFO L87 Difference]: Start difference. First operand 267 states and 270 transitions. Second operand 6 states. [2020-11-30 03:18:58,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:58,810 INFO L93 Difference]: Finished difference Result 277 states and 282 transitions. [2020-11-30 03:18:58,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 03:18:58,810 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 253 [2020-11-30 03:18:58,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:58,812 INFO L225 Difference]: With dead ends: 277 [2020-11-30 03:18:58,812 INFO L226 Difference]: Without dead ends: 275 [2020-11-30 03:18:58,813 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 03:18:58,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2020-11-30 03:18:58,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 265. [2020-11-30 03:18:58,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-11-30 03:18:58,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 268 transitions. [2020-11-30 03:18:58,833 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 268 transitions. Word has length 253 [2020-11-30 03:18:58,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:58,833 INFO L481 AbstractCegarLoop]: Abstraction has 265 states and 268 transitions. [2020-11-30 03:18:58,833 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 03:18:58,834 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 268 transitions. [2020-11-30 03:18:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2020-11-30 03:18:58,835 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:58,836 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] [2020-11-30 03:18:58,836 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-30 03:18:58,836 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:58,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:58,837 INFO L82 PathProgramCache]: Analyzing trace with hash -754687468, now seen corresponding path program 1 times [2020-11-30 03:18:58,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:58,837 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569783169] [2020-11-30 03:18:58,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:18:59,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:18:59,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569783169] [2020-11-30 03:18:59,132 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:18:59,132 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 03:18:59,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508728842] [2020-11-30 03:18:59,133 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 03:18:59,134 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:18:59,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 03:18:59,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-30 03:18:59,135 INFO L87 Difference]: Start difference. First operand 265 states and 268 transitions. Second operand 6 states. [2020-11-30 03:18:59,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:18:59,850 INFO L93 Difference]: Finished difference Result 280 states and 285 transitions. [2020-11-30 03:18:59,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 03:18:59,851 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 254 [2020-11-30 03:18:59,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:18:59,853 INFO L225 Difference]: With dead ends: 280 [2020-11-30 03:18:59,853 INFO L226 Difference]: Without dead ends: 278 [2020-11-30 03:18:59,853 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-30 03:18:59,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-11-30 03:18:59,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 263. [2020-11-30 03:18:59,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 263 states. [2020-11-30 03:18:59,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 266 transitions. [2020-11-30 03:18:59,858 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 266 transitions. Word has length 254 [2020-11-30 03:18:59,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:18:59,858 INFO L481 AbstractCegarLoop]: Abstraction has 263 states and 266 transitions. [2020-11-30 03:18:59,859 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 03:18:59,859 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 266 transitions. [2020-11-30 03:18:59,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-11-30 03:18:59,860 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:18:59,860 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] [2020-11-30 03:18:59,860 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-30 03:18:59,860 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:18:59,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:18:59,860 INFO L82 PathProgramCache]: Analyzing trace with hash -399933911, now seen corresponding path program 1 times [2020-11-30 03:18:59,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:18:59,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283585528] [2020-11-30 03:18:59,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:18:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:19:00,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:19:00,109 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283585528] [2020-11-30 03:19:00,109 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:19:00,109 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 03:19:00,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210196121] [2020-11-30 03:19:00,110 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 03:19:00,110 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:19:00,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 03:19:00,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 03:19:00,111 INFO L87 Difference]: Start difference. First operand 263 states and 266 transitions. Second operand 4 states. [2020-11-30 03:19:00,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:19:00,348 INFO L93 Difference]: Finished difference Result 263 states and 266 transitions. [2020-11-30 03:19:00,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 03:19:00,349 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 255 [2020-11-30 03:19:00,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:19:00,351 INFO L225 Difference]: With dead ends: 263 [2020-11-30 03:19:00,351 INFO L226 Difference]: Without dead ends: 261 [2020-11-30 03:19:00,352 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 03:19:00,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2020-11-30 03:19:00,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2020-11-30 03:19:00,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2020-11-30 03:19:00,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 264 transitions. [2020-11-30 03:19:00,359 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 264 transitions. Word has length 255 [2020-11-30 03:19:00,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:19:00,359 INFO L481 AbstractCegarLoop]: Abstraction has 261 states and 264 transitions. [2020-11-30 03:19:00,360 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 03:19:00,360 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 264 transitions. [2020-11-30 03:19:00,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-11-30 03:19:00,361 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 03:19:00,362 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] [2020-11-30 03:19:00,362 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-30 03:19:00,362 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 03:19:00,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 03:19:00,363 INFO L82 PathProgramCache]: Analyzing trace with hash 486958825, now seen corresponding path program 1 times [2020-11-30 03:19:00,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 03:19:00,363 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532455644] [2020-11-30 03:19:00,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 03:19:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 03:19:00,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 03:19:00,549 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532455644] [2020-11-30 03:19:00,552 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 03:19:00,552 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 03:19:00,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422324973] [2020-11-30 03:19:00,553 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 03:19:00,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 03:19:00,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 03:19:00,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 03:19:00,554 INFO L87 Difference]: Start difference. First operand 261 states and 264 transitions. Second operand 4 states. [2020-11-30 03:19:01,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 03:19:01,004 INFO L93 Difference]: Finished difference Result 261 states and 264 transitions. [2020-11-30 03:19:01,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 03:19:01,005 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 256 [2020-11-30 03:19:01,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 03:19:01,005 INFO L225 Difference]: With dead ends: 261 [2020-11-30 03:19:01,005 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 03:19:01,006 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 03:19:01,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 03:19:01,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 03:19:01,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 03:19:01,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 03:19:01,007 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 256 [2020-11-30 03:19:01,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 03:19:01,007 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 03:19:01,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 03:19:01,008 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 03:19:01,008 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 03:19:01,008 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-30 03:19:01,010 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 03:19:01,425 INFO L274 CegarLoopResult]: For program point L1951(lines 1951 5176) no Hoare annotation was computed. [2020-11-30 03:19:01,425 INFO L274 CegarLoopResult]: For program point L2744(lines 2744 2755) no Hoare annotation was computed. [2020-11-30 03:19:01,425 INFO L274 CegarLoopResult]: For program point L3141(lines 3141 3165) no Hoare annotation was computed. [2020-11-30 03:19:01,425 INFO L274 CegarLoopResult]: For program point L3934(lines 3934 5000) no Hoare annotation was computed. [2020-11-30 03:19:01,425 INFO L274 CegarLoopResult]: For program point L3670(lines 3670 5023) no Hoare annotation was computed. [2020-11-30 03:19:01,425 INFO L274 CegarLoopResult]: For program point L3406(lines 3406 5046) no Hoare annotation was computed. [2020-11-30 03:19:01,425 INFO L274 CegarLoopResult]: For program point L4331(lines 4331 4966) no Hoare annotation was computed. [2020-11-30 03:19:01,425 INFO L274 CegarLoopResult]: For program point L897(lines 897 921) no Hoare annotation was computed. [2020-11-30 03:19:01,425 INFO L274 CegarLoopResult]: For program point L1690(lines 1690 5198) no Hoare annotation was computed. [2020-11-30 03:19:01,425 INFO L274 CegarLoopResult]: For program point L1426(lines 1426 5221) no Hoare annotation was computed. [2020-11-30 03:19:01,425 INFO L274 CegarLoopResult]: For program point L237(lines 237 257) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 5244) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L2087(lines 2087 5164) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L2880(lines 2880 2891) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L370(lines 370 553) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L3277(lines 3277 3301) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L4070(lines 4070 4988) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L3806(lines 3806 5011) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L3542(lines 3542 5034) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L4467(lines 4467 4954) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L4864(lines 4864 4874) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1057) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L1826(lines 1826 5186) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L1562(lines 1562 5209) no Hoare annotation was computed. [2020-11-30 03:19:01,426 INFO L274 CegarLoopResult]: For program point L1298(lines 1298 5232) no Hoare annotation was computed. [2020-11-30 03:19:01,427 INFO L274 CegarLoopResult]: For program point L2223(lines 2223 5152) no Hoare annotation was computed. [2020-11-30 03:19:01,427 INFO L274 CegarLoopResult]: For program point L3016(lines 3016 3027) no Hoare annotation was computed. [2020-11-30 03:19:01,427 INFO L270 CegarLoopResult]: At program point L506(lines 360 554) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2020-11-30 03:19:01,427 INFO L274 CegarLoopResult]: For program point L3413(lines 3413 3437) no Hoare annotation was computed. [2020-11-30 03:19:01,427 INFO L274 CegarLoopResult]: For program point L4206(lines 4206 4976) no Hoare annotation was computed. [2020-11-30 03:19:01,427 INFO L274 CegarLoopResult]: For program point L3942(lines 3942 4999) no Hoare annotation was computed. [2020-11-30 03:19:01,427 INFO L274 CegarLoopResult]: For program point L3678(lines 3678 5022) no Hoare annotation was computed. [2020-11-30 03:19:01,427 INFO L274 CegarLoopResult]: For program point L4603(lines 4603 4942) no Hoare annotation was computed. [2020-11-30 03:19:01,427 INFO L274 CegarLoopResult]: For program point L772(lines 772 783) no Hoare annotation was computed. [2020-11-30 03:19:01,427 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,427 INFO L274 CegarLoopResult]: For program point L1169(lines 1169 1193) no Hoare annotation was computed. [2020-11-30 03:19:01,427 INFO L274 CegarLoopResult]: For program point L112(lines 112 119) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L1962(lines 1962 5174) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L1698(lines 1698 5197) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L1434(lines 1434 5220) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L377(lines 377 397) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L2359(lines 2359 5140) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L3152(lines 3152 3163) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L3549(lines 3549 3573) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L4342(lines 4342 4964) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L4078(lines 4078 4987) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L3814(lines 3814 5010) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L270 CegarLoopResult]: At program point L643(lines 128 645) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L908(lines 908 919) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L1305(lines 1305 1329) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L248(lines 248 255) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L2098(lines 2098 5162) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L1834(lines 1834 5185) no Hoare annotation was computed. [2020-11-30 03:19:01,428 INFO L270 CegarLoopResult]: At program point L4873(lines 4730 4922) the Hoare annotation is: (and (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~272 0)) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~271 0)) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~273 0)) (<= 61 ULTIMATE.start_main_~main__t~0) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~270 0)) (<= ULTIMATE.start_main_~main__t~0 ULTIMATE.start_main_~main__tagbuf_len~0)) [2020-11-30 03:19:01,428 INFO L274 CegarLoopResult]: For program point L4741(lines 4741 4763) no Hoare annotation was computed. [2020-11-30 03:19:01,429 INFO L274 CegarLoopResult]: For program point L1570(lines 1570 5208) no Hoare annotation was computed. [2020-11-30 03:19:01,429 INFO L274 CegarLoopResult]: For program point L2495(lines 2495 5128) no Hoare annotation was computed. [2020-11-30 03:19:01,429 INFO L274 CegarLoopResult]: For program point L3288(lines 3288 3299) no Hoare annotation was computed. [2020-11-30 03:19:01,429 INFO L274 CegarLoopResult]: For program point L3685(lines 3685 3709) no Hoare annotation was computed. [2020-11-30 03:19:01,429 INFO L274 CegarLoopResult]: For program point L4478(lines 4478 4952) no Hoare annotation was computed. [2020-11-30 03:19:01,429 INFO L274 CegarLoopResult]: For program point L4214(lines 4214 4975) no Hoare annotation was computed. [2020-11-30 03:19:01,429 INFO L274 CegarLoopResult]: For program point L3950(lines 3950 4998) no Hoare annotation was computed. [2020-11-30 03:19:01,429 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1055) no Hoare annotation was computed. [2020-11-30 03:19:01,429 INFO L274 CegarLoopResult]: For program point L1441(lines 1441 1465) no Hoare annotation was computed. [2020-11-30 03:19:01,429 INFO L274 CegarLoopResult]: For program point L2234(lines 2234 5150) no Hoare annotation was computed. [2020-11-30 03:19:01,429 INFO L274 CegarLoopResult]: For program point L1970(lines 1970 5173) no Hoare annotation was computed. [2020-11-30 03:19:01,429 INFO L274 CegarLoopResult]: For program point L1706(lines 1706 5196) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L2631(lines 2631 5116) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L517(lines 517 551) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L3424(lines 3424 3435) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L3821(lines 3821 3845) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L4614(lines 4614 4940) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L4350(lines 4350 4963) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L4086(lines 4086 4986) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L1180(lines 1180 1191) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L1577(lines 1577 1601) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L388(lines 388 395) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L2370(lines 2370 5138) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L2106(lines 2106 5161) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L1842(lines 1842 5184) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L2767(lines 2767 5104) no Hoare annotation was computed. [2020-11-30 03:19:01,430 INFO L274 CegarLoopResult]: For program point L3560(lines 3560 3571) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L3957(lines 3957 3981) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L4486(lines 4486 4951) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L4222(lines 4222 4974) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1327) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L4884(lines 4884 4919) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L1713(lines 1713 1737) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L524(lines 524 544) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L2506(lines 2506 5126) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L2242(lines 2242 5149) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L128(lines 128 645) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L1978(lines 1978 5172) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L2903(lines 2903 5092) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L3696(lines 3696 3707) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L4753(lines 4753 4761) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L4093(lines 4093 4117) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L4622(lines 4622 4939) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L4358(lines 4358 4962) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L659(lines 659 5290) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L1452(lines 1452 1463) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point L1849(lines 1849 1873) no Hoare annotation was computed. [2020-11-30 03:19:01,431 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L2642(lines 2642 5114) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L2378(lines 2378 5137) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L264(lines 264 599) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L132(lines 132 605) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L2114(lines 2114 5160) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L3039(lines 3039 5080) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L3832(lines 3832 3843) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L4229(lines 4229 4253) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L4494(lines 4494 4950) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L4891(lines 4891 4913) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L795(lines 795 5278) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L1588(lines 1588 1599) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L1985(lines 1985 2009) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L2778(lines 2778 5102) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L2514(lines 2514 5125) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L268(lines 268 558) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L2250(lines 2250 5148) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L3175(lines 3175 5068) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L4-2(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,432 INFO L274 CegarLoopResult]: For program point L3968(lines 3968 3979) no Hoare annotation was computed. [2020-11-30 03:19:01,433 INFO L274 CegarLoopResult]: For program point L4-4(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,433 INFO L274 CegarLoopResult]: For program point L4-6(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,433 INFO L274 CegarLoopResult]: For program point L4-8(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,433 INFO L274 CegarLoopResult]: For program point L4-10(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,433 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,433 INFO L274 CegarLoopResult]: For program point L4-12(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,433 INFO L274 CegarLoopResult]: For program point L4-14(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,433 INFO L274 CegarLoopResult]: For program point L4-16(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,433 INFO L274 CegarLoopResult]: For program point L4-18(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,433 INFO L274 CegarLoopResult]: For program point L4-20(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,433 INFO L274 CegarLoopResult]: For program point L4-22(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,433 INFO L274 CegarLoopResult]: For program point L4-24(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,434 INFO L274 CegarLoopResult]: For program point L4365(lines 4365 4389) no Hoare annotation was computed. [2020-11-30 03:19:01,434 INFO L274 CegarLoopResult]: For program point L4-26(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,434 INFO L274 CegarLoopResult]: For program point L4-28(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,434 INFO L274 CegarLoopResult]: For program point L4-30(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,434 INFO L274 CegarLoopResult]: For program point L4630(lines 4630 4938) no Hoare annotation was computed. [2020-11-30 03:19:01,434 INFO L274 CegarLoopResult]: For program point L931(lines 931 5266) no Hoare annotation was computed. [2020-11-30 03:19:01,434 INFO L274 CegarLoopResult]: For program point L1724(lines 1724 1735) no Hoare annotation was computed. [2020-11-30 03:19:01,434 INFO L274 CegarLoopResult]: For program point L535(lines 535 542) no Hoare annotation was computed. [2020-11-30 03:19:01,434 INFO L274 CegarLoopResult]: For program point L139(lines 139 194) no Hoare annotation was computed. [2020-11-30 03:19:01,434 INFO L274 CegarLoopResult]: For program point L2121(lines 2121 2145) no Hoare annotation was computed. [2020-11-30 03:19:01,434 INFO L274 CegarLoopResult]: For program point L2914(lines 2914 5090) no Hoare annotation was computed. [2020-11-30 03:19:01,434 INFO L274 CegarLoopResult]: For program point L2650(lines 2650 5113) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point L404(lines 404 552) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point L2386(lines 2386 5136) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point L3311(lines 3311 5056) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point L4104(lines 4104 4115) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point L4501(lines 4501 4525) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point L670(lines 670 5288) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point L1067(lines 1067 5254) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point L1860(lines 1860 1871) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point L275(lines 275 330) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point L2257(lines 2257 2281) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point L3050(lines 3050 5078) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point L2786(lines 2786 5101) no Hoare annotation was computed. [2020-11-30 03:19:01,435 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,436 INFO L274 CegarLoopResult]: For program point L2522(lines 2522 5124) no Hoare annotation was computed. [2020-11-30 03:19:01,436 INFO L274 CegarLoopResult]: For program point L408(lines 408 511) no Hoare annotation was computed. [2020-11-30 03:19:01,436 INFO L274 CegarLoopResult]: For program point L3447(lines 3447 5044) no Hoare annotation was computed. [2020-11-30 03:19:01,436 INFO L277 CegarLoopResult]: At program point L5297(lines 27 5300) the Hoare annotation is: true [2020-11-30 03:19:01,436 INFO L274 CegarLoopResult]: For program point L4240(lines 4240 4251) no Hoare annotation was computed. [2020-11-30 03:19:01,436 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,436 INFO L274 CegarLoopResult]: For program point L4637(lines 4637 4661) no Hoare annotation was computed. [2020-11-30 03:19:01,436 INFO L274 CegarLoopResult]: For program point L806(lines 806 5276) no Hoare annotation was computed. [2020-11-30 03:19:01,436 INFO L274 CegarLoopResult]: For program point L4770(lines 4770 4920) no Hoare annotation was computed. [2020-11-30 03:19:01,436 INFO L277 CegarLoopResult]: At program point L5299(lines 22 5301) the Hoare annotation is: true [2020-11-30 03:19:01,436 INFO L274 CegarLoopResult]: For program point L1203(lines 1203 5242) no Hoare annotation was computed. [2020-11-30 03:19:01,436 INFO L274 CegarLoopResult]: For program point L1996(lines 1996 2007) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L4903(lines 4903 4911) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L2393(lines 2393 2417) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L3186(lines 3186 5066) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L2922(lines 2922 5089) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L2658(lines 2658 5112) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L3583(lines 3583 5032) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L4376(lines 4376 4387) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L942(lines 942 5264) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L4774(lines 4774 4878) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L678(lines 678 5287) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L1339(lines 1339 5230) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L150(lines 150 192) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L2132(lines 2132 2143) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L2529(lines 2529 2553) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L415(lines 415 470) no Hoare annotation was computed. [2020-11-30 03:19:01,437 INFO L274 CegarLoopResult]: For program point L3322(lines 3322 5054) no Hoare annotation was computed. [2020-11-30 03:19:01,438 INFO L274 CegarLoopResult]: For program point L3058(lines 3058 5077) no Hoare annotation was computed. [2020-11-30 03:19:01,438 INFO L274 CegarLoopResult]: For program point L2794(lines 2794 5100) no Hoare annotation was computed. [2020-11-30 03:19:01,438 INFO L274 CegarLoopResult]: For program point L3719(lines 3719 5020) no Hoare annotation was computed. [2020-11-30 03:19:01,438 INFO L274 CegarLoopResult]: For program point L4512(lines 4512 4523) no Hoare annotation was computed. [2020-11-30 03:19:01,438 INFO L274 CegarLoopResult]: For program point L1078(lines 1078 5252) no Hoare annotation was computed. [2020-11-30 03:19:01,438 INFO L274 CegarLoopResult]: For program point L814(lines 814 5275) no Hoare annotation was computed. [2020-11-30 03:19:01,438 INFO L270 CegarLoopResult]: At program point L550(lines 404 552) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2020-11-30 03:19:01,438 INFO L274 CegarLoopResult]: For program point L1475(lines 1475 5218) no Hoare annotation was computed. [2020-11-30 03:19:01,438 INFO L274 CegarLoopResult]: For program point L286(lines 286 328) no Hoare annotation was computed. [2020-11-30 03:19:01,438 INFO L274 CegarLoopResult]: For program point L2268(lines 2268 2279) no Hoare annotation was computed. [2020-11-30 03:19:01,438 INFO L274 CegarLoopResult]: For program point L2665(lines 2665 2689) no Hoare annotation was computed. [2020-11-30 03:19:01,439 INFO L274 CegarLoopResult]: For program point L3458(lines 3458 5042) no Hoare annotation was computed. [2020-11-30 03:19:01,440 INFO L274 CegarLoopResult]: For program point L3194(lines 3194 5065) no Hoare annotation was computed. [2020-11-30 03:19:01,440 INFO L274 CegarLoopResult]: For program point L2930(lines 2930 5088) no Hoare annotation was computed. [2020-11-30 03:19:01,440 INFO L274 CegarLoopResult]: For program point L3855(lines 3855 5008) no Hoare annotation was computed. [2020-11-30 03:19:01,440 INFO L274 CegarLoopResult]: For program point L4648(lines 4648 4659) no Hoare annotation was computed. [2020-11-30 03:19:01,440 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,441 INFO L274 CegarLoopResult]: For program point L4781(lines 4781 4840) no Hoare annotation was computed. [2020-11-30 03:19:01,441 INFO L274 CegarLoopResult]: For program point L1214(lines 1214 5240) no Hoare annotation was computed. [2020-11-30 03:19:01,442 INFO L274 CegarLoopResult]: For program point L950(lines 950 5263) no Hoare annotation was computed. [2020-11-30 03:19:01,442 INFO L274 CegarLoopResult]: For program point L686(lines 686 5286) no Hoare annotation was computed. [2020-11-30 03:19:01,442 INFO L274 CegarLoopResult]: For program point L1611(lines 1611 5206) no Hoare annotation was computed. [2020-11-30 03:19:01,442 INFO L274 CegarLoopResult]: For program point L2404(lines 2404 2415) no Hoare annotation was computed. [2020-11-30 03:19:01,442 INFO L274 CegarLoopResult]: For program point L158(lines 158 191) no Hoare annotation was computed. [2020-11-30 03:19:01,442 INFO L274 CegarLoopResult]: For program point L2801(lines 2801 2825) no Hoare annotation was computed. [2020-11-30 03:19:01,442 INFO L274 CegarLoopResult]: For program point L3594(lines 3594 5030) no Hoare annotation was computed. [2020-11-30 03:19:01,443 INFO L274 CegarLoopResult]: For program point L3330(lines 3330 5053) no Hoare annotation was computed. [2020-11-30 03:19:01,443 INFO L274 CegarLoopResult]: For program point L27(lines 27 5300) no Hoare annotation was computed. [2020-11-30 03:19:01,443 INFO L274 CegarLoopResult]: For program point L3066(lines 3066 5076) no Hoare annotation was computed. [2020-11-30 03:19:01,443 INFO L274 CegarLoopResult]: For program point L3991(lines 3991 4996) no Hoare annotation was computed. [2020-11-30 03:19:01,443 INFO L274 CegarLoopResult]: For program point L1350(lines 1350 5228) no Hoare annotation was computed. [2020-11-30 03:19:01,443 INFO L274 CegarLoopResult]: For program point L1086(lines 1086 5251) no Hoare annotation was computed. [2020-11-30 03:19:01,443 INFO L270 CegarLoopResult]: At program point L4918(lines 4770 4920) the Hoare annotation is: (and (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~272 0)) (< ULTIMATE.start_main_~main__t~0 ULTIMATE.start_main_~main__tagbuf_len~0) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~271 0)) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~273 0)) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~270 0)) (<= 61 ULTIMATE.start_main_~main__t~0)) [2020-11-30 03:19:01,444 INFO L274 CegarLoopResult]: For program point L822(lines 822 5274) no Hoare annotation was computed. [2020-11-30 03:19:01,444 INFO L274 CegarLoopResult]: For program point L1747(lines 1747 5194) no Hoare annotation was computed. [2020-11-30 03:19:01,444 INFO L274 CegarLoopResult]: For program point L2540(lines 2540 2551) no Hoare annotation was computed. [2020-11-30 03:19:01,444 INFO L274 CegarLoopResult]: For program point L426(lines 426 468) no Hoare annotation was computed. [2020-11-30 03:19:01,444 INFO L274 CegarLoopResult]: For program point L294(lines 294 327) no Hoare annotation was computed. [2020-11-30 03:19:01,444 INFO L274 CegarLoopResult]: For program point L2937(lines 2937 2961) no Hoare annotation was computed. [2020-11-30 03:19:01,445 INFO L274 CegarLoopResult]: For program point L3730(lines 3730 5018) no Hoare annotation was computed. [2020-11-30 03:19:01,445 INFO L274 CegarLoopResult]: For program point L3466(lines 3466 5041) no Hoare annotation was computed. [2020-11-30 03:19:01,445 INFO L274 CegarLoopResult]: For program point L3202(lines 3202 5064) no Hoare annotation was computed. [2020-11-30 03:19:01,445 INFO L274 CegarLoopResult]: For program point L31(lines 31 5293) no Hoare annotation was computed. [2020-11-30 03:19:01,445 INFO L274 CegarLoopResult]: For program point L4127(lines 4127 4984) no Hoare annotation was computed. [2020-11-30 03:19:01,445 INFO L274 CegarLoopResult]: For program point L693(lines 693 717) no Hoare annotation was computed. [2020-11-30 03:19:01,445 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 5216) no Hoare annotation was computed. [2020-11-30 03:19:01,445 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 5239) no Hoare annotation was computed. [2020-11-30 03:19:01,445 INFO L274 CegarLoopResult]: For program point L165(lines 165 185) no Hoare annotation was computed. [2020-11-30 03:19:01,446 INFO L274 CegarLoopResult]: For program point L958(lines 958 5262) no Hoare annotation was computed. [2020-11-30 03:19:01,446 INFO L274 CegarLoopResult]: For program point L1883(lines 1883 5182) no Hoare annotation was computed. [2020-11-30 03:19:01,446 INFO L274 CegarLoopResult]: For program point L2676(lines 2676 2687) no Hoare annotation was computed. [2020-11-30 03:19:01,446 INFO L270 CegarLoopResult]: At program point L4658(lines 68 5292) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2020-11-30 03:19:01,447 INFO L274 CegarLoopResult]: For program point L3073(lines 3073 3097) no Hoare annotation was computed. [2020-11-30 03:19:01,447 INFO L274 CegarLoopResult]: For program point L3866(lines 3866 5006) no Hoare annotation was computed. [2020-11-30 03:19:01,447 INFO L274 CegarLoopResult]: For program point L3602(lines 3602 5029) no Hoare annotation was computed. [2020-11-30 03:19:01,447 INFO L274 CegarLoopResult]: For program point L3338(lines 3338 5052) no Hoare annotation was computed. [2020-11-30 03:19:01,447 INFO L274 CegarLoopResult]: For program point L4263(lines 4263 4972) no Hoare annotation was computed. [2020-11-30 03:19:01,447 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,447 INFO L274 CegarLoopResult]: For program point L564(lines 564 598) no Hoare annotation was computed. [2020-11-30 03:19:01,447 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,447 INFO L274 CegarLoopResult]: For program point L829(lines 829 853) no Hoare annotation was computed. [2020-11-30 03:19:01,447 INFO L274 CegarLoopResult]: For program point L4793(lines 4793 4838) no Hoare annotation was computed. [2020-11-30 03:19:01,448 INFO L274 CegarLoopResult]: For program point L1622(lines 1622 5204) no Hoare annotation was computed. [2020-11-30 03:19:01,448 INFO L274 CegarLoopResult]: For program point L1358(lines 1358 5227) no Hoare annotation was computed. [2020-11-30 03:19:01,448 INFO L274 CegarLoopResult]: For program point L301(lines 301 321) no Hoare annotation was computed. [2020-11-30 03:19:01,448 INFO L274 CegarLoopResult]: For program point L1094(lines 1094 5250) no Hoare annotation was computed. [2020-11-30 03:19:01,449 INFO L274 CegarLoopResult]: For program point L2019(lines 2019 5170) no Hoare annotation was computed. [2020-11-30 03:19:01,449 INFO L274 CegarLoopResult]: For program point L2812(lines 2812 2823) no Hoare annotation was computed. [2020-11-30 03:19:01,449 INFO L274 CegarLoopResult]: For program point L434(lines 434 467) no Hoare annotation was computed. [2020-11-30 03:19:01,449 INFO L274 CegarLoopResult]: For program point L3209(lines 3209 3233) no Hoare annotation was computed. [2020-11-30 03:19:01,449 INFO L274 CegarLoopResult]: For program point L4002(lines 4002 4994) no Hoare annotation was computed. [2020-11-30 03:19:01,449 INFO L274 CegarLoopResult]: For program point L3738(lines 3738 5017) no Hoare annotation was computed. [2020-11-30 03:19:01,450 INFO L274 CegarLoopResult]: For program point L3474(lines 3474 5040) no Hoare annotation was computed. [2020-11-30 03:19:01,450 INFO L274 CegarLoopResult]: For program point L4399(lines 4399 4960) no Hoare annotation was computed. [2020-11-30 03:19:01,450 INFO L274 CegarLoopResult]: For program point L39(lines 39 61) no Hoare annotation was computed. [2020-11-30 03:19:01,450 INFO L274 CegarLoopResult]: For program point L965(lines 965 989) no Hoare annotation was computed. [2020-11-30 03:19:01,450 INFO L274 CegarLoopResult]: For program point L1758(lines 1758 5192) no Hoare annotation was computed. [2020-11-30 03:19:01,450 INFO L274 CegarLoopResult]: For program point L1494(lines 1494 5215) no Hoare annotation was computed. [2020-11-30 03:19:01,450 INFO L274 CegarLoopResult]: For program point L1230(lines 1230 5238) no Hoare annotation was computed. [2020-11-30 03:19:01,450 INFO L274 CegarLoopResult]: For program point L2155(lines 2155 5158) no Hoare annotation was computed. [2020-11-30 03:19:01,451 INFO L274 CegarLoopResult]: For program point L2948(lines 2948 2959) no Hoare annotation was computed. [2020-11-30 03:19:01,451 INFO L274 CegarLoopResult]: For program point L3345(lines 3345 3369) no Hoare annotation was computed. [2020-11-30 03:19:01,451 INFO L274 CegarLoopResult]: For program point L4138(lines 4138 4982) no Hoare annotation was computed. [2020-11-30 03:19:01,451 INFO L270 CegarLoopResult]: At program point L4931(lines 4665 4938) the Hoare annotation is: (and (< ULTIMATE.start_main_~main__t~0 ULTIMATE.start_main_~main__tagbuf_len~0) (<= 59 ULTIMATE.start_main_~main__t~0)) [2020-11-30 03:19:01,451 INFO L274 CegarLoopResult]: For program point L3874(lines 3874 5005) no Hoare annotation was computed. [2020-11-30 03:19:01,452 INFO L274 CegarLoopResult]: For program point L571(lines 571 591) no Hoare annotation was computed. [2020-11-30 03:19:01,452 INFO L274 CegarLoopResult]: For program point L3610(lines 3610 5028) no Hoare annotation was computed. [2020-11-30 03:19:01,452 INFO L274 CegarLoopResult]: For program point L4535(lines 4535 4948) no Hoare annotation was computed. [2020-11-30 03:19:01,452 INFO L274 CegarLoopResult]: For program point L704(lines 704 715) no Hoare annotation was computed. [2020-11-30 03:19:01,452 INFO L274 CegarLoopResult]: For program point L176(lines 176 183) no Hoare annotation was computed. [2020-11-30 03:19:01,452 INFO L274 CegarLoopResult]: For program point L1101(lines 1101 1125) no Hoare annotation was computed. [2020-11-30 03:19:01,452 INFO L274 CegarLoopResult]: For program point L1894(lines 1894 5180) no Hoare annotation was computed. [2020-11-30 03:19:01,452 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 5203) no Hoare annotation was computed. [2020-11-30 03:19:01,452 INFO L274 CegarLoopResult]: For program point L441(lines 441 461) no Hoare annotation was computed. [2020-11-30 03:19:01,452 INFO L274 CegarLoopResult]: For program point L1366(lines 1366 5226) no Hoare annotation was computed. [2020-11-30 03:19:01,452 INFO L274 CegarLoopResult]: For program point L2291(lines 2291 5146) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L3084(lines 3084 3095) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L4802(lines 4802 4837) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L3481(lines 3481 3505) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L4274(lines 4274 4970) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L4010(lines 4010 4993) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L3746(lines 3746 5016) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L840(lines 840 851) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L312(lines 312 319) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L1237(lines 1237 1261) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L2030(lines 2030 5168) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L1766(lines 1766 5191) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L1502(lines 1502 5214) no Hoare annotation was computed. [2020-11-30 03:19:01,453 INFO L274 CegarLoopResult]: For program point L2427(lines 2427 5134) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L3220(lines 3220 3231) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L3617(lines 3617 3641) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L4410(lines 4410 4958) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L4146(lines 4146 4981) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L3882(lines 3882 5004) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L51(lines 51 59) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L976(lines 976 987) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L4676(lines 4676 4936) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L1373(lines 1373 1397) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L2166(lines 2166 5156) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L1902(lines 1902 5179) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L4809(lines 4809 4831) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L1638(lines 1638 5202) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L2563(lines 2563 5122) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L3356(lines 3356 3367) no Hoare annotation was computed. [2020-11-30 03:19:01,454 INFO L274 CegarLoopResult]: For program point L3753(lines 3753 3777) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L582(lines 582 589) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L4546(lines 4546 4946) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L4282(lines 4282 4969) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L4018(lines 4018 4992) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L1112(lines 1112 1123) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L1509(lines 1509 1533) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L452(lines 452 459) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L2302(lines 2302 5144) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L2038(lines 2038 5167) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L1774(lines 1774 5190) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L2699(lines 2699 5110) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L3492(lines 3492 3503) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L3889(lines 3889 3913) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L4418(lines 4418 4957) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 03:19:01,455 INFO L274 CegarLoopResult]: For program point L4154(lines 4154 4980) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L1248(lines 1248 1259) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L1645(lines 1645 1669) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L2438(lines 2438 5132) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L2174(lines 2174 5155) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L1910(lines 1910 5178) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L2835(lines 2835 5098) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L3628(lines 3628 3639) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L4025(lines 4025 4049) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L4554(lines 4554 4945) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L4290(lines 4290 4968) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L1384(lines 1384 1395) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L1781(lines 1781 1805) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L2574(lines 2574 5120) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L4688(lines 4688 4934) no Hoare annotation was computed. [2020-11-30 03:19:01,456 INFO L274 CegarLoopResult]: For program point L2310(lines 2310 5143) no Hoare annotation was computed. [2020-11-30 03:19:01,457 INFO L274 CegarLoopResult]: For program point L2046(lines 2046 5166) no Hoare annotation was computed. [2020-11-30 03:19:01,457 INFO L274 CegarLoopResult]: For program point L2971(lines 2971 5086) no Hoare annotation was computed. [2020-11-30 03:19:01,457 INFO L274 CegarLoopResult]: For program point L3764(lines 3764 3775) no Hoare annotation was computed. [2020-11-30 03:19:01,457 INFO L274 CegarLoopResult]: For program point L4821(lines 4821 4829) no Hoare annotation was computed. [2020-11-30 03:19:01,457 INFO L274 CegarLoopResult]: For program point L4161(lines 4161 4185) no Hoare annotation was computed. [2020-11-30 03:19:01,457 INFO L274 CegarLoopResult]: For program point L4426(lines 4426 4956) no Hoare annotation was computed. [2020-11-30 03:19:01,457 INFO L274 CegarLoopResult]: For program point L727(lines 727 5284) no Hoare annotation was computed. [2020-11-30 03:19:01,458 INFO L274 CegarLoopResult]: For program point L1520(lines 1520 1531) no Hoare annotation was computed. [2020-11-30 03:19:01,458 INFO L274 CegarLoopResult]: For program point L1917(lines 1917 1941) no Hoare annotation was computed. [2020-11-30 03:19:01,458 INFO L274 CegarLoopResult]: For program point L2710(lines 2710 5108) no Hoare annotation was computed. [2020-11-30 03:19:01,458 INFO L274 CegarLoopResult]: For program point L2446(lines 2446 5131) no Hoare annotation was computed. [2020-11-30 03:19:01,458 INFO L274 CegarLoopResult]: For program point L2182(lines 2182 5154) no Hoare annotation was computed. [2020-11-30 03:19:01,458 INFO L274 CegarLoopResult]: For program point L68(lines 68 5292) no Hoare annotation was computed. [2020-11-30 03:19:01,458 INFO L274 CegarLoopResult]: For program point L3107(lines 3107 5074) no Hoare annotation was computed. [2020-11-30 03:19:01,459 INFO L274 CegarLoopResult]: For program point L3900(lines 3900 3911) no Hoare annotation was computed. [2020-11-30 03:19:01,459 INFO L270 CegarLoopResult]: At program point L597(lines 264 599) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2020-11-30 03:19:01,459 INFO L274 CegarLoopResult]: For program point L4297(lines 4297 4321) no Hoare annotation was computed. [2020-11-30 03:19:01,459 INFO L274 CegarLoopResult]: For program point L4562(lines 4562 4944) no Hoare annotation was computed. [2020-11-30 03:19:01,459 INFO L274 CegarLoopResult]: For program point L863(lines 863 5272) no Hoare annotation was computed. [2020-11-30 03:19:01,459 INFO L274 CegarLoopResult]: For program point L1656(lines 1656 1667) no Hoare annotation was computed. [2020-11-30 03:19:01,459 INFO L270 CegarLoopResult]: At program point L335(lines 268 558) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2020-11-30 03:19:01,459 INFO L274 CegarLoopResult]: For program point L2053(lines 2053 2077) no Hoare annotation was computed. [2020-11-30 03:19:01,459 INFO L274 CegarLoopResult]: For program point L2846(lines 2846 5096) no Hoare annotation was computed. [2020-11-30 03:19:01,459 INFO L274 CegarLoopResult]: For program point L2582(lines 2582 5119) no Hoare annotation was computed. [2020-11-30 03:19:01,459 INFO L274 CegarLoopResult]: For program point L2318(lines 2318 5142) no Hoare annotation was computed. [2020-11-30 03:19:01,459 INFO L274 CegarLoopResult]: For program point L3243(lines 3243 5062) no Hoare annotation was computed. [2020-11-30 03:19:01,460 INFO L274 CegarLoopResult]: For program point L4036(lines 4036 4047) no Hoare annotation was computed. [2020-11-30 03:19:01,460 INFO L274 CegarLoopResult]: For program point L4697(lines 4697 4933) no Hoare annotation was computed. [2020-11-30 03:19:01,460 INFO L274 CegarLoopResult]: For program point L4433(lines 4433 4457) no Hoare annotation was computed. [2020-11-30 03:19:01,460 INFO L274 CegarLoopResult]: For program point L206(lines 206 603) no Hoare annotation was computed. [2020-11-30 03:19:01,460 INFO L274 CegarLoopResult]: For program point L999(lines 999 5260) no Hoare annotation was computed. [2020-11-30 03:19:01,460 INFO L274 CegarLoopResult]: For program point L1792(lines 1792 1803) no Hoare annotation was computed. [2020-11-30 03:19:01,460 INFO L270 CegarLoopResult]: At program point L4699(lines 31 5293) the Hoare annotation is: (and (<= 0 ULTIMATE.start_main_~main__t~0) (<= ULTIMATE.start_main_~main__t~0 ULTIMATE.start_main_~main__tagbuf_len~0)) [2020-11-30 03:19:01,460 INFO L274 CegarLoopResult]: For program point L2189(lines 2189 2213) no Hoare annotation was computed. [2020-11-30 03:19:01,460 INFO L274 CegarLoopResult]: For program point L75(lines 75 649) no Hoare annotation was computed. [2020-11-30 03:19:01,460 INFO L274 CegarLoopResult]: For program point L2982(lines 2982 5084) no Hoare annotation was computed. [2020-11-30 03:19:01,460 INFO L274 CegarLoopResult]: For program point L2718(lines 2718 5107) no Hoare annotation was computed. [2020-11-30 03:19:01,460 INFO L274 CegarLoopResult]: For program point L2454(lines 2454 5130) no Hoare annotation was computed. [2020-11-30 03:19:01,460 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,461 INFO L274 CegarLoopResult]: For program point L3379(lines 3379 5050) no Hoare annotation was computed. [2020-11-30 03:19:01,461 INFO L274 CegarLoopResult]: For program point L4172(lines 4172 4183) no Hoare annotation was computed. [2020-11-30 03:19:01,461 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,461 INFO L274 CegarLoopResult]: For program point L4569(lines 4569 4593) no Hoare annotation was computed. [2020-11-30 03:19:01,461 INFO L274 CegarLoopResult]: For program point L738(lines 738 5282) no Hoare annotation was computed. [2020-11-30 03:19:01,461 INFO L274 CegarLoopResult]: For program point L1135(lines 1135 5248) no Hoare annotation was computed. [2020-11-30 03:19:01,461 INFO L274 CegarLoopResult]: For program point L1928(lines 1928 1939) no Hoare annotation was computed. [2020-11-30 03:19:01,461 INFO L270 CegarLoopResult]: At program point L475(lines 408 511) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2020-11-30 03:19:01,461 INFO L274 CegarLoopResult]: For program point L2325(lines 2325 2349) no Hoare annotation was computed. [2020-11-30 03:19:01,461 INFO L274 CegarLoopResult]: For program point L3118(lines 3118 5072) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L2854(lines 2854 5095) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L2590(lines 2590 5118) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L3515(lines 3515 5038) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L344(lines 344 556) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L4308(lines 4308 4319) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L4705(lines 4705 4932) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L874(lines 874 5270) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L1271(lines 1271 5236) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L2064(lines 2064 2075) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L611(lines 611 644) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L2461(lines 2461 2485) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L3254(lines 3254 5060) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L2990(lines 2990 5083) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L2726(lines 2726 5106) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L3651(lines 3651 5026) no Hoare annotation was computed. [2020-11-30 03:19:01,462 INFO L274 CegarLoopResult]: For program point L4444(lines 4444 4455) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L217(lines 217 601) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L1010(lines 1010 5258) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L746(lines 746 5281) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L1407(lines 1407 5224) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L2200(lines 2200 2211) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L86(lines 86 647) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L2597(lines 2597 2621) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L3390(lines 3390 5048) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L3126(lines 3126 5071) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L2862(lines 2862 5094) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L3787(lines 3787 5014) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L4712(lines 4712 4924) no Hoare annotation was computed. [2020-11-30 03:19:01,463 INFO L274 CegarLoopResult]: For program point L484(lines 484 509) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L4580(lines 4580 4591) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L1146(lines 1146 5246) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L882(lines 882 5269) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L618(lines 618 638) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L1543(lines 1543 5212) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L2336(lines 2336 2347) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L2733(lines 2733 2757) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L3526(lines 3526 5036) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L355(lines 355 554) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L3262(lines 3262 5059) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L2998(lines 2998 5082) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L3923(lines 3923 5002) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 5234) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L1018(lines 1018 5257) no Hoare annotation was computed. [2020-11-30 03:19:01,464 INFO L274 CegarLoopResult]: For program point L754(lines 754 5280) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L1679(lines 1679 5200) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L2472(lines 2472 2483) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L94(lines 94 646) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L2869(lines 2869 2893) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L3662(lines 3662 5024) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L3398(lines 3398 5047) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L3134(lines 3134 5070) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L4059(lines 4059 4990) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L4852(lines 4852 4876) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L1418(lines 1418 5222) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L1154(lines 1154 5245) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L890(lines 890 5268) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L1815(lines 1815 5188) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L2608(lines 2608 2619) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L230(lines 230 600) no Hoare annotation was computed. [2020-11-30 03:19:01,465 INFO L274 CegarLoopResult]: For program point L3005(lines 3005 3029) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point L3798(lines 3798 5012) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point L495(lines 495 507) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point L3534(lines 3534 5035) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point L3270(lines 3270 5058) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point L4195(lines 4195 4978) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point L4724(lines 4724 4922) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point L761(lines 761 785) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point L629(lines 629 636) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point L1554(lines 1554 5210) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point L1290(lines 1290 5233) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point L101(lines 101 121) no Hoare annotation was computed. [2020-11-30 03:19:01,466 INFO L274 CegarLoopResult]: For program point L1026(lines 1026 5256) no Hoare annotation was computed. [2020-11-30 03:19:01,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 03:19:01 BoogieIcfgContainer [2020-11-30 03:19:01,487 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 03:19:01,487 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 03:19:01,488 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 03:19:01,488 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 03:19:01,488 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 03:18:27" (3/4) ... [2020-11-30 03:19:01,492 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 03:19:01,547 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-30 03:19:01,554 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-30 03:19:01,560 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 03:19:01,567 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 03:19:01,961 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f7744c5e-d5c8-44bf-85a4-492713cf85dc/bin/utaipan/witness.graphml [2020-11-30 03:19:01,961 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 03:19:01,963 INFO L168 Benchmark]: Toolchain (without parser) took 39757.20 ms. Allocated memory was 125.8 MB in the beginning and 578.8 MB in the end (delta: 453.0 MB). Free memory was 91.6 MB in the beginning and 519.7 MB in the end (delta: -428.1 MB). Peak memory consumption was 358.2 MB. Max. memory is 16.1 GB. [2020-11-30 03:19:01,966 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 83.9 MB. Free memory is still 41.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 03:19:01,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1488.59 ms. Allocated memory is still 125.8 MB. Free memory was 91.6 MB in the beginning and 61.6 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-11-30 03:19:01,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.27 ms. Allocated memory is still 125.8 MB. Free memory was 61.6 MB in the beginning and 50.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 03:19:01,967 INFO L168 Benchmark]: Boogie Preprocessor took 117.56 ms. Allocated memory is still 125.8 MB. Free memory was 50.6 MB in the beginning and 42.7 MB in the end (delta: 7.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 03:19:01,968 INFO L168 Benchmark]: RCFGBuilder took 3184.98 ms. Allocated memory was 125.8 MB in the beginning and 213.9 MB in the end (delta: 88.1 MB). Free memory was 42.7 MB in the beginning and 167.1 MB in the end (delta: -124.3 MB). Peak memory consumption was 40.7 MB. Max. memory is 16.1 GB. [2020-11-30 03:19:01,968 INFO L168 Benchmark]: TraceAbstraction took 34312.42 ms. Allocated memory was 213.9 MB in the beginning and 578.8 MB in the end (delta: 364.9 MB). Free memory was 167.1 MB in the beginning and 236.5 MB in the end (delta: -69.4 MB). Peak memory consumption was 294.5 MB. Max. memory is 16.1 GB. [2020-11-30 03:19:01,969 INFO L168 Benchmark]: Witness Printer took 473.45 ms. Allocated memory is still 578.8 MB. Free memory was 236.5 MB in the beginning and 519.7 MB in the end (delta: -283.2 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. [2020-11-30 03:19:01,971 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 83.9 MB. Free memory is still 41.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1488.59 ms. Allocated memory is still 125.8 MB. Free memory was 91.6 MB in the beginning and 61.6 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 170.27 ms. Allocated memory is still 125.8 MB. Free memory was 61.6 MB in the beginning and 50.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 117.56 ms. Allocated memory is still 125.8 MB. Free memory was 50.6 MB in the beginning and 42.7 MB in the end (delta: 7.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3184.98 ms. Allocated memory was 125.8 MB in the beginning and 213.9 MB in the end (delta: 88.1 MB). Free memory was 42.7 MB in the beginning and 167.1 MB in the end (delta: -124.3 MB). Peak memory consumption was 40.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 34312.42 ms. Allocated memory was 213.9 MB in the beginning and 578.8 MB in the end (delta: 364.9 MB). Free memory was 167.1 MB in the beginning and 236.5 MB in the end (delta: -69.4 MB). Peak memory consumption was 294.5 MB. Max. memory is 16.1 GB. * Witness Printer took 473.45 ms. Allocated memory is still 578.8 MB. Free memory was 236.5 MB in the beginning and 519.7 MB in the end (delta: -283.2 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 4665]: Loop Invariant Derived loop invariant: main__t < main__tagbuf_len && 59 <= main__t - InvariantResult [Line: 4770]: Loop Invariant Derived loop invariant: ((((!(__VERIFIER_assert__cond == 0) && main__t < main__tagbuf_len) && !(__VERIFIER_assert__cond == 0)) && !(__VERIFIER_assert__cond == 0)) && !(__VERIFIER_assert__cond == 0)) && 61 <= main__t - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4730]: Loop Invariant Derived loop invariant: ((((!(__VERIFIER_assert__cond == 0) && !(__VERIFIER_assert__cond == 0)) && !(__VERIFIER_assert__cond == 0)) && 61 <= main__t) && !(__VERIFIER_assert__cond == 0)) && main__t <= main__tagbuf_len - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: 0 <= main__t && main__t <= main__tagbuf_len - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 0 <= main__t - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 473 locations, 16 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 33.7s, OverallIterations: 16, TraceHistogramMax: 1, AutomataDifference: 16.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1774 SDtfs, 31174 SDslu, 1861 SDs, 0 SdLazy, 11360 SolverSat, 9093 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 409 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 372 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 12.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=473occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 16 MinimizatonAttempts, 92 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 13 PreInvPairs, 19 NumberOfFragments, 83 HoareAnnotationTreeSize, 13 FomulaSimplifications, 3607 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 13 FomulaSimplificationsInter, 1133 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 13.7s InterpolantComputationTime, 3524 NumberOfCodeBlocks, 3524 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3508 ConstructedInterpolants, 0 QuantifiedInterpolants, 1775771 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 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...