./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label42.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44023b61bb3a82c7e25464341011cd83fba25411 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 15:02:21,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 15:02:21,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 15:02:21,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 15:02:21,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 15:02:21,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 15:02:21,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 15:02:21,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 15:02:21,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 15:02:21,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 15:02:21,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 15:02:21,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 15:02:21,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 15:02:21,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 15:02:21,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 15:02:21,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 15:02:21,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 15:02:21,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 15:02:21,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 15:02:21,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 15:02:21,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 15:02:21,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 15:02:21,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 15:02:21,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 15:02:21,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 15:02:21,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 15:02:21,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 15:02:21,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 15:02:21,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 15:02:21,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 15:02:21,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 15:02:21,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 15:02:21,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 15:02:21,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 15:02:21,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 15:02:21,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 15:02:21,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 15:02:21,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 15:02:21,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 15:02:21,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 15:02:21,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 15:02:21,962 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-01 15:02:22,000 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 15:02:22,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 15:02:22,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 15:02:22,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 15:02:22,002 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 15:02:22,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 15:02:22,003 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 15:02:22,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 15:02:22,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 15:02:22,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 15:02:22,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 15:02:22,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 15:02:22,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 15:02:22,005 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 15:02:22,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 15:02:22,005 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 15:02:22,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 15:02:22,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 15:02:22,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 15:02:22,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 15:02:22,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 15:02:22,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 15:02:22,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 15:02:22,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 15:02:22,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 15:02:22,007 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 15:02:22,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 15:02:22,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 15:02:22,008 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 15:02:22,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44023b61bb3a82c7e25464341011cd83fba25411 [2020-12-01 15:02:22,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 15:02:22,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 15:02:22,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 15:02:22,354 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 15:02:22,355 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 15:02:22,356 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem17_label42.c [2020-12-01 15:02:22,441 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/data/98fe37efb/581cb2eeb44a498a9bbc71f1b8ae21c2/FLAG7df1290f3 [2020-12-01 15:02:23,267 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 15:02:23,268 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/sv-benchmarks/c/eca-rers2012/Problem17_label42.c [2020-12-01 15:02:23,296 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/data/98fe37efb/581cb2eeb44a498a9bbc71f1b8ae21c2/FLAG7df1290f3 [2020-12-01 15:02:23,316 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/data/98fe37efb/581cb2eeb44a498a9bbc71f1b8ae21c2 [2020-12-01 15:02:23,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 15:02:23,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 15:02:23,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 15:02:23,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 15:02:23,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 15:02:23,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:02:23" (1/1) ... [2020-12-01 15:02:23,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc4d536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:23, skipping insertion in model container [2020-12-01 15:02:23,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:02:23" (1/1) ... [2020-12-01 15:02:23,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 15:02:23,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 15:02:24,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:02:24,645 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 15:02:25,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:02:25,073 INFO L208 MainTranslator]: Completed translation [2020-12-01 15:02:25,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:25 WrapperNode [2020-12-01 15:02:25,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 15:02:25,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 15:02:25,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 15:02:25,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 15:02:25,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:25" (1/1) ... [2020-12-01 15:02:25,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:25" (1/1) ... [2020-12-01 15:02:25,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 15:02:25,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 15:02:25,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 15:02:25,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 15:02:25,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:25" (1/1) ... [2020-12-01 15:02:25,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:25" (1/1) ... [2020-12-01 15:02:25,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:25" (1/1) ... [2020-12-01 15:02:25,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:25" (1/1) ... [2020-12-01 15:02:25,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:25" (1/1) ... [2020-12-01 15:02:25,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:25" (1/1) ... [2020-12-01 15:02:25,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:25" (1/1) ... [2020-12-01 15:02:25,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 15:02:25,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 15:02:25,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 15:02:25,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 15:02:25,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 15:02:25,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 15:02:25,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 15:02:25,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 15:02:25,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 15:02:29,994 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 15:02:29,994 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 15:02:29,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:02:29 BoogieIcfgContainer [2020-12-01 15:02:29,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 15:02:29,999 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-01 15:02:29,999 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-01 15:02:30,003 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-01 15:02:30,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 03:02:23" (1/3) ... [2020-12-01 15:02:30,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d19b117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:02:30, skipping insertion in model container [2020-12-01 15:02:30,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:25" (2/3) ... [2020-12-01 15:02:30,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d19b117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:02:30, skipping insertion in model container [2020-12-01 15:02:30,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:02:29" (3/3) ... [2020-12-01 15:02:30,006 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem17_label42.c [2020-12-01 15:02:30,023 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-01 15:02:30,028 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-01 15:02:30,039 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-01 15:02:30,082 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-01 15:02:30,082 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-01 15:02:30,083 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-01 15:02:30,083 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-01 15:02:30,083 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-01 15:02:30,083 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-01 15:02:30,083 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-01 15:02:30,083 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-01 15:02:30,118 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states. [2020-12-01 15:02:30,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 15:02:30,124 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:02:30,125 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] [2020-12-01 15:02:30,125 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:02:30,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:02:30,129 INFO L82 PathProgramCache]: Analyzing trace with hash 2102454322, now seen corresponding path program 1 times [2020-12-01 15:02:30,138 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:02:30,139 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218789726] [2020-12-01 15:02:30,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:02:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:02:30,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:02:30,466 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218789726] [2020-12-01 15:02:30,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:02:30,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:02:30,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452619151] [2020-12-01 15:02:30,472 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:02:30,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:02:30,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:02:30,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:30,490 INFO L87 Difference]: Start difference. First operand 591 states. Second operand 3 states. [2020-12-01 15:02:34,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:02:34,116 INFO L93 Difference]: Finished difference Result 1645 states and 3030 transitions. [2020-12-01 15:02:34,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:02:34,117 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-12-01 15:02:34,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:02:34,159 INFO L225 Difference]: With dead ends: 1645 [2020-12-01 15:02:34,160 INFO L226 Difference]: Without dead ends: 977 [2020-12-01 15:02:34,169 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:34,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2020-12-01 15:02:34,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 971. [2020-12-01 15:02:34,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 971 states. [2020-12-01 15:02:34,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 971 states and 1507 transitions. [2020-12-01 15:02:34,288 INFO L78 Accepts]: Start accepts. Automaton has 971 states and 1507 transitions. Word has length 40 [2020-12-01 15:02:34,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:02:34,289 INFO L481 AbstractCegarLoop]: Abstraction has 971 states and 1507 transitions. [2020-12-01 15:02:34,289 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:02:34,289 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1507 transitions. [2020-12-01 15:02:34,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-01 15:02:34,294 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:02:34,294 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:02:34,295 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-01 15:02:34,295 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:02:34,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:02:34,296 INFO L82 PathProgramCache]: Analyzing trace with hash -155044724, now seen corresponding path program 1 times [2020-12-01 15:02:34,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:02:34,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424956730] [2020-12-01 15:02:34,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:02:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:02:34,466 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:02:34,467 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424956730] [2020-12-01 15:02:34,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:02:34,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:02:34,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120494944] [2020-12-01 15:02:34,469 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:02:34,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:02:34,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:02:34,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:34,472 INFO L87 Difference]: Start difference. First operand 971 states and 1507 transitions. Second operand 3 states. [2020-12-01 15:02:37,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:02:37,708 INFO L93 Difference]: Finished difference Result 2813 states and 4381 transitions. [2020-12-01 15:02:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:02:37,709 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2020-12-01 15:02:37,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:02:37,720 INFO L225 Difference]: With dead ends: 2813 [2020-12-01 15:02:37,721 INFO L226 Difference]: Without dead ends: 1844 [2020-12-01 15:02:37,723 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:37,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2020-12-01 15:02:37,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1841. [2020-12-01 15:02:37,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1841 states. [2020-12-01 15:02:37,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1841 states and 2484 transitions. [2020-12-01 15:02:37,770 INFO L78 Accepts]: Start accepts. Automaton has 1841 states and 2484 transitions. Word has length 107 [2020-12-01 15:02:37,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:02:37,770 INFO L481 AbstractCegarLoop]: Abstraction has 1841 states and 2484 transitions. [2020-12-01 15:02:37,771 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:02:37,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2484 transitions. [2020-12-01 15:02:37,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-01 15:02:37,775 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:02:37,775 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:02:37,776 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-01 15:02:37,776 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:02:37,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:02:37,777 INFO L82 PathProgramCache]: Analyzing trace with hash 353850526, now seen corresponding path program 1 times [2020-12-01 15:02:37,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:02:37,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757022428] [2020-12-01 15:02:37,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:02:37,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:02:37,953 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:02:37,953 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757022428] [2020-12-01 15:02:37,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:02:37,954 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:02:37,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780647030] [2020-12-01 15:02:37,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:02:37,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:02:37,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:02:37,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:37,956 INFO L87 Difference]: Start difference. First operand 1841 states and 2484 transitions. Second operand 3 states. [2020-12-01 15:02:41,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:02:41,459 INFO L93 Difference]: Finished difference Result 4552 states and 6282 transitions. [2020-12-01 15:02:41,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:02:41,461 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 110 [2020-12-01 15:02:41,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:02:41,477 INFO L225 Difference]: With dead ends: 4552 [2020-12-01 15:02:41,477 INFO L226 Difference]: Without dead ends: 2713 [2020-12-01 15:02:41,481 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:41,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2713 states. [2020-12-01 15:02:41,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2713 to 2711. [2020-12-01 15:02:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2711 states. [2020-12-01 15:02:41,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 2711 states and 3524 transitions. [2020-12-01 15:02:41,550 INFO L78 Accepts]: Start accepts. Automaton has 2711 states and 3524 transitions. Word has length 110 [2020-12-01 15:02:41,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:02:41,550 INFO L481 AbstractCegarLoop]: Abstraction has 2711 states and 3524 transitions. [2020-12-01 15:02:41,551 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:02:41,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 3524 transitions. [2020-12-01 15:02:41,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-12-01 15:02:41,554 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:02:41,554 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:02:41,554 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-01 15:02:41,555 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:02:41,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:02:41,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1189816027, now seen corresponding path program 1 times [2020-12-01 15:02:41,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:02:41,556 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843664745] [2020-12-01 15:02:41,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:02:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:02:41,741 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-12-01 15:02:41,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843664745] [2020-12-01 15:02:41,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:02:41,741 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:02:41,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982946396] [2020-12-01 15:02:41,744 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:02:41,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:02:41,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:02:41,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:41,748 INFO L87 Difference]: Start difference. First operand 2711 states and 3524 transitions. Second operand 3 states. [2020-12-01 15:02:44,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:02:44,799 INFO L93 Difference]: Finished difference Result 7984 states and 10361 transitions. [2020-12-01 15:02:44,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:02:44,800 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 179 [2020-12-01 15:02:44,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:02:44,823 INFO L225 Difference]: With dead ends: 7984 [2020-12-01 15:02:44,824 INFO L226 Difference]: Without dead ends: 4421 [2020-12-01 15:02:44,829 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:44,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4421 states. [2020-12-01 15:02:44,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4421 to 3571. [2020-12-01 15:02:44,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3571 states. [2020-12-01 15:02:44,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 3571 states and 4204 transitions. [2020-12-01 15:02:44,912 INFO L78 Accepts]: Start accepts. Automaton has 3571 states and 4204 transitions. Word has length 179 [2020-12-01 15:02:44,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:02:44,913 INFO L481 AbstractCegarLoop]: Abstraction has 3571 states and 4204 transitions. [2020-12-01 15:02:44,913 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:02:44,913 INFO L276 IsEmpty]: Start isEmpty. Operand 3571 states and 4204 transitions. [2020-12-01 15:02:44,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-12-01 15:02:44,915 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:02:44,915 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:02:44,916 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-01 15:02:44,916 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:02:44,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:02:44,917 INFO L82 PathProgramCache]: Analyzing trace with hash 1099074645, now seen corresponding path program 1 times [2020-12-01 15:02:44,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:02:44,917 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393319413] [2020-12-01 15:02:44,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:02:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:02:45,102 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:02:45,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393319413] [2020-12-01 15:02:45,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:02:45,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:02:45,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083809188] [2020-12-01 15:02:45,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:02:45,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:02:45,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:02:45,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:45,105 INFO L87 Difference]: Start difference. First operand 3571 states and 4204 transitions. Second operand 3 states. [2020-12-01 15:02:47,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:02:47,550 INFO L93 Difference]: Finished difference Result 9273 states and 11087 transitions. [2020-12-01 15:02:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:02:47,551 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 192 [2020-12-01 15:02:47,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:02:47,578 INFO L225 Difference]: With dead ends: 9273 [2020-12-01 15:02:47,579 INFO L226 Difference]: Without dead ends: 5704 [2020-12-01 15:02:47,584 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:47,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5704 states. [2020-12-01 15:02:47,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5704 to 5704. [2020-12-01 15:02:47,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5704 states. [2020-12-01 15:02:47,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5704 states to 5704 states and 6613 transitions. [2020-12-01 15:02:47,698 INFO L78 Accepts]: Start accepts. Automaton has 5704 states and 6613 transitions. Word has length 192 [2020-12-01 15:02:47,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:02:47,699 INFO L481 AbstractCegarLoop]: Abstraction has 5704 states and 6613 transitions. [2020-12-01 15:02:47,699 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:02:47,699 INFO L276 IsEmpty]: Start isEmpty. Operand 5704 states and 6613 transitions. [2020-12-01 15:02:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 15:02:47,702 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:02:47,702 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:02:47,703 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-01 15:02:47,703 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:02:47,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:02:47,704 INFO L82 PathProgramCache]: Analyzing trace with hash -1661210608, now seen corresponding path program 1 times [2020-12-01 15:02:47,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:02:47,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165297807] [2020-12-01 15:02:47,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:02:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:02:47,833 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-12-01 15:02:47,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165297807] [2020-12-01 15:02:47,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:02:47,834 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:02:47,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339713088] [2020-12-01 15:02:47,835 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:02:47,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:02:47,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:02:47,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:47,836 INFO L87 Difference]: Start difference. First operand 5704 states and 6613 transitions. Second operand 3 states. [2020-12-01 15:02:50,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:02:50,674 INFO L93 Difference]: Finished difference Result 14376 states and 16776 transitions. [2020-12-01 15:02:50,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:02:50,677 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 194 [2020-12-01 15:02:50,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:02:50,714 INFO L225 Difference]: With dead ends: 14376 [2020-12-01 15:02:50,715 INFO L226 Difference]: Without dead ends: 8673 [2020-12-01 15:02:50,723 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:50,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8673 states. [2020-12-01 15:02:50,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8673 to 5677. [2020-12-01 15:02:50,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5677 states. [2020-12-01 15:02:50,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5677 states to 5677 states and 6572 transitions. [2020-12-01 15:02:50,849 INFO L78 Accepts]: Start accepts. Automaton has 5677 states and 6572 transitions. Word has length 194 [2020-12-01 15:02:50,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:02:50,850 INFO L481 AbstractCegarLoop]: Abstraction has 5677 states and 6572 transitions. [2020-12-01 15:02:50,850 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:02:50,850 INFO L276 IsEmpty]: Start isEmpty. Operand 5677 states and 6572 transitions. [2020-12-01 15:02:50,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2020-12-01 15:02:50,855 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:02:50,856 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:02:50,856 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-01 15:02:50,856 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:02:50,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:02:50,857 INFO L82 PathProgramCache]: Analyzing trace with hash 852962675, now seen corresponding path program 1 times [2020-12-01 15:02:50,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:02:50,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610351236] [2020-12-01 15:02:50,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:02:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:02:51,161 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2020-12-01 15:02:51,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610351236] [2020-12-01 15:02:51,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:02:51,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:02:51,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708761689] [2020-12-01 15:02:51,163 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:02:51,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:02:51,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:02:51,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:51,165 INFO L87 Difference]: Start difference. First operand 5677 states and 6572 transitions. Second operand 3 states. [2020-12-01 15:02:54,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:02:54,054 INFO L93 Difference]: Finished difference Result 14315 states and 16680 transitions. [2020-12-01 15:02:54,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:02:54,055 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 272 [2020-12-01 15:02:54,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:02:54,089 INFO L225 Difference]: With dead ends: 14315 [2020-12-01 15:02:54,089 INFO L226 Difference]: Without dead ends: 7790 [2020-12-01 15:02:54,097 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:54,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7790 states. [2020-12-01 15:02:54,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7790 to 7790. [2020-12-01 15:02:54,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7790 states. [2020-12-01 15:02:54,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7790 states to 7790 states and 8713 transitions. [2020-12-01 15:02:54,235 INFO L78 Accepts]: Start accepts. Automaton has 7790 states and 8713 transitions. Word has length 272 [2020-12-01 15:02:54,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:02:54,236 INFO L481 AbstractCegarLoop]: Abstraction has 7790 states and 8713 transitions. [2020-12-01 15:02:54,236 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:02:54,237 INFO L276 IsEmpty]: Start isEmpty. Operand 7790 states and 8713 transitions. [2020-12-01 15:02:54,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 15:02:54,243 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:02:54,243 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:02:54,244 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-01 15:02:54,244 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:02:54,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:02:54,244 INFO L82 PathProgramCache]: Analyzing trace with hash 548565206, now seen corresponding path program 1 times [2020-12-01 15:02:54,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:02:54,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128978782] [2020-12-01 15:02:54,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:02:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:02:54,552 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2020-12-01 15:02:54,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128978782] [2020-12-01 15:02:54,553 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:02:54,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:02:54,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698515735] [2020-12-01 15:02:54,554 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:02:54,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:02:54,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:02:54,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:54,555 INFO L87 Difference]: Start difference. First operand 7790 states and 8713 transitions. Second operand 3 states. [2020-12-01 15:02:57,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:02:57,799 INFO L93 Difference]: Finished difference Result 22421 states and 25115 transitions. [2020-12-01 15:02:57,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:02:57,800 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 312 [2020-12-01 15:02:57,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:02:57,825 INFO L225 Difference]: With dead ends: 22421 [2020-12-01 15:02:57,826 INFO L226 Difference]: Without dead ends: 14633 [2020-12-01 15:02:57,832 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:02:57,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14633 states. [2020-12-01 15:02:58,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14633 to 13762. [2020-12-01 15:02:58,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13762 states. [2020-12-01 15:02:58,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13762 states to 13762 states and 15329 transitions. [2020-12-01 15:02:58,026 INFO L78 Accepts]: Start accepts. Automaton has 13762 states and 15329 transitions. Word has length 312 [2020-12-01 15:02:58,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:02:58,027 INFO L481 AbstractCegarLoop]: Abstraction has 13762 states and 15329 transitions. [2020-12-01 15:02:58,027 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:02:58,027 INFO L276 IsEmpty]: Start isEmpty. Operand 13762 states and 15329 transitions. [2020-12-01 15:02:58,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2020-12-01 15:02:58,035 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:02:58,036 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:02:58,036 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-01 15:02:58,036 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:02:58,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:02:58,037 INFO L82 PathProgramCache]: Analyzing trace with hash -332346307, now seen corresponding path program 1 times [2020-12-01 15:02:58,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:02:58,038 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411544071] [2020-12-01 15:02:58,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:02:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:02:58,445 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 75 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:02:58,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411544071] [2020-12-01 15:02:58,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [9749673] [2020-12-01 15:02:58,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 15:02:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:02:58,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 15:02:58,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:02:58,846 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 15:02:58,871 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 15:02:59,097 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 15:02:59,251 INFO L757 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 15:02:59,551 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-01 15:02:59,601 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 15:02:59,710 INFO L757 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 15:03:00,957 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 38 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:03:00,957 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-01 15:03:00,958 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4] total 4 [2020-12-01 15:03:00,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862332176] [2020-12-01 15:03:00,959 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-01 15:03:00,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:03:00,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-01 15:03:00,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:03:00,961 INFO L87 Difference]: Start difference. First operand 13762 states and 15329 transitions. Second operand 5 states. [2020-12-01 15:03:05,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:03:05,818 INFO L93 Difference]: Finished difference Result 32636 states and 36062 transitions. [2020-12-01 15:03:05,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 15:03:05,819 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 329 [2020-12-01 15:03:05,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:03:05,856 INFO L225 Difference]: With dead ends: 32636 [2020-12-01 15:03:05,857 INFO L226 Difference]: Without dead ends: 18451 [2020-12-01 15:03:05,872 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 331 GetRequests, 326 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:03:05,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18451 states. [2020-12-01 15:03:06,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18451 to 14187. [2020-12-01 15:03:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14187 states. [2020-12-01 15:03:06,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14187 states to 14187 states and 15756 transitions. [2020-12-01 15:03:06,193 INFO L78 Accepts]: Start accepts. Automaton has 14187 states and 15756 transitions. Word has length 329 [2020-12-01 15:03:06,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:03:06,194 INFO L481 AbstractCegarLoop]: Abstraction has 14187 states and 15756 transitions. [2020-12-01 15:03:06,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-01 15:03:06,194 INFO L276 IsEmpty]: Start isEmpty. Operand 14187 states and 15756 transitions. [2020-12-01 15:03:06,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2020-12-01 15:03:06,202 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:03:06,203 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:03:06,419 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-12-01 15:03:06,419 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:03:06,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:03:06,419 INFO L82 PathProgramCache]: Analyzing trace with hash 385775741, now seen corresponding path program 1 times [2020-12-01 15:03:06,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:03:06,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770332604] [2020-12-01 15:03:06,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:03:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:03:06,701 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2020-12-01 15:03:06,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770332604] [2020-12-01 15:03:06,701 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:03:06,701 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:03:06,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676765164] [2020-12-01 15:03:06,702 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:03:06,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:03:06,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:03:06,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:06,703 INFO L87 Difference]: Start difference. First operand 14187 states and 15756 transitions. Second operand 3 states. [2020-12-01 15:03:09,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:03:09,729 INFO L93 Difference]: Finished difference Result 31794 states and 35552 transitions. [2020-12-01 15:03:09,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:03:09,730 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 352 [2020-12-01 15:03:09,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:03:09,756 INFO L225 Difference]: With dead ends: 31794 [2020-12-01 15:03:09,756 INFO L226 Difference]: Without dead ends: 17179 [2020-12-01 15:03:09,768 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:09,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17179 states. [2020-12-01 15:03:09,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17179 to 16749. [2020-12-01 15:03:09,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16749 states. [2020-12-01 15:03:09,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16749 states to 16749 states and 18599 transitions. [2020-12-01 15:03:09,964 INFO L78 Accepts]: Start accepts. Automaton has 16749 states and 18599 transitions. Word has length 352 [2020-12-01 15:03:09,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:03:09,965 INFO L481 AbstractCegarLoop]: Abstraction has 16749 states and 18599 transitions. [2020-12-01 15:03:09,965 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:03:09,966 INFO L276 IsEmpty]: Start isEmpty. Operand 16749 states and 18599 transitions. [2020-12-01 15:03:09,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2020-12-01 15:03:09,978 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:03:09,979 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:03:09,979 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-01 15:03:09,979 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:03:09,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:03:09,980 INFO L82 PathProgramCache]: Analyzing trace with hash -1147589365, now seen corresponding path program 1 times [2020-12-01 15:03:09,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:03:09,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114408085] [2020-12-01 15:03:09,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:03:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:03:10,283 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2020-12-01 15:03:10,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114408085] [2020-12-01 15:03:10,283 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:03:10,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:03:10,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310037500] [2020-12-01 15:03:10,285 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:03:10,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:03:10,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:03:10,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:10,286 INFO L87 Difference]: Start difference. First operand 16749 states and 18599 transitions. Second operand 3 states. [2020-12-01 15:03:13,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:03:13,535 INFO L93 Difference]: Finished difference Result 39923 states and 44587 transitions. [2020-12-01 15:03:13,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:03:13,536 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 422 [2020-12-01 15:03:13,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:03:13,553 INFO L225 Difference]: With dead ends: 39923 [2020-12-01 15:03:13,553 INFO L226 Difference]: Without dead ends: 23601 [2020-12-01 15:03:13,564 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:13,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23601 states. [2020-12-01 15:03:13,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23601 to 23153. [2020-12-01 15:03:13,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23153 states. [2020-12-01 15:03:13,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23153 states to 23153 states and 25896 transitions. [2020-12-01 15:03:13,831 INFO L78 Accepts]: Start accepts. Automaton has 23153 states and 25896 transitions. Word has length 422 [2020-12-01 15:03:13,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:03:13,833 INFO L481 AbstractCegarLoop]: Abstraction has 23153 states and 25896 transitions. [2020-12-01 15:03:13,833 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:03:13,834 INFO L276 IsEmpty]: Start isEmpty. Operand 23153 states and 25896 transitions. [2020-12-01 15:03:13,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2020-12-01 15:03:13,858 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:03:13,859 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:03:13,859 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-01 15:03:13,859 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:03:13,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:03:13,860 INFO L82 PathProgramCache]: Analyzing trace with hash 1703397755, now seen corresponding path program 1 times [2020-12-01 15:03:13,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:03:13,860 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684945779] [2020-12-01 15:03:13,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:03:13,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:03:14,376 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2020-12-01 15:03:14,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684945779] [2020-12-01 15:03:14,377 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:03:14,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:03:14,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789884526] [2020-12-01 15:03:14,378 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:03:14,378 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:03:14,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:03:14,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:14,379 INFO L87 Difference]: Start difference. First operand 23153 states and 25896 transitions. Second operand 3 states. [2020-12-01 15:03:17,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:03:17,782 INFO L93 Difference]: Finished difference Result 52703 states and 59119 transitions. [2020-12-01 15:03:17,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:03:17,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 475 [2020-12-01 15:03:17,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:03:17,807 INFO L225 Difference]: With dead ends: 52703 [2020-12-01 15:03:17,807 INFO L226 Difference]: Without dead ends: 29977 [2020-12-01 15:03:17,818 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:17,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29977 states. [2020-12-01 15:03:18,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29977 to 21852. [2020-12-01 15:03:18,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21852 states. [2020-12-01 15:03:18,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21852 states to 21852 states and 24515 transitions. [2020-12-01 15:03:18,099 INFO L78 Accepts]: Start accepts. Automaton has 21852 states and 24515 transitions. Word has length 475 [2020-12-01 15:03:18,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:03:18,101 INFO L481 AbstractCegarLoop]: Abstraction has 21852 states and 24515 transitions. [2020-12-01 15:03:18,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:03:18,101 INFO L276 IsEmpty]: Start isEmpty. Operand 21852 states and 24515 transitions. [2020-12-01 15:03:18,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2020-12-01 15:03:18,203 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:03:18,203 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:03:18,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-01 15:03:18,204 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:03:18,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:03:18,205 INFO L82 PathProgramCache]: Analyzing trace with hash -1063121746, now seen corresponding path program 1 times [2020-12-01 15:03:18,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:03:18,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893693012] [2020-12-01 15:03:18,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:03:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:03:18,601 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2020-12-01 15:03:18,602 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893693012] [2020-12-01 15:03:18,602 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:03:18,602 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:03:18,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534496859] [2020-12-01 15:03:18,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:03:18,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:03:18,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:03:18,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:18,604 INFO L87 Difference]: Start difference. First operand 21852 states and 24515 transitions. Second operand 3 states. [2020-12-01 15:03:21,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:03:21,763 INFO L93 Difference]: Finished difference Result 50936 states and 57670 transitions. [2020-12-01 15:03:21,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:03:21,764 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 560 [2020-12-01 15:03:21,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:03:21,790 INFO L225 Difference]: With dead ends: 50936 [2020-12-01 15:03:21,790 INFO L226 Difference]: Without dead ends: 27797 [2020-12-01 15:03:21,804 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:21,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27797 states. [2020-12-01 15:03:22,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27797 to 27790. [2020-12-01 15:03:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27790 states. [2020-12-01 15:03:22,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27790 states to 27790 states and 31070 transitions. [2020-12-01 15:03:22,096 INFO L78 Accepts]: Start accepts. Automaton has 27790 states and 31070 transitions. Word has length 560 [2020-12-01 15:03:22,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:03:22,096 INFO L481 AbstractCegarLoop]: Abstraction has 27790 states and 31070 transitions. [2020-12-01 15:03:22,096 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:03:22,096 INFO L276 IsEmpty]: Start isEmpty. Operand 27790 states and 31070 transitions. [2020-12-01 15:03:22,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2020-12-01 15:03:22,131 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:03:22,133 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:03:22,133 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-01 15:03:22,133 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:03:22,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:03:22,134 INFO L82 PathProgramCache]: Analyzing trace with hash -581269569, now seen corresponding path program 1 times [2020-12-01 15:03:22,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:03:22,134 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073967738] [2020-12-01 15:03:22,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:03:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:03:22,829 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 414 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2020-12-01 15:03:22,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073967738] [2020-12-01 15:03:22,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:03:22,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:03:22,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251234715] [2020-12-01 15:03:22,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:03:22,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:03:22,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:03:22,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:22,833 INFO L87 Difference]: Start difference. First operand 27790 states and 31070 transitions. Second operand 3 states. [2020-12-01 15:03:26,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:03:26,288 INFO L93 Difference]: Finished difference Result 60256 states and 67714 transitions. [2020-12-01 15:03:26,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:03:26,289 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 697 [2020-12-01 15:03:26,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:03:26,318 INFO L225 Difference]: With dead ends: 60256 [2020-12-01 15:03:26,318 INFO L226 Difference]: Without dead ends: 32893 [2020-12-01 15:03:26,330 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:26,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32893 states. [2020-12-01 15:03:26,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32893 to 29057. [2020-12-01 15:03:26,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29057 states. [2020-12-01 15:03:26,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29057 states to 29057 states and 32439 transitions. [2020-12-01 15:03:26,661 INFO L78 Accepts]: Start accepts. Automaton has 29057 states and 32439 transitions. Word has length 697 [2020-12-01 15:03:26,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:03:26,661 INFO L481 AbstractCegarLoop]: Abstraction has 29057 states and 32439 transitions. [2020-12-01 15:03:26,661 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:03:26,661 INFO L276 IsEmpty]: Start isEmpty. Operand 29057 states and 32439 transitions. [2020-12-01 15:03:26,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 705 [2020-12-01 15:03:26,695 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:03:26,696 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:03:26,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-01 15:03:26,697 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:03:26,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:03:26,697 INFO L82 PathProgramCache]: Analyzing trace with hash -1108367178, now seen corresponding path program 1 times [2020-12-01 15:03:26,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:03:26,698 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264868763] [2020-12-01 15:03:26,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:03:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:03:27,440 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2020-12-01 15:03:27,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264868763] [2020-12-01 15:03:27,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:03:27,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:03:27,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499210099] [2020-12-01 15:03:27,442 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:03:27,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:03:27,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:03:27,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:27,443 INFO L87 Difference]: Start difference. First operand 29057 states and 32439 transitions. Second operand 3 states. [2020-12-01 15:03:30,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:03:30,891 INFO L93 Difference]: Finished difference Result 67926 states and 76264 transitions. [2020-12-01 15:03:30,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:03:30,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 704 [2020-12-01 15:03:30,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:03:30,928 INFO L225 Difference]: With dead ends: 67926 [2020-12-01 15:03:30,928 INFO L226 Difference]: Without dead ends: 38009 [2020-12-01 15:03:30,941 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:30,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38009 states. [2020-12-01 15:03:31,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38009 to 37573. [2020-12-01 15:03:31,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37573 states. [2020-12-01 15:03:31,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37573 states to 37573 states and 41835 transitions. [2020-12-01 15:03:31,272 INFO L78 Accepts]: Start accepts. Automaton has 37573 states and 41835 transitions. Word has length 704 [2020-12-01 15:03:31,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:03:31,272 INFO L481 AbstractCegarLoop]: Abstraction has 37573 states and 41835 transitions. [2020-12-01 15:03:31,272 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:03:31,273 INFO L276 IsEmpty]: Start isEmpty. Operand 37573 states and 41835 transitions. [2020-12-01 15:03:31,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 806 [2020-12-01 15:03:31,294 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:03:31,295 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:03:31,295 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-01 15:03:31,295 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:03:31,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:03:31,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1298816123, now seen corresponding path program 1 times [2020-12-01 15:03:31,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:03:31,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275576914] [2020-12-01 15:03:31,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:03:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:03:32,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1203 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 1014 trivial. 0 not checked. [2020-12-01 15:03:32,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275576914] [2020-12-01 15:03:32,169 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:03:32,169 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:03:32,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139067739] [2020-12-01 15:03:32,170 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:03:32,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:03:32,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:03:32,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:32,171 INFO L87 Difference]: Start difference. First operand 37573 states and 41835 transitions. Second operand 3 states. [2020-12-01 15:03:35,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:03:35,658 INFO L93 Difference]: Finished difference Result 79802 states and 88936 transitions. [2020-12-01 15:03:35,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:03:35,660 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 805 [2020-12-01 15:03:35,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:03:35,699 INFO L225 Difference]: With dead ends: 79802 [2020-12-01 15:03:35,699 INFO L226 Difference]: Without dead ends: 41377 [2020-12-01 15:03:35,715 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:35,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41377 states. [2020-12-01 15:03:36,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41377 to 38395. [2020-12-01 15:03:36,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38395 states. [2020-12-01 15:03:36,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38395 states to 38395 states and 41761 transitions. [2020-12-01 15:03:36,067 INFO L78 Accepts]: Start accepts. Automaton has 38395 states and 41761 transitions. Word has length 805 [2020-12-01 15:03:36,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:03:36,068 INFO L481 AbstractCegarLoop]: Abstraction has 38395 states and 41761 transitions. [2020-12-01 15:03:36,068 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:03:36,068 INFO L276 IsEmpty]: Start isEmpty. Operand 38395 states and 41761 transitions. [2020-12-01 15:03:36,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 838 [2020-12-01 15:03:36,085 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:03:36,086 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:03:36,086 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-01 15:03:36,086 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:03:36,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:03:36,087 INFO L82 PathProgramCache]: Analyzing trace with hash -1303704295, now seen corresponding path program 1 times [2020-12-01 15:03:36,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:03:36,088 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449217858] [2020-12-01 15:03:36,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:03:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:03:37,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 1144 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2020-12-01 15:03:37,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449217858] [2020-12-01 15:03:37,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:03:37,631 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-01 15:03:37,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22353294] [2020-12-01 15:03:37,633 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-01 15:03:37,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:03:37,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-01 15:03:37,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:03:37,634 INFO L87 Difference]: Start difference. First operand 38395 states and 41761 transitions. Second operand 5 states. [2020-12-01 15:03:49,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:03:49,409 INFO L93 Difference]: Finished difference Result 90848 states and 98835 transitions. [2020-12-01 15:03:49,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-01 15:03:49,411 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 837 [2020-12-01 15:03:49,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:03:49,464 INFO L225 Difference]: With dead ends: 90848 [2020-12-01 15:03:49,464 INFO L226 Difference]: Without dead ends: 52455 [2020-12-01 15:03:49,482 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-12-01 15:03:49,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52455 states. [2020-12-01 15:03:49,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52455 to 43505. [2020-12-01 15:03:49,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43505 states. [2020-12-01 15:03:50,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43505 states to 43505 states and 47106 transitions. [2020-12-01 15:03:50,005 INFO L78 Accepts]: Start accepts. Automaton has 43505 states and 47106 transitions. Word has length 837 [2020-12-01 15:03:50,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:03:50,005 INFO L481 AbstractCegarLoop]: Abstraction has 43505 states and 47106 transitions. [2020-12-01 15:03:50,005 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-01 15:03:50,005 INFO L276 IsEmpty]: Start isEmpty. Operand 43505 states and 47106 transitions. [2020-12-01 15:03:50,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 849 [2020-12-01 15:03:50,035 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:03:50,036 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:03:50,036 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-01 15:03:50,036 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:03:50,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:03:50,037 INFO L82 PathProgramCache]: Analyzing trace with hash -1261537234, now seen corresponding path program 1 times [2020-12-01 15:03:50,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:03:50,037 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890908591] [2020-12-01 15:03:50,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:03:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:03:51,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 776 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2020-12-01 15:03:51,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890908591] [2020-12-01 15:03:51,080 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:03:51,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:03:51,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531485670] [2020-12-01 15:03:51,082 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:03:51,082 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:03:51,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:03:51,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:51,083 INFO L87 Difference]: Start difference. First operand 43505 states and 47106 transitions. Second operand 3 states. [2020-12-01 15:03:53,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:03:53,263 INFO L93 Difference]: Finished difference Result 82737 states and 89561 transitions. [2020-12-01 15:03:53,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:03:53,264 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 848 [2020-12-01 15:03:53,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:03:53,315 INFO L225 Difference]: With dead ends: 82737 [2020-12-01 15:03:53,315 INFO L226 Difference]: Without dead ends: 39658 [2020-12-01 15:03:53,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:03:53,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39658 states. [2020-12-01 15:03:53,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39658 to 39228. [2020-12-01 15:03:53,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39228 states. [2020-12-01 15:03:53,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39228 states to 39228 states and 42433 transitions. [2020-12-01 15:03:53,773 INFO L78 Accepts]: Start accepts. Automaton has 39228 states and 42433 transitions. Word has length 848 [2020-12-01 15:03:53,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:03:53,773 INFO L481 AbstractCegarLoop]: Abstraction has 39228 states and 42433 transitions. [2020-12-01 15:03:53,773 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:03:53,774 INFO L276 IsEmpty]: Start isEmpty. Operand 39228 states and 42433 transitions. [2020-12-01 15:03:53,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2020-12-01 15:03:53,810 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:03:53,810 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:03:53,811 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-01 15:03:53,811 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:03:53,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:03:53,812 INFO L82 PathProgramCache]: Analyzing trace with hash 1347825534, now seen corresponding path program 1 times [2020-12-01 15:03:53,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:03:53,812 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176424007] [2020-12-01 15:03:53,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:03:53,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:03:54,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 962 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2020-12-01 15:03:54,655 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176424007] [2020-12-01 15:03:54,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:03:54,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 15:03:54,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381289830] [2020-12-01 15:03:54,657 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 15:03:54,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:03:54,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 15:03:54,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:03:54,658 INFO L87 Difference]: Start difference. First operand 39228 states and 42433 transitions. Second operand 4 states. [2020-12-01 15:04:00,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:04:00,867 INFO L93 Difference]: Finished difference Result 89096 states and 96376 transitions. [2020-12-01 15:04:00,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 15:04:00,868 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 865 [2020-12-01 15:04:00,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:04:00,906 INFO L225 Difference]: With dead ends: 89096 [2020-12-01 15:04:00,907 INFO L226 Difference]: Without dead ends: 50295 [2020-12-01 15:04:00,917 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:04:00,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50295 states. [2020-12-01 15:04:01,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50295 to 44753. [2020-12-01 15:04:01,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44753 states. [2020-12-01 15:04:01,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44753 states to 44753 states and 48048 transitions. [2020-12-01 15:04:01,317 INFO L78 Accepts]: Start accepts. Automaton has 44753 states and 48048 transitions. Word has length 865 [2020-12-01 15:04:01,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:04:01,317 INFO L481 AbstractCegarLoop]: Abstraction has 44753 states and 48048 transitions. [2020-12-01 15:04:01,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 15:04:01,317 INFO L276 IsEmpty]: Start isEmpty. Operand 44753 states and 48048 transitions. [2020-12-01 15:04:01,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 872 [2020-12-01 15:04:01,339 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:04:01,340 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:04:01,340 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-01 15:04:01,340 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:04:01,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:04:01,340 INFO L82 PathProgramCache]: Analyzing trace with hash -1119872479, now seen corresponding path program 1 times [2020-12-01 15:04:01,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:04:01,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084408479] [2020-12-01 15:04:01,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:04:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:04:02,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 974 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2020-12-01 15:04:02,134 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084408479] [2020-12-01 15:04:02,134 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:04:02,135 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 15:04:02,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279588201] [2020-12-01 15:04:02,136 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 15:04:02,136 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:04:02,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 15:04:02,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:04:02,136 INFO L87 Difference]: Start difference. First operand 44753 states and 48048 transitions. Second operand 4 states. [2020-12-01 15:04:08,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:04:08,692 INFO L93 Difference]: Finished difference Result 97606 states and 104681 transitions. [2020-12-01 15:04:08,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 15:04:08,693 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 871 [2020-12-01 15:04:08,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:04:08,749 INFO L225 Difference]: With dead ends: 97606 [2020-12-01 15:04:08,749 INFO L226 Difference]: Without dead ends: 53280 [2020-12-01 15:04:08,772 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:04:08,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53280 states. [2020-12-01 15:04:09,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53280 to 46030. [2020-12-01 15:04:09,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46030 states. [2020-12-01 15:04:09,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46030 states to 46030 states and 49494 transitions. [2020-12-01 15:04:09,310 INFO L78 Accepts]: Start accepts. Automaton has 46030 states and 49494 transitions. Word has length 871 [2020-12-01 15:04:09,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:04:09,310 INFO L481 AbstractCegarLoop]: Abstraction has 46030 states and 49494 transitions. [2020-12-01 15:04:09,310 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 15:04:09,310 INFO L276 IsEmpty]: Start isEmpty. Operand 46030 states and 49494 transitions. [2020-12-01 15:04:09,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2020-12-01 15:04:09,333 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:04:09,334 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:04:09,334 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-01 15:04:09,334 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:04:09,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:04:09,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1830086005, now seen corresponding path program 1 times [2020-12-01 15:04:09,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:04:09,335 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674370653] [2020-12-01 15:04:09,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:04:09,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:04:10,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1194 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2020-12-01 15:04:10,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674370653] [2020-12-01 15:04:10,329 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:04:10,329 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:04:10,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788110901] [2020-12-01 15:04:10,330 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:04:10,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:04:10,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:04:10,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:04:10,331 INFO L87 Difference]: Start difference. First operand 46030 states and 49494 transitions. Second operand 3 states. [2020-12-01 15:04:14,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:04:14,663 INFO L93 Difference]: Finished difference Result 98026 states and 105497 transitions. [2020-12-01 15:04:14,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:04:14,664 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 900 [2020-12-01 15:04:14,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:04:14,714 INFO L225 Difference]: With dead ends: 98026 [2020-12-01 15:04:14,714 INFO L226 Difference]: Without dead ends: 52423 [2020-12-01 15:04:14,732 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:04:14,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52423 states. [2020-12-01 15:04:15,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52423 to 51138. [2020-12-01 15:04:15,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51138 states. [2020-12-01 15:04:15,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51138 states to 51138 states and 54985 transitions. [2020-12-01 15:04:15,237 INFO L78 Accepts]: Start accepts. Automaton has 51138 states and 54985 transitions. Word has length 900 [2020-12-01 15:04:15,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:04:15,238 INFO L481 AbstractCegarLoop]: Abstraction has 51138 states and 54985 transitions. [2020-12-01 15:04:15,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:04:15,238 INFO L276 IsEmpty]: Start isEmpty. Operand 51138 states and 54985 transitions. [2020-12-01 15:04:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 912 [2020-12-01 15:04:15,263 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:04:15,263 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:04:15,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-01 15:04:15,264 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:04:15,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:04:15,265 INFO L82 PathProgramCache]: Analyzing trace with hash 409801143, now seen corresponding path program 1 times [2020-12-01 15:04:15,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:04:15,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595580408] [2020-12-01 15:04:15,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:04:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:04:16,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1671 backedges. 1125 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2020-12-01 15:04:16,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595580408] [2020-12-01 15:04:16,133 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:04:16,133 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 15:04:16,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844085650] [2020-12-01 15:04:16,136 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 15:04:16,136 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:04:16,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 15:04:16,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:04:16,138 INFO L87 Difference]: Start difference. First operand 51138 states and 54985 transitions. Second operand 4 states. [2020-12-01 15:04:23,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:04:23,440 INFO L93 Difference]: Finished difference Result 121011 states and 130069 transitions. [2020-12-01 15:04:23,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 15:04:23,442 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 911 [2020-12-01 15:04:23,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:04:23,507 INFO L225 Difference]: With dead ends: 121011 [2020-12-01 15:04:23,508 INFO L226 Difference]: Without dead ends: 70300 [2020-12-01 15:04:23,530 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:04:23,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70300 states. [2020-12-01 15:04:24,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70300 to 64337. [2020-12-01 15:04:24,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64337 states. [2020-12-01 15:04:24,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64337 states to 64337 states and 69198 transitions. [2020-12-01 15:04:24,213 INFO L78 Accepts]: Start accepts. Automaton has 64337 states and 69198 transitions. Word has length 911 [2020-12-01 15:04:24,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:04:24,214 INFO L481 AbstractCegarLoop]: Abstraction has 64337 states and 69198 transitions. [2020-12-01 15:04:24,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 15:04:24,214 INFO L276 IsEmpty]: Start isEmpty. Operand 64337 states and 69198 transitions. [2020-12-01 15:04:24,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 932 [2020-12-01 15:04:24,244 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:04:24,244 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:04:24,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-01 15:04:24,245 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:04:24,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:04:24,246 INFO L82 PathProgramCache]: Analyzing trace with hash 1885302057, now seen corresponding path program 1 times [2020-12-01 15:04:24,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:04:24,246 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894237564] [2020-12-01 15:04:24,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:04:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:04:25,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1731 backedges. 1464 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2020-12-01 15:04:25,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894237564] [2020-12-01 15:04:25,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:04:25,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-01 15:04:25,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910826551] [2020-12-01 15:04:25,444 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-01 15:04:25,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:04:25,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-01 15:04:25,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:04:25,445 INFO L87 Difference]: Start difference. First operand 64337 states and 69198 transitions. Second operand 5 states. [2020-12-01 15:04:38,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:04:38,238 INFO L93 Difference]: Finished difference Result 152109 states and 163649 transitions. [2020-12-01 15:04:38,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-01 15:04:38,239 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 931 [2020-12-01 15:04:38,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:04:38,317 INFO L225 Difference]: With dead ends: 152109 [2020-12-01 15:04:38,317 INFO L226 Difference]: Without dead ends: 86924 [2020-12-01 15:04:38,347 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-12-01 15:04:38,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86924 states. [2020-12-01 15:04:39,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86924 to 80539. [2020-12-01 15:04:39,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80539 states. [2020-12-01 15:04:39,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80539 states to 80539 states and 86208 transitions. [2020-12-01 15:04:39,400 INFO L78 Accepts]: Start accepts. Automaton has 80539 states and 86208 transitions. Word has length 931 [2020-12-01 15:04:39,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:04:39,401 INFO L481 AbstractCegarLoop]: Abstraction has 80539 states and 86208 transitions. [2020-12-01 15:04:39,401 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-01 15:04:39,401 INFO L276 IsEmpty]: Start isEmpty. Operand 80539 states and 86208 transitions. [2020-12-01 15:04:39,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 937 [2020-12-01 15:04:39,445 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:04:39,446 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:04:39,446 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-01 15:04:39,446 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:04:39,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:04:39,447 INFO L82 PathProgramCache]: Analyzing trace with hash -1972899473, now seen corresponding path program 1 times [2020-12-01 15:04:39,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:04:39,448 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588149095] [2020-12-01 15:04:39,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:04:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:04:41,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1756 backedges. 1479 proven. 0 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2020-12-01 15:04:41,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588149095] [2020-12-01 15:04:41,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:04:41,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-01 15:04:41,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934964215] [2020-12-01 15:04:41,005 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-01 15:04:41,005 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:04:41,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-01 15:04:41,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:04:41,006 INFO L87 Difference]: Start difference. First operand 80539 states and 86208 transitions. Second operand 5 states. [2020-12-01 15:04:53,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:04:53,639 INFO L93 Difference]: Finished difference Result 181528 states and 194659 transitions. [2020-12-01 15:04:53,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-01 15:04:53,640 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 936 [2020-12-01 15:04:53,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:04:53,744 INFO L225 Difference]: With dead ends: 181528 [2020-12-01 15:04:53,744 INFO L226 Difference]: Without dead ends: 100991 [2020-12-01 15:04:53,778 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-12-01 15:04:53,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100991 states. [2020-12-01 15:04:54,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100991 to 79689. [2020-12-01 15:04:54,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79689 states. [2020-12-01 15:04:55,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79689 states to 79689 states and 85397 transitions. [2020-12-01 15:04:55,056 INFO L78 Accepts]: Start accepts. Automaton has 79689 states and 85397 transitions. Word has length 936 [2020-12-01 15:04:55,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:04:55,057 INFO L481 AbstractCegarLoop]: Abstraction has 79689 states and 85397 transitions. [2020-12-01 15:04:55,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-01 15:04:55,057 INFO L276 IsEmpty]: Start isEmpty. Operand 79689 states and 85397 transitions. [2020-12-01 15:04:55,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1019 [2020-12-01 15:04:55,115 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:04:55,116 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:04:55,116 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-01 15:04:55,116 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:04:55,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:04:55,117 INFO L82 PathProgramCache]: Analyzing trace with hash -1825688221, now seen corresponding path program 1 times [2020-12-01 15:04:55,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:04:55,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397186558] [2020-12-01 15:04:55,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:04:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:04:56,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2089 backedges. 1232 proven. 0 refuted. 0 times theorem prover too weak. 857 trivial. 0 not checked. [2020-12-01 15:04:56,203 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397186558] [2020-12-01 15:04:56,203 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:04:56,203 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:04:56,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987051284] [2020-12-01 15:04:56,204 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:04:56,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:04:56,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:04:56,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:04:56,205 INFO L87 Difference]: Start difference. First operand 79689 states and 85397 transitions. Second operand 3 states. [2020-12-01 15:05:01,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:05:01,202 INFO L93 Difference]: Finished difference Result 162353 states and 173916 transitions. [2020-12-01 15:05:01,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:05:01,203 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1018 [2020-12-01 15:05:01,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:05:01,268 INFO L225 Difference]: With dead ends: 162353 [2020-12-01 15:05:01,268 INFO L226 Difference]: Without dead ends: 82666 [2020-12-01 15:05:01,290 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:05:01,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82666 states. [2020-12-01 15:05:02,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82666 to 72874. [2020-12-01 15:05:02,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72874 states. [2020-12-01 15:05:02,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72874 states to 72874 states and 77769 transitions. [2020-12-01 15:05:02,120 INFO L78 Accepts]: Start accepts. Automaton has 72874 states and 77769 transitions. Word has length 1018 [2020-12-01 15:05:02,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:05:02,121 INFO L481 AbstractCegarLoop]: Abstraction has 72874 states and 77769 transitions. [2020-12-01 15:05:02,121 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:05:02,121 INFO L276 IsEmpty]: Start isEmpty. Operand 72874 states and 77769 transitions. [2020-12-01 15:05:02,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1021 [2020-12-01 15:05:02,446 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:05:02,447 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:05:02,447 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-01 15:05:02,447 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:05:02,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:05:02,448 INFO L82 PathProgramCache]: Analyzing trace with hash 1919276380, now seen corresponding path program 1 times [2020-12-01 15:05:02,448 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:05:02,449 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113955464] [2020-12-01 15:05:02,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:05:02,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:05:03,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1731 backedges. 1183 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2020-12-01 15:05:03,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113955464] [2020-12-01 15:05:03,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:05:03,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 15:05:03,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319763753] [2020-12-01 15:05:03,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 15:05:03,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:05:03,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 15:05:03,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:05:03,653 INFO L87 Difference]: Start difference. First operand 72874 states and 77769 transitions. Second operand 4 states. [2020-12-01 15:05:12,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:05:12,378 INFO L93 Difference]: Finished difference Result 151281 states and 161249 transitions. [2020-12-01 15:05:12,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-01 15:05:12,379 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1020 [2020-12-01 15:05:12,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:05:12,438 INFO L225 Difference]: With dead ends: 151281 [2020-12-01 15:05:12,438 INFO L226 Difference]: Without dead ends: 78408 [2020-12-01 15:05:12,458 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:05:12,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78408 states. [2020-12-01 15:05:13,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78408 to 72449. [2020-12-01 15:05:13,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72449 states. [2020-12-01 15:05:13,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72449 states to 72449 states and 77311 transitions. [2020-12-01 15:05:13,244 INFO L78 Accepts]: Start accepts. Automaton has 72449 states and 77311 transitions. Word has length 1020 [2020-12-01 15:05:13,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:05:13,245 INFO L481 AbstractCegarLoop]: Abstraction has 72449 states and 77311 transitions. [2020-12-01 15:05:13,246 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 15:05:13,246 INFO L276 IsEmpty]: Start isEmpty. Operand 72449 states and 77311 transitions. [2020-12-01 15:05:13,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1024 [2020-12-01 15:05:13,279 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:05:13,279 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:05:13,280 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-01 15:05:13,280 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:05:13,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:05:13,280 INFO L82 PathProgramCache]: Analyzing trace with hash 2013880411, now seen corresponding path program 1 times [2020-12-01 15:05:13,280 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:05:13,280 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752910420] [2020-12-01 15:05:13,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:05:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:05:14,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 1727 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2020-12-01 15:05:14,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752910420] [2020-12-01 15:05:14,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:05:14,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-01 15:05:14,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095787430] [2020-12-01 15:05:14,747 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-01 15:05:14,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:05:14,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-01 15:05:14,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-01 15:05:14,750 INFO L87 Difference]: Start difference. First operand 72449 states and 77311 transitions. Second operand 6 states. [2020-12-01 15:05:30,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:05:30,830 INFO L93 Difference]: Finished difference Result 164468 states and 175506 transitions. [2020-12-01 15:05:30,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-01 15:05:30,832 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1023 [2020-12-01 15:05:30,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:05:30,833 INFO L225 Difference]: With dead ends: 164468 [2020-12-01 15:05:30,833 INFO L226 Difference]: Without dead ends: 0 [2020-12-01 15:05:30,861 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-12-01 15:05:30,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-01 15:05:30,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-01 15:05:30,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-01 15:05:30,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-01 15:05:30,862 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1023 [2020-12-01 15:05:30,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:05:30,862 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-01 15:05:30,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-01 15:05:30,862 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-01 15:05:30,862 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 15:05:30,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-12-01 15:05:30,864 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-01 15:05:32,761 WARN L197 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 850 DAG size of output: 395 [2020-12-01 15:05:34,150 WARN L197 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 850 DAG size of output: 395 [2020-12-01 15:05:35,358 WARN L197 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 850 DAG size of output: 395 [2020-12-01 15:05:38,385 WARN L197 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 366 DAG size of output: 57 [2020-12-01 15:05:41,416 WARN L197 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 366 DAG size of output: 57 [2020-12-01 15:05:44,502 WARN L197 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 366 DAG size of output: 57 [2020-12-01 15:05:44,505 INFO L262 CegarLoopResult]: For program point L894(lines 894 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L1687(lines 1687 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L1555(lines 1555 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L1423(lines 1423 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L2084(lines 2084 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L1027(lines 1027 1037) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L1027-2(lines 1027 1037) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L1556(lines 1556 1560) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L1556-2(lines 1556 1560) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L1424(lines 1424 1433) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L1424-2(lines 1424 1433) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L2349(lines 2349 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L2085(lines 2085 2095) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L2085-2(lines 2085 2095) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L500(lines 500 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,506 INFO L262 CegarLoopResult]: For program point L2482(lines 2482 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L2350(lines 2350 2360) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L2350-2(lines 2350 2360) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L104-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L1822(lines 1822 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L1294(lines 1294 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L1162(lines 1162 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L2219(lines 2219 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L1955(lines 1955 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L370(lines 370 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L238(lines 238 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L2220(lines 2220 2229) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L2220-2(lines 2220 2229) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L1692(lines 1692 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,507 INFO L262 CegarLoopResult]: For program point L635(lines 635 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,508 INFO L262 CegarLoopResult]: For program point L2485(lines 2485 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,508 INFO L262 CegarLoopResult]: For program point L107-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,508 INFO L262 CegarLoopResult]: For program point L1693(lines 1693 1703) no Hoare annotation was computed. [2020-12-01 15:05:44,508 INFO L262 CegarLoopResult]: For program point L636(lines 636 643) no Hoare annotation was computed. [2020-12-01 15:05:44,508 INFO L262 CegarLoopResult]: For program point L1693-2(lines 1693 1703) no Hoare annotation was computed. [2020-12-01 15:05:44,508 INFO L262 CegarLoopResult]: For program point L636-2(lines 636 643) no Hoare annotation was computed. [2020-12-01 15:05:44,508 INFO L262 CegarLoopResult]: For program point L1561(lines 1561 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,508 INFO L262 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-12-01 15:05:44,509 INFO L262 CegarLoopResult]: For program point L901(lines 901 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,509 INFO L262 CegarLoopResult]: For program point L241(lines 241 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,509 INFO L262 CegarLoopResult]: For program point L110-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,509 INFO L262 CegarLoopResult]: For program point L1960(lines 1960 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,509 INFO L262 CegarLoopResult]: For program point L1828(lines 1828 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,509 INFO L262 CegarLoopResult]: For program point L771(lines 771 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,509 INFO L262 CegarLoopResult]: For program point L507(lines 507 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,510 INFO L262 CegarLoopResult]: For program point L2489(lines 2489 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,510 INFO L262 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-12-01 15:05:44,510 INFO L262 CegarLoopResult]: For program point L1829(lines 1829 1840) no Hoare annotation was computed. [2020-12-01 15:05:44,510 INFO L262 CegarLoopResult]: For program point L772(lines 772 780) no Hoare annotation was computed. [2020-12-01 15:05:44,510 INFO L262 CegarLoopResult]: For program point L1829-2(lines 1829 1840) no Hoare annotation was computed. [2020-12-01 15:05:44,510 INFO L262 CegarLoopResult]: For program point L772-2(lines 772 780) no Hoare annotation was computed. [2020-12-01 15:05:44,510 INFO L262 CegarLoopResult]: For program point L1301(lines 1301 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,510 INFO L262 CegarLoopResult]: For program point L1169(lines 1169 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,511 INFO L262 CegarLoopResult]: For program point L1566(lines 1566 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,511 INFO L262 CegarLoopResult]: For program point L1434(lines 1434 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,511 INFO L262 CegarLoopResult]: For program point L377(lines 377 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,511 INFO L262 CegarLoopResult]: For program point L113-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,511 INFO L262 CegarLoopResult]: For program point L1038(lines 1038 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,511 INFO L262 CegarLoopResult]: For program point L378(lines 378 387) no Hoare annotation was computed. [2020-12-01 15:05:44,511 INFO L262 CegarLoopResult]: For program point L378-2(lines 378 387) no Hoare annotation was computed. [2020-12-01 15:05:44,511 INFO L262 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-12-01 15:05:44,511 INFO L262 CegarLoopResult]: For program point L2096(lines 2096 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,511 INFO L262 CegarLoopResult]: For program point L2361(lines 2361 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L908(lines 908 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L644(lines 644 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L512(lines 512 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L248(lines 248 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L2230(lines 2230 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L116-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L1966(lines 1966 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L909(lines 909 918) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L909-2(lines 909 918) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L1438(lines 1438 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L2496(lines 2496 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L1439(lines 1439 1449) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L1439-2(lines 1439 1449) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L1307(lines 1307 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L1704(lines 1704 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L1176(lines 1176 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,512 INFO L262 CegarLoopResult]: For program point L119-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L1044(lines 1044 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L1573(lines 1573 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L2234(lines 2234 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L2102(lines 2102 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L781(lines 781 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L517(lines 517 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L253(lines 253 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L650(lines 650 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L2368(lines 2368 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L122-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L2501(lines 2501 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L2105(lines 2105 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L1973(lines 1973 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L1841(lines 1841 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L388(lines 388 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,513 INFO L262 CegarLoopResult]: For program point L1313(lines 1313 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,514 INFO L262 CegarLoopResult]: For program point L1974(lines 1974 1984) no Hoare annotation was computed. [2020-12-01 15:05:44,514 INFO L262 CegarLoopResult]: For program point L1974-2(lines 1974 1984) no Hoare annotation was computed. [2020-12-01 15:05:44,514 INFO L262 CegarLoopResult]: For program point L1710(lines 1710 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,514 INFO L262 CegarLoopResult]: For program point L1182(lines 1182 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,514 INFO L262 CegarLoopResult]: For program point L125-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,514 INFO L262 CegarLoopResult]: For program point L1050(lines 1050 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,514 INFO L262 CegarLoopResult]: For program point L786(lines 786 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,514 INFO L262 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-12-01 15:05:44,514 INFO L262 CegarLoopResult]: For program point L919(lines 919 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,515 INFO L262 CegarLoopResult]: For program point L1580(lines 1580 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,515 INFO L262 CegarLoopResult]: For program point L1316(lines 1316 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,515 INFO L262 CegarLoopResult]: For program point L259(lines 259 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,515 INFO L262 CegarLoopResult]: For program point L2241(lines 2241 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,515 INFO L262 CegarLoopResult]: For program point L524(lines 524 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,515 INFO L262 CegarLoopResult]: For program point L2506(lines 2506 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,516 INFO L262 CegarLoopResult]: For program point L2242(lines 2242 2253) no Hoare annotation was computed. [2020-12-01 15:05:44,516 INFO L262 CegarLoopResult]: For program point L2242-2(lines 2242 2253) no Hoare annotation was computed. [2020-12-01 15:05:44,516 INFO L262 CegarLoopResult]: For program point L128-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,516 INFO L262 CegarLoopResult]: For program point L657(lines 657 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,516 INFO L262 CegarLoopResult]: For program point L1450(lines 1450 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,516 INFO L262 CegarLoopResult]: For program point L2375(lines 2375 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,516 INFO L262 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-12-01 15:05:44,516 INFO L262 CegarLoopResult]: For program point L1054(lines 1054 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,517 INFO L262 CegarLoopResult]: For program point L2111(lines 2111 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,517 INFO L262 CegarLoopResult]: For program point L1847(lines 1847 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,517 INFO L262 CegarLoopResult]: For program point L923(lines 923 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,517 INFO L262 CegarLoopResult]: For program point L791(lines 791 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,517 INFO L262 CegarLoopResult]: For program point L1584(lines 1584 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,517 INFO L262 CegarLoopResult]: For program point L395(lines 395 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,517 INFO L262 CegarLoopResult]: For program point L131-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,517 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-01 15:05:44,518 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-12-01 15:05:44,518 INFO L262 CegarLoopResult]: For program point L1717(lines 1717 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,518 INFO L262 CegarLoopResult]: For program point L1585(lines 1585 1591) no Hoare annotation was computed. [2020-12-01 15:05:44,518 INFO L262 CegarLoopResult]: For program point L1585-2(lines 1585 1591) no Hoare annotation was computed. [2020-12-01 15:05:44,518 INFO L262 CegarLoopResult]: For program point L1189(lines 1189 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,518 INFO L262 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-12-01 15:05:44,518 INFO L262 CegarLoopResult]: For program point L1718(lines 1718 1727) no Hoare annotation was computed. [2020-12-01 15:05:44,518 INFO L262 CegarLoopResult]: For program point L1718-2(lines 1718 1727) no Hoare annotation was computed. [2020-12-01 15:05:44,519 INFO L262 CegarLoopResult]: For program point L1454(lines 1454 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,519 INFO L262 CegarLoopResult]: For program point L2115(lines 2115 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,519 INFO L262 CegarLoopResult]: For program point L2512(lines 2512 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,519 INFO L262 CegarLoopResult]: For program point L1323(lines 1323 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,519 INFO L262 CegarLoopResult]: For program point L266(lines 266 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,519 INFO L262 CegarLoopResult]: For program point L134-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,519 INFO L262 CegarLoopResult]: For program point L2116(lines 2116 2122) no Hoare annotation was computed. [2020-12-01 15:05:44,519 INFO L262 CegarLoopResult]: For program point L2116-2(lines 2116 2122) no Hoare annotation was computed. [2020-12-01 15:05:44,520 INFO L262 CegarLoopResult]: For program point L1852(lines 1852 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,520 INFO L262 CegarLoopResult]: For program point L663(lines 663 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,520 INFO L262 CegarLoopResult]: For program point L531(lines 531 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,520 INFO L262 CegarLoopResult]: For program point L2381(lines 2381 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,520 INFO L262 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-12-01 15:05:44,520 INFO L262 CegarLoopResult]: For program point L1060(lines 1060 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,520 INFO L262 CegarLoopResult]: For program point L1985(lines 1985 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,520 INFO L262 CegarLoopResult]: For program point L532(lines 532 541) no Hoare annotation was computed. [2020-12-01 15:05:44,520 INFO L262 CegarLoopResult]: For program point L532-2(lines 532 541) no Hoare annotation was computed. [2020-12-01 15:05:44,521 INFO L262 CegarLoopResult]: For program point L929(lines 929 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,521 INFO L262 CegarLoopResult]: For program point L797(lines 797 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,521 INFO L262 CegarLoopResult]: For program point L1194(lines 1194 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,521 INFO L262 CegarLoopResult]: For program point L137-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,521 INFO L262 CegarLoopResult]: For program point L930(lines 930 939) no Hoare annotation was computed. [2020-12-01 15:05:44,521 INFO L262 CegarLoopResult]: For program point L930-2(lines 930 939) no Hoare annotation was computed. [2020-12-01 15:05:44,521 INFO L262 CegarLoopResult]: For program point L1855(lines 1855 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,521 INFO L262 CegarLoopResult]: For program point L402(lines 402 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,522 INFO L262 CegarLoopResult]: For program point L1327(lines 1327 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,522 INFO L262 CegarLoopResult]: For program point L1195(lines 1195 1206) no Hoare annotation was computed. [2020-12-01 15:05:44,522 INFO L262 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-12-01 15:05:44,522 INFO L262 CegarLoopResult]: For program point L1195-2(lines 1195 1206) no Hoare annotation was computed. [2020-12-01 15:05:44,522 INFO L262 CegarLoopResult]: For program point L1592(lines 1592 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,522 INFO L262 CegarLoopResult]: For program point L1989(lines 1989 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,522 INFO L262 CegarLoopResult]: For program point L1461(lines 1461 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,522 INFO L262 CegarLoopResult]: For program point L272(lines 272 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,523 INFO L262 CegarLoopResult]: For program point L2254(lines 2254 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,523 INFO L262 CegarLoopResult]: For program point L140-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,524 INFO L262 CegarLoopResult]: For program point L2519(lines 2519 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,524 INFO L262 CegarLoopResult]: For program point L2387(lines 2387 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,524 INFO L262 CegarLoopResult]: For program point L2255(lines 2255 2265) no Hoare annotation was computed. [2020-12-01 15:05:44,524 INFO L262 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-12-01 15:05:44,524 INFO L262 CegarLoopResult]: For program point L2255-2(lines 2255 2265) no Hoare annotation was computed. [2020-12-01 15:05:44,524 INFO L262 CegarLoopResult]: For program point L1066(lines 1066 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,524 INFO L262 CegarLoopResult]: For program point L2123(lines 2123 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,524 INFO L262 CegarLoopResult]: For program point L670(lines 670 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,525 INFO L262 CegarLoopResult]: For program point L803(lines 803 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,525 INFO L262 CegarLoopResult]: For program point L1728(lines 1728 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,525 INFO L262 CegarLoopResult]: For program point L1332(lines 1332 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,525 INFO L262 CegarLoopResult]: For program point L143-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,525 INFO L262 CegarLoopResult]: For program point L1597(lines 1597 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,525 INFO L262 CegarLoopResult]: For program point L276(lines 276 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,525 INFO L262 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-12-01 15:05:44,525 INFO L262 CegarLoopResult]: For program point L1994(lines 1994 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,525 INFO L262 CegarLoopResult]: For program point L1862(lines 1862 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,526 INFO L262 CegarLoopResult]: For program point L409(lines 409 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,526 INFO L262 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-12-01 15:05:44,526 INFO L262 CegarLoopResult]: For program point L542(lines 542 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,526 INFO L262 CegarLoopResult]: For program point L2524(lines 2524 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,526 INFO L262 CegarLoopResult]: For program point L1467(lines 1467 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,526 INFO L262 CegarLoopResult]: For program point L2392(lines 2392 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,526 INFO L262 CegarLoopResult]: For program point L146-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,526 INFO L262 CegarLoopResult]: For program point L2128(lines 2128 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,527 INFO L262 CegarLoopResult]: For program point L1600(lines 1600 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,527 INFO L262 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-12-01 15:05:44,527 INFO L262 CegarLoopResult]: For program point L940(lines 940 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,527 INFO L262 CegarLoopResult]: For program point L1733(lines 1733 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,527 INFO L262 CegarLoopResult]: For program point L1073(lines 1073 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,527 INFO L262 CegarLoopResult]: For program point L677(lines 677 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,527 INFO L262 CegarLoopResult]: For program point L545(lines 545 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,527 INFO L262 CegarLoopResult]: For program point L2527(lines 2527 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,528 INFO L262 CegarLoopResult]: For program point L1338(lines 1338 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,528 INFO L262 CegarLoopResult]: For program point L149-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,528 INFO L262 CegarLoopResult]: For program point L810(lines 810 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,528 INFO L262 CegarLoopResult]: For program point L1339(lines 1339 1348) no Hoare annotation was computed. [2020-12-01 15:05:44,528 INFO L262 CegarLoopResult]: For program point L1339-2(lines 1339 1348) no Hoare annotation was computed. [2020-12-01 15:05:44,528 INFO L262 CegarLoopResult]: For program point L1207(lines 1207 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,528 INFO L262 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-12-01 15:05:44,528 INFO L262 CegarLoopResult]: For program point L1868(lines 1868 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,528 INFO L262 CegarLoopResult]: For program point L1472(lines 1472 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,529 INFO L262 CegarLoopResult]: For program point L415(lines 415 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,529 INFO L262 CegarLoopResult]: For program point L283(lines 283 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,529 INFO L262 CegarLoopResult]: For program point L2001(lines 2001 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,529 INFO L262 CegarLoopResult]: For program point L1869(lines 1869 1877) no Hoare annotation was computed. [2020-12-01 15:05:44,529 INFO L262 CegarLoopResult]: For program point L1869-2(lines 1869 1877) no Hoare annotation was computed. [2020-12-01 15:05:44,529 INFO L262 CegarLoopResult]: For program point L1605(lines 1605 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,529 INFO L262 CegarLoopResult]: For program point L416(lines 416 425) no Hoare annotation was computed. [2020-12-01 15:05:44,529 INFO L262 CegarLoopResult]: For program point L416-2(lines 416 425) no Hoare annotation was computed. [2020-12-01 15:05:44,530 INFO L262 CegarLoopResult]: For program point L284(lines 284 296) no Hoare annotation was computed. [2020-12-01 15:05:44,530 INFO L262 CegarLoopResult]: For program point L2266(lines 2266 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,530 INFO L262 CegarLoopResult]: For program point L284-2(lines 284 296) no Hoare annotation was computed. [2020-12-01 15:05:44,530 INFO L262 CegarLoopResult]: For program point L152-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,530 INFO L262 CegarLoopResult]: For program point L945(lines 945 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,530 INFO L262 CegarLoopResult]: For program point L1606(lines 1606 1617) no Hoare annotation was computed. [2020-12-01 15:05:44,530 INFO L262 CegarLoopResult]: For program point L1606-2(lines 1606 1617) no Hoare annotation was computed. [2020-12-01 15:05:44,530 INFO L262 CegarLoopResult]: For program point L2399(lines 2399 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,531 INFO L262 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-12-01 15:05:44,531 INFO L262 CegarLoopResult]: For program point L2135(lines 2135 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,531 INFO L262 CegarLoopResult]: For program point L2532(lines 2532 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,531 INFO L262 CegarLoopResult]: For program point L2400(lines 2400 2412) no Hoare annotation was computed. [2020-12-01 15:05:44,531 INFO L262 CegarLoopResult]: For program point L2400-2(lines 2400 2412) no Hoare annotation was computed. [2020-12-01 15:05:44,531 INFO L262 CegarLoopResult]: For program point L1079(lines 1079 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,531 INFO L262 CegarLoopResult]: For program point L1740(lines 1740 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,532 INFO L262 CegarLoopResult]: For program point L683(lines 683 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,532 INFO L262 CegarLoopResult]: For program point L551(lines 551 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,532 INFO L262 CegarLoopResult]: For program point L1212(lines 1212 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,532 INFO L262 CegarLoopResult]: For program point L155-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,532 INFO L262 CegarLoopResult]: For program point L2005(lines 2005 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,533 INFO L262 CegarLoopResult]: For program point L1477(lines 1477 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,533 INFO L262 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-12-01 15:05:44,534 INFO L262 CegarLoopResult]: For program point L949(lines 949 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,534 INFO L262 CegarLoopResult]: For program point L817(lines 817 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,534 INFO L262 CegarLoopResult]: For program point L2139(lines 2139 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,534 INFO L262 CegarLoopResult]: For program point L158-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,535 INFO L262 CegarLoopResult]: For program point L2537(lines 2537 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,535 INFO L262 CegarLoopResult]: For program point L2273(lines 2273 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,535 INFO L262 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-12-01 15:05:44,535 INFO L262 CegarLoopResult]: For program point L1745(lines 1745 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,538 INFO L262 CegarLoopResult]: For program point L2538(lines 2538 2548) no Hoare annotation was computed. [2020-12-01 15:05:44,538 INFO L262 CegarLoopResult]: For program point L2538-2(lines 2538 2548) no Hoare annotation was computed. [2020-12-01 15:05:44,538 INFO L262 CegarLoopResult]: For program point L1349(lines 1349 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,538 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-01 15:05:44,538 INFO L262 CegarLoopResult]: For program point L1878(lines 1878 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,538 INFO L262 CegarLoopResult]: For program point L689(lines 689 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,539 INFO L262 CegarLoopResult]: For program point L557(lines 557 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,539 INFO L262 CegarLoopResult]: For program point L161-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,539 INFO L262 CegarLoopResult]: For program point L1086(lines 1086 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,539 INFO L262 CegarLoopResult]: For program point L558(lines 558 567) no Hoare annotation was computed. [2020-12-01 15:05:44,539 INFO L262 CegarLoopResult]: For program point L558-2(lines 558 567) no Hoare annotation was computed. [2020-12-01 15:05:44,539 INFO L262 CegarLoopResult]: For program point L426(lines 426 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,539 INFO L262 CegarLoopResult]: For program point L1219(lines 1219 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,539 INFO L262 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-12-01 15:05:44,539 INFO L262 CegarLoopResult]: For program point L2012(lines 2012 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,540 INFO L262 CegarLoopResult]: For program point L1484(lines 1484 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,540 INFO L262 CegarLoopResult]: For program point L2145(lines 2145 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,540 INFO L262 CegarLoopResult]: For program point L956(lines 956 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,540 INFO L262 CegarLoopResult]: For program point L824(lines 824 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,540 INFO L262 CegarLoopResult]: For program point L2278(lines 2278 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,540 INFO L262 CegarLoopResult]: For program point L164-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,540 INFO L262 CegarLoopResult]: For program point L1618(lines 1618 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,540 INFO L262 CegarLoopResult]: For program point L297(lines 297 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,540 INFO L262 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-12-01 15:05:44,541 INFO L262 CegarLoopResult]: For program point L1751(lines 1751 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,541 INFO L262 CegarLoopResult]: For program point L1091(lines 1091 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,541 INFO L262 CegarLoopResult]: For program point L1356(lines 1356 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,541 INFO L262 CegarLoopResult]: For program point L2413(lines 2413 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,541 INFO L262 CegarLoopResult]: For program point L167-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,541 INFO L262 CegarLoopResult]: For program point L35(lines 35 37) no Hoare annotation was computed. [2020-12-01 15:05:44,541 INFO L262 CegarLoopResult]: For program point L35-2(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,541 INFO L262 CegarLoopResult]: For program point L2017(lines 2017 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,541 INFO L262 CegarLoopResult]: For program point L1885(lines 1885 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,542 INFO L262 CegarLoopResult]: For program point L696(lines 696 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,542 INFO L262 CegarLoopResult]: For program point L2414(lines 2414 2425) no Hoare annotation was computed. [2020-12-01 15:05:44,542 INFO L262 CegarLoopResult]: For program point L2414-2(lines 2414 2425) no Hoare annotation was computed. [2020-12-01 15:05:44,542 INFO L262 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-12-01 15:05:44,542 INFO L262 CegarLoopResult]: For program point L2150(lines 2150 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,542 INFO L262 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-12-01 15:05:44,542 INFO L262 CegarLoopResult]: For program point L697(lines 697 707) no Hoare annotation was computed. [2020-12-01 15:05:44,542 INFO L262 CegarLoopResult]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2020-12-01 15:05:44,543 INFO L262 CegarLoopResult]: For program point L433(lines 433 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,543 INFO L262 CegarLoopResult]: For program point L1226(lines 1226 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,543 INFO L262 CegarLoopResult]: For program point L962(lines 962 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,543 INFO L262 CegarLoopResult]: For program point L830(lines 830 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,543 INFO L262 CegarLoopResult]: For program point L1755(lines 1755 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,543 INFO L262 CegarLoopResult]: For program point L1623(lines 1623 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,543 INFO L262 CegarLoopResult]: For program point L1491(lines 1491 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,543 INFO L262 CegarLoopResult]: For program point L170-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,543 INFO L262 CegarLoopResult]: For program point L38-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,544 INFO L262 CegarLoopResult]: For program point L2020(lines 2020 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,544 INFO L262 CegarLoopResult]: For program point L2549(lines 2549 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,544 INFO L262 CegarLoopResult]: For program point L2285(lines 2285 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,544 INFO L262 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-12-01 15:05:44,544 INFO L262 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-12-01 15:05:44,544 INFO L262 CegarLoopResult]: For program point L568(lines 568 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,544 INFO L262 CegarLoopResult]: For program point L304(lines 304 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,544 INFO L262 CegarLoopResult]: For program point L1362(lines 1362 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,544 INFO L262 CegarLoopResult]: For program point L1230(lines 1230 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,545 INFO L262 CegarLoopResult]: For program point L173-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,545 INFO L262 CegarLoopResult]: For program point L1098(lines 1098 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,545 INFO L262 CegarLoopResult]: For program point L2155(lines 2155 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,545 INFO L262 CegarLoopResult]: For program point L41-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,545 INFO L262 CegarLoopResult]: For program point L1891(lines 1891 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,545 INFO L262 CegarLoopResult]: For program point L1759(lines 1759 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,545 INFO L262 CegarLoopResult]: For program point L438(lines 438 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,545 INFO L262 CegarLoopResult]: For program point L1231(lines 1231 1240) no Hoare annotation was computed. [2020-12-01 15:05:44,545 INFO L262 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-12-01 15:05:44,546 INFO L262 CegarLoopResult]: For program point L1231-2(lines 1231 1240) no Hoare annotation was computed. [2020-12-01 15:05:44,546 INFO L262 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-12-01 15:05:44,546 INFO L262 CegarLoopResult]: For program point L836(lines 836 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,546 INFO L262 CegarLoopResult]: For program point L2554(lines 2554 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,546 INFO L262 CegarLoopResult]: For program point L1497(lines 1497 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,546 INFO L262 CegarLoopResult]: For program point L176-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,546 INFO L262 CegarLoopResult]: For program point L44-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,546 INFO L262 CegarLoopResult]: For program point L2026(lines 2026 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,546 INFO L262 CegarLoopResult]: For program point L969(lines 969 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,547 INFO L262 CegarLoopResult]: For program point L1630(lines 1630 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,547 INFO L262 CegarLoopResult]: For program point L2291(lines 2291 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,547 INFO L262 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-12-01 15:05:44,547 INFO L262 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-12-01 15:05:44,547 INFO L262 CegarLoopResult]: For program point L575(lines 575 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,547 INFO L262 CegarLoopResult]: For program point L1500(lines 1500 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,547 INFO L262 CegarLoopResult]: For program point L443(lines 443 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,547 INFO L262 CegarLoopResult]: For program point L311(lines 311 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,548 INFO L262 CegarLoopResult]: For program point L179-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,548 INFO L262 CegarLoopResult]: For program point L1104(lines 1104 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,548 INFO L262 CegarLoopResult]: For program point L47-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,548 INFO L262 CegarLoopResult]: For program point L708(lines 708 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,548 INFO L262 CegarLoopResult]: For program point L2426(lines 2426 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,548 INFO L262 CegarLoopResult]: For program point L1369(lines 1369 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,548 INFO L262 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-12-01 15:05:44,548 INFO L262 CegarLoopResult]: For program point L2162(lines 2162 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,548 INFO L262 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-12-01 15:05:44,549 INFO L262 CegarLoopResult]: For program point L2030(lines 2030 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,549 INFO L262 CegarLoopResult]: For program point L1898(lines 1898 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,549 INFO L262 CegarLoopResult]: For program point L841(lines 841 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,549 INFO L262 CegarLoopResult]: For program point L1766(lines 1766 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,549 INFO L262 CegarLoopResult]: For program point L2031(lines 2031 2040) no Hoare annotation was computed. [2020-12-01 15:05:44,549 INFO L262 CegarLoopResult]: For program point L2031-2(lines 2031 2040) no Hoare annotation was computed. [2020-12-01 15:05:44,549 INFO L262 CegarLoopResult]: For program point L182-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,549 INFO L262 CegarLoopResult]: For program point L50-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,549 INFO L262 CegarLoopResult]: For program point L1636(lines 1636 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,550 INFO L262 CegarLoopResult]: For program point L2561(lines 2561 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,550 INFO L262 CegarLoopResult]: For program point L2297(lines 2297 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,550 INFO L262 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-12-01 15:05:44,550 INFO L262 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-12-01 15:05:44,550 INFO L262 CegarLoopResult]: For program point L976(lines 976 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,550 INFO L262 CegarLoopResult]: For program point L580(lines 580 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,550 INFO L262 CegarLoopResult]: For program point L316(lines 316 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,551 INFO L262 CegarLoopResult]: For program point L1241(lines 1241 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,551 INFO L262 CegarLoopResult]: For program point L713(lines 713 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,552 INFO L262 CegarLoopResult]: For program point L449(lines 449 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,552 INFO L262 CegarLoopResult]: For program point L1374(lines 1374 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,552 INFO L262 CegarLoopResult]: For program point L185-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,552 INFO L262 CegarLoopResult]: For program point L1110(lines 1110 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,552 INFO L262 CegarLoopResult]: For program point L2167(lines 2167 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,552 INFO L262 CegarLoopResult]: For program point L53-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,552 INFO L262 CegarLoopResult]: For program point L1507(lines 1507 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,552 INFO L262 CegarLoopResult]: For program point L2432(lines 2432 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,553 INFO L262 CegarLoopResult]: For program point L1375(lines 1375 1386) no Hoare annotation was computed. [2020-12-01 15:05:44,553 INFO L262 CegarLoopResult]: For program point L1375-2(lines 1375 1386) no Hoare annotation was computed. [2020-12-01 15:05:44,553 INFO L262 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-12-01 15:05:44,553 INFO L262 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-12-01 15:05:44,553 INFO L262 CegarLoopResult]: For program point L847(lines 847 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,553 INFO L262 CegarLoopResult]: For program point L1905(lines 1905 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,553 INFO L262 CegarLoopResult]: For program point L848(lines 848 856) no Hoare annotation was computed. [2020-12-01 15:05:44,553 INFO L262 CegarLoopResult]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2020-12-01 15:05:44,553 INFO L262 CegarLoopResult]: For program point L1773(lines 1773 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,554 INFO L262 CegarLoopResult]: For program point L188-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,554 INFO L262 CegarLoopResult]: For program point L56-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,554 INFO L262 CegarLoopResult]: For program point L1642(lines 1642 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,554 INFO L262 CegarLoopResult]: For program point L2567(lines 2567 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,554 INFO L262 CegarLoopResult]: For program point L2303(lines 2303 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,554 INFO L262 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-12-01 15:05:44,554 INFO L262 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-12-01 15:05:44,554 INFO L262 CegarLoopResult]: For program point L982(lines 982 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,554 INFO L262 CegarLoopResult]: For program point L586(lines 586 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,555 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-01 15:05:44,555 INFO L262 CegarLoopResult]: For program point L1247(lines 1247 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,555 INFO L262 CegarLoopResult]: For program point L719(lines 719 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,555 INFO L262 CegarLoopResult]: For program point L323(lines 323 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,555 INFO L262 CegarLoopResult]: For program point L191-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,555 INFO L262 CegarLoopResult]: For program point L1116(lines 1116 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,555 INFO L262 CegarLoopResult]: For program point L2173(lines 2173 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,555 INFO L262 CegarLoopResult]: For program point L59-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,556 INFO L262 CegarLoopResult]: For program point L2041(lines 2041 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,556 INFO L262 CegarLoopResult]: For program point L720(lines 720 728) no Hoare annotation was computed. [2020-12-01 15:05:44,556 INFO L262 CegarLoopResult]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2020-12-01 15:05:44,556 INFO L262 CegarLoopResult]: For program point L456(lines 456 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,556 INFO L262 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-12-01 15:05:44,556 INFO L262 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-12-01 15:05:44,556 INFO L262 CegarLoopResult]: For program point L985(lines 985 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,556 INFO L262 CegarLoopResult]: For program point L1910(lines 1910 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,556 INFO L262 CegarLoopResult]: For program point L1646(lines 1646 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,557 INFO L262 CegarLoopResult]: For program point L1514(lines 1514 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,557 INFO L262 CegarLoopResult]: For program point L2439(lines 2439 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,557 INFO L262 CegarLoopResult]: For program point L2307(lines 2307 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,557 INFO L262 CegarLoopResult]: For program point L2440(lines 2440 2449) no Hoare annotation was computed. [2020-12-01 15:05:44,557 INFO L262 CegarLoopResult]: For program point L2440-2(lines 2440 2449) no Hoare annotation was computed. [2020-12-01 15:05:44,557 INFO L262 CegarLoopResult]: For program point L194-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,557 INFO L262 CegarLoopResult]: For program point L62-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,557 INFO L262 CegarLoopResult]: For program point L1780(lines 1780 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,557 INFO L262 CegarLoopResult]: For program point L2573(lines 2573 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,558 INFO L262 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-12-01 15:05:44,558 INFO L262 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-12-01 15:05:44,558 INFO L262 CegarLoopResult]: For program point L592(lines 592 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,558 INFO L262 CegarLoopResult]: For program point L2178(lines 2178 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,558 INFO L262 CegarLoopResult]: For program point L857(lines 857 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,558 INFO L262 CegarLoopResult]: For program point L461(lines 461 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,558 INFO L262 CegarLoopResult]: For program point L329(lines 329 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,558 INFO L262 CegarLoopResult]: For program point L1254(lines 1254 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,558 INFO L262 CegarLoopResult]: For program point L197-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,559 INFO L262 CegarLoopResult]: For program point L65-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,559 INFO L262 CegarLoopResult]: For program point L858(lines 858 868) no Hoare annotation was computed. [2020-12-01 15:05:44,559 INFO L262 CegarLoopResult]: For program point L858-2(lines 858 868) no Hoare annotation was computed. [2020-12-01 15:05:44,559 INFO L262 CegarLoopResult]: For program point L1387(lines 1387 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,559 INFO L262 CegarLoopResult]: For program point L2312(lines 2312 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,559 INFO L262 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-12-01 15:05:44,559 INFO L262 CegarLoopResult]: For program point L1123(lines 1123 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,559 INFO L262 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-12-01 15:05:44,560 INFO L262 CegarLoopResult]: For program point L2048(lines 2048 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,560 INFO L262 CegarLoopResult]: For program point L991(lines 991 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,560 INFO L262 CegarLoopResult]: For program point L1916(lines 1916 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,560 INFO L262 CegarLoopResult]: For program point L1520(lines 1520 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,560 INFO L262 CegarLoopResult]: For program point L1917(lines 1917 1925) no Hoare annotation was computed. [2020-12-01 15:05:44,560 INFO L262 CegarLoopResult]: For program point L1917-2(lines 1917 1925) no Hoare annotation was computed. [2020-12-01 15:05:44,561 INFO L258 CegarLoopResult]: At program point L1653(lines 34 1654) the Hoare annotation is: (let ((.cse0 (+ ~a14~0 182)) (.cse9 (+ ~a14~0 84)) (.cse5 (= ~a24~0 1))) (let ((.cse2 (or (and (< 0 .cse9) .cse5) (and .cse5 (< 217 ~a26~0)))) (.cse3 (<= .cse9 0)) (.cse6 (<= ~a26~0 215)) (.cse4 (<= (+ ~a14~0 114) 0)) (.cse8 (< 0 .cse0)) (.cse7 (<= ~a28~0 300)) (.cse1 (<= ~a21~0 124))) (or (and (<= 0 (+ ~a14~0 600000)) (<= .cse0 0) .cse1) (and .cse2 (<= ~a26~0 460652) .cse1) (and .cse2 .cse3) (and .cse4 .cse5) (and .cse6 .cse2) (and (<= ~a26~0 43) .cse5) (and .cse7 .cse5 .cse3) (and .cse6 .cse4 .cse8 .cse1) (and .cse4 .cse8 (<= ~a28~0 133) .cse1) (and (<= ~a26~0 124) .cse1) (and .cse7 .cse5 .cse1) (and (= ~a24~0 2) .cse1)))) [2020-12-01 15:05:44,561 INFO L262 CegarLoopResult]: For program point L200-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,561 INFO L262 CegarLoopResult]: For program point L2182(lines 2182 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,561 INFO L262 CegarLoopResult]: For program point L68-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,561 INFO L262 CegarLoopResult]: For program point L729(lines 729 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,561 INFO L262 CegarLoopResult]: For program point L597(lines 597 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,561 INFO L262 CegarLoopResult]: For program point L333(lines 333 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,561 INFO L262 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-12-01 15:05:44,561 INFO L262 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-12-01 15:05:44,562 INFO L262 CegarLoopResult]: For program point L1787(lines 1787 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,562 INFO L262 CegarLoopResult]: For program point L1259(lines 1259 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,562 INFO L258 CegarLoopResult]: At program point L2581(lines 1656 2582) the Hoare annotation is: (let ((.cse0 (+ ~a14~0 182)) (.cse9 (+ ~a14~0 84)) (.cse5 (= ~a24~0 1))) (let ((.cse2 (or (and (< 0 .cse9) .cse5) (and .cse5 (< 217 ~a26~0)))) (.cse3 (<= .cse9 0)) (.cse6 (<= ~a26~0 215)) (.cse4 (<= (+ ~a14~0 114) 0)) (.cse8 (< 0 .cse0)) (.cse7 (<= ~a28~0 300)) (.cse1 (<= ~a21~0 124))) (or (and (<= 0 (+ ~a14~0 600000)) (<= .cse0 0) .cse1) (and .cse2 (<= ~a26~0 460652) .cse1) (and .cse2 .cse3) (and .cse4 .cse5) (and .cse6 .cse2) (and (<= ~a26~0 43) .cse5) (and .cse7 .cse5 .cse3) (and .cse6 .cse4 .cse8 .cse1) (and .cse4 .cse8 (<= ~a28~0 133) .cse1) (and (<= ~a26~0 124) .cse1) (and .cse7 .cse5 .cse1) (and (= ~a24~0 2) .cse1)))) [2020-12-01 15:05:44,562 INFO L262 CegarLoopResult]: For program point L2317(lines 2317 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,562 INFO L262 CegarLoopResult]: For program point L203-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,562 INFO L262 CegarLoopResult]: For program point L71-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,562 INFO L262 CegarLoopResult]: For program point L2053(lines 2053 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,563 INFO L262 CegarLoopResult]: For program point L1525(lines 1525 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,563 INFO L262 CegarLoopResult]: For program point L468(lines 468 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,563 INFO L262 CegarLoopResult]: For program point L2450(lines 2450 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,563 INFO L262 CegarLoopResult]: For program point L1393(lines 1393 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,563 INFO L262 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-12-01 15:05:44,563 INFO L262 CegarLoopResult]: For program point L1129(lines 1129 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,563 INFO L262 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-12-01 15:05:44,563 INFO L262 CegarLoopResult]: For program point L998(lines 998 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,564 INFO L262 CegarLoopResult]: For program point L1659(lines 1659 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,564 INFO L265 CegarLoopResult]: At program point L2584(lines 2584 2600) the Hoare annotation is: true [2020-12-01 15:05:44,564 INFO L262 CegarLoopResult]: For program point L206-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,564 INFO L262 CegarLoopResult]: For program point L2188(lines 2188 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,564 INFO L262 CegarLoopResult]: For program point L74-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,564 INFO L262 CegarLoopResult]: For program point L735(lines 735 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,564 INFO L262 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-12-01 15:05:44,564 INFO L262 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-12-01 15:05:44,564 INFO L262 CegarLoopResult]: For program point L736(lines 736 746) no Hoare annotation was computed. [2020-12-01 15:05:44,565 INFO L262 CegarLoopResult]: For program point L736-2(lines 736 746) no Hoare annotation was computed. [2020-12-01 15:05:44,565 INFO L262 CegarLoopResult]: For program point L604(lines 604 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,565 INFO L262 CegarLoopResult]: For program point L340(lines 340 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,565 INFO L262 CegarLoopResult]: For program point L1265(lines 1265 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,565 INFO L262 CegarLoopResult]: For program point L1926(lines 1926 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,565 INFO L262 CegarLoopResult]: For program point L869(lines 869 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,566 INFO L262 CegarLoopResult]: For program point L1794(lines 1794 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,566 INFO L262 CegarLoopResult]: For program point L473(lines 473 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,566 INFO L262 CegarLoopResult]: For program point L2323(lines 2323 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,567 INFO L262 CegarLoopResult]: For program point L209-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,567 INFO L262 CegarLoopResult]: For program point L77-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,567 INFO L262 CegarLoopResult]: For program point L1531(lines 1531 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,567 INFO L262 CegarLoopResult]: For program point L2456(lines 2456 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,567 INFO L262 CegarLoopResult]: For program point L1399(lines 1399 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,567 INFO L262 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-12-01 15:05:44,567 INFO L262 CegarLoopResult]: For program point L1135(lines 1135 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,567 INFO L262 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-12-01 15:05:44,567 INFO L262 CegarLoopResult]: For program point L2060(lines 2060 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,567 INFO L262 CegarLoopResult]: For program point L1664(lines 1664 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,568 INFO L258 CegarLoopResult]: At program point L2590-2(lines 2590 2599) the Hoare annotation is: (let ((.cse0 (+ ~a14~0 182)) (.cse9 (+ ~a14~0 84)) (.cse5 (= ~a24~0 1))) (let ((.cse2 (or (and (< 0 .cse9) .cse5) (and .cse5 (< 217 ~a26~0)))) (.cse3 (<= .cse9 0)) (.cse6 (<= ~a26~0 215)) (.cse4 (<= (+ ~a14~0 114) 0)) (.cse8 (< 0 .cse0)) (.cse7 (<= ~a28~0 300)) (.cse1 (<= ~a21~0 124))) (or (and (<= 0 (+ ~a14~0 600000)) (<= .cse0 0) .cse1) (and .cse2 (<= ~a26~0 460652) .cse1) (and .cse2 .cse3) (and .cse4 .cse5) (and .cse6 .cse2) (and (<= ~a26~0 43) .cse5) (and .cse7 .cse5 .cse3) (and .cse6 .cse4 .cse8 .cse1) (and .cse4 .cse8 (<= ~a28~0 133) .cse1) (and (<= ~a26~0 124) .cse1) (and .cse7 .cse5 .cse1) (and (= ~a24~0 2) .cse1)))) [2020-12-01 15:05:44,568 INFO L262 CegarLoopResult]: For program point L212-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,568 INFO L262 CegarLoopResult]: For program point L80-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,569 INFO L262 CegarLoopResult]: For program point L1005(lines 1005 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,569 INFO L262 CegarLoopResult]: For program point L609(lines 609 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,569 INFO L262 CegarLoopResult]: For program point L345(lines 345 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,569 INFO L262 CegarLoopResult]: For program point L2327(lines 2327 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,569 INFO L262 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-12-01 15:05:44,569 INFO L262 CegarLoopResult]: For program point L2195(lines 2195 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,570 INFO L262 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-12-01 15:05:44,570 INFO L262 CegarLoopResult]: For program point L610(lines 610 615) no Hoare annotation was computed. [2020-12-01 15:05:44,570 INFO L262 CegarLoopResult]: For program point L610-2(lines 610 615) no Hoare annotation was computed. [2020-12-01 15:05:44,570 INFO L262 CegarLoopResult]: For program point L1535(lines 1535 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,570 INFO L262 CegarLoopResult]: For program point L478(lines 478 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,570 INFO L262 CegarLoopResult]: For program point L2328(lines 2328 2339) no Hoare annotation was computed. [2020-12-01 15:05:44,570 INFO L262 CegarLoopResult]: For program point L2328-2(lines 2328 2339) no Hoare annotation was computed. [2020-12-01 15:05:44,570 INFO L262 CegarLoopResult]: For program point L2196(lines 2196 2206) no Hoare annotation was computed. [2020-12-01 15:05:44,571 INFO L262 CegarLoopResult]: For program point L2196-2(lines 2196 2206) no Hoare annotation was computed. [2020-12-01 15:05:44,571 INFO L262 CegarLoopResult]: For program point L1932(lines 1932 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,571 INFO L262 CegarLoopResult]: For program point L875(lines 875 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,571 INFO L262 CegarLoopResult]: For program point L1272(lines 1272 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,571 INFO L262 CegarLoopResult]: For program point L215-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,571 INFO L262 CegarLoopResult]: For program point L1140(lines 1140 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,571 INFO L262 CegarLoopResult]: For program point L83-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,571 INFO L262 CegarLoopResult]: For program point L1801(lines 1801 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,571 INFO L262 CegarLoopResult]: For program point L1669(lines 1669 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,572 INFO L262 CegarLoopResult]: For program point L1405(lines 1405 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,572 INFO L262 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-12-01 15:05:44,572 INFO L262 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-12-01 15:05:44,572 INFO L262 CegarLoopResult]: For program point L1009(lines 1009 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,572 INFO L262 CegarLoopResult]: For program point L1802(lines 1802 1810) no Hoare annotation was computed. [2020-12-01 15:05:44,572 INFO L262 CegarLoopResult]: For program point L1802-2(lines 1802 1810) no Hoare annotation was computed. [2020-12-01 15:05:44,572 INFO L262 CegarLoopResult]: For program point L2595(line 2595) no Hoare annotation was computed. [2020-12-01 15:05:44,572 INFO L262 CegarLoopResult]: For program point L1406(lines 1406 1415) no Hoare annotation was computed. [2020-12-01 15:05:44,572 INFO L262 CegarLoopResult]: For program point L2463(lines 2463 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,573 INFO L262 CegarLoopResult]: For program point L1406-2(lines 1406 1415) no Hoare annotation was computed. [2020-12-01 15:05:44,573 INFO L262 CegarLoopResult]: For program point L2067(lines 2067 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,573 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-01 15:05:44,573 INFO L262 CegarLoopResult]: For program point L86-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,573 INFO L262 CegarLoopResult]: For program point L747(lines 747 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,573 INFO L262 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-12-01 15:05:44,573 INFO L262 CegarLoopResult]: For program point L1937(lines 1937 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,573 INFO L262 CegarLoopResult]: For program point L1673(lines 1673 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,574 INFO L262 CegarLoopResult]: For program point L616(lines 616 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,574 INFO L262 CegarLoopResult]: For program point L1541(lines 1541 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,574 INFO L262 CegarLoopResult]: For program point L352(lines 352 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,574 INFO L262 CegarLoopResult]: For program point L1277(lines 1277 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,574 INFO L262 CegarLoopResult]: For program point L1145(lines 1145 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,574 INFO L262 CegarLoopResult]: For program point L881(lines 881 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,574 INFO L262 CegarLoopResult]: For program point L617(lines 617 627) no Hoare annotation was computed. [2020-12-01 15:05:44,574 INFO L262 CegarLoopResult]: For program point L617-2(lines 617 627) no Hoare annotation was computed. [2020-12-01 15:05:44,574 INFO L262 CegarLoopResult]: For program point L485(lines 485 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,575 INFO L262 CegarLoopResult]: For program point L89-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,575 INFO L262 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-12-01 15:05:44,575 INFO L262 CegarLoopResult]: For program point L1015(lines 1015 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,575 INFO L262 CegarLoopResult]: For program point L2073(lines 2073 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,575 INFO L262 CegarLoopResult]: For program point L884(lines 884 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,575 INFO L262 CegarLoopResult]: For program point L752(lines 752 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,575 INFO L262 CegarLoopResult]: For program point L2470(lines 2470 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,575 INFO L262 CegarLoopResult]: For program point L92-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,576 INFO L262 CegarLoopResult]: For program point L1942(lines 1942 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,576 INFO L262 CegarLoopResult]: For program point L489(lines 489 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,576 INFO L262 CegarLoopResult]: For program point L357(lines 357 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,576 INFO L262 CegarLoopResult]: For program point L1282(lines 1282 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,576 INFO L262 CegarLoopResult]: For program point L225(lines 225 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,576 INFO L262 CegarLoopResult]: For program point L2207(lines 2207 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,576 INFO L262 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-12-01 15:05:44,576 INFO L262 CegarLoopResult]: For program point L1943(lines 1943 1954) no Hoare annotation was computed. [2020-12-01 15:05:44,576 INFO L262 CegarLoopResult]: For program point L1943-2(lines 1943 1954) no Hoare annotation was computed. [2020-12-01 15:05:44,577 INFO L262 CegarLoopResult]: For program point L1811(lines 1811 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,577 INFO L262 CegarLoopResult]: For program point L2340(lines 2340 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,577 INFO L262 CegarLoopResult]: For program point L1680(lines 1680 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,577 INFO L262 CegarLoopResult]: For program point L1548(lines 1548 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,577 INFO L262 CegarLoopResult]: For program point L1416(lines 1416 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,577 INFO L262 CegarLoopResult]: For program point L1152(lines 1152 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,577 INFO L262 CegarLoopResult]: For program point L95-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,577 INFO L262 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-12-01 15:05:44,577 INFO L262 CegarLoopResult]: For program point L1021(lines 1021 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,578 INFO L262 CegarLoopResult]: For program point L2079(lines 2079 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,578 INFO L262 CegarLoopResult]: For program point L890(lines 890 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,578 INFO L262 CegarLoopResult]: For program point L758(lines 758 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,578 INFO L262 CegarLoopResult]: For program point L2344(lines 2344 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,578 INFO L262 CegarLoopResult]: For program point L1155(lines 1155 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,578 INFO L262 CegarLoopResult]: For program point L98-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,578 INFO L262 CegarLoopResult]: For program point L759(lines 759 770) no Hoare annotation was computed. [2020-12-01 15:05:44,578 INFO L262 CegarLoopResult]: For program point L759-2(lines 759 770) no Hoare annotation was computed. [2020-12-01 15:05:44,579 INFO L262 CegarLoopResult]: For program point L2477(lines 2477 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,579 INFO L262 CegarLoopResult]: For program point L363(lines 363 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,579 INFO L262 CegarLoopResult]: For program point L2213(lines 2213 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,579 INFO L262 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-12-01 15:05:44,579 INFO L262 CegarLoopResult]: For program point L1817(lines 1817 2580) no Hoare annotation was computed. [2020-12-01 15:05:44,579 INFO L262 CegarLoopResult]: For program point L628(lines 628 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,579 INFO L262 CegarLoopResult]: For program point L496(lines 496 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,579 INFO L262 CegarLoopResult]: For program point L1289(lines 1289 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,579 INFO L262 CegarLoopResult]: For program point L232(lines 232 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,580 INFO L262 CegarLoopResult]: For program point L101-1(lines 34 1654) no Hoare annotation was computed. [2020-12-01 15:05:44,580 INFO L262 CegarLoopResult]: For program point L1026(lines 1026 1652) no Hoare annotation was computed. [2020-12-01 15:05:44,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 03:05:44 BoogieIcfgContainer [2020-12-01 15:05:44,629 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-01 15:05:44,630 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 15:05:44,630 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 15:05:44,630 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 15:05:44,631 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:02:29" (3/4) ... [2020-12-01 15:05:44,634 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 15:05:44,686 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-01 15:05:44,691 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-01 15:05:44,696 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 15:05:44,702 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 15:05:45,053 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d4ec8482-afa1-4c67-bb89-0cbfdd6e4df3/bin/uautomizer/witness.graphml [2020-12-01 15:05:45,053 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 15:05:45,054 INFO L168 Benchmark]: Toolchain (without parser) took 201732.47 ms. Allocated memory was 121.6 MB in the beginning and 6.8 GB in the end (delta: 6.6 GB). Free memory was 88.6 MB in the beginning and 4.9 GB in the end (delta: -4.8 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.1 GB. [2020-12-01 15:05:45,054 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 121.6 MB. Free memory was 80.6 MB in the beginning and 80.5 MB in the end (delta: 54.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 15:05:45,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1750.26 ms. Allocated memory was 121.6 MB in the beginning and 169.9 MB in the end (delta: 48.2 MB). Free memory was 88.3 MB in the beginning and 124.2 MB in the end (delta: -35.9 MB). Peak memory consumption was 64.6 MB. Max. memory is 16.1 GB. [2020-12-01 15:05:45,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 448.67 ms. Allocated memory is still 169.9 MB. Free memory was 124.2 MB in the beginning and 90.8 MB in the end (delta: 33.4 MB). Peak memory consumption was 79.1 MB. Max. memory is 16.1 GB. [2020-12-01 15:05:45,056 INFO L168 Benchmark]: Boogie Preprocessor took 349.62 ms. Allocated memory is still 169.9 MB. Free memory was 90.8 MB in the beginning and 68.0 MB in the end (delta: 22.8 MB). Peak memory consumption was 33.1 MB. Max. memory is 16.1 GB. [2020-12-01 15:05:45,056 INFO L168 Benchmark]: RCFGBuilder took 4120.75 ms. Allocated memory was 169.9 MB in the beginning and 553.6 MB in the end (delta: 383.8 MB). Free memory was 67.5 MB in the beginning and 347.8 MB in the end (delta: -280.3 MB). Peak memory consumption was 133.9 MB. Max. memory is 16.1 GB. [2020-12-01 15:05:45,057 INFO L168 Benchmark]: TraceAbstraction took 194630.96 ms. Allocated memory was 553.6 MB in the beginning and 6.8 GB in the end (delta: 6.2 GB). Free memory was 346.7 MB in the beginning and 5.0 GB in the end (delta: -4.6 GB). Peak memory consumption was 2.5 GB. Max. memory is 16.1 GB. [2020-12-01 15:05:45,057 INFO L168 Benchmark]: Witness Printer took 423.03 ms. Allocated memory is still 6.8 GB. Free memory was 5.0 GB in the beginning and 4.9 GB in the end (delta: 66.8 MB). Peak memory consumption was 65.0 MB. Max. memory is 16.1 GB. [2020-12-01 15:05:45,060 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 121.6 MB. Free memory was 80.6 MB in the beginning and 80.5 MB in the end (delta: 54.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1750.26 ms. Allocated memory was 121.6 MB in the beginning and 169.9 MB in the end (delta: 48.2 MB). Free memory was 88.3 MB in the beginning and 124.2 MB in the end (delta: -35.9 MB). Peak memory consumption was 64.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 448.67 ms. Allocated memory is still 169.9 MB. Free memory was 124.2 MB in the beginning and 90.8 MB in the end (delta: 33.4 MB). Peak memory consumption was 79.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 349.62 ms. Allocated memory is still 169.9 MB. Free memory was 90.8 MB in the beginning and 68.0 MB in the end (delta: 22.8 MB). Peak memory consumption was 33.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4120.75 ms. Allocated memory was 169.9 MB in the beginning and 553.6 MB in the end (delta: 383.8 MB). Free memory was 67.5 MB in the beginning and 347.8 MB in the end (delta: -280.3 MB). Peak memory consumption was 133.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 194630.96 ms. Allocated memory was 553.6 MB in the beginning and 6.8 GB in the end (delta: 6.2 GB). Free memory was 346.7 MB in the beginning and 5.0 GB in the end (delta: -4.6 GB). Peak memory consumption was 2.5 GB. Max. memory is 16.1 GB. * Witness Printer took 423.03 ms. Allocated memory is still 6.8 GB. Free memory was 5.0 GB in the beginning and 4.9 GB in the end (delta: 66.8 MB). Peak memory consumption was 65.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2590]: Loop Invariant Derived loop invariant: ((((((((((((0 <= a14 + 600000 && a14 + 182 <= 0) && a21 <= 124) || ((((0 < a14 + 84 && a24 == 1) || (a24 == 1 && 217 < a26)) && a26 <= 460652) && a21 <= 124)) || (((0 < a14 + 84 && a24 == 1) || (a24 == 1 && 217 < a26)) && a14 + 84 <= 0)) || (a14 + 114 <= 0 && a24 == 1)) || (a26 <= 215 && ((0 < a14 + 84 && a24 == 1) || (a24 == 1 && 217 < a26)))) || (a26 <= 43 && a24 == 1)) || ((a28 <= 300 && a24 == 1) && a14 + 84 <= 0)) || (((a26 <= 215 && a14 + 114 <= 0) && 0 < a14 + 182) && a21 <= 124)) || (((a14 + 114 <= 0 && 0 < a14 + 182) && a28 <= 133) && a21 <= 124)) || (a26 <= 124 && a21 <= 124)) || ((a28 <= 300 && a24 == 1) && a21 <= 124)) || (a24 == 2 && a21 <= 124) - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: ((((((((((((0 <= a14 + 600000 && a14 + 182 <= 0) && a21 <= 124) || ((((0 < a14 + 84 && a24 == 1) || (a24 == 1 && 217 < a26)) && a26 <= 460652) && a21 <= 124)) || (((0 < a14 + 84 && a24 == 1) || (a24 == 1 && 217 < a26)) && a14 + 84 <= 0)) || (a14 + 114 <= 0 && a24 == 1)) || (a26 <= 215 && ((0 < a14 + 84 && a24 == 1) || (a24 == 1 && 217 < a26)))) || (a26 <= 43 && a24 == 1)) || ((a28 <= 300 && a24 == 1) && a14 + 84 <= 0)) || (((a26 <= 215 && a14 + 114 <= 0) && 0 < a14 + 182) && a21 <= 124)) || (((a14 + 114 <= 0 && 0 < a14 + 182) && a28 <= 133) && a21 <= 124)) || (a26 <= 124 && a21 <= 124)) || ((a28 <= 300 && a24 == 1) && a21 <= 124)) || (a24 == 2 && a21 <= 124) - InvariantResult [Line: 1656]: Loop Invariant Derived loop invariant: ((((((((((((0 <= a14 + 600000 && a14 + 182 <= 0) && a21 <= 124) || ((((0 < a14 + 84 && a24 == 1) || (a24 == 1 && 217 < a26)) && a26 <= 460652) && a21 <= 124)) || (((0 < a14 + 84 && a24 == 1) || (a24 == 1 && 217 < a26)) && a14 + 84 <= 0)) || (a14 + 114 <= 0 && a24 == 1)) || (a26 <= 215 && ((0 < a14 + 84 && a24 == 1) || (a24 == 1 && 217 < a26)))) || (a26 <= 43 && a24 == 1)) || ((a28 <= 300 && a24 == 1) && a14 + 84 <= 0)) || (((a26 <= 215 && a14 + 114 <= 0) && 0 < a14 + 182) && a21 <= 124)) || (((a14 + 114 <= 0 && 0 < a14 + 182) && a28 <= 133) && a21 <= 124)) || (a26 <= 124 && a21 <= 124)) || ((a28 <= 300 && a24 == 1) && a21 <= 124)) || (a24 == 2 && a21 <= 124) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 591 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 180.7s, OverallIterations: 27, TraceHistogramMax: 7, AutomataDifference: 148.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 9761 SDtfs, 17794 SDslu, 2165 SDs, 0 SdLazy, 55588 SolverSat, 8095 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 83.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 438 GetRequests, 384 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=80539occurred in iteration=23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 10.2s AutomataMinimizationTime, 27 MinimizatonAttempts, 98114 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 720 NumberOfFragments, 508 HoareAnnotationTreeSize, 4 FomulaSimplifications, 1797093 FormulaSimplificationTreeSizeReduction, 4.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 289035 FormulaSimplificationTreeSizeReductionInter, 9.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 8.2s InterpolantComputationTime, 16239 NumberOfCodeBlocks, 16239 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 16211 ConstructedInterpolants, 0 QuantifiedInterpolants, 21143849 SizeOfPredicates, 0 NumberOfNonLiveVariables, 449 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 28 InterpolantComputations, 26 PerfectInterpolantSequences, 23114/23315 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...