./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label49.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label49.c -s /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/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 6d2a4e7446ce4aea4771434a600c62a8357fef00 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:57:00,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:57:00,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:57:01,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:57:01,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:57:01,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:57:01,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:57:01,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:57:01,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:57:01,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:57:01,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:57:01,114 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:57:01,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:57:01,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:57:01,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:57:01,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:57:01,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:57:01,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:57:01,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:57:01,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:57:01,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:57:01,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:57:01,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:57:01,153 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:57:01,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:57:01,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:57:01,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:57:01,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:57:01,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:57:01,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:57:01,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:57:01,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:57:01,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:57:01,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:57:01,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:57:01,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:57:01,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:57:01,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:57:01,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:57:01,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:57:01,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:57:01,189 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 19:57:01,239 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:57:01,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:57:01,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:57:01,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:57:01,242 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:57:01,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:57:01,243 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:57:01,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:57:01,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:57:01,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:57:01,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:57:01,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:57:01,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:57:01,246 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:57:01,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:57:01,247 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:57:01,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:57:01,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:57:01,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:57:01,248 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:57:01,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:57:01,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:57:01,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:57:01,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:57:01,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:57:01,250 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:57:01,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:57:01,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:57:01,251 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:57:01,251 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_79103a86-84f4-45b8-9fa9-0a903627be52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d2a4e7446ce4aea4771434a600c62a8357fef00 [2020-11-29 19:57:01,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:57:01,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:57:01,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:57:01,650 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:57:01,652 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:57:01,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label49.c [2020-11-29 19:57:01,737 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/bin/uautomizer/data/4db0ecd73/e69de9842bf44549b97e2a1b7bdef2ea/FLAGfeefb57b0 [2020-11-29 19:57:02,613 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:57:02,614 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/sv-benchmarks/c/eca-rers2012/Problem16_label49.c [2020-11-29 19:57:02,641 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/bin/uautomizer/data/4db0ecd73/e69de9842bf44549b97e2a1b7bdef2ea/FLAGfeefb57b0 [2020-11-29 19:57:03,150 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/bin/uautomizer/data/4db0ecd73/e69de9842bf44549b97e2a1b7bdef2ea [2020-11-29 19:57:03,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:57:03,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:57:03,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:57:03,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:57:03,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:57:03,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:57:03" (1/1) ... [2020-11-29 19:57:03,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f81d71c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:03, skipping insertion in model container [2020-11-29 19:57:03,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:57:03" (1/1) ... [2020-11-29 19:57:03,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:57:03,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:57:04,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:57:04,222 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:57:04,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:57:04,631 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:57:04,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:04 WrapperNode [2020-11-29 19:57:04,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:57:04,635 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:57:04,635 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:57:04,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:57:04,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:04" (1/1) ... [2020-11-29 19:57:04,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:04" (1/1) ... [2020-11-29 19:57:04,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:57:04,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:57:04,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:57:04,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:57:04,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:04" (1/1) ... [2020-11-29 19:57:04,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:04" (1/1) ... [2020-11-29 19:57:04,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:04" (1/1) ... [2020-11-29 19:57:04,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:04" (1/1) ... [2020-11-29 19:57:05,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:04" (1/1) ... [2020-11-29 19:57:05,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:04" (1/1) ... [2020-11-29 19:57:05,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:04" (1/1) ... [2020-11-29 19:57:05,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:57:05,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:57:05,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:57:05,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:57:05,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/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 [2020-11-29 19:57:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:57:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:57:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:57:05,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:57:08,451 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:57:08,455 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-29 19:57:08,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:57:08 BoogieIcfgContainer [2020-11-29 19:57:08,461 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:57:08,463 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 19:57:08,464 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 19:57:08,468 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 19:57:08,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 07:57:03" (1/3) ... [2020-11-29 19:57:08,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9bab173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:57:08, skipping insertion in model container [2020-11-29 19:57:08,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:57:04" (2/3) ... [2020-11-29 19:57:08,471 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9bab173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:57:08, skipping insertion in model container [2020-11-29 19:57:08,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:57:08" (3/3) ... [2020-11-29 19:57:08,473 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label49.c [2020-11-29 19:57:08,490 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 19:57:08,496 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 19:57:08,513 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 19:57:08,566 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 19:57:08,567 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 19:57:08,567 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 19:57:08,568 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 19:57:08,568 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 19:57:08,568 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 19:57:08,569 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 19:57:08,569 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 19:57:08,608 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-11-29 19:57:08,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-29 19:57:08,621 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:08,622 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:57:08,622 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:08,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:08,631 INFO L82 PathProgramCache]: Analyzing trace with hash -634083006, now seen corresponding path program 1 times [2020-11-29 19:57:08,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:08,643 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145550566] [2020-11-29 19:57:08,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:09,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:57:09,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145550566] [2020-11-29 19:57:09,075 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:09,075 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 19:57:09,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78978706] [2020-11-29 19:57:09,082 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:57:09,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:09,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:57:09,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:57:09,103 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-11-29 19:57:12,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:12,781 INFO L93 Difference]: Finished difference Result 1138 states and 2119 transitions. [2020-11-29 19:57:12,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:57:12,784 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-11-29 19:57:12,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:12,809 INFO L225 Difference]: With dead ends: 1138 [2020-11-29 19:57:12,809 INFO L226 Difference]: Without dead ends: 662 [2020-11-29 19:57:12,816 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 [2020-11-29 19:57:12,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-11-29 19:57:12,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-11-29 19:57:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-11-29 19:57:12,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1124 transitions. [2020-11-29 19:57:12,923 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1124 transitions. Word has length 60 [2020-11-29 19:57:12,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:12,924 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1124 transitions. [2020-11-29 19:57:12,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:57:12,924 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1124 transitions. [2020-11-29 19:57:12,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-11-29 19:57:12,932 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:12,933 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:57:12,933 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 19:57:12,934 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:12,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:12,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1947544383, now seen corresponding path program 1 times [2020-11-29 19:57:12,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:12,936 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834345103] [2020-11-29 19:57:12,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:13,146 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:57:13,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834345103] [2020-11-29 19:57:13,146 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:13,146 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 19:57:13,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85133908] [2020-11-29 19:57:13,149 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:57:13,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:13,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:57:13,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:57:13,152 INFO L87 Difference]: Start difference. First operand 662 states and 1124 transitions. Second operand 3 states. [2020-11-29 19:57:15,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:15,834 INFO L93 Difference]: Finished difference Result 1980 states and 3367 transitions. [2020-11-29 19:57:15,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:57:15,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2020-11-29 19:57:15,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:15,846 INFO L225 Difference]: With dead ends: 1980 [2020-11-29 19:57:15,846 INFO L226 Difference]: Without dead ends: 1320 [2020-11-29 19:57:15,850 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 [2020-11-29 19:57:15,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-11-29 19:57:15,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-11-29 19:57:15,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-11-29 19:57:15,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2137 transitions. [2020-11-29 19:57:15,962 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2137 transitions. Word has length 126 [2020-11-29 19:57:15,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:15,963 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 2137 transitions. [2020-11-29 19:57:15,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:57:15,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2137 transitions. [2020-11-29 19:57:15,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-11-29 19:57:15,971 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:15,977 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:57:15,977 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 19:57:15,978 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:15,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:15,981 INFO L82 PathProgramCache]: Analyzing trace with hash 1332803557, now seen corresponding path program 1 times [2020-11-29 19:57:15,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:15,982 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400711024] [2020-11-29 19:57:15,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:16,225 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:57:16,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400711024] [2020-11-29 19:57:16,226 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:16,227 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 19:57:16,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446376314] [2020-11-29 19:57:16,228 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:57:16,228 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:16,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:57:16,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:57:16,229 INFO L87 Difference]: Start difference. First operand 1320 states and 2137 transitions. Second operand 3 states. [2020-11-29 19:57:18,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:18,708 INFO L93 Difference]: Finished difference Result 3296 states and 5285 transitions. [2020-11-29 19:57:18,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:57:18,710 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 127 [2020-11-29 19:57:18,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:18,725 INFO L225 Difference]: With dead ends: 3296 [2020-11-29 19:57:18,725 INFO L226 Difference]: Without dead ends: 1978 [2020-11-29 19:57:18,728 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 [2020-11-29 19:57:18,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2020-11-29 19:57:18,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2020-11-29 19:57:18,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1978 states. [2020-11-29 19:57:18,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2634 transitions. [2020-11-29 19:57:18,832 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2634 transitions. Word has length 127 [2020-11-29 19:57:18,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:18,836 INFO L481 AbstractCegarLoop]: Abstraction has 1978 states and 2634 transitions. [2020-11-29 19:57:18,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:57:18,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2634 transitions. [2020-11-29 19:57:18,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-11-29 19:57:18,852 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:18,854 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:57:18,854 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 19:57:18,855 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:18,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:18,856 INFO L82 PathProgramCache]: Analyzing trace with hash 1355655039, now seen corresponding path program 1 times [2020-11-29 19:57:18,856 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:18,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585835655] [2020-11-29 19:57:18,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:19,188 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:57:19,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585835655] [2020-11-29 19:57:19,189 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:19,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 19:57:19,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198519160] [2020-11-29 19:57:19,191 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:57:19,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:19,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:57:19,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:57:19,195 INFO L87 Difference]: Start difference. First operand 1978 states and 2634 transitions. Second operand 3 states. [2020-11-29 19:57:22,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:22,385 INFO L93 Difference]: Finished difference Result 5928 states and 7897 transitions. [2020-11-29 19:57:22,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:57:22,386 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 219 [2020-11-29 19:57:22,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:22,417 INFO L225 Difference]: With dead ends: 5928 [2020-11-29 19:57:22,418 INFO L226 Difference]: Without dead ends: 3952 [2020-11-29 19:57:22,423 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 [2020-11-29 19:57:22,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-11-29 19:57:22,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2020-11-29 19:57:22,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3952 states. [2020-11-29 19:57:22,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4806 transitions. [2020-11-29 19:57:22,591 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4806 transitions. Word has length 219 [2020-11-29 19:57:22,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:22,594 INFO L481 AbstractCegarLoop]: Abstraction has 3952 states and 4806 transitions. [2020-11-29 19:57:22,594 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:57:22,595 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4806 transitions. [2020-11-29 19:57:22,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2020-11-29 19:57:22,605 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:22,605 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:57:22,606 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 19:57:22,606 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:22,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:22,607 INFO L82 PathProgramCache]: Analyzing trace with hash -1266905112, now seen corresponding path program 1 times [2020-11-29 19:57:22,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:22,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404518027] [2020-11-29 19:57:22,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:23,818 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:57:23,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404518027] [2020-11-29 19:57:23,819 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:23,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:57:23,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582484879] [2020-11-29 19:57:23,821 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 19:57:23,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:23,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 19:57:23,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 19:57:23,823 INFO L87 Difference]: Start difference. First operand 3952 states and 4806 transitions. Second operand 4 states. [2020-11-29 19:57:26,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:26,732 INFO L93 Difference]: Finished difference Result 8269 states and 9989 transitions. [2020-11-29 19:57:26,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 19:57:26,756 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 305 [2020-11-29 19:57:26,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:26,790 INFO L225 Difference]: With dead ends: 8269 [2020-11-29 19:57:26,790 INFO L226 Difference]: Without dead ends: 4319 [2020-11-29 19:57:26,798 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-29 19:57:26,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4319 states. [2020-11-29 19:57:26,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4319 to 4281. [2020-11-29 19:57:26,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2020-11-29 19:57:26,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 5141 transitions. [2020-11-29 19:57:26,930 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 5141 transitions. Word has length 305 [2020-11-29 19:57:26,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:26,931 INFO L481 AbstractCegarLoop]: Abstraction has 4281 states and 5141 transitions. [2020-11-29 19:57:26,931 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 19:57:26,931 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 5141 transitions. [2020-11-29 19:57:26,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2020-11-29 19:57:26,944 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:26,945 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:57:26,946 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 19:57:26,946 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:26,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:26,947 INFO L82 PathProgramCache]: Analyzing trace with hash -96318313, now seen corresponding path program 1 times [2020-11-29 19:57:26,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:26,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013250718] [2020-11-29 19:57:26,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:27,767 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:57:27,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013250718] [2020-11-29 19:57:27,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:27,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-29 19:57:27,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314950683] [2020-11-29 19:57:27,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-29 19:57:27,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:27,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-29 19:57:27,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-29 19:57:27,771 INFO L87 Difference]: Start difference. First operand 4281 states and 5141 transitions. Second operand 7 states. [2020-11-29 19:57:32,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:32,084 INFO L93 Difference]: Finished difference Result 8090 states and 9792 transitions. [2020-11-29 19:57:32,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-29 19:57:32,085 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 392 [2020-11-29 19:57:32,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:32,140 INFO L225 Difference]: With dead ends: 8090 [2020-11-29 19:57:32,149 INFO L226 Difference]: Without dead ends: 3952 [2020-11-29 19:57:32,155 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-29 19:57:32,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-11-29 19:57:32,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2020-11-29 19:57:32,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3952 states. [2020-11-29 19:57:32,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4268 transitions. [2020-11-29 19:57:32,289 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4268 transitions. Word has length 392 [2020-11-29 19:57:32,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:32,295 INFO L481 AbstractCegarLoop]: Abstraction has 3952 states and 4268 transitions. [2020-11-29 19:57:32,295 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-29 19:57:32,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4268 transitions. [2020-11-29 19:57:32,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2020-11-29 19:57:32,307 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:32,308 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:57:32,308 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 19:57:32,309 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:32,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:32,310 INFO L82 PathProgramCache]: Analyzing trace with hash 448527361, now seen corresponding path program 1 times [2020-11-29 19:57:32,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:32,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506601926] [2020-11-29 19:57:32,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:33,114 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2020-11-29 19:57:33,114 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506601926] [2020-11-29 19:57:33,114 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [197920907] [2020-11-29 19:57:33,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/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 [2020-11-29 19:57:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:33,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 19:57:33,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 19:57:34,208 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-11-29 19:57:34,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 19:57:34,211 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-11-29 19:57:34,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549371180] [2020-11-29 19:57:34,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:57:34,214 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:34,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:57:34,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-29 19:57:34,216 INFO L87 Difference]: Start difference. First operand 3952 states and 4268 transitions. Second operand 3 states. [2020-11-29 19:57:36,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:36,311 INFO L93 Difference]: Finished difference Result 4941 states and 5287 transitions. [2020-11-29 19:57:36,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:57:36,316 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 399 [2020-11-29 19:57:36,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:36,350 INFO L225 Difference]: With dead ends: 4941 [2020-11-29 19:57:36,350 INFO L226 Difference]: Without dead ends: 4939 [2020-11-29 19:57:36,352 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 398 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-29 19:57:36,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2020-11-29 19:57:36,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4281. [2020-11-29 19:57:36,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2020-11-29 19:57:36,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 4610 transitions. [2020-11-29 19:57:36,470 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 4610 transitions. Word has length 399 [2020-11-29 19:57:36,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:36,471 INFO L481 AbstractCegarLoop]: Abstraction has 4281 states and 4610 transitions. [2020-11-29 19:57:36,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:57:36,471 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 4610 transitions. [2020-11-29 19:57:36,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2020-11-29 19:57:36,497 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:36,498 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 19:57:36,715 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-11-29 19:57:36,716 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:36,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:36,716 INFO L82 PathProgramCache]: Analyzing trace with hash -1050810493, now seen corresponding path program 1 times [2020-11-29 19:57:36,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:36,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115279603] [2020-11-29 19:57:36,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:37,540 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 594 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-11-29 19:57:37,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115279603] [2020-11-29 19:57:37,541 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:37,541 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:57:37,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982810984] [2020-11-29 19:57:37,543 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:57:37,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:37,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:57:37,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:57:37,545 INFO L87 Difference]: Start difference. First operand 4281 states and 4610 transitions. Second operand 3 states. [2020-11-29 19:57:39,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:39,560 INFO L93 Difference]: Finished difference Result 10534 states and 11440 transitions. [2020-11-29 19:57:39,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:57:39,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 598 [2020-11-29 19:57:39,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:39,602 INFO L225 Difference]: With dead ends: 10534 [2020-11-29 19:57:39,602 INFO L226 Difference]: Without dead ends: 6584 [2020-11-29 19:57:39,608 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 [2020-11-29 19:57:39,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2020-11-29 19:57:39,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 6584. [2020-11-29 19:57:39,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6584 states. [2020-11-29 19:57:39,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 6964 transitions. [2020-11-29 19:57:39,757 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 6964 transitions. Word has length 598 [2020-11-29 19:57:39,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:39,758 INFO L481 AbstractCegarLoop]: Abstraction has 6584 states and 6964 transitions. [2020-11-29 19:57:39,759 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:57:39,759 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 6964 transitions. [2020-11-29 19:57:39,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 633 [2020-11-29 19:57:39,825 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:39,825 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 19:57:39,826 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 19:57:39,826 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:39,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:39,827 INFO L82 PathProgramCache]: Analyzing trace with hash 541466094, now seen corresponding path program 1 times [2020-11-29 19:57:39,827 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:39,835 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885490832] [2020-11-29 19:57:39,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:39,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:40,534 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-11-29 19:57:40,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885490832] [2020-11-29 19:57:40,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:40,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:57:40,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86943811] [2020-11-29 19:57:40,538 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:57:40,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:40,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:57:40,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:57:40,539 INFO L87 Difference]: Start difference. First operand 6584 states and 6964 transitions. Second operand 3 states. [2020-11-29 19:57:42,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:42,449 INFO L93 Difference]: Finished difference Result 14811 states and 15794 transitions. [2020-11-29 19:57:42,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:57:42,451 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 632 [2020-11-29 19:57:42,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:42,477 INFO L225 Difference]: With dead ends: 14811 [2020-11-29 19:57:42,478 INFO L226 Difference]: Without dead ends: 8558 [2020-11-29 19:57:42,486 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 [2020-11-29 19:57:42,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2020-11-29 19:57:42,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 8229. [2020-11-29 19:57:42,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8229 states. [2020-11-29 19:57:42,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 8674 transitions. [2020-11-29 19:57:42,662 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 8674 transitions. Word has length 632 [2020-11-29 19:57:42,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:42,663 INFO L481 AbstractCegarLoop]: Abstraction has 8229 states and 8674 transitions. [2020-11-29 19:57:42,663 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:57:42,664 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 8674 transitions. [2020-11-29 19:57:42,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 792 [2020-11-29 19:57:42,688 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:42,689 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:57:42,689 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 19:57:42,689 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:42,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:42,690 INFO L82 PathProgramCache]: Analyzing trace with hash 556320637, now seen corresponding path program 1 times [2020-11-29 19:57:42,691 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:42,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643080787] [2020-11-29 19:57:42,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1211 backedges. 782 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2020-11-29 19:57:43,612 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643080787] [2020-11-29 19:57:43,612 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:43,612 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:57:43,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871301794] [2020-11-29 19:57:43,614 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:57:43,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:43,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:57:43,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:57:43,615 INFO L87 Difference]: Start difference. First operand 8229 states and 8674 transitions. Second operand 3 states. [2020-11-29 19:57:45,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:45,511 INFO L93 Difference]: Finished difference Result 18430 states and 19568 transitions. [2020-11-29 19:57:45,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:57:45,512 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 791 [2020-11-29 19:57:45,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:45,536 INFO L225 Difference]: With dead ends: 18430 [2020-11-29 19:57:45,536 INFO L226 Difference]: Without dead ends: 10532 [2020-11-29 19:57:45,547 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 [2020-11-29 19:57:45,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10532 states. [2020-11-29 19:57:45,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10532 to 9874. [2020-11-29 19:57:45,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9874 states. [2020-11-29 19:57:45,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9874 states to 9874 states and 10362 transitions. [2020-11-29 19:57:45,720 INFO L78 Accepts]: Start accepts. Automaton has 9874 states and 10362 transitions. Word has length 791 [2020-11-29 19:57:45,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:45,722 INFO L481 AbstractCegarLoop]: Abstraction has 9874 states and 10362 transitions. [2020-11-29 19:57:45,722 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:57:45,722 INFO L276 IsEmpty]: Start isEmpty. Operand 9874 states and 10362 transitions. [2020-11-29 19:57:45,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 793 [2020-11-29 19:57:45,741 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:45,742 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:57:45,743 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 19:57:45,743 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:45,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:45,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1390249450, now seen corresponding path program 1 times [2020-11-29 19:57:45,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:45,744 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622826773] [2020-11-29 19:57:45,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:46,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1215 backedges. 555 proven. 0 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2020-11-29 19:57:46,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622826773] [2020-11-29 19:57:46,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:46,796 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:57:46,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193981405] [2020-11-29 19:57:46,797 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:57:46,797 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:46,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:57:46,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:57:46,798 INFO L87 Difference]: Start difference. First operand 9874 states and 10362 transitions. Second operand 3 states. [2020-11-29 19:57:48,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:48,429 INFO L93 Difference]: Finished difference Result 24681 states and 25992 transitions. [2020-11-29 19:57:48,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:57:48,430 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 792 [2020-11-29 19:57:48,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:48,461 INFO L225 Difference]: With dead ends: 24681 [2020-11-29 19:57:48,461 INFO L226 Difference]: Without dead ends: 13164 [2020-11-29 19:57:48,474 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 [2020-11-29 19:57:48,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2020-11-29 19:57:48,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12835. [2020-11-29 19:57:48,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12835 states. [2020-11-29 19:57:48,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13358 transitions. [2020-11-29 19:57:48,682 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13358 transitions. Word has length 792 [2020-11-29 19:57:48,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:48,683 INFO L481 AbstractCegarLoop]: Abstraction has 12835 states and 13358 transitions. [2020-11-29 19:57:48,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:57:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13358 transitions. [2020-11-29 19:57:48,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1076 [2020-11-29 19:57:48,716 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:48,719 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-29 19:57:48,719 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 19:57:48,719 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:48,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:48,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1525884461, now seen corresponding path program 1 times [2020-11-29 19:57:48,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:48,725 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405318699] [2020-11-29 19:57:48,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:51,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1857 backedges. 1176 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2020-11-29 19:57:51,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405318699] [2020-11-29 19:57:51,080 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:51,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 19:57:51,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905119871] [2020-11-29 19:57:51,082 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 19:57:51,082 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:51,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 19:57:51,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 19:57:51,083 INFO L87 Difference]: Start difference. First operand 12835 states and 13358 transitions. Second operand 4 states. [2020-11-29 19:57:53,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:53,143 INFO L93 Difference]: Finished difference Result 25364 states and 26408 transitions. [2020-11-29 19:57:53,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 19:57:53,144 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1075 [2020-11-29 19:57:53,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:53,177 INFO L225 Difference]: With dead ends: 25364 [2020-11-29 19:57:53,177 INFO L226 Difference]: Without dead ends: 12860 [2020-11-29 19:57:53,191 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 [2020-11-29 19:57:53,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12860 states. [2020-11-29 19:57:53,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12860 to 12506. [2020-11-29 19:57:53,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12506 states. [2020-11-29 19:57:53,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 13020 transitions. [2020-11-29 19:57:53,433 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 13020 transitions. Word has length 1075 [2020-11-29 19:57:53,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:53,435 INFO L481 AbstractCegarLoop]: Abstraction has 12506 states and 13020 transitions. [2020-11-29 19:57:53,435 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 19:57:53,435 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 13020 transitions. [2020-11-29 19:57:53,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1133 [2020-11-29 19:57:53,481 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:53,482 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:57:53,483 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 19:57:53,483 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:53,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:53,484 INFO L82 PathProgramCache]: Analyzing trace with hash -1561426051, now seen corresponding path program 1 times [2020-11-29 19:57:53,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:53,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428176865] [2020-11-29 19:57:53,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:54,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2798 backedges. 1905 proven. 0 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2020-11-29 19:57:54,900 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428176865] [2020-11-29 19:57:54,900 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:54,901 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:57:54,901 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328774314] [2020-11-29 19:57:54,902 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:57:54,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:54,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:57:54,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:57:54,903 INFO L87 Difference]: Start difference. First operand 12506 states and 13020 transitions. Second operand 3 states. [2020-11-29 19:57:56,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:57:56,409 INFO L93 Difference]: Finished difference Result 24681 states and 25707 transitions. [2020-11-29 19:57:56,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:57:56,410 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1132 [2020-11-29 19:57:56,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:57:56,434 INFO L225 Difference]: With dead ends: 24681 [2020-11-29 19:57:56,435 INFO L226 Difference]: Without dead ends: 12506 [2020-11-29 19:57:56,446 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 [2020-11-29 19:57:56,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12506 states. [2020-11-29 19:57:56,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12506 to 11848. [2020-11-29 19:57:56,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2020-11-29 19:57:56,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12155 transitions. [2020-11-29 19:57:56,685 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12155 transitions. Word has length 1132 [2020-11-29 19:57:56,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:57:56,686 INFO L481 AbstractCegarLoop]: Abstraction has 11848 states and 12155 transitions. [2020-11-29 19:57:56,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:57:56,686 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12155 transitions. [2020-11-29 19:57:56,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1158 [2020-11-29 19:57:56,717 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:57:56,718 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:57:56,718 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-29 19:57:56,719 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:57:56,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:57:56,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1637642895, now seen corresponding path program 1 times [2020-11-29 19:57:56,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:57:56,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243941440] [2020-11-29 19:57:56,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:57:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:57:58,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2948 backedges. 1593 proven. 0 refuted. 0 times theorem prover too weak. 1355 trivial. 0 not checked. [2020-11-29 19:57:58,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243941440] [2020-11-29 19:57:58,684 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:57:58,684 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:57:58,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034056559] [2020-11-29 19:57:58,685 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:57:58,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:57:58,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:57:58,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:57:58,687 INFO L87 Difference]: Start difference. First operand 11848 states and 12155 transitions. Second operand 3 states. [2020-11-29 19:58:00,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:58:00,127 INFO L93 Difference]: Finished difference Result 24023 states and 24646 transitions. [2020-11-29 19:58:00,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:58:00,128 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1157 [2020-11-29 19:58:00,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:58:00,154 INFO L225 Difference]: With dead ends: 24023 [2020-11-29 19:58:00,154 INFO L226 Difference]: Without dead ends: 12506 [2020-11-29 19:58:00,163 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 [2020-11-29 19:58:00,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12506 states. [2020-11-29 19:58:00,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12506 to 12506. [2020-11-29 19:58:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12506 states. [2020-11-29 19:58:00,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 12818 transitions. [2020-11-29 19:58:00,337 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 12818 transitions. Word has length 1157 [2020-11-29 19:58:00,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:58:00,338 INFO L481 AbstractCegarLoop]: Abstraction has 12506 states and 12818 transitions. [2020-11-29 19:58:00,338 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:58:00,339 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 12818 transitions. [2020-11-29 19:58:00,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1212 [2020-11-29 19:58:00,449 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 19:58:00,450 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:58:00,451 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-29 19:58:00,451 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 19:58:00,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:58:00,452 INFO L82 PathProgramCache]: Analyzing trace with hash -453507958, now seen corresponding path program 1 times [2020-11-29 19:58:00,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:58:00,454 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33239759] [2020-11-29 19:58:00,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:58:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:58:01,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2902 backedges. 1089 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2020-11-29 19:58:01,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33239759] [2020-11-29 19:58:01,999 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:58:02,000 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:58:02,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752239293] [2020-11-29 19:58:02,001 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 19:58:02,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:58:02,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:58:02,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:58:02,003 INFO L87 Difference]: Start difference. First operand 12506 states and 12818 transitions. Second operand 3 states. [2020-11-29 19:58:03,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:58:03,652 INFO L93 Difference]: Finished difference Result 27311 states and 28040 transitions. [2020-11-29 19:58:03,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:58:03,680 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1211 [2020-11-29 19:58:03,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 19:58:03,682 INFO L225 Difference]: With dead ends: 27311 [2020-11-29 19:58:03,682 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 19:58:03,698 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 [2020-11-29 19:58:03,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 19:58:03,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 19:58:03,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 19:58:03,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 19:58:03,699 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1211 [2020-11-29 19:58:03,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 19:58:03,700 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 19:58:03,700 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 19:58:03,700 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 19:58:03,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 19:58:03,701 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-29 19:58:03,704 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 19:58:03,927 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 72 [2020-11-29 19:58:04,429 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 37 [2020-11-29 19:58:05,013 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 37 [2020-11-29 19:58:05,616 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 37 [2020-11-29 19:58:05,620 INFO L274 CegarLoopResult]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,620 INFO L274 CegarLoopResult]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,620 INFO L274 CegarLoopResult]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,620 INFO L274 CegarLoopResult]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,620 INFO L274 CegarLoopResult]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,620 INFO L274 CegarLoopResult]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,620 INFO L274 CegarLoopResult]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,620 INFO L274 CegarLoopResult]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,621 INFO L274 CegarLoopResult]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,621 INFO L274 CegarLoopResult]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,621 INFO L274 CegarLoopResult]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,621 INFO L274 CegarLoopResult]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,621 INFO L274 CegarLoopResult]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,621 INFO L274 CegarLoopResult]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,621 INFO L274 CegarLoopResult]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,621 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-29 19:58:05,621 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-29 19:58:05,621 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-29 19:58:05,621 INFO L274 CegarLoopResult]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,622 INFO L274 CegarLoopResult]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,622 INFO L274 CegarLoopResult]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,622 INFO L274 CegarLoopResult]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,622 INFO L274 CegarLoopResult]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,622 INFO L274 CegarLoopResult]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,622 INFO L274 CegarLoopResult]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,622 INFO L274 CegarLoopResult]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,622 INFO L274 CegarLoopResult]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,622 INFO L274 CegarLoopResult]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,622 INFO L274 CegarLoopResult]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,622 INFO L274 CegarLoopResult]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,622 INFO L274 CegarLoopResult]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,623 INFO L274 CegarLoopResult]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,623 INFO L274 CegarLoopResult]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,623 INFO L274 CegarLoopResult]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,623 INFO L274 CegarLoopResult]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,623 INFO L274 CegarLoopResult]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,623 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-29 19:58:05,623 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-29 19:58:05,623 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-29 19:58:05,623 INFO L274 CegarLoopResult]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,623 INFO L274 CegarLoopResult]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,623 INFO L274 CegarLoopResult]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,624 INFO L274 CegarLoopResult]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,624 INFO L274 CegarLoopResult]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,624 INFO L274 CegarLoopResult]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,624 INFO L274 CegarLoopResult]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,624 INFO L274 CegarLoopResult]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,624 INFO L274 CegarLoopResult]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,624 INFO L274 CegarLoopResult]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,624 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-29 19:58:05,624 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-29 19:58:05,624 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-29 19:58:05,624 INFO L274 CegarLoopResult]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,625 INFO L274 CegarLoopResult]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,625 INFO L274 CegarLoopResult]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,626 INFO L274 CegarLoopResult]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,626 INFO L274 CegarLoopResult]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,626 INFO L274 CegarLoopResult]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,626 INFO L274 CegarLoopResult]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,626 INFO L274 CegarLoopResult]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,626 INFO L274 CegarLoopResult]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,626 INFO L274 CegarLoopResult]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,626 INFO L274 CegarLoopResult]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,626 INFO L274 CegarLoopResult]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,626 INFO L274 CegarLoopResult]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,626 INFO L274 CegarLoopResult]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,627 INFO L274 CegarLoopResult]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,627 INFO L274 CegarLoopResult]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,627 INFO L274 CegarLoopResult]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,627 INFO L274 CegarLoopResult]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,627 INFO L274 CegarLoopResult]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,627 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-29 19:58:05,627 INFO L274 CegarLoopResult]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,627 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-29 19:58:05,627 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-29 19:58:05,630 INFO L270 CegarLoopResult]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse0 (= 7 ~a12~0)) (.cse1 (<= ~a15~0 3)) (.cse3 (= ~a16~0 9)) (.cse2 (= ~a12~0 6)) (.cse5 (<= ~a16~0 11)) (.cse7 (= ~a12~0 9)) (.cse6 (= ~a12~0 8)) (.cse4 (= ~a16~0 8))) (or (and (<= 11 ~a16~0) .cse0 .cse1) (and .cse2 .cse1) (and .cse3 .cse0) (and .cse0 .cse4) (and .cse5 (<= ~a12~0 5)) (and .cse6 .cse1) (and .cse3 .cse6) (and .cse1 .cse4) (and .cse7 .cse1) (and .cse7 .cse3) (and .cse2 .cse5) (and (= ~a15~0 3) (= 5 ~a12~0)) (and .cse7 .cse4) (and .cse6 .cse4))) [2020-11-29 19:58:05,630 INFO L274 CegarLoopResult]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,630 INFO L274 CegarLoopResult]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,630 INFO L274 CegarLoopResult]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,630 INFO L274 CegarLoopResult]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,630 INFO L274 CegarLoopResult]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,630 INFO L274 CegarLoopResult]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,630 INFO L274 CegarLoopResult]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,631 INFO L274 CegarLoopResult]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,632 INFO L274 CegarLoopResult]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,632 INFO L274 CegarLoopResult]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,632 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-29 19:58:05,632 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-29 19:58:05,632 INFO L274 CegarLoopResult]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,632 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-29 19:58:05,632 INFO L274 CegarLoopResult]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,632 INFO L274 CegarLoopResult]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,632 INFO L274 CegarLoopResult]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,632 INFO L274 CegarLoopResult]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,632 INFO L274 CegarLoopResult]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,633 INFO L274 CegarLoopResult]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,633 INFO L274 CegarLoopResult]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,633 INFO L274 CegarLoopResult]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,633 INFO L274 CegarLoopResult]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,633 INFO L274 CegarLoopResult]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,633 INFO L274 CegarLoopResult]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,633 INFO L274 CegarLoopResult]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,633 INFO L274 CegarLoopResult]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,633 INFO L274 CegarLoopResult]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,633 INFO L274 CegarLoopResult]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,633 INFO L274 CegarLoopResult]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,633 INFO L274 CegarLoopResult]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,634 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-29 19:58:05,634 INFO L274 CegarLoopResult]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,634 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-29 19:58:05,634 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-29 19:58:05,634 INFO L274 CegarLoopResult]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,634 INFO L274 CegarLoopResult]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,634 INFO L274 CegarLoopResult]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,634 INFO L274 CegarLoopResult]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,635 INFO L274 CegarLoopResult]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,635 INFO L274 CegarLoopResult]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,635 INFO L274 CegarLoopResult]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,635 INFO L274 CegarLoopResult]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,635 INFO L274 CegarLoopResult]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,635 INFO L274 CegarLoopResult]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,635 INFO L274 CegarLoopResult]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,635 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-29 19:58:05,635 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-29 19:58:05,636 INFO L274 CegarLoopResult]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,636 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-29 19:58:05,636 INFO L274 CegarLoopResult]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,636 INFO L270 CegarLoopResult]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse0 (= 7 ~a12~0)) (.cse1 (<= ~a15~0 3)) (.cse3 (= ~a16~0 9)) (.cse2 (= ~a12~0 6)) (.cse5 (<= ~a16~0 11)) (.cse7 (= ~a12~0 9)) (.cse6 (= ~a12~0 8)) (.cse4 (= ~a16~0 8))) (or (and (<= 11 ~a16~0) .cse0 .cse1) (and .cse2 .cse1) (and .cse3 .cse0) (and .cse0 .cse4) (and .cse5 (<= ~a12~0 5)) (and .cse6 .cse1) (and .cse3 .cse6) (and .cse1 .cse4) (and .cse7 .cse1) (and .cse7 .cse3) (and .cse2 .cse5) (and (= ~a15~0 3) (= 5 ~a12~0)) (and .cse7 .cse4) (and .cse6 .cse4))) [2020-11-29 19:58:05,636 INFO L274 CegarLoopResult]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,636 INFO L274 CegarLoopResult]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,636 INFO L274 CegarLoopResult]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,636 INFO L274 CegarLoopResult]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,636 INFO L274 CegarLoopResult]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,636 INFO L274 CegarLoopResult]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,637 INFO L274 CegarLoopResult]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,637 INFO L274 CegarLoopResult]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,637 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 19:58:05,638 INFO L274 CegarLoopResult]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,638 INFO L274 CegarLoopResult]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,638 INFO L274 CegarLoopResult]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,638 INFO L274 CegarLoopResult]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,638 INFO L274 CegarLoopResult]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,638 INFO L274 CegarLoopResult]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,638 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-29 19:58:05,638 INFO L274 CegarLoopResult]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,638 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-29 19:58:05,639 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-29 19:58:05,639 INFO L274 CegarLoopResult]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,639 INFO L277 CegarLoopResult]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2020-11-29 19:58:05,639 INFO L274 CegarLoopResult]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,639 INFO L274 CegarLoopResult]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,639 INFO L274 CegarLoopResult]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,639 INFO L274 CegarLoopResult]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,639 INFO L274 CegarLoopResult]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,639 INFO L274 CegarLoopResult]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,639 INFO L274 CegarLoopResult]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,639 INFO L274 CegarLoopResult]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,640 INFO L274 CegarLoopResult]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,640 INFO L274 CegarLoopResult]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,640 INFO L274 CegarLoopResult]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,640 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-29 19:58:05,640 INFO L274 CegarLoopResult]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,640 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-29 19:58:05,640 INFO L274 CegarLoopResult]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,640 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-29 19:58:05,640 INFO L274 CegarLoopResult]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,640 INFO L274 CegarLoopResult]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,640 INFO L274 CegarLoopResult]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,640 INFO L274 CegarLoopResult]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,641 INFO L274 CegarLoopResult]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,641 INFO L274 CegarLoopResult]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,641 INFO L274 CegarLoopResult]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,641 INFO L274 CegarLoopResult]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,641 INFO L274 CegarLoopResult]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,641 INFO L274 CegarLoopResult]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,641 INFO L274 CegarLoopResult]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,641 INFO L274 CegarLoopResult]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,641 INFO L274 CegarLoopResult]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,641 INFO L274 CegarLoopResult]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,641 INFO L274 CegarLoopResult]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,642 INFO L274 CegarLoopResult]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,642 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-29 19:58:05,642 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-29 19:58:05,642 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-29 19:58:05,642 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 19:58:05,642 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-11-29 19:58:05,642 INFO L270 CegarLoopResult]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse0 (= 7 ~a12~0)) (.cse1 (<= ~a15~0 3)) (.cse3 (= ~a16~0 9)) (.cse2 (= ~a12~0 6)) (.cse5 (<= ~a16~0 11)) (.cse7 (= ~a12~0 9)) (.cse6 (= ~a12~0 8)) (.cse4 (= ~a16~0 8))) (or (and (<= 11 ~a16~0) .cse0 .cse1) (and .cse2 .cse1) (and .cse3 .cse0) (and .cse0 .cse4) (and .cse5 (<= ~a12~0 5)) (and .cse6 .cse1) (and .cse3 .cse6) (and .cse1 .cse4) (and .cse7 .cse1) (and .cse7 .cse3) (and .cse2 .cse5) (and (= ~a15~0 3) (= 5 ~a12~0)) (and .cse7 .cse4) (and .cse6 .cse4))) [2020-11-29 19:58:05,642 INFO L274 CegarLoopResult]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,642 INFO L274 CegarLoopResult]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,643 INFO L274 CegarLoopResult]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,643 INFO L274 CegarLoopResult]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,643 INFO L274 CegarLoopResult]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,643 INFO L274 CegarLoopResult]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,643 INFO L274 CegarLoopResult]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,643 INFO L274 CegarLoopResult]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,643 INFO L274 CegarLoopResult]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,643 INFO L274 CegarLoopResult]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,643 INFO L274 CegarLoopResult]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,643 INFO L274 CegarLoopResult]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,643 INFO L274 CegarLoopResult]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,644 INFO L274 CegarLoopResult]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,644 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-29 19:58:05,644 INFO L274 CegarLoopResult]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,644 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-29 19:58:05,644 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-29 19:58:05,644 INFO L274 CegarLoopResult]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,644 INFO L274 CegarLoopResult]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,644 INFO L274 CegarLoopResult]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,644 INFO L274 CegarLoopResult]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,644 INFO L274 CegarLoopResult]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,644 INFO L274 CegarLoopResult]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,645 INFO L274 CegarLoopResult]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,645 INFO L274 CegarLoopResult]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,645 INFO L274 CegarLoopResult]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,645 INFO L274 CegarLoopResult]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,645 INFO L274 CegarLoopResult]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,645 INFO L274 CegarLoopResult]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,645 INFO L274 CegarLoopResult]: For program point L1788(line 1788) no Hoare annotation was computed. [2020-11-29 19:58:05,645 INFO L274 CegarLoopResult]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,645 INFO L274 CegarLoopResult]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,645 INFO L274 CegarLoopResult]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,645 INFO L274 CegarLoopResult]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,645 INFO L274 CegarLoopResult]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,646 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-29 19:58:05,646 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-29 19:58:05,646 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-29 19:58:05,646 INFO L274 CegarLoopResult]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,646 INFO L274 CegarLoopResult]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,646 INFO L274 CegarLoopResult]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,646 INFO L274 CegarLoopResult]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,646 INFO L274 CegarLoopResult]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,646 INFO L274 CegarLoopResult]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,646 INFO L274 CegarLoopResult]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,646 INFO L274 CegarLoopResult]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,647 INFO L274 CegarLoopResult]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,647 INFO L274 CegarLoopResult]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,647 INFO L274 CegarLoopResult]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,647 INFO L274 CegarLoopResult]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,647 INFO L274 CegarLoopResult]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,647 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-29 19:58:05,647 INFO L274 CegarLoopResult]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,647 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-29 19:58:05,647 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-29 19:58:05,648 INFO L274 CegarLoopResult]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,648 INFO L274 CegarLoopResult]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,648 INFO L274 CegarLoopResult]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,648 INFO L274 CegarLoopResult]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,648 INFO L274 CegarLoopResult]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,648 INFO L274 CegarLoopResult]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,648 INFO L274 CegarLoopResult]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,648 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,649 INFO L274 CegarLoopResult]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,649 INFO L274 CegarLoopResult]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,649 INFO L274 CegarLoopResult]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,649 INFO L274 CegarLoopResult]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,649 INFO L274 CegarLoopResult]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,649 INFO L274 CegarLoopResult]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,649 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-29 19:58:05,649 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-29 19:58:05,650 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-29 19:58:05,650 INFO L274 CegarLoopResult]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,650 INFO L274 CegarLoopResult]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,650 INFO L274 CegarLoopResult]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,650 INFO L274 CegarLoopResult]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,650 INFO L274 CegarLoopResult]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,650 INFO L274 CegarLoopResult]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,650 INFO L274 CegarLoopResult]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,651 INFO L274 CegarLoopResult]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,651 INFO L274 CegarLoopResult]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,651 INFO L274 CegarLoopResult]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,651 INFO L274 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-11-29 19:58:05,651 INFO L274 CegarLoopResult]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,651 INFO L274 CegarLoopResult]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,652 INFO L274 CegarLoopResult]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,653 INFO L274 CegarLoopResult]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,653 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-29 19:58:05,653 INFO L274 CegarLoopResult]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,653 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-29 19:58:05,653 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-29 19:58:05,654 INFO L274 CegarLoopResult]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,654 INFO L274 CegarLoopResult]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,654 INFO L274 CegarLoopResult]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,654 INFO L274 CegarLoopResult]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,654 INFO L274 CegarLoopResult]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,654 INFO L274 CegarLoopResult]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,654 INFO L274 CegarLoopResult]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,654 INFO L274 CegarLoopResult]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,655 INFO L274 CegarLoopResult]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,655 INFO L274 CegarLoopResult]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,655 INFO L274 CegarLoopResult]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,655 INFO L274 CegarLoopResult]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,655 INFO L274 CegarLoopResult]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,656 INFO L274 CegarLoopResult]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,656 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-11-29 19:58:05,656 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-29 19:58:05,656 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-29 19:58:05,656 INFO L274 CegarLoopResult]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,656 INFO L274 CegarLoopResult]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,656 INFO L274 CegarLoopResult]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,656 INFO L274 CegarLoopResult]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,656 INFO L274 CegarLoopResult]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,657 INFO L274 CegarLoopResult]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,657 INFO L274 CegarLoopResult]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,657 INFO L274 CegarLoopResult]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,657 INFO L274 CegarLoopResult]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,657 INFO L274 CegarLoopResult]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,657 INFO L274 CegarLoopResult]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,657 INFO L274 CegarLoopResult]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,657 INFO L274 CegarLoopResult]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,657 INFO L274 CegarLoopResult]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,657 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 19:58:05,657 INFO L274 CegarLoopResult]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,658 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-29 19:58:05,658 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-29 19:58:05,658 INFO L274 CegarLoopResult]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,658 INFO L274 CegarLoopResult]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,658 INFO L274 CegarLoopResult]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,658 INFO L274 CegarLoopResult]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,658 INFO L274 CegarLoopResult]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,658 INFO L274 CegarLoopResult]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,658 INFO L274 CegarLoopResult]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,658 INFO L274 CegarLoopResult]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,658 INFO L274 CegarLoopResult]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,658 INFO L274 CegarLoopResult]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,659 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,659 INFO L274 CegarLoopResult]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,659 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-29 19:58:05,659 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-29 19:58:05,659 INFO L274 CegarLoopResult]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,659 INFO L274 CegarLoopResult]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,659 INFO L274 CegarLoopResult]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,659 INFO L274 CegarLoopResult]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,659 INFO L274 CegarLoopResult]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,659 INFO L274 CegarLoopResult]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,659 INFO L274 CegarLoopResult]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,659 INFO L274 CegarLoopResult]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,660 INFO L274 CegarLoopResult]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,660 INFO L274 CegarLoopResult]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,660 INFO L274 CegarLoopResult]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,660 INFO L274 CegarLoopResult]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,660 INFO L274 CegarLoopResult]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,660 INFO L274 CegarLoopResult]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,660 INFO L274 CegarLoopResult]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,660 INFO L274 CegarLoopResult]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,660 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-29 19:58:05,660 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-29 19:58:05,660 INFO L274 CegarLoopResult]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,660 INFO L274 CegarLoopResult]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-29 19:58:05,661 INFO L274 CegarLoopResult]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,662 INFO L274 CegarLoopResult]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,662 INFO L274 CegarLoopResult]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,662 INFO L274 CegarLoopResult]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,662 INFO L274 CegarLoopResult]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,662 INFO L274 CegarLoopResult]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,662 INFO L274 CegarLoopResult]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,662 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,662 INFO L274 CegarLoopResult]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,662 INFO L274 CegarLoopResult]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,662 INFO L274 CegarLoopResult]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,662 INFO L274 CegarLoopResult]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,662 INFO L274 CegarLoopResult]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,663 INFO L274 CegarLoopResult]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,663 INFO L274 CegarLoopResult]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,663 INFO L274 CegarLoopResult]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,663 INFO L274 CegarLoopResult]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,663 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-29 19:58:05,663 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-29 19:58:05,663 INFO L274 CegarLoopResult]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,663 INFO L274 CegarLoopResult]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,663 INFO L274 CegarLoopResult]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,663 INFO L274 CegarLoopResult]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,663 INFO L274 CegarLoopResult]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,664 INFO L274 CegarLoopResult]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,664 INFO L274 CegarLoopResult]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2020-11-29 19:58:05,664 INFO L274 CegarLoopResult]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,664 INFO L274 CegarLoopResult]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,664 INFO L274 CegarLoopResult]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,664 INFO L274 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-11-29 19:58:05,664 INFO L274 CegarLoopResult]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2020-11-29 19:58:05,664 INFO L274 CegarLoopResult]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,664 INFO L274 CegarLoopResult]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,665 INFO L274 CegarLoopResult]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2020-11-29 19:58:05,665 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-29 19:58:05,665 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-29 19:58:05,665 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-29 19:58:05,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 07:58:05 BoogieIcfgContainer [2020-11-29 19:58:05,709 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 19:58:05,710 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:58:05,710 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:58:05,721 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:58:05,722 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:57:08" (3/4) ... [2020-11-29 19:58:05,726 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 19:58:05,799 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-29 19:58:05,804 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 19:58:05,810 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:58:05,815 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:58:06,176 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_79103a86-84f4-45b8-9fa9-0a903627be52/bin/uautomizer/witness.graphml [2020-11-29 19:58:06,177 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:58:06,179 INFO L168 Benchmark]: Toolchain (without parser) took 63021.41 ms. Allocated memory was 92.3 MB in the beginning and 2.2 GB in the end (delta: 2.1 GB). Free memory was 57.9 MB in the beginning and 1.1 GB in the end (delta: -993.0 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. [2020-11-29 19:58:06,179 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 92.3 MB. Free memory was 51.9 MB in the beginning and 51.9 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:58:06,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1461.28 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 57.6 MB in the beginning and 71.3 MB in the end (delta: -13.7 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:58:06,181 INFO L168 Benchmark]: Boogie Procedure Inliner took 296.37 ms. Allocated memory is still 113.2 MB. Free memory was 71.3 MB in the beginning and 71.9 MB in the end (delta: -640.8 kB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. [2020-11-29 19:58:06,181 INFO L168 Benchmark]: Boogie Preprocessor took 252.79 ms. Allocated memory is still 113.2 MB. Free memory was 71.9 MB in the beginning and 57.5 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 19:58:06,182 INFO L168 Benchmark]: RCFGBuilder took 3275.03 ms. Allocated memory was 113.2 MB in the beginning and 197.1 MB in the end (delta: 83.9 MB). Free memory was 57.5 MB in the beginning and 132.8 MB in the end (delta: -75.3 MB). Peak memory consumption was 67.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:58:06,183 INFO L168 Benchmark]: TraceAbstraction took 57246.30 ms. Allocated memory was 197.1 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 131.7 MB in the beginning and 1.1 GB in the end (delta: -958.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. [2020-11-29 19:58:06,183 INFO L168 Benchmark]: Witness Printer took 466.97 ms. Allocated memory is still 2.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:58:06,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 92.3 MB. Free memory was 51.9 MB in the beginning and 51.9 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1461.28 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 57.6 MB in the beginning and 71.3 MB in the end (delta: -13.7 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 296.37 ms. Allocated memory is still 113.2 MB. Free memory was 71.3 MB in the beginning and 71.9 MB in the end (delta: -640.8 kB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 252.79 ms. Allocated memory is still 113.2 MB. Free memory was 71.9 MB in the beginning and 57.5 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3275.03 ms. Allocated memory was 113.2 MB in the beginning and 197.1 MB in the end (delta: 83.9 MB). Free memory was 57.5 MB in the beginning and 132.8 MB in the end (delta: -75.3 MB). Peak memory consumption was 67.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 57246.30 ms. Allocated memory was 197.1 MB in the beginning and 2.2 GB in the end (delta: 2.0 GB). Free memory was 131.7 MB in the beginning and 1.1 GB in the end (delta: -958.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. * Witness Printer took 466.97 ms. Allocated memory is still 2.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.3 MB). Peak memory consumption was 39.8 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: 1504]: Loop Invariant Derived loop invariant: ((((((((((((((11 <= a16 && 7 == a12) && a15 <= 3) || (a12 == 6 && a15 <= 3)) || (a16 == 9 && 7 == a12)) || (7 == a12 && a16 == 8)) || (a16 <= 11 && a12 <= 5)) || (a12 == 8 && a15 <= 3)) || (a16 == 9 && a12 == 8)) || (a15 <= 3 && a16 == 8)) || (a12 == 9 && a15 <= 3)) || (a12 == 9 && a16 == 9)) || (a12 == 6 && a16 <= 11)) || (a15 == 3 && 5 == a12)) || (a12 == 9 && a16 == 8)) || (a12 == 8 && a16 == 8) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((11 <= a16 && 7 == a12) && a15 <= 3) || (a12 == 6 && a15 <= 3)) || (a16 == 9 && 7 == a12)) || (7 == a12 && a16 == 8)) || (a16 <= 11 && a12 <= 5)) || (a12 == 8 && a15 <= 3)) || (a16 == 9 && a12 == 8)) || (a15 <= 3 && a16 == 8)) || (a12 == 9 && a15 <= 3)) || (a12 == 9 && a16 == 9)) || (a12 == 6 && a16 <= 11)) || (a15 == 3 && 5 == a12)) || (a12 == 9 && a16 == 8)) || (a12 == 8 && a16 == 8) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: ((((((((((((((11 <= a16 && 7 == a12) && a15 <= 3) || (a12 == 6 && a15 <= 3)) || (a16 == 9 && 7 == a12)) || (7 == a12 && a16 == 8)) || (a16 <= 11 && a12 <= 5)) || (a12 == 8 && a15 <= 3)) || (a16 == 9 && a12 == 8)) || (a15 <= 3 && a16 == 8)) || (a12 == 9 && a15 <= 3)) || (a12 == 9 && a16 == 9)) || (a12 == 6 && a16 <= 11)) || (a15 == 3 && 5 == a12)) || (a12 == 9 && a16 == 8)) || (a12 == 8 && a16 == 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 55.1s, OverallIterations: 15, TraceHistogramMax: 8, AutomataDifference: 36.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4579 SDtfs, 3651 SDslu, 215 SDs, 0 SdLazy, 14007 SolverSat, 2522 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 446 GetRequests, 421 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12835occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 15 MinimizatonAttempts, 3024 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 175 NumberOfFragments, 307 HoareAnnotationTreeSize, 4 FomulaSimplifications, 6359 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 608 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 9415 NumberOfCodeBlocks, 9415 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 9399 ConstructedInterpolants, 0 QuantifiedInterpolants, 16195708 SizeOfPredicates, 1 NumberOfNonLiveVariables, 511 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 16 InterpolantComputations, 15 PerfectInterpolantSequences, 15249/15366 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...