./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label23.c -s /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/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 3b04a2851ae0aa4ad59240dded892cc8414d46bd ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 15:43:00,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 15:43:00,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 15:43:00,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 15:43:00,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 15:43:00,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 15:43:00,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 15:43:00,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 15:43:00,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 15:43:00,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 15:43:00,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 15:43:00,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 15:43:00,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 15:43:00,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 15:43:00,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 15:43:00,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 15:43:00,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 15:43:00,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 15:43:00,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 15:43:00,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 15:43:00,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 15:43:00,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 15:43:00,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 15:43:00,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 15:43:00,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 15:43:00,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 15:43:00,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 15:43:00,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 15:43:00,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 15:43:00,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 15:43:00,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 15:43:00,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 15:43:00,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 15:43:00,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 15:43:00,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 15:43:00,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 15:43:00,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 15:43:00,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 15:43:00,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 15:43:00,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 15:43:00,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 15:43:00,353 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-01 15:43:00,390 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 15:43:00,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 15:43:00,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 15:43:00,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 15:43:00,397 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 15:43:00,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 15:43:00,397 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 15:43:00,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 15:43:00,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 15:43:00,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 15:43:00,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 15:43:00,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 15:43:00,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 15:43:00,401 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 15:43:00,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 15:43:00,402 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 15:43:00,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 15:43:00,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 15:43:00,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 15:43:00,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 15:43:00,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 15:43:00,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 15:43:00,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 15:43:00,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 15:43:00,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 15:43:00,406 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 15:43:00,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 15:43:00,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 15:43:00,407 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 15:43:00,408 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_beeff64f-6fdf-45da-8d59-b72eec2262b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b04a2851ae0aa4ad59240dded892cc8414d46bd [2020-12-01 15:43:00,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 15:43:00,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 15:43:00,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 15:43:00,869 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 15:43:00,871 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 15:43:00,873 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2020-12-01 15:43:00,983 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/data/c2929d78d/54c9c768344f4097b4ec8487c517dc07/FLAG98097b362 [2020-12-01 15:43:01,748 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 15:43:01,750 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2020-12-01 15:43:01,777 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/data/c2929d78d/54c9c768344f4097b4ec8487c517dc07/FLAG98097b362 [2020-12-01 15:43:01,934 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/data/c2929d78d/54c9c768344f4097b4ec8487c517dc07 [2020-12-01 15:43:01,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 15:43:01,940 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 15:43:01,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 15:43:01,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 15:43:01,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 15:43:01,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:43:01" (1/1) ... [2020-12-01 15:43:01,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c200a61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:01, skipping insertion in model container [2020-12-01 15:43:01,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:43:01" (1/1) ... [2020-12-01 15:43:01,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 15:43:02,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 15:43:02,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:43:02,872 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 15:43:03,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:43:03,117 INFO L208 MainTranslator]: Completed translation [2020-12-01 15:43:03,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:03 WrapperNode [2020-12-01 15:43:03,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 15:43:03,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 15:43:03,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 15:43:03,122 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 15:43:03,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:03" (1/1) ... [2020-12-01 15:43:03,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:03" (1/1) ... [2020-12-01 15:43:03,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 15:43:03,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 15:43:03,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 15:43:03,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 15:43:03,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:03" (1/1) ... [2020-12-01 15:43:03,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:03" (1/1) ... [2020-12-01 15:43:03,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:03" (1/1) ... [2020-12-01 15:43:03,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:03" (1/1) ... [2020-12-01 15:43:03,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:03" (1/1) ... [2020-12-01 15:43:03,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:03" (1/1) ... [2020-12-01 15:43:03,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:03" (1/1) ... [2020-12-01 15:43:03,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 15:43:03,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 15:43:03,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 15:43:03,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 15:43:03,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 15:43:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 15:43:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 15:43:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 15:43:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 15:43:06,271 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 15:43:06,271 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 15:43:06,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:43:06 BoogieIcfgContainer [2020-12-01 15:43:06,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 15:43:06,280 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-01 15:43:06,281 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-01 15:43:06,286 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-01 15:43:06,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 03:43:01" (1/3) ... [2020-12-01 15:43:06,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29cf1143 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:43:06, skipping insertion in model container [2020-12-01 15:43:06,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:43:03" (2/3) ... [2020-12-01 15:43:06,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29cf1143 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:43:06, skipping insertion in model container [2020-12-01 15:43:06,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:43:06" (3/3) ... [2020-12-01 15:43:06,291 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label23.c [2020-12-01 15:43:06,313 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-01 15:43:06,318 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-01 15:43:06,334 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-01 15:43:06,390 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-01 15:43:06,391 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-01 15:43:06,392 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-01 15:43:06,392 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-01 15:43:06,392 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-01 15:43:06,393 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-01 15:43:06,393 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-01 15:43:06,393 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-01 15:43:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-12-01 15:43:06,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 15:43:06,444 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:43:06,446 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:43:06,446 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:43:06,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:43:06,455 INFO L82 PathProgramCache]: Analyzing trace with hash 962891993, now seen corresponding path program 1 times [2020-12-01 15:43:06,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:43:06,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719356805] [2020-12-01 15:43:06,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:43:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:43:07,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:43:07,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719356805] [2020-12-01 15:43:07,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:43:07,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:43:07,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986180957] [2020-12-01 15:43:07,066 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:43:07,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:43:07,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:43:07,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:07,090 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 3 states. [2020-12-01 15:43:08,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:43:08,988 INFO L93 Difference]: Finished difference Result 762 states and 1346 transitions. [2020-12-01 15:43:08,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:43:08,991 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-12-01 15:43:08,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:43:09,022 INFO L225 Difference]: With dead ends: 762 [2020-12-01 15:43:09,025 INFO L226 Difference]: Without dead ends: 413 [2020-12-01 15:43:09,039 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:09,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-12-01 15:43:09,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 413. [2020-12-01 15:43:09,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-12-01 15:43:09,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 599 transitions. [2020-12-01 15:43:09,153 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 599 transitions. Word has length 65 [2020-12-01 15:43:09,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:43:09,154 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 599 transitions. [2020-12-01 15:43:09,155 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:43:09,156 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 599 transitions. [2020-12-01 15:43:09,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-12-01 15:43:09,166 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:43:09,167 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:43:09,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-01 15:43:09,168 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:43:09,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:43:09,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1023208926, now seen corresponding path program 1 times [2020-12-01 15:43:09,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:43:09,171 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188403716] [2020-12-01 15:43:09,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:43:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:43:09,384 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:43:09,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188403716] [2020-12-01 15:43:09,385 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:43:09,385 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:43:09,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799850863] [2020-12-01 15:43:09,387 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:43:09,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:43:09,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:43:09,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:09,391 INFO L87 Difference]: Start difference. First operand 413 states and 599 transitions. Second operand 3 states. [2020-12-01 15:43:10,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:43:10,874 INFO L93 Difference]: Finished difference Result 1211 states and 1763 transitions. [2020-12-01 15:43:10,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:43:10,879 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 133 [2020-12-01 15:43:10,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:43:10,886 INFO L225 Difference]: With dead ends: 1211 [2020-12-01 15:43:10,886 INFO L226 Difference]: Without dead ends: 800 [2020-12-01 15:43:10,888 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:10,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2020-12-01 15:43:10,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 789. [2020-12-01 15:43:10,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2020-12-01 15:43:10,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1083 transitions. [2020-12-01 15:43:10,941 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1083 transitions. Word has length 133 [2020-12-01 15:43:10,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:43:10,943 INFO L481 AbstractCegarLoop]: Abstraction has 789 states and 1083 transitions. [2020-12-01 15:43:10,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:43:10,943 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1083 transitions. [2020-12-01 15:43:10,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-12-01 15:43:10,946 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:43:10,947 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:43:10,947 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-01 15:43:10,947 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:43:10,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:43:10,948 INFO L82 PathProgramCache]: Analyzing trace with hash -274327005, now seen corresponding path program 1 times [2020-12-01 15:43:10,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:43:10,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663743998] [2020-12-01 15:43:10,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:43:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:43:11,217 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:43:11,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663743998] [2020-12-01 15:43:11,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:43:11,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:43:11,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265666948] [2020-12-01 15:43:11,220 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:43:11,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:43:11,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:43:11,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:11,221 INFO L87 Difference]: Start difference. First operand 789 states and 1083 transitions. Second operand 3 states. [2020-12-01 15:43:12,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:43:12,409 INFO L93 Difference]: Finished difference Result 2316 states and 3182 transitions. [2020-12-01 15:43:12,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:43:12,410 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135 [2020-12-01 15:43:12,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:43:12,424 INFO L225 Difference]: With dead ends: 2316 [2020-12-01 15:43:12,424 INFO L226 Difference]: Without dead ends: 1529 [2020-12-01 15:43:12,426 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:12,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2020-12-01 15:43:12,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1526. [2020-12-01 15:43:12,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1526 states. [2020-12-01 15:43:12,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 1857 transitions. [2020-12-01 15:43:12,495 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 1857 transitions. Word has length 135 [2020-12-01 15:43:12,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:43:12,496 INFO L481 AbstractCegarLoop]: Abstraction has 1526 states and 1857 transitions. [2020-12-01 15:43:12,496 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:43:12,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1857 transitions. [2020-12-01 15:43:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-12-01 15:43:12,500 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:43:12,501 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:43:12,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-01 15:43:12,501 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:43:12,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:43:12,502 INFO L82 PathProgramCache]: Analyzing trace with hash -693272251, now seen corresponding path program 1 times [2020-12-01 15:43:12,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:43:12,503 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174637227] [2020-12-01 15:43:12,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:43:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:43:12,898 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:43:12,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174637227] [2020-12-01 15:43:12,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:43:12,899 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:43:12,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882051718] [2020-12-01 15:43:12,900 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 15:43:12,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:43:12,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 15:43:12,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:43:12,903 INFO L87 Difference]: Start difference. First operand 1526 states and 1857 transitions. Second operand 4 states. [2020-12-01 15:43:15,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:43:15,399 INFO L93 Difference]: Finished difference Result 4184 states and 5341 transitions. [2020-12-01 15:43:15,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 15:43:15,400 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 192 [2020-12-01 15:43:15,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:43:15,428 INFO L225 Difference]: With dead ends: 4184 [2020-12-01 15:43:15,429 INFO L226 Difference]: Without dead ends: 2844 [2020-12-01 15:43:15,433 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:43:15,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2844 states. [2020-12-01 15:43:15,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2844 to 2843. [2020-12-01 15:43:15,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2843 states. [2020-12-01 15:43:15,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 2843 states and 3570 transitions. [2020-12-01 15:43:15,520 INFO L78 Accepts]: Start accepts. Automaton has 2843 states and 3570 transitions. Word has length 192 [2020-12-01 15:43:15,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:43:15,523 INFO L481 AbstractCegarLoop]: Abstraction has 2843 states and 3570 transitions. [2020-12-01 15:43:15,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 15:43:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2843 states and 3570 transitions. [2020-12-01 15:43:15,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-12-01 15:43:15,533 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:43:15,533 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, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:43:15,534 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-01 15:43:15,534 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:43:15,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:43:15,536 INFO L82 PathProgramCache]: Analyzing trace with hash 1802540836, now seen corresponding path program 1 times [2020-12-01 15:43:15,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:43:15,538 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537508234] [2020-12-01 15:43:15,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:43:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:43:15,853 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-12-01 15:43:15,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537508234] [2020-12-01 15:43:15,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:43:15,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:43:15,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48814435] [2020-12-01 15:43:15,856 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:43:15,856 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:43:15,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:43:15,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:15,857 INFO L87 Difference]: Start difference. First operand 2843 states and 3570 transitions. Second operand 3 states. [2020-12-01 15:43:17,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:43:17,458 INFO L93 Difference]: Finished difference Result 6431 states and 8285 transitions. [2020-12-01 15:43:17,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:43:17,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 247 [2020-12-01 15:43:17,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:43:17,487 INFO L225 Difference]: With dead ends: 6431 [2020-12-01 15:43:17,487 INFO L226 Difference]: Without dead ends: 3958 [2020-12-01 15:43:17,491 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:17,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3958 states. [2020-12-01 15:43:17,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3958 to 3948. [2020-12-01 15:43:17,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3948 states. [2020-12-01 15:43:17,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 3948 states and 4861 transitions. [2020-12-01 15:43:17,604 INFO L78 Accepts]: Start accepts. Automaton has 3948 states and 4861 transitions. Word has length 247 [2020-12-01 15:43:17,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:43:17,606 INFO L481 AbstractCegarLoop]: Abstraction has 3948 states and 4861 transitions. [2020-12-01 15:43:17,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:43:17,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3948 states and 4861 transitions. [2020-12-01 15:43:17,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-12-01 15:43:17,613 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:43:17,614 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, 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] [2020-12-01 15:43:17,614 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-01 15:43:17,615 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:43:17,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:43:17,615 INFO L82 PathProgramCache]: Analyzing trace with hash -1700483277, now seen corresponding path program 1 times [2020-12-01 15:43:17,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:43:17,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953872990] [2020-12-01 15:43:17,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:43:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:43:18,434 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 91 proven. 34 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-12-01 15:43:18,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953872990] [2020-12-01 15:43:18,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1959809419] [2020-12-01 15:43:18,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 15:43:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:43:18,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 15:43:18,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:43:19,189 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-12-01 15:43:19,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 15:43:19,192 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-12-01 15:43:19,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624103779] [2020-12-01 15:43:19,194 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:43:19,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:43:19,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:43:19,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-01 15:43:19,196 INFO L87 Difference]: Start difference. First operand 3948 states and 4861 transitions. Second operand 3 states. [2020-12-01 15:43:20,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:43:20,982 INFO L93 Difference]: Finished difference Result 9369 states and 11877 transitions. [2020-12-01 15:43:20,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:43:20,983 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 253 [2020-12-01 15:43:20,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:43:21,026 INFO L225 Difference]: With dead ends: 9369 [2020-12-01 15:43:21,026 INFO L226 Difference]: Without dead ends: 5791 [2020-12-01 15:43:21,034 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-01 15:43:21,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5791 states. [2020-12-01 15:43:21,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5791 to 5789. [2020-12-01 15:43:21,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5789 states. [2020-12-01 15:43:21,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5789 states to 5789 states and 7175 transitions. [2020-12-01 15:43:21,253 INFO L78 Accepts]: Start accepts. Automaton has 5789 states and 7175 transitions. Word has length 253 [2020-12-01 15:43:21,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:43:21,254 INFO L481 AbstractCegarLoop]: Abstraction has 5789 states and 7175 transitions. [2020-12-01 15:43:21,254 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:43:21,255 INFO L276 IsEmpty]: Start isEmpty. Operand 5789 states and 7175 transitions. [2020-12-01 15:43:21,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-01 15:43:21,263 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:43:21,263 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:43:21,486 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-12-01 15:43:21,486 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:43:21,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:43:21,487 INFO L82 PathProgramCache]: Analyzing trace with hash -682591422, now seen corresponding path program 1 times [2020-12-01 15:43:21,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:43:21,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340282759] [2020-12-01 15:43:21,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:43:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:43:21,783 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2020-12-01 15:43:21,783 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340282759] [2020-12-01 15:43:21,784 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:43:21,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:43:21,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444349809] [2020-12-01 15:43:21,786 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:43:21,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:43:21,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:43:21,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:21,789 INFO L87 Difference]: Start difference. First operand 5789 states and 7175 transitions. Second operand 3 states. [2020-12-01 15:43:23,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:43:23,284 INFO L93 Difference]: Finished difference Result 12691 states and 15991 transitions. [2020-12-01 15:43:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:43:23,285 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 259 [2020-12-01 15:43:23,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:43:23,337 INFO L225 Difference]: With dead ends: 12691 [2020-12-01 15:43:23,337 INFO L226 Difference]: Without dead ends: 7642 [2020-12-01 15:43:23,346 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:23,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7642 states. [2020-12-01 15:43:23,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7642 to 7445. [2020-12-01 15:43:23,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7445 states. [2020-12-01 15:43:23,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7445 states to 7445 states and 9107 transitions. [2020-12-01 15:43:23,550 INFO L78 Accepts]: Start accepts. Automaton has 7445 states and 9107 transitions. Word has length 259 [2020-12-01 15:43:23,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:43:23,551 INFO L481 AbstractCegarLoop]: Abstraction has 7445 states and 9107 transitions. [2020-12-01 15:43:23,551 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:43:23,551 INFO L276 IsEmpty]: Start isEmpty. Operand 7445 states and 9107 transitions. [2020-12-01 15:43:23,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-12-01 15:43:23,562 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:43:23,562 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, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:43:23,563 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-01 15:43:23,563 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:43:23,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:43:23,564 INFO L82 PathProgramCache]: Analyzing trace with hash 58573001, now seen corresponding path program 1 times [2020-12-01 15:43:23,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:43:23,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51240221] [2020-12-01 15:43:23,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:43:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:43:23,863 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2020-12-01 15:43:23,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51240221] [2020-12-01 15:43:23,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:43:23,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:43:23,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029269045] [2020-12-01 15:43:23,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:43:23,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:43:23,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:43:23,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:23,867 INFO L87 Difference]: Start difference. First operand 7445 states and 9107 transitions. Second operand 3 states. [2020-12-01 15:43:25,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:43:25,378 INFO L93 Difference]: Finished difference Result 16907 states and 20945 transitions. [2020-12-01 15:43:25,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:43:25,379 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 295 [2020-12-01 15:43:25,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:43:25,450 INFO L225 Difference]: With dead ends: 16907 [2020-12-01 15:43:25,451 INFO L226 Difference]: Without dead ends: 10202 [2020-12-01 15:43:25,462 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:25,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10202 states. [2020-12-01 15:43:25,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10202 to 9833. [2020-12-01 15:43:25,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9833 states. [2020-12-01 15:43:25,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9833 states to 9833 states and 11930 transitions. [2020-12-01 15:43:25,732 INFO L78 Accepts]: Start accepts. Automaton has 9833 states and 11930 transitions. Word has length 295 [2020-12-01 15:43:25,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:43:25,733 INFO L481 AbstractCegarLoop]: Abstraction has 9833 states and 11930 transitions. [2020-12-01 15:43:25,733 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:43:25,734 INFO L276 IsEmpty]: Start isEmpty. Operand 9833 states and 11930 transitions. [2020-12-01 15:43:25,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2020-12-01 15:43:25,745 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:43:25,745 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:43:25,746 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-01 15:43:25,746 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:43:25,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:43:25,747 INFO L82 PathProgramCache]: Analyzing trace with hash 1706621397, now seen corresponding path program 1 times [2020-12-01 15:43:25,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:43:25,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451990862] [2020-12-01 15:43:25,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:43:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:43:26,058 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2020-12-01 15:43:26,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451990862] [2020-12-01 15:43:26,060 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:43:26,061 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:43:26,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467383933] [2020-12-01 15:43:26,062 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:43:26,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:43:26,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:43:26,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:26,063 INFO L87 Difference]: Start difference. First operand 9833 states and 11930 transitions. Second operand 3 states. [2020-12-01 15:43:27,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:43:27,555 INFO L93 Difference]: Finished difference Result 20026 states and 24609 transitions. [2020-12-01 15:43:27,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:43:27,556 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 301 [2020-12-01 15:43:27,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:43:27,587 INFO L225 Difference]: With dead ends: 20026 [2020-12-01 15:43:27,587 INFO L226 Difference]: Without dead ends: 11857 [2020-12-01 15:43:27,600 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:43:27,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11857 states. [2020-12-01 15:43:27,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11857 to 11857. [2020-12-01 15:43:27,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11857 states. [2020-12-01 15:43:27,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11857 states to 11857 states and 14012 transitions. [2020-12-01 15:43:27,833 INFO L78 Accepts]: Start accepts. Automaton has 11857 states and 14012 transitions. Word has length 301 [2020-12-01 15:43:27,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:43:27,834 INFO L481 AbstractCegarLoop]: Abstraction has 11857 states and 14012 transitions. [2020-12-01 15:43:27,834 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:43:27,834 INFO L276 IsEmpty]: Start isEmpty. Operand 11857 states and 14012 transitions. [2020-12-01 15:43:27,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2020-12-01 15:43:27,842 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:43:27,844 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:43:27,845 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-01 15:43:27,845 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:43:27,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:43:27,846 INFO L82 PathProgramCache]: Analyzing trace with hash 1068639518, now seen corresponding path program 1 times [2020-12-01 15:43:27,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:43:27,846 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990343741] [2020-12-01 15:43:27,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:43:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:43:28,364 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-12-01 15:43:28,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990343741] [2020-12-01 15:43:28,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [196572690] [2020-12-01 15:43:28,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 15:43:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:43:28,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 15:43:28,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:43:29,244 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-12-01 15:43:29,245 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-01 15:43:29,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2020-12-01 15:43:29,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482665518] [2020-12-01 15:43:29,246 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 15:43:29,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:43:29,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 15:43:29,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:43:29,248 INFO L87 Difference]: Start difference. First operand 11857 states and 14012 transitions. Second operand 4 states. [2020-12-01 15:43:31,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:43:31,406 INFO L93 Difference]: Finished difference Result 23709 states and 28254 transitions. [2020-12-01 15:43:31,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 15:43:31,407 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 303 [2020-12-01 15:43:31,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:43:31,409 INFO L225 Difference]: With dead ends: 23709 [2020-12-01 15:43:31,409 INFO L226 Difference]: Without dead ends: 0 [2020-12-01 15:43:31,434 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 303 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:43:31,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-01 15:43:31,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-01 15:43:31,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-01 15:43:31,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-01 15:43:31,436 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 303 [2020-12-01 15:43:31,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:43:31,436 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-01 15:43:31,436 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 15:43:31,436 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-01 15:43:31,437 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 15:43:31,654 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-01 15:43:31,657 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-01 15:43:31,819 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 37 [2020-12-01 15:43:31,968 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 24 [2020-12-01 15:43:32,047 INFO L262 CegarLoopResult]: For program point L498(lines 498 509) no Hoare annotation was computed. [2020-12-01 15:43:32,048 INFO L262 CegarLoopResult]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,048 INFO L262 CegarLoopResult]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2020-12-01 15:43:32,048 INFO L262 CegarLoopResult]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,048 INFO L262 CegarLoopResult]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,048 INFO L262 CegarLoopResult]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,048 INFO L262 CegarLoopResult]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,048 INFO L262 CegarLoopResult]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,048 INFO L262 CegarLoopResult]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,049 INFO L262 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-12-01 15:43:32,049 INFO L262 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-12-01 15:43:32,049 INFO L262 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-12-01 15:43:32,049 INFO L262 CegarLoopResult]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,049 INFO L262 CegarLoopResult]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,049 INFO L262 CegarLoopResult]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,050 INFO L262 CegarLoopResult]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,050 INFO L262 CegarLoopResult]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,050 INFO L262 CegarLoopResult]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,050 INFO L262 CegarLoopResult]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,050 INFO L262 CegarLoopResult]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,051 INFO L262 CegarLoopResult]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,051 INFO L262 CegarLoopResult]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,051 INFO L262 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-12-01 15:43:32,051 INFO L262 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-12-01 15:43:32,051 INFO L262 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-12-01 15:43:32,051 INFO L262 CegarLoopResult]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,052 INFO L262 CegarLoopResult]: For program point L768(lines 768 778) no Hoare annotation was computed. [2020-12-01 15:43:32,052 INFO L262 CegarLoopResult]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2020-12-01 15:43:32,052 INFO L262 CegarLoopResult]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,052 INFO L262 CegarLoopResult]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,052 INFO L262 CegarLoopResult]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,052 INFO L262 CegarLoopResult]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,053 INFO L262 CegarLoopResult]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,053 INFO L262 CegarLoopResult]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,053 INFO L262 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-12-01 15:43:32,053 INFO L262 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-12-01 15:43:32,053 INFO L262 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-12-01 15:43:32,053 INFO L262 CegarLoopResult]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,054 INFO L262 CegarLoopResult]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,054 INFO L262 CegarLoopResult]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,054 INFO L258 CegarLoopResult]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse0 (<= 165 ~a23~0))) (or (<= ~a25~0 10) (<= 306 ~a23~0) (< 140 ~a29~0) (and .cse0 (= ~a25~0 11)) (and .cse0 (<= ~a29~0 130)) (not (= ~a4~0 1)) (= ~a25~0 12))) [2020-12-01 15:43:32,055 INFO L262 CegarLoopResult]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,055 INFO L262 CegarLoopResult]: For program point L705(lines 705 715) no Hoare annotation was computed. [2020-12-01 15:43:32,055 INFO L262 CegarLoopResult]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2020-12-01 15:43:32,055 INFO L262 CegarLoopResult]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,055 INFO L262 CegarLoopResult]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,056 INFO L262 CegarLoopResult]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,056 INFO L262 CegarLoopResult]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,056 INFO L262 CegarLoopResult]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,056 INFO L262 CegarLoopResult]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,056 INFO L262 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-12-01 15:43:32,056 INFO L262 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-12-01 15:43:32,057 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-12-01 15:43:32,057 INFO L265 CegarLoopResult]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2020-12-01 15:43:32,057 INFO L262 CegarLoopResult]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,057 INFO L262 CegarLoopResult]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,057 INFO L262 CegarLoopResult]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,057 INFO L262 CegarLoopResult]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,058 INFO L262 CegarLoopResult]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,058 INFO L262 CegarLoopResult]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,058 INFO L262 CegarLoopResult]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,058 INFO L262 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-12-01 15:43:32,058 INFO L262 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-12-01 15:43:32,058 INFO L262 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-12-01 15:43:32,058 INFO L262 CegarLoopResult]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,058 INFO L262 CegarLoopResult]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,058 INFO L262 CegarLoopResult]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,058 INFO L262 CegarLoopResult]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,058 INFO L262 CegarLoopResult]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,059 INFO L262 CegarLoopResult]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,059 INFO L262 CegarLoopResult]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,059 INFO L262 CegarLoopResult]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,059 INFO L262 CegarLoopResult]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,059 INFO L262 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-12-01 15:43:32,059 INFO L262 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-12-01 15:43:32,059 INFO L262 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-12-01 15:43:32,059 INFO L262 CegarLoopResult]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,059 INFO L258 CegarLoopResult]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse0 (<= 165 ~a23~0))) (or (<= ~a25~0 10) (<= 306 ~a23~0) (< 140 ~a29~0) (and .cse0 (= ~a25~0 11)) (and .cse0 (<= ~a29~0 130)) (not (= ~a4~0 1)) (= ~a25~0 12))) [2020-12-01 15:43:32,060 INFO L262 CegarLoopResult]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,060 INFO L262 CegarLoopResult]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,060 INFO L262 CegarLoopResult]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,060 INFO L262 CegarLoopResult]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,060 INFO L262 CegarLoopResult]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,060 INFO L262 CegarLoopResult]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,061 INFO L262 CegarLoopResult]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,061 INFO L262 CegarLoopResult]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,061 INFO L262 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-12-01 15:43:32,061 INFO L262 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-12-01 15:43:32,061 INFO L262 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-12-01 15:43:32,061 INFO L262 CegarLoopResult]: For program point L980(lines 980 990) no Hoare annotation was computed. [2020-12-01 15:43:32,062 INFO L262 CegarLoopResult]: For program point L914(lines 914 924) no Hoare annotation was computed. [2020-12-01 15:43:32,062 INFO L262 CegarLoopResult]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2020-12-01 15:43:32,062 INFO L262 CegarLoopResult]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2020-12-01 15:43:32,062 INFO L262 CegarLoopResult]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,062 INFO L262 CegarLoopResult]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,062 INFO L262 CegarLoopResult]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,063 INFO L262 CegarLoopResult]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,063 INFO L262 CegarLoopResult]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,063 INFO L262 CegarLoopResult]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,063 INFO L262 CegarLoopResult]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,063 INFO L262 CegarLoopResult]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,063 INFO L262 CegarLoopResult]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,063 INFO L262 CegarLoopResult]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,063 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L1049(line 1049) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-12-01 15:43:32,064 INFO L262 CegarLoopResult]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L525(lines 525 535) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L658(lines 658 667) no Hoare annotation was computed. [2020-12-01 15:43:32,065 INFO L262 CegarLoopResult]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2020-12-01 15:43:32,066 INFO L262 CegarLoopResult]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,066 INFO L262 CegarLoopResult]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,066 INFO L262 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-12-01 15:43:32,066 INFO L262 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-12-01 15:43:32,066 INFO L262 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-12-01 15:43:32,066 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-01 15:43:32,066 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-12-01 15:43:32,066 INFO L262 CegarLoopResult]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,067 INFO L262 CegarLoopResult]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,067 INFO L262 CegarLoopResult]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,067 INFO L262 CegarLoopResult]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,067 INFO L262 CegarLoopResult]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,067 INFO L262 CegarLoopResult]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,067 INFO L262 CegarLoopResult]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,067 INFO L262 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-12-01 15:43:32,067 INFO L262 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-12-01 15:43:32,067 INFO L262 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-12-01 15:43:32,067 INFO L262 CegarLoopResult]: For program point L926(lines 926 936) no Hoare annotation was computed. [2020-12-01 15:43:32,067 INFO L262 CegarLoopResult]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2020-12-01 15:43:32,068 INFO L262 CegarLoopResult]: For program point L728(lines 728 740) no Hoare annotation was computed. [2020-12-01 15:43:32,068 INFO L262 CegarLoopResult]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2020-12-01 15:43:32,068 INFO L262 CegarLoopResult]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,068 INFO L262 CegarLoopResult]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,068 INFO L262 CegarLoopResult]: For program point L597(lines 597 607) no Hoare annotation was computed. [2020-12-01 15:43:32,068 INFO L262 CegarLoopResult]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2020-12-01 15:43:32,068 INFO L262 CegarLoopResult]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,068 INFO L262 CegarLoopResult]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,068 INFO L262 CegarLoopResult]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,068 INFO L262 CegarLoopResult]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,068 INFO L262 CegarLoopResult]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,068 INFO L262 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-12-01 15:43:32,069 INFO L262 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-12-01 15:43:32,069 INFO L262 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-12-01 15:43:32,069 INFO L262 CegarLoopResult]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,069 INFO L262 CegarLoopResult]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,069 INFO L262 CegarLoopResult]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,069 INFO L262 CegarLoopResult]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,070 INFO L262 CegarLoopResult]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,070 INFO L262 CegarLoopResult]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,070 INFO L262 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-12-01 15:43:32,070 INFO L262 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-12-01 15:43:32,070 INFO L262 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-12-01 15:43:32,070 INFO L262 CegarLoopResult]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,070 INFO L262 CegarLoopResult]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,070 INFO L262 CegarLoopResult]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,070 INFO L262 CegarLoopResult]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,070 INFO L262 CegarLoopResult]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,071 INFO L262 CegarLoopResult]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,072 INFO L262 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-12-01 15:43:32,072 INFO L262 CegarLoopResult]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,072 INFO L262 CegarLoopResult]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,072 INFO L262 CegarLoopResult]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,072 INFO L262 CegarLoopResult]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,072 INFO L262 CegarLoopResult]: For program point L409(lines 409 420) no Hoare annotation was computed. [2020-12-01 15:43:32,072 INFO L262 CegarLoopResult]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2020-12-01 15:43:32,072 INFO L262 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-12-01 15:43:32,073 INFO L262 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-12-01 15:43:32,073 INFO L262 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-12-01 15:43:32,073 INFO L262 CegarLoopResult]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,073 INFO L262 CegarLoopResult]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,073 INFO L262 CegarLoopResult]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,073 INFO L262 CegarLoopResult]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,074 INFO L262 CegarLoopResult]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,074 INFO L262 CegarLoopResult]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,074 INFO L262 CegarLoopResult]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,074 INFO L262 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-12-01 15:43:32,074 INFO L262 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-12-01 15:43:32,074 INFO L262 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-12-01 15:43:32,075 INFO L262 CegarLoopResult]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,075 INFO L262 CegarLoopResult]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,075 INFO L262 CegarLoopResult]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,075 INFO L262 CegarLoopResult]: For program point L876(lines 876 885) no Hoare annotation was computed. [2020-12-01 15:43:32,075 INFO L262 CegarLoopResult]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2020-12-01 15:43:32,075 INFO L262 CegarLoopResult]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,076 INFO L262 CegarLoopResult]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,076 INFO L262 CegarLoopResult]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,076 INFO L262 CegarLoopResult]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,076 INFO L262 CegarLoopResult]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,076 INFO L262 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-12-01 15:43:32,076 INFO L262 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-12-01 15:43:32,076 INFO L262 CegarLoopResult]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,077 INFO L262 CegarLoopResult]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,077 INFO L262 CegarLoopResult]: For program point L614(lines 614 624) no Hoare annotation was computed. [2020-12-01 15:43:32,077 INFO L262 CegarLoopResult]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2020-12-01 15:43:32,077 INFO L262 CegarLoopResult]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,077 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-01 15:43:32,077 INFO L262 CegarLoopResult]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,078 INFO L262 CegarLoopResult]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,078 INFO L262 CegarLoopResult]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,078 INFO L262 CegarLoopResult]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,078 INFO L262 CegarLoopResult]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,078 INFO L262 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-12-01 15:43:32,078 INFO L262 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-12-01 15:43:32,079 INFO L262 CegarLoopResult]: For program point L815(lines 815 825) no Hoare annotation was computed. [2020-12-01 15:43:32,079 INFO L262 CegarLoopResult]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2020-12-01 15:43:32,079 INFO L262 CegarLoopResult]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,079 INFO L262 CegarLoopResult]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,079 INFO L262 CegarLoopResult]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,079 INFO L262 CegarLoopResult]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,080 INFO L262 CegarLoopResult]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,080 INFO L262 CegarLoopResult]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,080 INFO L262 CegarLoopResult]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,080 INFO L262 CegarLoopResult]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,080 INFO L262 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-12-01 15:43:32,080 INFO L262 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-12-01 15:43:32,081 INFO L262 CegarLoopResult]: For program point L950(lines 950 962) no Hoare annotation was computed. [2020-12-01 15:43:32,081 INFO L262 CegarLoopResult]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2020-12-01 15:43:32,081 INFO L262 CegarLoopResult]: For program point L488(lines 488 496) no Hoare annotation was computed. [2020-12-01 15:43:32,081 INFO L262 CegarLoopResult]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2020-12-01 15:43:32,081 INFO L262 CegarLoopResult]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,081 INFO L262 CegarLoopResult]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,082 INFO L262 CegarLoopResult]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,082 INFO L262 CegarLoopResult]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,082 INFO L262 CegarLoopResult]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,082 INFO L262 CegarLoopResult]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,082 INFO L262 CegarLoopResult]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,082 INFO L262 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-12-01 15:43:32,083 INFO L262 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-12-01 15:43:32,083 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-01 15:43:32,083 INFO L262 CegarLoopResult]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,083 INFO L262 CegarLoopResult]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,083 INFO L262 CegarLoopResult]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,083 INFO L262 CegarLoopResult]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,084 INFO L262 CegarLoopResult]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,084 INFO L262 CegarLoopResult]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,084 INFO L262 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-12-01 15:43:32,084 INFO L262 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-12-01 15:43:32,084 INFO L262 CegarLoopResult]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,084 INFO L262 CegarLoopResult]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,085 INFO L262 CegarLoopResult]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,085 INFO L262 CegarLoopResult]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,085 INFO L262 CegarLoopResult]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,085 INFO L262 CegarLoopResult]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,085 INFO L262 CegarLoopResult]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,085 INFO L262 CegarLoopResult]: For program point L33(lines 33 35) no Hoare annotation was computed. [2020-12-01 15:43:32,086 INFO L262 CegarLoopResult]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2020-12-01 15:43:32,086 INFO L262 CegarLoopResult]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,086 INFO L262 CegarLoopResult]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,086 INFO L262 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-12-01 15:43:32,086 INFO L262 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-12-01 15:43:32,086 INFO L262 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-12-01 15:43:32,087 INFO L262 CegarLoopResult]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2020-12-01 15:43:32,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 03:43:32 BoogieIcfgContainer [2020-12-01 15:43:32,112 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-01 15:43:32,112 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 15:43:32,113 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 15:43:32,113 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 15:43:32,114 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:43:06" (3/4) ... [2020-12-01 15:43:32,119 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 15:43:32,156 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-01 15:43:32,159 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-01 15:43:32,161 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 15:43:32,164 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 15:43:32,443 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_beeff64f-6fdf-45da-8d59-b72eec2262b1/bin/uautomizer/witness.graphml [2020-12-01 15:43:32,443 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 15:43:32,444 INFO L168 Benchmark]: Toolchain (without parser) took 30504.22 ms. Allocated memory was 98.6 MB in the beginning and 547.4 MB in the end (delta: 448.8 MB). Free memory was 65.1 MB in the beginning and 394.4 MB in the end (delta: -329.3 MB). Peak memory consumption was 118.6 MB. Max. memory is 16.1 GB. [2020-12-01 15:43:32,445 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 98.6 MB. Free memory was 55.5 MB in the beginning and 55.5 MB in the end (delta: 40.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 15:43:32,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1178.78 ms. Allocated memory is still 98.6 MB. Free memory was 64.8 MB in the beginning and 42.5 MB in the end (delta: 22.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 15:43:32,445 INFO L168 Benchmark]: Boogie Procedure Inliner took 256.78 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 42.5 MB in the beginning and 82.9 MB in the end (delta: -40.4 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2020-12-01 15:43:32,446 INFO L168 Benchmark]: Boogie Preprocessor took 176.52 ms. Allocated memory is still 119.5 MB. Free memory was 82.9 MB in the beginning and 72.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 15:43:32,450 INFO L168 Benchmark]: RCFGBuilder took 2718.23 ms. Allocated memory was 119.5 MB in the beginning and 167.8 MB in the end (delta: 48.2 MB). Free memory was 72.4 MB in the beginning and 81.5 MB in the end (delta: -9.2 MB). Peak memory consumption was 42.3 MB. Max. memory is 16.1 GB. [2020-12-01 15:43:32,451 INFO L168 Benchmark]: TraceAbstraction took 25831.51 ms. Allocated memory was 167.8 MB in the beginning and 547.4 MB in the end (delta: 379.6 MB). Free memory was 81.5 MB in the beginning and 418.5 MB in the end (delta: -337.0 MB). Peak memory consumption was 308.9 MB. Max. memory is 16.1 GB. [2020-12-01 15:43:32,452 INFO L168 Benchmark]: Witness Printer took 330.63 ms. Allocated memory is still 547.4 MB. Free memory was 418.5 MB in the beginning and 394.4 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 15:43:32,456 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 98.6 MB. Free memory was 55.5 MB in the beginning and 55.5 MB in the end (delta: 40.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1178.78 ms. Allocated memory is still 98.6 MB. Free memory was 64.8 MB in the beginning and 42.5 MB in the end (delta: 22.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 256.78 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 42.5 MB in the beginning and 82.9 MB in the end (delta: -40.4 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 176.52 ms. Allocated memory is still 119.5 MB. Free memory was 82.9 MB in the beginning and 72.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2718.23 ms. Allocated memory was 119.5 MB in the beginning and 167.8 MB in the end (delta: 48.2 MB). Free memory was 72.4 MB in the beginning and 81.5 MB in the end (delta: -9.2 MB). Peak memory consumption was 42.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 25831.51 ms. Allocated memory was 167.8 MB in the beginning and 547.4 MB in the end (delta: 379.6 MB). Free memory was 81.5 MB in the beginning and 418.5 MB in the end (delta: -337.0 MB). Peak memory consumption was 308.9 MB. Max. memory is 16.1 GB. * Witness Printer took 330.63 ms. Allocated memory is still 547.4 MB. Free memory was 418.5 MB in the beginning and 394.4 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: 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: 1038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: (((((a25 <= 10 || 306 <= a23) || 140 < a29) || (165 <= a23 && a25 == 11)) || (165 <= a23 && a29 <= 130)) || !(a4 == 1)) || a25 == 12 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((a25 <= 10 || 306 <= a23) || 140 < a29) || (165 <= a23 && a25 == 11)) || (165 <= a23 && a29 <= 130)) || !(a4 == 1)) || a25 == 12 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 284 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 25.2s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 17.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2019 SDtfs, 1890 SDslu, 254 SDs, 0 SdLazy, 6165 SolverSat, 1338 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 583 GetRequests, 567 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11857occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 593 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 143 NumberOfFragments, 63 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1574 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 86 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 2739 NumberOfCodeBlocks, 2739 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2727 ConstructedInterpolants, 0 QuantifiedInterpolants, 2106231 SizeOfPredicates, 0 NumberOfNonLiveVariables, 808 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 1632/1916 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...