./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/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 f9b6d15e9cf1a62e23633b1d901c307266257857 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:21:15,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:21:15,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:21:15,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:21:15,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:21:15,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:21:15,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:21:15,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:21:15,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:21:15,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:21:15,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:21:15,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:21:15,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:21:15,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:21:15,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:21:15,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:21:15,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:21:15,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:21:15,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:21:15,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:21:15,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:21:15,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:21:15,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:21:15,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:21:15,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:21:15,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:21:15,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:21:15,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:21:15,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:21:15,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:21:15,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:21:15,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:21:15,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:21:15,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:21:15,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:21:15,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:21:15,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:21:15,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:21:15,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:21:15,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:21:15,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:21:15,484 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:21:15,538 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:21:15,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:21:15,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:21:15,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:21:15,541 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:21:15,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:21:15,542 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:21:15,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:21:15,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:21:15,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:21:15,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:21:15,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:21:15,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:21:15,545 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:21:15,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:21:15,546 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:21:15,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:21:15,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:21:15,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:21:15,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:21:15,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:21:15,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:21:15,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:21:15,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:21:15,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:21:15,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:21:15,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:21:15,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:21:15,550 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:21:15,550 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_b959ea32-23fb-4f70-ae83-5f8c8601b44b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9b6d15e9cf1a62e23633b1d901c307266257857 [2020-11-28 03:21:15,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:21:15,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:21:15,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:21:15,941 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:21:15,942 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:21:15,943 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2020-11-28 03:21:16,028 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/data/12fe870af/e806b8ee4c6644dd88529f709f899397/FLAG4b7328ea9 [2020-11-28 03:21:16,834 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:21:16,834 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2020-11-28 03:21:16,859 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/data/12fe870af/e806b8ee4c6644dd88529f709f899397/FLAG4b7328ea9 [2020-11-28 03:21:16,931 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/data/12fe870af/e806b8ee4c6644dd88529f709f899397 [2020-11-28 03:21:16,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:21:16,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:21:16,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:21:16,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:21:16,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:21:16,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:21:16" (1/1) ... [2020-11-28 03:21:16,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7edf2c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:16, skipping insertion in model container [2020-11-28 03:21:16,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:21:16" (1/1) ... [2020-11-28 03:21:16,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:21:17,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:21:17,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:21:17,729 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:21:17,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:21:17,953 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:21:17,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:17 WrapperNode [2020-11-28 03:21:17,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:21:17,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:21:17,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:21:17,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:21:17,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:17" (1/1) ... [2020-11-28 03:21:18,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:17" (1/1) ... [2020-11-28 03:21:18,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:21:18,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:21:18,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:21:18,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:21:18,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:17" (1/1) ... [2020-11-28 03:21:18,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:17" (1/1) ... [2020-11-28 03:21:18,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:17" (1/1) ... [2020-11-28 03:21:18,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:17" (1/1) ... [2020-11-28 03:21:18,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:17" (1/1) ... [2020-11-28 03:21:18,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:17" (1/1) ... [2020-11-28 03:21:18,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:17" (1/1) ... [2020-11-28 03:21:18,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:21:18,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:21:18,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:21:18,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:21:18,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:21:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:21:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:21:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:21:18,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:21:20,895 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:21:20,895 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-28 03:21:20,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:21:20 BoogieIcfgContainer [2020-11-28 03:21:20,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:21:20,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:21:20,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:21:20,912 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:21:20,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:21:16" (1/3) ... [2020-11-28 03:21:20,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@761afa69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:21:20, skipping insertion in model container [2020-11-28 03:21:20,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:21:17" (2/3) ... [2020-11-28 03:21:20,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@761afa69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:21:20, skipping insertion in model container [2020-11-28 03:21:20,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:21:20" (3/3) ... [2020-11-28 03:21:20,928 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label01.c [2020-11-28 03:21:20,938 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:21:20,946 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-28 03:21:20,956 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-28 03:21:20,983 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:21:20,983 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:21:20,983 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:21:20,983 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:21:20,983 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:21:20,983 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:21:20,984 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:21:20,984 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:21:21,007 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-11-28 03:21:21,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-28 03:21:21,015 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:21,016 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] [2020-11-28 03:21:21,016 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:21,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:21,022 INFO L82 PathProgramCache]: Analyzing trace with hash -66916295, now seen corresponding path program 1 times [2020-11-28 03:21:21,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:21,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837775799] [2020-11-28 03:21:21,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:21,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:21,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:21,408 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837775799] [2020-11-28 03:21:21,409 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:21,409 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:21:21,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590629408] [2020-11-28 03:21:21,414 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:21,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:21,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:21,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:21,431 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 3 states. [2020-11-28 03:21:23,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:23,222 INFO L93 Difference]: Finished difference Result 770 states and 1361 transitions. [2020-11-28 03:21:23,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:23,224 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-11-28 03:21:23,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:23,259 INFO L225 Difference]: With dead ends: 770 [2020-11-28 03:21:23,264 INFO L226 Difference]: Without dead ends: 422 [2020-11-28 03:21:23,269 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:23,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2020-11-28 03:21:23,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 412. [2020-11-28 03:21:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2020-11-28 03:21:23,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 626 transitions. [2020-11-28 03:21:23,357 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 626 transitions. Word has length 57 [2020-11-28 03:21:23,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:23,357 INFO L481 AbstractCegarLoop]: Abstraction has 412 states and 626 transitions. [2020-11-28 03:21:23,357 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:23,358 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 626 transitions. [2020-11-28 03:21:23,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-11-28 03:21:23,363 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:23,364 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:23,364 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:21:23,364 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:23,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:23,365 INFO L82 PathProgramCache]: Analyzing trace with hash -553052551, now seen corresponding path program 1 times [2020-11-28 03:21:23,366 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:23,366 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453456138] [2020-11-28 03:21:23,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:23,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:23,576 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:23,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453456138] [2020-11-28 03:21:23,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:23,577 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:21:23,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51426136] [2020-11-28 03:21:23,581 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:23,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:23,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:23,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:23,585 INFO L87 Difference]: Start difference. First operand 412 states and 626 transitions. Second operand 3 states. [2020-11-28 03:21:24,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:24,899 INFO L93 Difference]: Finished difference Result 1199 states and 1829 transitions. [2020-11-28 03:21:24,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:24,900 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2020-11-28 03:21:24,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:24,907 INFO L225 Difference]: With dead ends: 1199 [2020-11-28 03:21:24,907 INFO L226 Difference]: Without dead ends: 789 [2020-11-28 03:21:24,911 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:24,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 789 states. [2020-11-28 03:21:24,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 789 to 789. [2020-11-28 03:21:24,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2020-11-28 03:21:24,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1083 transitions. [2020-11-28 03:21:24,957 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1083 transitions. Word has length 123 [2020-11-28 03:21:24,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:24,957 INFO L481 AbstractCegarLoop]: Abstraction has 789 states and 1083 transitions. [2020-11-28 03:21:24,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:24,958 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1083 transitions. [2020-11-28 03:21:24,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-11-28 03:21:24,961 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:24,962 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:24,962 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:21:24,962 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:24,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:24,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1275865853, now seen corresponding path program 1 times [2020-11-28 03:21:24,963 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:24,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373524304] [2020-11-28 03:21:24,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:25,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:25,213 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:25,213 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373524304] [2020-11-28 03:21:25,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:25,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:21:25,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167664223] [2020-11-28 03:21:25,215 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:25,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:25,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:25,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:25,216 INFO L87 Difference]: Start difference. First operand 789 states and 1083 transitions. Second operand 3 states. [2020-11-28 03:21:26,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:26,446 INFO L93 Difference]: Finished difference Result 2316 states and 3182 transitions. [2020-11-28 03:21:26,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:26,448 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 127 [2020-11-28 03:21:26,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:26,459 INFO L225 Difference]: With dead ends: 2316 [2020-11-28 03:21:26,459 INFO L226 Difference]: Without dead ends: 1529 [2020-11-28 03:21:26,461 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:26,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2020-11-28 03:21:26,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1526. [2020-11-28 03:21:26,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1526 states. [2020-11-28 03:21:26,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 1857 transitions. [2020-11-28 03:21:26,508 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 1857 transitions. Word has length 127 [2020-11-28 03:21:26,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:26,509 INFO L481 AbstractCegarLoop]: Abstraction has 1526 states and 1857 transitions. [2020-11-28 03:21:26,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:26,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1857 transitions. [2020-11-28 03:21:26,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-11-28 03:21:26,515 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:26,515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:26,516 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:21:26,516 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:26,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:26,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1959441627, now seen corresponding path program 1 times [2020-11-28 03:21:26,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:26,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080050860] [2020-11-28 03:21:26,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:26,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080050860] [2020-11-28 03:21:26,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:26,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:21:26,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537742830] [2020-11-28 03:21:26,710 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:26,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:26,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:26,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:26,712 INFO L87 Difference]: Start difference. First operand 1526 states and 1857 transitions. Second operand 3 states. [2020-11-28 03:21:30,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:30,449 INFO L93 Difference]: Finished difference Result 3614 states and 4472 transitions. [2020-11-28 03:21:30,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:30,450 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 184 [2020-11-28 03:21:30,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:30,464 INFO L225 Difference]: With dead ends: 3614 [2020-11-28 03:21:30,464 INFO L226 Difference]: Without dead ends: 2274 [2020-11-28 03:21:30,467 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:30,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2274 states. [2020-11-28 03:21:30,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2274 to 1897. [2020-11-28 03:21:30,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1897 states. [2020-11-28 03:21:30,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1897 states and 2306 transitions. [2020-11-28 03:21:30,516 INFO L78 Accepts]: Start accepts. Automaton has 1897 states and 2306 transitions. Word has length 184 [2020-11-28 03:21:30,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:30,518 INFO L481 AbstractCegarLoop]: Abstraction has 1897 states and 2306 transitions. [2020-11-28 03:21:30,518 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:30,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2306 transitions. [2020-11-28 03:21:30,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-11-28 03:21:30,524 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:30,525 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, 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] [2020-11-28 03:21:30,525 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:21:30,525 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:30,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:30,527 INFO L82 PathProgramCache]: Analyzing trace with hash -432581500, now seen corresponding path program 1 times [2020-11-28 03:21:30,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:30,527 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71634518] [2020-11-28 03:21:30,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:30,837 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-28 03:21:30,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71634518] [2020-11-28 03:21:30,837 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:30,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:21:30,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361037002] [2020-11-28 03:21:30,838 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:30,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:30,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:30,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:30,840 INFO L87 Difference]: Start difference. First operand 1897 states and 2306 transitions. Second operand 3 states. [2020-11-28 03:21:32,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:32,541 INFO L93 Difference]: Finished difference Result 4538 states and 5620 transitions. [2020-11-28 03:21:32,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:32,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 239 [2020-11-28 03:21:32,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:32,560 INFO L225 Difference]: With dead ends: 4538 [2020-11-28 03:21:32,561 INFO L226 Difference]: Without dead ends: 2643 [2020-11-28 03:21:32,564 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:32,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2643 states. [2020-11-28 03:21:32,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2643 to 2458. [2020-11-28 03:21:32,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2458 states. [2020-11-28 03:21:32,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2458 states and 3014 transitions. [2020-11-28 03:21:32,626 INFO L78 Accepts]: Start accepts. Automaton has 2458 states and 3014 transitions. Word has length 239 [2020-11-28 03:21:32,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:32,627 INFO L481 AbstractCegarLoop]: Abstraction has 2458 states and 3014 transitions. [2020-11-28 03:21:32,627 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:32,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 3014 transitions. [2020-11-28 03:21:32,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2020-11-28 03:21:32,633 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:32,634 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:21:32,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:21:32,634 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:32,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:32,635 INFO L82 PathProgramCache]: Analyzing trace with hash 780014492, now seen corresponding path program 1 times [2020-11-28 03:21:32,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:32,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623223211] [2020-11-28 03:21:32,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:33,269 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 56 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:21:33,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623223211] [2020-11-28 03:21:33,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124015006] [2020-11-28 03:21:33,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 03:21:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:33,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 03:21:33,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:21:33,632 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-28 03:21:33,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-28 03:21:33,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-11-28 03:21:33,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265602194] [2020-11-28 03:21:33,636 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:33,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:33,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:33,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:21:33,639 INFO L87 Difference]: Start difference. First operand 2458 states and 3014 transitions. Second operand 3 states. [2020-11-28 03:21:35,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:35,767 INFO L93 Difference]: Finished difference Result 6389 states and 7980 transitions. [2020-11-28 03:21:35,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:35,768 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 276 [2020-11-28 03:21:35,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:35,802 INFO L225 Difference]: With dead ends: 6389 [2020-11-28 03:21:35,803 INFO L226 Difference]: Without dead ends: 3933 [2020-11-28 03:21:35,807 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 276 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:21:35,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3933 states. [2020-11-28 03:21:35,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3933 to 3929. [2020-11-28 03:21:35,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3929 states. [2020-11-28 03:21:35,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 3929 states and 4802 transitions. [2020-11-28 03:21:35,952 INFO L78 Accepts]: Start accepts. Automaton has 3929 states and 4802 transitions. Word has length 276 [2020-11-28 03:21:35,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:35,953 INFO L481 AbstractCegarLoop]: Abstraction has 3929 states and 4802 transitions. [2020-11-28 03:21:35,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:35,954 INFO L276 IsEmpty]: Start isEmpty. Operand 3929 states and 4802 transitions. [2020-11-28 03:21:35,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2020-11-28 03:21:35,963 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:35,964 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-28 03:21:36,196 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-11-28 03:21:36,197 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:36,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:36,198 INFO L82 PathProgramCache]: Analyzing trace with hash -373735383, now seen corresponding path program 1 times [2020-11-28 03:21:36,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:36,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015222060] [2020-11-28 03:21:36,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:36,506 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2020-11-28 03:21:36,507 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015222060] [2020-11-28 03:21:36,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:36,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:21:36,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844787361] [2020-11-28 03:21:36,510 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:36,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:36,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:36,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:36,511 INFO L87 Difference]: Start difference. First operand 3929 states and 4802 transitions. Second operand 3 states. [2020-11-28 03:21:38,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:38,454 INFO L93 Difference]: Finished difference Result 8782 states and 10884 transitions. [2020-11-28 03:21:38,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:38,455 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 287 [2020-11-28 03:21:38,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:38,488 INFO L225 Difference]: With dead ends: 8782 [2020-11-28 03:21:38,488 INFO L226 Difference]: Without dead ends: 4855 [2020-11-28 03:21:38,495 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:38,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4855 states. [2020-11-28 03:21:38,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4855 to 4848. [2020-11-28 03:21:38,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4848 states. [2020-11-28 03:21:38,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4848 states to 4848 states and 5852 transitions. [2020-11-28 03:21:38,624 INFO L78 Accepts]: Start accepts. Automaton has 4848 states and 5852 transitions. Word has length 287 [2020-11-28 03:21:38,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:38,625 INFO L481 AbstractCegarLoop]: Abstraction has 4848 states and 5852 transitions. [2020-11-28 03:21:38,625 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:38,625 INFO L276 IsEmpty]: Start isEmpty. Operand 4848 states and 5852 transitions. [2020-11-28 03:21:38,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2020-11-28 03:21:38,639 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:38,639 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-28 03:21:38,640 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:21:38,640 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:38,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:38,641 INFO L82 PathProgramCache]: Analyzing trace with hash 106331361, now seen corresponding path program 1 times [2020-11-28 03:21:38,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:38,641 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908435220] [2020-11-28 03:21:38,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:38,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:38,980 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 325 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2020-11-28 03:21:38,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908435220] [2020-11-28 03:21:38,980 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:38,981 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:21:38,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006920570] [2020-11-28 03:21:38,982 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:38,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:38,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:38,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:38,983 INFO L87 Difference]: Start difference. First operand 4848 states and 5852 transitions. Second operand 3 states. [2020-11-28 03:21:40,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:40,403 INFO L93 Difference]: Finished difference Result 10980 states and 13360 transitions. [2020-11-28 03:21:40,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:40,404 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 340 [2020-11-28 03:21:40,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:40,442 INFO L225 Difference]: With dead ends: 10980 [2020-11-28 03:21:40,443 INFO L226 Difference]: Without dead ends: 6134 [2020-11-28 03:21:40,451 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:40,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6134 states. [2020-11-28 03:21:40,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6134 to 5208. [2020-11-28 03:21:40,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5208 states. [2020-11-28 03:21:40,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5208 states to 5208 states and 6220 transitions. [2020-11-28 03:21:40,595 INFO L78 Accepts]: Start accepts. Automaton has 5208 states and 6220 transitions. Word has length 340 [2020-11-28 03:21:40,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:40,596 INFO L481 AbstractCegarLoop]: Abstraction has 5208 states and 6220 transitions. [2020-11-28 03:21:40,596 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:40,596 INFO L276 IsEmpty]: Start isEmpty. Operand 5208 states and 6220 transitions. [2020-11-28 03:21:40,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2020-11-28 03:21:40,611 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:21:40,612 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-28 03:21:40,612 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-28 03:21:40,613 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:21:40,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:21:40,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1669452933, now seen corresponding path program 1 times [2020-11-28 03:21:40,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:21:40,619 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632369825] [2020-11-28 03:21:40,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:21:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:21:41,002 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2020-11-28 03:21:41,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632369825] [2020-11-28 03:21:41,003 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:21:41,003 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:21:41,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095615278] [2020-11-28 03:21:41,005 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:21:41,005 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:21:41,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:21:41,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:41,006 INFO L87 Difference]: Start difference. First operand 5208 states and 6220 transitions. Second operand 3 states. [2020-11-28 03:21:42,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:21:42,406 INFO L93 Difference]: Finished difference Result 10410 states and 12435 transitions. [2020-11-28 03:21:42,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:21:42,420 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 363 [2020-11-28 03:21:42,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:21:42,421 INFO L225 Difference]: With dead ends: 10410 [2020-11-28 03:21:42,421 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:21:42,431 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:21:42,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:21:42,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:21:42,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:21:42,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:21:42,433 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 363 [2020-11-28 03:21:42,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:21:42,433 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:21:42,433 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:21:42,433 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:21:42,434 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:21:42,434 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-28 03:21:42,436 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:21:42,758 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 21 [2020-11-28 03:21:42,762 INFO L274 CegarLoopResult]: For program point L498(lines 498 509) no Hoare annotation was computed. [2020-11-28 03:21:42,763 INFO L274 CegarLoopResult]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,763 INFO L274 CegarLoopResult]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2020-11-28 03:21:42,763 INFO L274 CegarLoopResult]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,763 INFO L274 CegarLoopResult]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,763 INFO L274 CegarLoopResult]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,763 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,763 INFO L274 CegarLoopResult]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,763 INFO L274 CegarLoopResult]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,764 INFO L274 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-11-28 03:21:42,764 INFO L274 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-11-28 03:21:42,764 INFO L274 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-11-28 03:21:42,765 INFO L274 CegarLoopResult]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,765 INFO L274 CegarLoopResult]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,765 INFO L274 CegarLoopResult]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,765 INFO L274 CegarLoopResult]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,765 INFO L274 CegarLoopResult]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,766 INFO L274 CegarLoopResult]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,766 INFO L274 CegarLoopResult]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,766 INFO L274 CegarLoopResult]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,766 INFO L274 CegarLoopResult]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,766 INFO L274 CegarLoopResult]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,766 INFO L274 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-11-28 03:21:42,766 INFO L274 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-11-28 03:21:42,766 INFO L274 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-11-28 03:21:42,766 INFO L274 CegarLoopResult]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,767 INFO L274 CegarLoopResult]: For program point L768(lines 768 778) no Hoare annotation was computed. [2020-11-28 03:21:42,767 INFO L274 CegarLoopResult]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2020-11-28 03:21:42,767 INFO L274 CegarLoopResult]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,767 INFO L274 CegarLoopResult]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,767 INFO L274 CegarLoopResult]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,768 INFO L274 CegarLoopResult]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,768 INFO L274 CegarLoopResult]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,768 INFO L274 CegarLoopResult]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,768 INFO L274 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-11-28 03:21:42,768 INFO L274 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-11-28 03:21:42,768 INFO L274 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-11-28 03:21:42,768 INFO L274 CegarLoopResult]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,768 INFO L274 CegarLoopResult]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,769 INFO L274 CegarLoopResult]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,770 INFO L270 CegarLoopResult]: At program point L1035(lines 32 1036) the Hoare annotation is: (or (<= ~a25~0 10) (<= 0 (+ ~a23~0 41)) (< 140 ~a29~0) (not (= ~a4~0 1)) (and (<= ~a29~0 130) (= ~a25~0 12))) [2020-11-28 03:21:42,770 INFO L274 CegarLoopResult]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,770 INFO L274 CegarLoopResult]: For program point L705(lines 705 715) no Hoare annotation was computed. [2020-11-28 03:21:42,770 INFO L274 CegarLoopResult]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2020-11-28 03:21:42,770 INFO L274 CegarLoopResult]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,770 INFO L274 CegarLoopResult]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,771 INFO L274 CegarLoopResult]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,771 INFO L274 CegarLoopResult]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,771 INFO L274 CegarLoopResult]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,771 INFO L274 CegarLoopResult]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,771 INFO L274 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-11-28 03:21:42,771 INFO L274 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-11-28 03:21:42,771 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-11-28 03:21:42,772 INFO L277 CegarLoopResult]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2020-11-28 03:21:42,772 INFO L274 CegarLoopResult]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,772 INFO L274 CegarLoopResult]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,772 INFO L274 CegarLoopResult]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,772 INFO L274 CegarLoopResult]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,773 INFO L274 CegarLoopResult]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,773 INFO L274 CegarLoopResult]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,773 INFO L274 CegarLoopResult]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,773 INFO L274 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-11-28 03:21:42,773 INFO L274 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-11-28 03:21:42,773 INFO L274 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-11-28 03:21:42,773 INFO L274 CegarLoopResult]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,774 INFO L274 CegarLoopResult]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,774 INFO L274 CegarLoopResult]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,774 INFO L274 CegarLoopResult]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,774 INFO L274 CegarLoopResult]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,774 INFO L274 CegarLoopResult]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,774 INFO L274 CegarLoopResult]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,775 INFO L274 CegarLoopResult]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,775 INFO L274 CegarLoopResult]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,775 INFO L274 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-11-28 03:21:42,775 INFO L274 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-11-28 03:21:42,775 INFO L274 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-11-28 03:21:42,775 INFO L274 CegarLoopResult]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,777 INFO L270 CegarLoopResult]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (or (<= ~a25~0 10) (<= 0 (+ ~a23~0 41)) (< 140 ~a29~0) (not (= ~a4~0 1)) (and (<= ~a29~0 130) (= ~a25~0 12))) [2020-11-28 03:21:42,777 INFO L274 CegarLoopResult]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,777 INFO L274 CegarLoopResult]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,778 INFO L274 CegarLoopResult]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,778 INFO L274 CegarLoopResult]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,778 INFO L274 CegarLoopResult]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,778 INFO L274 CegarLoopResult]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,778 INFO L274 CegarLoopResult]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,778 INFO L274 CegarLoopResult]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,779 INFO L274 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-11-28 03:21:42,779 INFO L274 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-11-28 03:21:42,779 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-11-28 03:21:42,779 INFO L274 CegarLoopResult]: For program point L980(lines 980 990) no Hoare annotation was computed. [2020-11-28 03:21:42,779 INFO L274 CegarLoopResult]: For program point L914(lines 914 924) no Hoare annotation was computed. [2020-11-28 03:21:42,779 INFO L274 CegarLoopResult]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2020-11-28 03:21:42,779 INFO L274 CegarLoopResult]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2020-11-28 03:21:42,780 INFO L274 CegarLoopResult]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,780 INFO L274 CegarLoopResult]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,780 INFO L274 CegarLoopResult]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,780 INFO L274 CegarLoopResult]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,780 INFO L274 CegarLoopResult]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,780 INFO L274 CegarLoopResult]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,781 INFO L274 CegarLoopResult]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,781 INFO L274 CegarLoopResult]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,781 INFO L274 CegarLoopResult]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,781 INFO L274 CegarLoopResult]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,781 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:21:42,781 INFO L274 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-11-28 03:21:42,781 INFO L274 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-11-28 03:21:42,782 INFO L274 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-11-28 03:21:42,782 INFO L274 CegarLoopResult]: For program point L1049(line 1049) no Hoare annotation was computed. [2020-11-28 03:21:42,782 INFO L274 CegarLoopResult]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,782 INFO L274 CegarLoopResult]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,782 INFO L274 CegarLoopResult]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,782 INFO L274 CegarLoopResult]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,783 INFO L274 CegarLoopResult]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,783 INFO L274 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-11-28 03:21:42,783 INFO L274 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-11-28 03:21:42,783 INFO L274 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-11-28 03:21:42,783 INFO L274 CegarLoopResult]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,784 INFO L274 CegarLoopResult]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,784 INFO L274 CegarLoopResult]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,784 INFO L274 CegarLoopResult]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,784 INFO L274 CegarLoopResult]: For program point L525(lines 525 535) no Hoare annotation was computed. [2020-11-28 03:21:42,784 INFO L274 CegarLoopResult]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2020-11-28 03:21:42,784 INFO L274 CegarLoopResult]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,785 INFO L274 CegarLoopResult]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,785 INFO L274 CegarLoopResult]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,785 INFO L274 CegarLoopResult]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,785 INFO L274 CegarLoopResult]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,785 INFO L274 CegarLoopResult]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,785 INFO L274 CegarLoopResult]: For program point L658(lines 658 667) no Hoare annotation was computed. [2020-11-28 03:21:42,785 INFO L274 CegarLoopResult]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2020-11-28 03:21:42,786 INFO L274 CegarLoopResult]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,786 INFO L274 CegarLoopResult]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,786 INFO L274 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-11-28 03:21:42,786 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-11-28 03:21:42,786 INFO L274 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-11-28 03:21:42,786 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:21:42,787 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-28 03:21:42,787 INFO L274 CegarLoopResult]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,787 INFO L274 CegarLoopResult]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,787 INFO L274 CegarLoopResult]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,787 INFO L274 CegarLoopResult]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,787 INFO L274 CegarLoopResult]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,788 INFO L274 CegarLoopResult]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,788 INFO L274 CegarLoopResult]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,788 INFO L274 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-11-28 03:21:42,788 INFO L274 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-11-28 03:21:42,788 INFO L274 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-11-28 03:21:42,788 INFO L274 CegarLoopResult]: For program point L926(lines 926 936) no Hoare annotation was computed. [2020-11-28 03:21:42,788 INFO L274 CegarLoopResult]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2020-11-28 03:21:42,789 INFO L274 CegarLoopResult]: For program point L728(lines 728 740) no Hoare annotation was computed. [2020-11-28 03:21:42,789 INFO L274 CegarLoopResult]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2020-11-28 03:21:42,789 INFO L274 CegarLoopResult]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,789 INFO L274 CegarLoopResult]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,789 INFO L274 CegarLoopResult]: For program point L597(lines 597 607) no Hoare annotation was computed. [2020-11-28 03:21:42,789 INFO L274 CegarLoopResult]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2020-11-28 03:21:42,790 INFO L274 CegarLoopResult]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,790 INFO L274 CegarLoopResult]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,790 INFO L274 CegarLoopResult]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,790 INFO L274 CegarLoopResult]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,790 INFO L274 CegarLoopResult]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,790 INFO L274 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-11-28 03:21:42,790 INFO L274 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-11-28 03:21:42,791 INFO L274 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-11-28 03:21:42,791 INFO L274 CegarLoopResult]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,791 INFO L274 CegarLoopResult]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,791 INFO L274 CegarLoopResult]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,791 INFO L274 CegarLoopResult]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,791 INFO L274 CegarLoopResult]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,791 INFO L274 CegarLoopResult]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,792 INFO L274 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-11-28 03:21:42,792 INFO L274 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-11-28 03:21:42,792 INFO L274 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-11-28 03:21:42,792 INFO L274 CegarLoopResult]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,792 INFO L274 CegarLoopResult]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,792 INFO L274 CegarLoopResult]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,793 INFO L274 CegarLoopResult]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,793 INFO L274 CegarLoopResult]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,793 INFO L274 CegarLoopResult]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,793 INFO L274 CegarLoopResult]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,793 INFO L274 CegarLoopResult]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,793 INFO L274 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-11-28 03:21:42,793 INFO L274 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-11-28 03:21:42,794 INFO L274 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-11-28 03:21:42,794 INFO L274 CegarLoopResult]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,794 INFO L274 CegarLoopResult]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,794 INFO L274 CegarLoopResult]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,794 INFO L274 CegarLoopResult]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,794 INFO L274 CegarLoopResult]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,795 INFO L274 CegarLoopResult]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,795 INFO L274 CegarLoopResult]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,795 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-28 03:21:42,795 INFO L274 CegarLoopResult]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,795 INFO L274 CegarLoopResult]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,795 INFO L274 CegarLoopResult]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,795 INFO L274 CegarLoopResult]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,796 INFO L274 CegarLoopResult]: For program point L409(lines 409 420) no Hoare annotation was computed. [2020-11-28 03:21:42,796 INFO L274 CegarLoopResult]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2020-11-28 03:21:42,796 INFO L274 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-11-28 03:21:42,796 INFO L274 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-11-28 03:21:42,796 INFO L274 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-11-28 03:21:42,796 INFO L274 CegarLoopResult]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,797 INFO L274 CegarLoopResult]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,797 INFO L274 CegarLoopResult]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,797 INFO L274 CegarLoopResult]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,797 INFO L274 CegarLoopResult]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,797 INFO L274 CegarLoopResult]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,797 INFO L274 CegarLoopResult]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,798 INFO L274 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-11-28 03:21:42,798 INFO L274 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-11-28 03:21:42,798 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-11-28 03:21:42,798 INFO L274 CegarLoopResult]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,798 INFO L274 CegarLoopResult]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,798 INFO L274 CegarLoopResult]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,798 INFO L274 CegarLoopResult]: For program point L876(lines 876 885) no Hoare annotation was computed. [2020-11-28 03:21:42,799 INFO L274 CegarLoopResult]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2020-11-28 03:21:42,799 INFO L274 CegarLoopResult]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,799 INFO L274 CegarLoopResult]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,799 INFO L274 CegarLoopResult]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,799 INFO L274 CegarLoopResult]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,799 INFO L274 CegarLoopResult]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,800 INFO L274 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-11-28 03:21:42,800 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-11-28 03:21:42,800 INFO L274 CegarLoopResult]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,800 INFO L274 CegarLoopResult]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,800 INFO L274 CegarLoopResult]: For program point L614(lines 614 624) no Hoare annotation was computed. [2020-11-28 03:21:42,800 INFO L274 CegarLoopResult]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2020-11-28 03:21:42,801 INFO L274 CegarLoopResult]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,801 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:21:42,801 INFO L274 CegarLoopResult]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,801 INFO L274 CegarLoopResult]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,801 INFO L274 CegarLoopResult]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,801 INFO L274 CegarLoopResult]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,801 INFO L274 CegarLoopResult]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,802 INFO L274 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-11-28 03:21:42,802 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-11-28 03:21:42,802 INFO L274 CegarLoopResult]: For program point L815(lines 815 825) no Hoare annotation was computed. [2020-11-28 03:21:42,802 INFO L274 CegarLoopResult]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2020-11-28 03:21:42,802 INFO L274 CegarLoopResult]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,802 INFO L274 CegarLoopResult]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,803 INFO L274 CegarLoopResult]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,803 INFO L274 CegarLoopResult]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,803 INFO L274 CegarLoopResult]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,803 INFO L274 CegarLoopResult]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,803 INFO L274 CegarLoopResult]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,804 INFO L274 CegarLoopResult]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,804 INFO L274 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-11-28 03:21:42,805 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-11-28 03:21:42,806 INFO L274 CegarLoopResult]: For program point L950(lines 950 962) no Hoare annotation was computed. [2020-11-28 03:21:42,806 INFO L274 CegarLoopResult]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2020-11-28 03:21:42,806 INFO L274 CegarLoopResult]: For program point L488(lines 488 496) no Hoare annotation was computed. [2020-11-28 03:21:42,806 INFO L274 CegarLoopResult]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2020-11-28 03:21:42,807 INFO L274 CegarLoopResult]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,807 INFO L274 CegarLoopResult]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,808 INFO L274 CegarLoopResult]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,808 INFO L274 CegarLoopResult]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,810 INFO L274 CegarLoopResult]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,810 INFO L274 CegarLoopResult]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,810 INFO L274 CegarLoopResult]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,810 INFO L274 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-11-28 03:21:42,811 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-11-28 03:21:42,811 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:21:42,811 INFO L274 CegarLoopResult]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,811 INFO L274 CegarLoopResult]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,811 INFO L274 CegarLoopResult]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,811 INFO L274 CegarLoopResult]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,812 INFO L274 CegarLoopResult]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,812 INFO L274 CegarLoopResult]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,812 INFO L274 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-11-28 03:21:42,812 INFO L274 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-11-28 03:21:42,812 INFO L274 CegarLoopResult]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,812 INFO L274 CegarLoopResult]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,812 INFO L274 CegarLoopResult]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,813 INFO L274 CegarLoopResult]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,813 INFO L274 CegarLoopResult]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,813 INFO L274 CegarLoopResult]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,813 INFO L274 CegarLoopResult]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,813 INFO L274 CegarLoopResult]: For program point L33(lines 33 35) no Hoare annotation was computed. [2020-11-28 03:21:42,813 INFO L274 CegarLoopResult]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2020-11-28 03:21:42,814 INFO L274 CegarLoopResult]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,814 INFO L274 CegarLoopResult]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,814 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-11-28 03:21:42,814 INFO L274 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-11-28 03:21:42,814 INFO L274 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-11-28 03:21:42,814 INFO L274 CegarLoopResult]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2020-11-28 03:21:42,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:21:42 BoogieIcfgContainer [2020-11-28 03:21:42,839 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:21:42,840 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:21:42,840 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:21:42,840 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:21:42,841 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:21:20" (3/4) ... [2020-11-28 03:21:42,844 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:21:42,884 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-28 03:21:42,887 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-28 03:21:42,889 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:21:42,892 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:21:43,113 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b959ea32-23fb-4f70-ae83-5f8c8601b44b/bin/uautomizer/witness.graphml [2020-11-28 03:21:43,115 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:21:43,117 INFO L168 Benchmark]: Toolchain (without parser) took 26177.30 ms. Allocated memory was 90.2 MB in the beginning and 425.7 MB in the end (delta: 335.5 MB). Free memory was 55.8 MB in the beginning and 206.7 MB in the end (delta: -150.9 MB). Peak memory consumption was 182.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:43,118 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 90.2 MB. Free memory was 49.3 MB in the beginning and 49.3 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:21:43,118 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1012.43 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 55.6 MB in the beginning and 81.2 MB in the end (delta: -25.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:43,119 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.74 ms. Allocated memory is still 109.1 MB. Free memory was 81.2 MB in the beginning and 63.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:43,119 INFO L168 Benchmark]: Boogie Preprocessor took 157.31 ms. Allocated memory is still 109.1 MB. Free memory was 63.8 MB in the beginning and 53.3 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:43,120 INFO L168 Benchmark]: RCFGBuilder took 2578.23 ms. Allocated memory was 109.1 MB in the beginning and 159.4 MB in the end (delta: 50.3 MB). Free memory was 53.3 MB in the beginning and 104.6 MB in the end (delta: -51.3 MB). Peak memory consumption was 39.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:43,121 INFO L168 Benchmark]: TraceAbstraction took 21940.65 ms. Allocated memory was 159.4 MB in the beginning and 425.7 MB in the end (delta: 266.3 MB). Free memory was 104.6 MB in the beginning and 232.9 MB in the end (delta: -128.3 MB). Peak memory consumption was 138.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:43,121 INFO L168 Benchmark]: Witness Printer took 275.35 ms. Allocated memory is still 425.7 MB. Free memory was 232.9 MB in the beginning and 206.7 MB in the end (delta: 26.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:21:43,124 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 90.2 MB. Free memory was 49.3 MB in the beginning and 49.3 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1012.43 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 55.6 MB in the beginning and 81.2 MB in the end (delta: -25.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 202.74 ms. Allocated memory is still 109.1 MB. Free memory was 81.2 MB in the beginning and 63.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 157.31 ms. Allocated memory is still 109.1 MB. Free memory was 63.8 MB in the beginning and 53.3 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2578.23 ms. Allocated memory was 109.1 MB in the beginning and 159.4 MB in the end (delta: 50.3 MB). Free memory was 53.3 MB in the beginning and 104.6 MB in the end (delta: -51.3 MB). Peak memory consumption was 39.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21940.65 ms. Allocated memory was 159.4 MB in the beginning and 425.7 MB in the end (delta: 266.3 MB). Free memory was 104.6 MB in the beginning and 232.9 MB in the end (delta: -128.3 MB). Peak memory consumption was 138.0 MB. Max. memory is 16.1 GB. * Witness Printer took 275.35 ms. Allocated memory is still 425.7 MB. Free memory was 232.9 MB in the beginning and 206.7 MB in the end (delta: 26.2 MB). Peak memory consumption was 25.2 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 || 0 <= a23 + 41) || 140 < a29) || !(a4 == 1)) || (a29 <= 130 && a25 == 12) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((a25 <= 10 || 0 <= a23 + 41) || 140 < a29) || !(a4 == 1)) || (a29 <= 130 && a25 == 12) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 284 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.4s, OverallIterations: 9, TraceHistogramMax: 4, AutomataDifference: 16.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1920 SDtfs, 1418 SDslu, 201 SDs, 0 SdLazy, 4785 SolverSat, 1165 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 12.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 300 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5208occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 9 MinimizatonAttempts, 1512 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 61 NumberOfFragments, 47 HoareAnnotationTreeSize, 3 FomulaSimplifications, 872 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2272 NumberOfCodeBlocks, 2272 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2262 ConstructedInterpolants, 0 QuantifiedInterpolants, 1763129 SizeOfPredicates, 1 NumberOfNonLiveVariables, 400 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 1627/1755 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...