./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa --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 b0d31ac0a4760541f0d40c4e2a162c7e746a87cea96b874d39053630478d669b --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:41:55,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:41:55,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:41:55,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:41:55,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:41:55,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:41:55,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:41:55,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:41:55,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:41:55,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:41:55,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:41:55,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:41:55,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:41:55,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:41:55,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:41:55,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:41:55,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:41:55,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:41:55,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:41:55,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:41:55,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:41:55,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:41:55,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:41:55,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:41:55,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:41:55,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:41:55,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:41:55,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:41:55,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:41:55,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:41:55,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:41:55,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:41:55,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:41:55,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:41:55,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:41:55,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:41:55,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:41:55,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:41:55,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:41:55,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:41:55,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:41:55,428 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-06 19:41:55,445 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:41:55,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:41:55,445 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:41:55,446 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:41:55,446 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:41:55,446 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:41:55,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:41:55,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:41:55,447 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:41:55,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:41:55,447 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:41:55,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:41:55,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:41:55,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:41:55,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 19:41:55,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:41:55,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 19:41:55,448 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:41:55,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:41:55,448 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:41:55,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 19:41:55,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:41:55,448 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:41:55,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:41:55,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:41:55,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:41:55,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:41:55,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 19:41:55,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:41:55,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 19:41:55,449 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 19:41:55,449 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 19:41:55,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 19:41:55,450 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:41:55,450 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_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0d31ac0a4760541f0d40c4e2a162c7e746a87cea96b874d39053630478d669b [2021-12-06 19:41:55,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:41:55,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:41:55,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:41:55,657 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:41:55,657 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:41:55,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/eca-rers2012/Problem15_label11.c [2021-12-06 19:41:55,701 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/data/7e1052918/64913f3f675a47ed921491b2eb7c5866/FLAG1a7875c48 [2021-12-06 19:41:56,181 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:41:56,182 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/sv-benchmarks/c/eca-rers2012/Problem15_label11.c [2021-12-06 19:41:56,195 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/data/7e1052918/64913f3f675a47ed921491b2eb7c5866/FLAG1a7875c48 [2021-12-06 19:41:56,691 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/data/7e1052918/64913f3f675a47ed921491b2eb7c5866 [2021-12-06 19:41:56,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:41:56,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:41:56,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:41:56,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:41:56,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:41:56,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:41:56" (1/1) ... [2021-12-06 19:41:56,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@741ca5fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:56, skipping insertion in model container [2021-12-06 19:41:56,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:41:56" (1/1) ... [2021-12-06 19:41:56,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:41:56,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:41:56,941 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/sv-benchmarks/c/eca-rers2012/Problem15_label11.c[6732,6745] [2021-12-06 19:41:57,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:41:57,234 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:41:57,261 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/sv-benchmarks/c/eca-rers2012/Problem15_label11.c[6732,6745] [2021-12-06 19:41:57,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:41:57,482 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:41:57,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:57 WrapperNode [2021-12-06 19:41:57,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:41:57,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:41:57,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:41:57,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:41:57,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:57" (1/1) ... [2021-12-06 19:41:57,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:57" (1/1) ... [2021-12-06 19:41:57,633 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-12-06 19:41:57,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:41:57,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:41:57,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:41:57,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:41:57,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:57" (1/1) ... [2021-12-06 19:41:57,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:57" (1/1) ... [2021-12-06 19:41:57,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:57" (1/1) ... [2021-12-06 19:41:57,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:57" (1/1) ... [2021-12-06 19:41:57,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:57" (1/1) ... [2021-12-06 19:41:57,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:57" (1/1) ... [2021-12-06 19:41:57,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:57" (1/1) ... [2021-12-06 19:41:57,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:41:57,773 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:41:57,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:41:57,774 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:41:57,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:57" (1/1) ... [2021-12-06 19:41:57,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:41:57,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:41:57,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 19:41:57,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 19:41:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 19:41:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 19:41:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:41:57,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:41:57,894 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:41:57,895 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:41:59,762 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:41:59,772 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:41:59,772 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 19:41:59,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:41:59 BoogieIcfgContainer [2021-12-06 19:41:59,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:41:59,776 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 19:41:59,776 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 19:41:59,779 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 19:41:59,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 07:41:56" (1/3) ... [2021-12-06 19:41:59,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@400f2b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:41:59, skipping insertion in model container [2021-12-06 19:41:59,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:41:57" (2/3) ... [2021-12-06 19:41:59,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@400f2b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:41:59, skipping insertion in model container [2021-12-06 19:41:59,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:41:59" (3/3) ... [2021-12-06 19:41:59,781 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label11.c [2021-12-06 19:41:59,784 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 19:41:59,784 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 19:41:59,821 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 19:41:59,826 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 19:41:59,827 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 19:41:59,844 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:41:59,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-12-06 19:41:59,850 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:41:59,851 INFO L514 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] [2021-12-06 19:41:59,851 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:41:59,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:41:59,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1246856209, now seen corresponding path program 1 times [2021-12-06 19:41:59,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:41:59,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736640676] [2021-12-06 19:41:59,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:41:59,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:41:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:00,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:42:00,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:00,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736640676] [2021-12-06 19:42:00,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736640676] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:00,069 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:00,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 19:42:00,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918101241] [2021-12-06 19:42:00,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:00,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:00,074 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:00,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:00,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:00,098 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:02,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:02,270 INFO L93 Difference]: Finished difference Result 1197 states and 2163 transitions. [2021-12-06 19:42:02,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:02,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-12-06 19:42:02,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:02,285 INFO L225 Difference]: With dead ends: 1197 [2021-12-06 19:42:02,285 INFO L226 Difference]: Without dead ends: 694 [2021-12-06 19:42:02,288 INFO L932 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 [2021-12-06 19:42:02,291 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 363 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1090 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 1394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 1090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:02,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [363 Valid, 114 Invalid, 1394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 1090 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-12-06 19:42:02,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2021-12-06 19:42:02,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 684. [2021-12-06 19:42:02,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 684 states, 683 states have (on average 1.718887262079063) internal successors, (1174), 683 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:02,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 1174 transitions. [2021-12-06 19:42:02,349 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 1174 transitions. Word has length 55 [2021-12-06 19:42:02,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:02,350 INFO L470 AbstractCegarLoop]: Abstraction has 684 states and 1174 transitions. [2021-12-06 19:42:02,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:02,350 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1174 transitions. [2021-12-06 19:42:02,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-12-06 19:42:02,354 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:02,354 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:02,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 19:42:02,355 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:02,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:02,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1666804951, now seen corresponding path program 1 times [2021-12-06 19:42:02,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:02,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992749071] [2021-12-06 19:42:02,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:02,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:02,466 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:42:02,466 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:02,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992749071] [2021-12-06 19:42:02,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992749071] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:02,467 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:02,467 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 19:42:02,467 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496166007] [2021-12-06 19:42:02,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:02,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:02,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:02,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:02,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:02,469 INFO L87 Difference]: Start difference. First operand 684 states and 1174 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 2 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:04,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:04,213 INFO L93 Difference]: Finished difference Result 1681 states and 2896 transitions. [2021-12-06 19:42:04,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:04,214 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 2 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 120 [2021-12-06 19:42:04,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:04,221 INFO L225 Difference]: With dead ends: 1681 [2021-12-06 19:42:04,221 INFO L226 Difference]: Without dead ends: 999 [2021-12-06 19:42:04,222 INFO L932 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 [2021-12-06 19:42:04,224 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 254 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1022 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:04,225 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 226 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1022 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-12-06 19:42:04,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 999 states. [2021-12-06 19:42:04,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 999 to 989. [2021-12-06 19:42:04,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 989 states, 988 states have (on average 1.6194331983805668) internal successors, (1600), 988 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:04,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 989 states and 1600 transitions. [2021-12-06 19:42:04,254 INFO L78 Accepts]: Start accepts. Automaton has 989 states and 1600 transitions. Word has length 120 [2021-12-06 19:42:04,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:04,254 INFO L470 AbstractCegarLoop]: Abstraction has 989 states and 1600 transitions. [2021-12-06 19:42:04,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 2 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:04,255 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1600 transitions. [2021-12-06 19:42:04,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-12-06 19:42:04,257 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:04,257 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:04,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 19:42:04,257 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:04,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:04,258 INFO L85 PathProgramCache]: Analyzing trace with hash -2119716484, now seen corresponding path program 1 times [2021-12-06 19:42:04,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:04,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980305881] [2021-12-06 19:42:04,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:04,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:04,332 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:42:04,332 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:04,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980305881] [2021-12-06 19:42:04,332 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980305881] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:04,332 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:04,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 19:42:04,333 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215819364] [2021-12-06 19:42:04,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:04,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:04,333 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:04,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:04,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:04,334 INFO L87 Difference]: Start difference. First operand 989 states and 1600 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 2 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:05,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:05,537 INFO L93 Difference]: Finished difference Result 2575 states and 4255 transitions. [2021-12-06 19:42:05,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:05,538 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 2 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 121 [2021-12-06 19:42:05,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:05,546 INFO L225 Difference]: With dead ends: 2575 [2021-12-06 19:42:05,547 INFO L226 Difference]: Without dead ends: 1588 [2021-12-06 19:42:05,548 INFO L932 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 [2021-12-06 19:42:05,549 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 284 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:05,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [284 Valid, 337 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-06 19:42:05,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1588 states. [2021-12-06 19:42:05,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1588 to 1584. [2021-12-06 19:42:05,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1584 states, 1583 states have (on average 1.3986102337334176) internal successors, (2214), 1583 states have internal predecessors, (2214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:05,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1584 states and 2214 transitions. [2021-12-06 19:42:05,586 INFO L78 Accepts]: Start accepts. Automaton has 1584 states and 2214 transitions. Word has length 121 [2021-12-06 19:42:05,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:05,587 INFO L470 AbstractCegarLoop]: Abstraction has 1584 states and 2214 transitions. [2021-12-06 19:42:05,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 2 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:05,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 2214 transitions. [2021-12-06 19:42:05,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-12-06 19:42:05,589 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:05,589 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:05,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 19:42:05,590 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:05,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:05,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1178280902, now seen corresponding path program 1 times [2021-12-06 19:42:05,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:05,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053880224] [2021-12-06 19:42:05,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:05,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:05,715 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:42:05,715 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:05,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053880224] [2021-12-06 19:42:05,715 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053880224] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:05,715 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:05,715 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:42:05,716 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653809201] [2021-12-06 19:42:05,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:05,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:42:05,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:05,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:42:05,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:42:05,717 INFO L87 Difference]: Start difference. First operand 1584 states and 2214 transitions. Second operand has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:07,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:07,652 INFO L93 Difference]: Finished difference Result 4090 states and 5888 transitions. [2021-12-06 19:42:07,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:42:07,652 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 125 [2021-12-06 19:42:07,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:07,662 INFO L225 Difference]: With dead ends: 4090 [2021-12-06 19:42:07,662 INFO L226 Difference]: Without dead ends: 2807 [2021-12-06 19:42:07,664 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:42:07,665 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 349 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 1709 mSolverCounterSat, 454 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 2163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 454 IncrementalHoareTripleChecker+Valid, 1709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:07,665 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [349 Valid, 416 Invalid, 2163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [454 Valid, 1709 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-12-06 19:42:07,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2807 states. [2021-12-06 19:42:07,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2807 to 2184. [2021-12-06 19:42:07,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2184 states, 2183 states have (on average 1.3302794319743472) internal successors, (2904), 2183 states have internal predecessors, (2904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 2184 states and 2904 transitions. [2021-12-06 19:42:07,703 INFO L78 Accepts]: Start accepts. Automaton has 2184 states and 2904 transitions. Word has length 125 [2021-12-06 19:42:07,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:07,703 INFO L470 AbstractCegarLoop]: Abstraction has 2184 states and 2904 transitions. [2021-12-06 19:42:07,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:07,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 2904 transitions. [2021-12-06 19:42:07,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2021-12-06 19:42:07,706 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:07,707 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:07,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 19:42:07,707 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:07,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:07,708 INFO L85 PathProgramCache]: Analyzing trace with hash -2088752626, now seen corresponding path program 1 times [2021-12-06 19:42:07,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:07,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476141941] [2021-12-06 19:42:07,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:07,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:07,849 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-12-06 19:42:07,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:07,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476141941] [2021-12-06 19:42:07,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476141941] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:07,850 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:07,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 19:42:07,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969411497] [2021-12-06 19:42:07,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:07,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:07,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:07,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:07,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:07,851 INFO L87 Difference]: Start difference. First operand 2184 states and 2904 transitions. Second operand has 3 states, 3 states have (on average 91.33333333333333) internal successors, (274), 2 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:09,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:09,307 INFO L93 Difference]: Finished difference Result 5868 states and 7890 transitions. [2021-12-06 19:42:09,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:09,308 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.33333333333333) internal successors, (274), 2 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 325 [2021-12-06 19:42:09,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:09,325 INFO L225 Difference]: With dead ends: 5868 [2021-12-06 19:42:09,325 INFO L226 Difference]: Without dead ends: 3686 [2021-12-06 19:42:09,328 INFO L932 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 [2021-12-06 19:42:09,329 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 43 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:09,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 317 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-06 19:42:09,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3686 states. [2021-12-06 19:42:09,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3686 to 3684. [2021-12-06 19:42:09,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3684 states, 3683 states have (on average 1.25821341297855) internal successors, (4634), 3683 states have internal predecessors, (4634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:09,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 3684 states and 4634 transitions. [2021-12-06 19:42:09,389 INFO L78 Accepts]: Start accepts. Automaton has 3684 states and 4634 transitions. Word has length 325 [2021-12-06 19:42:09,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:09,390 INFO L470 AbstractCegarLoop]: Abstraction has 3684 states and 4634 transitions. [2021-12-06 19:42:09,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.33333333333333) internal successors, (274), 2 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:09,390 INFO L276 IsEmpty]: Start isEmpty. Operand 3684 states and 4634 transitions. [2021-12-06 19:42:09,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-12-06 19:42:09,395 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:09,395 INFO L514 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:09,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 19:42:09,396 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:09,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:09,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1998947477, now seen corresponding path program 1 times [2021-12-06 19:42:09,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:09,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573367730] [2021-12-06 19:42:09,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:09,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:09,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:09,568 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-12-06 19:42:09,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:09,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573367730] [2021-12-06 19:42:09,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573367730] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:09,568 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:09,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 19:42:09,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955102150] [2021-12-06 19:42:09,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:09,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:09,570 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:09,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:09,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:09,571 INFO L87 Difference]: Start difference. First operand 3684 states and 4634 transitions. Second operand has 3 states, 3 states have (on average 107.0) internal successors, (321), 2 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:10,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:10,907 INFO L93 Difference]: Finished difference Result 7665 states and 9577 transitions. [2021-12-06 19:42:10,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:10,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.0) internal successors, (321), 2 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 373 [2021-12-06 19:42:10,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:10,930 INFO L225 Difference]: With dead ends: 7665 [2021-12-06 19:42:10,930 INFO L226 Difference]: Without dead ends: 3983 [2021-12-06 19:42:10,932 INFO L932 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 [2021-12-06 19:42:10,933 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:10,933 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-12-06 19:42:10,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3983 states. [2021-12-06 19:42:10,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3983 to 3983. [2021-12-06 19:42:10,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3983 states, 3982 states have (on average 1.2403314917127073) internal successors, (4939), 3982 states have internal predecessors, (4939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:10,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3983 states and 4939 transitions. [2021-12-06 19:42:10,984 INFO L78 Accepts]: Start accepts. Automaton has 3983 states and 4939 transitions. Word has length 373 [2021-12-06 19:42:10,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:10,984 INFO L470 AbstractCegarLoop]: Abstraction has 3983 states and 4939 transitions. [2021-12-06 19:42:10,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.0) internal successors, (321), 2 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:10,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 4939 transitions. [2021-12-06 19:42:10,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2021-12-06 19:42:10,991 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:10,991 INFO L514 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:10,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 19:42:10,991 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:10,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:10,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1174077085, now seen corresponding path program 1 times [2021-12-06 19:42:10,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:10,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406729765] [2021-12-06 19:42:10,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:10,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:11,119 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-12-06 19:42:11,120 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:11,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406729765] [2021-12-06 19:42:11,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406729765] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:11,120 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:11,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:42:11,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251132273] [2021-12-06 19:42:11,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:11,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:11,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:11,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:11,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:11,121 INFO L87 Difference]: Start difference. First operand 3983 states and 4939 transitions. Second operand has 3 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:12,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:12,920 INFO L93 Difference]: Finished difference Result 8861 states and 11333 transitions. [2021-12-06 19:42:12,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:12,921 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 416 [2021-12-06 19:42:12,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:12,939 INFO L225 Difference]: With dead ends: 8861 [2021-12-06 19:42:12,939 INFO L226 Difference]: Without dead ends: 5179 [2021-12-06 19:42:12,942 INFO L932 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 [2021-12-06 19:42:12,943 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 259 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:12,943 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [259 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-12-06 19:42:12,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5179 states. [2021-12-06 19:42:12,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5179 to 3381. [2021-12-06 19:42:12,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.26301775147929) internal successors, (4269), 3380 states have internal predecessors, (4269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:12,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4269 transitions. [2021-12-06 19:42:12,992 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4269 transitions. Word has length 416 [2021-12-06 19:42:12,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:12,992 INFO L470 AbstractCegarLoop]: Abstraction has 3381 states and 4269 transitions. [2021-12-06 19:42:12,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:12,993 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4269 transitions. [2021-12-06 19:42:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2021-12-06 19:42:12,995 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:12,996 INFO L514 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:12,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-06 19:42:12,996 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:12,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:12,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1674238342, now seen corresponding path program 1 times [2021-12-06 19:42:12,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:12,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829248714] [2021-12-06 19:42:12,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:12,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 19:42:13,196 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:13,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829248714] [2021-12-06 19:42:13,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829248714] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:13,196 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:13,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:42:13,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032814588] [2021-12-06 19:42:13,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:13,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:42:13,197 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:13,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:42:13,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:42:13,198 INFO L87 Difference]: Start difference. First operand 3381 states and 4269 transitions. Second operand has 5 states, 5 states have (on average 84.0) internal successors, (420), 5 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:15,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:15,085 INFO L93 Difference]: Finished difference Result 8297 states and 10744 transitions. [2021-12-06 19:42:15,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:42:15,085 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 84.0) internal successors, (420), 5 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 420 [2021-12-06 19:42:15,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:15,103 INFO L225 Difference]: With dead ends: 8297 [2021-12-06 19:42:15,103 INFO L226 Difference]: Without dead ends: 5217 [2021-12-06 19:42:15,105 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:42:15,106 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 387 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 525 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 387 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 2071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 525 IncrementalHoareTripleChecker+Valid, 1546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:15,106 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [387 Valid, 379 Invalid, 2071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [525 Valid, 1546 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-12-06 19:42:15,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5217 states. [2021-12-06 19:42:15,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5217 to 4878. [2021-12-06 19:42:15,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4878 states, 4877 states have (on average 1.2259585810949354) internal successors, (5979), 4877 states have internal predecessors, (5979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:15,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 4878 states and 5979 transitions. [2021-12-06 19:42:15,165 INFO L78 Accepts]: Start accepts. Automaton has 4878 states and 5979 transitions. Word has length 420 [2021-12-06 19:42:15,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:15,165 INFO L470 AbstractCegarLoop]: Abstraction has 4878 states and 5979 transitions. [2021-12-06 19:42:15,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 84.0) internal successors, (420), 5 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:15,165 INFO L276 IsEmpty]: Start isEmpty. Operand 4878 states and 5979 transitions. [2021-12-06 19:42:15,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-12-06 19:42:15,169 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:15,169 INFO L514 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:15,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-06 19:42:15,169 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:15,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:15,170 INFO L85 PathProgramCache]: Analyzing trace with hash 381390040, now seen corresponding path program 1 times [2021-12-06 19:42:15,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:15,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758678921] [2021-12-06 19:42:15,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:15,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-12-06 19:42:15,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:15,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758678921] [2021-12-06 19:42:15,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758678921] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:15,289 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:15,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:42:15,289 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473301448] [2021-12-06 19:42:15,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:15,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:15,290 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:15,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:15,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:15,290 INFO L87 Difference]: Start difference. First operand 4878 states and 5979 transitions. Second operand has 3 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:16,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:16,579 INFO L93 Difference]: Finished difference Result 10952 states and 13771 transitions. [2021-12-06 19:42:16,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:16,580 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 432 [2021-12-06 19:42:16,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:16,600 INFO L225 Difference]: With dead ends: 10952 [2021-12-06 19:42:16,600 INFO L226 Difference]: Without dead ends: 6375 [2021-12-06 19:42:16,603 INFO L932 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 [2021-12-06 19:42:16,604 INFO L933 BasicCegarLoop]: 580 mSDtfsCounter, 273 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 881 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:16,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [273 Valid, 619 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 881 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-06 19:42:16,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6375 states. [2021-12-06 19:42:16,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6375 to 6374. [2021-12-06 19:42:16,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6374 states, 6373 states have (on average 1.198022909147968) internal successors, (7635), 6373 states have internal predecessors, (7635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:16,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6374 states to 6374 states and 7635 transitions. [2021-12-06 19:42:16,674 INFO L78 Accepts]: Start accepts. Automaton has 6374 states and 7635 transitions. Word has length 432 [2021-12-06 19:42:16,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:16,674 INFO L470 AbstractCegarLoop]: Abstraction has 6374 states and 7635 transitions. [2021-12-06 19:42:16,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:16,675 INFO L276 IsEmpty]: Start isEmpty. Operand 6374 states and 7635 transitions. [2021-12-06 19:42:16,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2021-12-06 19:42:16,680 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:16,680 INFO L514 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:16,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-06 19:42:16,680 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:16,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:16,681 INFO L85 PathProgramCache]: Analyzing trace with hash -1616945835, now seen corresponding path program 1 times [2021-12-06 19:42:16,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:16,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066624241] [2021-12-06 19:42:16,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:16,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:16,822 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2021-12-06 19:42:16,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:16,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066624241] [2021-12-06 19:42:16,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066624241] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:16,822 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:16,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:42:16,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895076768] [2021-12-06 19:42:16,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:16,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:16,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:16,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:16,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:16,824 INFO L87 Difference]: Start difference. First operand 6374 states and 7635 transitions. Second operand has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:18,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:18,690 INFO L93 Difference]: Finished difference Result 16633 states and 20159 transitions. [2021-12-06 19:42:18,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:18,691 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 529 [2021-12-06 19:42:18,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:18,711 INFO L225 Difference]: With dead ends: 16633 [2021-12-06 19:42:18,711 INFO L226 Difference]: Without dead ends: 10560 [2021-12-06 19:42:18,716 INFO L932 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 [2021-12-06 19:42:18,716 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 285 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 956 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 1154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:18,717 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [285 Valid, 263 Invalid, 1154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 956 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-12-06 19:42:18,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10560 states. [2021-12-06 19:42:18,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10560 to 8467. [2021-12-06 19:42:18,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8467 states, 8466 states have (on average 1.1961965509095205) internal successors, (10127), 8466 states have internal predecessors, (10127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:18,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8467 states to 8467 states and 10127 transitions. [2021-12-06 19:42:18,814 INFO L78 Accepts]: Start accepts. Automaton has 8467 states and 10127 transitions. Word has length 529 [2021-12-06 19:42:18,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:18,814 INFO L470 AbstractCegarLoop]: Abstraction has 8467 states and 10127 transitions. [2021-12-06 19:42:18,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:18,815 INFO L276 IsEmpty]: Start isEmpty. Operand 8467 states and 10127 transitions. [2021-12-06 19:42:18,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2021-12-06 19:42:18,819 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:18,820 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:18,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-06 19:42:18,820 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:18,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:18,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1652572232, now seen corresponding path program 1 times [2021-12-06 19:42:18,821 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:18,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826657507] [2021-12-06 19:42:18,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:18,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:18,949 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 456 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2021-12-06 19:42:18,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:18,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826657507] [2021-12-06 19:42:18,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826657507] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:18,950 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:18,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:42:18,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227383237] [2021-12-06 19:42:18,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:18,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:18,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:18,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:18,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:18,951 INFO L87 Difference]: Start difference. First operand 8467 states and 10127 transitions. Second operand has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:20,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:20,725 INFO L93 Difference]: Finished difference Result 19937 states and 23976 transitions. [2021-12-06 19:42:20,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:20,726 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 546 [2021-12-06 19:42:20,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:20,739 INFO L225 Difference]: With dead ends: 19937 [2021-12-06 19:42:20,739 INFO L226 Difference]: Without dead ends: 11771 [2021-12-06 19:42:20,744 INFO L932 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 [2021-12-06 19:42:20,745 INFO L933 BasicCegarLoop]: 587 mSDtfsCounter, 243 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 1041 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 1197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:20,745 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [243 Valid, 621 Invalid, 1197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1041 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-12-06 19:42:20,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11771 states. [2021-12-06 19:42:20,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11771 to 11759. [2021-12-06 19:42:20,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11759 states, 11758 states have (on average 1.173924136757952) internal successors, (13803), 11758 states have internal predecessors, (13803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:20,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11759 states to 11759 states and 13803 transitions. [2021-12-06 19:42:20,854 INFO L78 Accepts]: Start accepts. Automaton has 11759 states and 13803 transitions. Word has length 546 [2021-12-06 19:42:20,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:20,855 INFO L470 AbstractCegarLoop]: Abstraction has 11759 states and 13803 transitions. [2021-12-06 19:42:20,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:20,855 INFO L276 IsEmpty]: Start isEmpty. Operand 11759 states and 13803 transitions. [2021-12-06 19:42:20,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2021-12-06 19:42:20,860 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:20,861 INFO L514 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:20,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-06 19:42:20,861 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:20,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:20,861 INFO L85 PathProgramCache]: Analyzing trace with hash -889884113, now seen corresponding path program 1 times [2021-12-06 19:42:20,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:20,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710020052] [2021-12-06 19:42:20,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:20,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:21,039 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-12-06 19:42:21,040 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:21,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710020052] [2021-12-06 19:42:21,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710020052] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:21,040 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:21,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:42:21,040 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393826441] [2021-12-06 19:42:21,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:21,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:21,041 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:21,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:21,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:21,042 INFO L87 Difference]: Start difference. First operand 11759 states and 13803 transitions. Second operand has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:22,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:22,697 INFO L93 Difference]: Finished difference Result 23514 states and 27644 transitions. [2021-12-06 19:42:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:22,698 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 556 [2021-12-06 19:42:22,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:22,711 INFO L225 Difference]: With dead ends: 23514 [2021-12-06 19:42:22,711 INFO L226 Difference]: Without dead ends: 12056 [2021-12-06 19:42:22,718 INFO L932 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 [2021-12-06 19:42:22,719 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 465 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 845 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 1041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:22,719 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [465 Valid, 71 Invalid, 1041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 845 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-06 19:42:22,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12056 states. [2021-12-06 19:42:22,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12056 to 11757. [2021-12-06 19:42:22,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11757 states, 11756 states have (on average 1.1737835998638992) internal successors, (13799), 11756 states have internal predecessors, (13799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:22,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11757 states to 11757 states and 13799 transitions. [2021-12-06 19:42:22,831 INFO L78 Accepts]: Start accepts. Automaton has 11757 states and 13799 transitions. Word has length 556 [2021-12-06 19:42:22,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:22,831 INFO L470 AbstractCegarLoop]: Abstraction has 11757 states and 13799 transitions. [2021-12-06 19:42:22,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:22,832 INFO L276 IsEmpty]: Start isEmpty. Operand 11757 states and 13799 transitions. [2021-12-06 19:42:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 577 [2021-12-06 19:42:22,837 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:22,838 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:22,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-06 19:42:22,838 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:22,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:22,838 INFO L85 PathProgramCache]: Analyzing trace with hash 967458274, now seen corresponding path program 1 times [2021-12-06 19:42:22,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:22,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103414090] [2021-12-06 19:42:22,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:22,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:23,003 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 19:42:23,003 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:23,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103414090] [2021-12-06 19:42:23,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103414090] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:23,003 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:23,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:42:23,004 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823923782] [2021-12-06 19:42:23,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:23,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:23,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:23,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:23,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:23,005 INFO L87 Difference]: Start difference. First operand 11757 states and 13799 transitions. Second operand has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:23,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:23,974 INFO L93 Difference]: Finished difference Result 24708 states and 28972 transitions. [2021-12-06 19:42:23,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:23,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 576 [2021-12-06 19:42:23,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:23,992 INFO L225 Difference]: With dead ends: 24708 [2021-12-06 19:42:23,993 INFO L226 Difference]: Without dead ends: 13252 [2021-12-06 19:42:24,000 INFO L932 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 [2021-12-06 19:42:24,001 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 270 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:24,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [270 Valid, 324 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-12-06 19:42:24,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13252 states. [2021-12-06 19:42:24,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13252 to 9960. [2021-12-06 19:42:24,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9960 states, 9959 states have (on average 1.1905813836730594) internal successors, (11857), 9959 states have internal predecessors, (11857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:24,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9960 states to 9960 states and 11857 transitions. [2021-12-06 19:42:24,103 INFO L78 Accepts]: Start accepts. Automaton has 9960 states and 11857 transitions. Word has length 576 [2021-12-06 19:42:24,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:24,104 INFO L470 AbstractCegarLoop]: Abstraction has 9960 states and 11857 transitions. [2021-12-06 19:42:24,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:24,104 INFO L276 IsEmpty]: Start isEmpty. Operand 9960 states and 11857 transitions. [2021-12-06 19:42:24,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 583 [2021-12-06 19:42:24,110 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:24,110 INFO L514 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:24,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-06 19:42:24,110 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:24,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:24,111 INFO L85 PathProgramCache]: Analyzing trace with hash -270881818, now seen corresponding path program 1 times [2021-12-06 19:42:24,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:24,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934361348] [2021-12-06 19:42:24,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:24,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:24,320 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 414 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-12-06 19:42:24,320 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:24,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934361348] [2021-12-06 19:42:24,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934361348] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:24,321 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:24,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:42:24,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913885071] [2021-12-06 19:42:24,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:24,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:24,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:24,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:24,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:24,323 INFO L87 Difference]: Start difference. First operand 9960 states and 11857 transitions. Second operand has 3 states, 3 states have (on average 159.0) internal successors, (477), 3 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:25,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:25,926 INFO L93 Difference]: Finished difference Result 25898 states and 30912 transitions. [2021-12-06 19:42:25,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:25,927 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 159.0) internal successors, (477), 3 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 582 [2021-12-06 19:42:25,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:25,940 INFO L225 Difference]: With dead ends: 25898 [2021-12-06 19:42:25,940 INFO L226 Difference]: Without dead ends: 16239 [2021-12-06 19:42:25,947 INFO L932 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 [2021-12-06 19:42:25,947 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 223 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 983 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 1177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:25,948 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [223 Valid, 189 Invalid, 1177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 983 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-06 19:42:25,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16239 states. [2021-12-06 19:42:26,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16239 to 12053. [2021-12-06 19:42:26,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12053 states, 12052 states have (on average 1.211749087288417) internal successors, (14604), 12052 states have internal predecessors, (14604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:26,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12053 states to 12053 states and 14604 transitions. [2021-12-06 19:42:26,063 INFO L78 Accepts]: Start accepts. Automaton has 12053 states and 14604 transitions. Word has length 582 [2021-12-06 19:42:26,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:26,063 INFO L470 AbstractCegarLoop]: Abstraction has 12053 states and 14604 transitions. [2021-12-06 19:42:26,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 159.0) internal successors, (477), 3 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:26,064 INFO L276 IsEmpty]: Start isEmpty. Operand 12053 states and 14604 transitions. [2021-12-06 19:42:26,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 620 [2021-12-06 19:42:26,071 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:26,071 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 19:42:26,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-06 19:42:26,071 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:26,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:26,072 INFO L85 PathProgramCache]: Analyzing trace with hash -830480631, now seen corresponding path program 1 times [2021-12-06 19:42:26,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:26,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933808031] [2021-12-06 19:42:26,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:26,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:26,235 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 599 proven. 39 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2021-12-06 19:42:26,235 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:26,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933808031] [2021-12-06 19:42:26,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933808031] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:42:26,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1548636369] [2021-12-06 19:42:26,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:26,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:42:26,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:42:26,236 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:42:26,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 19:42:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:26,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:42:26,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:42:26,855 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-12-06 19:42:26,855 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:42:26,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1548636369] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:26,855 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:42:26,856 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-12-06 19:42:26,856 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279268212] [2021-12-06 19:42:26,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:26,857 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:26,857 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:26,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:26,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:42:26,857 INFO L87 Difference]: Start difference. First operand 12053 states and 14604 transitions. Second operand has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:28,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:28,409 INFO L93 Difference]: Finished difference Result 27095 states and 33543 transitions. [2021-12-06 19:42:28,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:28,410 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 619 [2021-12-06 19:42:28,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:28,421 INFO L225 Difference]: With dead ends: 27095 [2021-12-06 19:42:28,421 INFO L226 Difference]: Without dead ends: 15343 [2021-12-06 19:42:28,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 622 GetRequests, 618 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:42:28,427 INFO L933 BasicCegarLoop]: 595 mSDtfsCounter, 266 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 898 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 898 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:28,427 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 634 Invalid, 1124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 898 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-06 19:42:28,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15343 states. [2021-12-06 19:42:28,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15343 to 14446. [2021-12-06 19:42:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14446 states, 14445 states have (on average 1.1910695742471444) internal successors, (17205), 14445 states have internal predecessors, (17205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:28,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14446 states to 14446 states and 17205 transitions. [2021-12-06 19:42:28,556 INFO L78 Accepts]: Start accepts. Automaton has 14446 states and 17205 transitions. Word has length 619 [2021-12-06 19:42:28,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:28,557 INFO L470 AbstractCegarLoop]: Abstraction has 14446 states and 17205 transitions. [2021-12-06 19:42:28,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:28,557 INFO L276 IsEmpty]: Start isEmpty. Operand 14446 states and 17205 transitions. [2021-12-06 19:42:28,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2021-12-06 19:42:28,567 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:28,568 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:28,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 19:42:28,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-12-06 19:42:28,770 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:28,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:28,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1205457609, now seen corresponding path program 1 times [2021-12-06 19:42:28,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:28,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486989486] [2021-12-06 19:42:28,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:28,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:28,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1189 backedges. 745 proven. 39 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2021-12-06 19:42:28,987 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:28,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486989486] [2021-12-06 19:42:28,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486989486] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:42:28,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [395253674] [2021-12-06 19:42:28,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:28,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:42:28,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:42:28,988 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:42:28,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 19:42:29,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:29,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 846 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 19:42:29,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:42:29,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1189 backedges. 745 proven. 39 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2021-12-06 19:42:29,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:42:30,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1189 backedges. 745 proven. 39 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2021-12-06 19:42:30,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [395253674] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:42:30,831 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:42:30,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-12-06 19:42:30,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012580868] [2021-12-06 19:42:30,832 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:42:30,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 19:42:30,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:30,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 19:42:30,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-12-06 19:42:30,835 INFO L87 Difference]: Start difference. First operand 14446 states and 17205 transitions. Second operand has 9 states, 9 states have (on average 82.66666666666667) internal successors, (744), 8 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:35,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:35,863 INFO L93 Difference]: Finished difference Result 36223 states and 42637 transitions. [2021-12-06 19:42:35,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-06 19:42:35,864 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 82.66666666666667) internal successors, (744), 8 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 676 [2021-12-06 19:42:35,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:35,877 INFO L225 Difference]: With dead ends: 36223 [2021-12-06 19:42:35,877 INFO L226 Difference]: Without dead ends: 16839 [2021-12-06 19:42:35,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1361 GetRequests, 1347 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2021-12-06 19:42:35,886 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 2855 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 5804 mSolverCounterSat, 670 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2855 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 6474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 670 IncrementalHoareTripleChecker+Valid, 5804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:35,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2855 Valid, 236 Invalid, 6474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [670 Valid, 5804 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2021-12-06 19:42:35,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16839 states. [2021-12-06 19:42:36,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16839 to 16836. [2021-12-06 19:42:36,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16836 states, 16835 states have (on average 1.0657558657558657) internal successors, (17942), 16835 states have internal predecessors, (17942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:36,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16836 states to 16836 states and 17942 transitions. [2021-12-06 19:42:36,036 INFO L78 Accepts]: Start accepts. Automaton has 16836 states and 17942 transitions. Word has length 676 [2021-12-06 19:42:36,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:36,037 INFO L470 AbstractCegarLoop]: Abstraction has 16836 states and 17942 transitions. [2021-12-06 19:42:36,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 82.66666666666667) internal successors, (744), 8 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:36,037 INFO L276 IsEmpty]: Start isEmpty. Operand 16836 states and 17942 transitions. [2021-12-06 19:42:36,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 685 [2021-12-06 19:42:36,045 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:36,045 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:36,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 19:42:36,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-06 19:42:36,246 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:36,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:36,246 INFO L85 PathProgramCache]: Analyzing trace with hash 547646301, now seen corresponding path program 1 times [2021-12-06 19:42:36,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:36,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769656200] [2021-12-06 19:42:36,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:36,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:36,415 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2021-12-06 19:42:36,416 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:36,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769656200] [2021-12-06 19:42:36,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769656200] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:36,416 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:36,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:42:36,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694541644] [2021-12-06 19:42:36,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:36,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:36,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:36,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:36,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:36,417 INFO L87 Difference]: Start difference. First operand 16836 states and 17942 transitions. Second operand has 3 states, 3 states have (on average 140.66666666666666) internal successors, (422), 3 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:37,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:37,132 INFO L93 Difference]: Finished difference Result 35761 states and 38184 transitions. [2021-12-06 19:42:37,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:37,133 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 140.66666666666666) internal successors, (422), 3 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 684 [2021-12-06 19:42:37,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:37,151 INFO L225 Difference]: With dead ends: 35761 [2021-12-06 19:42:37,151 INFO L226 Difference]: Without dead ends: 19226 [2021-12-06 19:42:37,160 INFO L932 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 [2021-12-06 19:42:37,161 INFO L933 BasicCegarLoop]: 468 mSDtfsCounter, 225 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:37,161 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [225 Valid, 505 Invalid, 825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 727 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-06 19:42:37,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19226 states. [2021-12-06 19:42:37,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19226 to 18927. [2021-12-06 19:42:37,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18927 states, 18926 states have (on average 1.054845186515904) internal successors, (19964), 18926 states have internal predecessors, (19964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:37,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18927 states to 18927 states and 19964 transitions. [2021-12-06 19:42:37,363 INFO L78 Accepts]: Start accepts. Automaton has 18927 states and 19964 transitions. Word has length 684 [2021-12-06 19:42:37,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:37,364 INFO L470 AbstractCegarLoop]: Abstraction has 18927 states and 19964 transitions. [2021-12-06 19:42:37,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 140.66666666666666) internal successors, (422), 3 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:37,364 INFO L276 IsEmpty]: Start isEmpty. Operand 18927 states and 19964 transitions. [2021-12-06 19:42:37,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2021-12-06 19:42:37,372 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:37,372 INFO L514 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 19:42:37,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-06 19:42:37,373 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:37,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:37,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1636456743, now seen corresponding path program 1 times [2021-12-06 19:42:37,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:37,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099701270] [2021-12-06 19:42:37,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:37,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:37,577 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 292 proven. 269 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-12-06 19:42:37,577 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:37,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099701270] [2021-12-06 19:42:37,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099701270] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:42:37,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072221640] [2021-12-06 19:42:37,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:37,578 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:42:37,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:42:37,579 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:42:37,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-06 19:42:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:37,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:42:37,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:42:38,246 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 561 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-12-06 19:42:38,246 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:42:38,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1072221640] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:38,246 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:42:38,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-12-06 19:42:38,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997234930] [2021-12-06 19:42:38,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:38,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:38,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:38,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:38,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:42:38,248 INFO L87 Difference]: Start difference. First operand 18927 states and 19964 transitions. Second operand has 3 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:39,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:39,049 INFO L93 Difference]: Finished difference Result 37555 states and 39628 transitions. [2021-12-06 19:42:39,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:39,050 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 694 [2021-12-06 19:42:39,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:39,064 INFO L225 Difference]: With dead ends: 37555 [2021-12-06 19:42:39,064 INFO L226 Difference]: Without dead ends: 18929 [2021-12-06 19:42:39,073 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 697 GetRequests, 693 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:42:39,074 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 104 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 710 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 806 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:39,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [104 Valid, 395 Invalid, 806 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 710 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-12-06 19:42:39,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18929 states. [2021-12-06 19:42:39,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18929 to 18626. [2021-12-06 19:42:39,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18626 states, 18625 states have (on average 1.0488053691275168) internal successors, (19534), 18625 states have internal predecessors, (19534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:39,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18626 states to 18626 states and 19534 transitions. [2021-12-06 19:42:39,254 INFO L78 Accepts]: Start accepts. Automaton has 18626 states and 19534 transitions. Word has length 694 [2021-12-06 19:42:39,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:39,254 INFO L470 AbstractCegarLoop]: Abstraction has 18626 states and 19534 transitions. [2021-12-06 19:42:39,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:39,254 INFO L276 IsEmpty]: Start isEmpty. Operand 18626 states and 19534 transitions. [2021-12-06 19:42:39,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 733 [2021-12-06 19:42:39,279 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:39,279 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 19:42:39,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-06 19:42:39,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-12-06 19:42:39,480 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:39,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:39,480 INFO L85 PathProgramCache]: Analyzing trace with hash 696512821, now seen corresponding path program 1 times [2021-12-06 19:42:39,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:39,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492629273] [2021-12-06 19:42:39,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:39,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:39,673 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 802 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-12-06 19:42:39,673 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:39,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492629273] [2021-12-06 19:42:39,673 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492629273] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:39,674 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:39,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:42:39,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962005560] [2021-12-06 19:42:39,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:39,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:42:39,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:39,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:42:39,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:42:39,675 INFO L87 Difference]: Start difference. First operand 18626 states and 19534 transitions. Second operand has 4 states, 4 states have (on average 156.75) internal successors, (627), 4 states have internal predecessors, (627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:40,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:40,744 INFO L93 Difference]: Finished difference Result 42657 states and 44659 transitions. [2021-12-06 19:42:40,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:42:40,744 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 156.75) internal successors, (627), 4 states have internal predecessors, (627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 732 [2021-12-06 19:42:40,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:40,759 INFO L225 Difference]: With dead ends: 42657 [2021-12-06 19:42:40,759 INFO L226 Difference]: Without dead ends: 24332 [2021-12-06 19:42:40,767 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:42:40,767 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 368 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 1410 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 498 SdHoareTripleChecker+Invalid, 1537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:40,768 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [368 Valid, 498 Invalid, 1537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1410 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-12-06 19:42:40,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24332 states. [2021-12-06 19:42:40,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24332 to 22533. [2021-12-06 19:42:40,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22533 states, 22532 states have (on average 1.0431386472572342) internal successors, (23504), 22532 states have internal predecessors, (23504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:40,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22533 states to 22533 states and 23504 transitions. [2021-12-06 19:42:40,974 INFO L78 Accepts]: Start accepts. Automaton has 22533 states and 23504 transitions. Word has length 732 [2021-12-06 19:42:40,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:40,975 INFO L470 AbstractCegarLoop]: Abstraction has 22533 states and 23504 transitions. [2021-12-06 19:42:40,975 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 156.75) internal successors, (627), 4 states have internal predecessors, (627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:40,975 INFO L276 IsEmpty]: Start isEmpty. Operand 22533 states and 23504 transitions. [2021-12-06 19:42:40,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 747 [2021-12-06 19:42:40,984 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:40,984 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:40,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-12-06 19:42:40,984 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:40,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:40,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1684182335, now seen corresponding path program 1 times [2021-12-06 19:42:40,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:40,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992671506] [2021-12-06 19:42:40,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:40,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:41,209 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 563 proven. 188 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-12-06 19:42:41,209 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:41,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992671506] [2021-12-06 19:42:41,210 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992671506] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:42:41,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002014725] [2021-12-06 19:42:41,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:41,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:42:41,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:42:41,211 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:42:41,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-06 19:42:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:41,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 896 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:42:41,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:42:45,197 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 726 trivial. 0 not checked. [2021-12-06 19:42:45,197 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:42:45,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002014725] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:45,197 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:42:45,198 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-12-06 19:42:45,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180699900] [2021-12-06 19:42:45,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:45,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:45,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:45,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:45,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:42:45,199 INFO L87 Difference]: Start difference. First operand 22533 states and 23504 transitions. Second operand has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:45,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:45,254 INFO L93 Difference]: Finished difference Result 23437 states and 24418 transitions. [2021-12-06 19:42:45,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:45,254 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 746 [2021-12-06 19:42:45,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:45,270 INFO L225 Difference]: With dead ends: 23437 [2021-12-06 19:42:45,270 INFO L226 Difference]: Without dead ends: 23435 [2021-12-06 19:42:45,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 749 GetRequests, 745 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:42:45,274 INFO L933 BasicCegarLoop]: 485 mSDtfsCounter, 255 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 785 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:45,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [255 Valid, 523 Invalid, 785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 785 Unchecked, 0.0s Time] [2021-12-06 19:42:45,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23435 states. [2021-12-06 19:42:45,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23435 to 22234. [2021-12-06 19:42:45,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22234 states, 22233 states have (on average 1.042819232672154) internal successors, (23185), 22233 states have internal predecessors, (23185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:45,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22234 states to 22234 states and 23185 transitions. [2021-12-06 19:42:45,462 INFO L78 Accepts]: Start accepts. Automaton has 22234 states and 23185 transitions. Word has length 746 [2021-12-06 19:42:45,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:45,463 INFO L470 AbstractCegarLoop]: Abstraction has 22234 states and 23185 transitions. [2021-12-06 19:42:45,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:45,463 INFO L276 IsEmpty]: Start isEmpty. Operand 22234 states and 23185 transitions. [2021-12-06 19:42:45,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2021-12-06 19:42:45,478 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:45,478 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:45,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-12-06 19:42:45,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:42:45,680 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:45,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:45,682 INFO L85 PathProgramCache]: Analyzing trace with hash 341621360, now seen corresponding path program 1 times [2021-12-06 19:42:45,683 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:45,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478220566] [2021-12-06 19:42:45,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:45,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:45,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1385 backedges. 803 proven. 0 refuted. 0 times theorem prover too weak. 582 trivial. 0 not checked. [2021-12-06 19:42:45,966 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:45,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478220566] [2021-12-06 19:42:45,967 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478220566] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:45,967 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:45,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:42:45,967 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530333470] [2021-12-06 19:42:45,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:45,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:42:45,968 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:45,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:42:45,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:42:45,968 INFO L87 Difference]: Start difference. First operand 22234 states and 23185 transitions. Second operand has 4 states, 4 states have (on average 130.0) internal successors, (520), 4 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:46,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:46,904 INFO L93 Difference]: Finished difference Result 44956 states and 46868 transitions. [2021-12-06 19:42:46,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:42:46,905 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 130.0) internal successors, (520), 4 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 865 [2021-12-06 19:42:46,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:46,921 INFO L225 Difference]: With dead ends: 44956 [2021-12-06 19:42:46,921 INFO L226 Difference]: Without dead ends: 23023 [2021-12-06 19:42:46,930 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:42:46,931 INFO L933 BasicCegarLoop]: 485 mSDtfsCounter, 314 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 1141 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 627 SdHoareTripleChecker+Invalid, 1217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:46,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [314 Valid, 627 Invalid, 1217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1141 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-12-06 19:42:46,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23023 states. [2021-12-06 19:42:47,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23023 to 22834. [2021-12-06 19:42:47,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22834 states, 22833 states have (on average 1.041869224368239) internal successors, (23789), 22833 states have internal predecessors, (23789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:47,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22834 states to 22834 states and 23789 transitions. [2021-12-06 19:42:47,141 INFO L78 Accepts]: Start accepts. Automaton has 22834 states and 23789 transitions. Word has length 865 [2021-12-06 19:42:47,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:47,142 INFO L470 AbstractCegarLoop]: Abstraction has 22834 states and 23789 transitions. [2021-12-06 19:42:47,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 130.0) internal successors, (520), 4 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:47,142 INFO L276 IsEmpty]: Start isEmpty. Operand 22834 states and 23789 transitions. [2021-12-06 19:42:47,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 896 [2021-12-06 19:42:47,154 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:47,155 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:47,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-12-06 19:42:47,155 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:47,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:47,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1669164797, now seen corresponding path program 1 times [2021-12-06 19:42:47,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:47,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053564574] [2021-12-06 19:42:47,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:47,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:47,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1763 backedges. 1068 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2021-12-06 19:42:47,427 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:47,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053564574] [2021-12-06 19:42:47,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053564574] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:47,427 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:47,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:42:47,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725665156] [2021-12-06 19:42:47,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:47,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:47,428 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:47,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:47,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:47,429 INFO L87 Difference]: Start difference. First operand 22834 states and 23789 transitions. Second operand has 3 states, 3 states have (on average 156.0) internal successors, (468), 3 states have internal predecessors, (468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:48,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:48,274 INFO L93 Difference]: Finished difference Result 45663 states and 47588 transitions. [2021-12-06 19:42:48,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:48,274 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 156.0) internal successors, (468), 3 states have internal predecessors, (468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 895 [2021-12-06 19:42:48,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:48,291 INFO L225 Difference]: With dead ends: 45663 [2021-12-06 19:42:48,291 INFO L226 Difference]: Without dead ends: 23130 [2021-12-06 19:42:48,302 INFO L932 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 [2021-12-06 19:42:48,303 INFO L933 BasicCegarLoop]: 428 mSDtfsCounter, 246 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 720 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:48,303 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [246 Valid, 454 Invalid, 821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 720 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-12-06 19:42:48,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23130 states. [2021-12-06 19:42:48,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23130 to 21634. [2021-12-06 19:42:48,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21634 states, 21633 states have (on average 1.0413719779965793) internal successors, (22528), 21633 states have internal predecessors, (22528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:48,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21634 states to 21634 states and 22528 transitions. [2021-12-06 19:42:48,515 INFO L78 Accepts]: Start accepts. Automaton has 21634 states and 22528 transitions. Word has length 895 [2021-12-06 19:42:48,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:48,516 INFO L470 AbstractCegarLoop]: Abstraction has 21634 states and 22528 transitions. [2021-12-06 19:42:48,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 156.0) internal successors, (468), 3 states have internal predecessors, (468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:48,516 INFO L276 IsEmpty]: Start isEmpty. Operand 21634 states and 22528 transitions. [2021-12-06 19:42:48,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2021-12-06 19:42:48,529 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:48,529 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:48,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-12-06 19:42:48,530 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:48,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:48,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1629824559, now seen corresponding path program 1 times [2021-12-06 19:42:48,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:48,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229205564] [2021-12-06 19:42:48,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:48,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:48,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1484 backedges. 871 proven. 531 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-12-06 19:42:48,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:48,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229205564] [2021-12-06 19:42:48,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229205564] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:42:48,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1418393041] [2021-12-06 19:42:48,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:48,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:42:48,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:42:48,855 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:42:48,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-06 19:42:49,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:49,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 1065 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 19:42:49,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:42:49,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1484 backedges. 1092 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-12-06 19:42:49,600 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:42:49,601 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1418393041] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:49,601 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:42:49,601 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2021-12-06 19:42:49,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116415323] [2021-12-06 19:42:49,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:49,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:49,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:49,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:49,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-12-06 19:42:49,602 INFO L87 Difference]: Start difference. First operand 21634 states and 22528 transitions. Second operand has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:50,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:50,401 INFO L93 Difference]: Finished difference Result 42666 states and 44447 transitions. [2021-12-06 19:42:50,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:50,401 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 900 [2021-12-06 19:42:50,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:50,415 INFO L225 Difference]: With dead ends: 42666 [2021-12-06 19:42:50,415 INFO L226 Difference]: Without dead ends: 21333 [2021-12-06 19:42:50,422 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 909 GetRequests, 902 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-12-06 19:42:50,423 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 226 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 721 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:50,423 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [226 Valid, 461 Invalid, 798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 721 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-12-06 19:42:50,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21333 states. [2021-12-06 19:42:50,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21333 to 21333. [2021-12-06 19:42:50,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21333 states, 21332 states have (on average 1.0318769923120195) internal successors, (22012), 21332 states have internal predecessors, (22012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:50,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21333 states to 21333 states and 22012 transitions. [2021-12-06 19:42:50,607 INFO L78 Accepts]: Start accepts. Automaton has 21333 states and 22012 transitions. Word has length 900 [2021-12-06 19:42:50,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:50,607 INFO L470 AbstractCegarLoop]: Abstraction has 21333 states and 22012 transitions. [2021-12-06 19:42:50,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:50,607 INFO L276 IsEmpty]: Start isEmpty. Operand 21333 states and 22012 transitions. [2021-12-06 19:42:50,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 920 [2021-12-06 19:42:50,619 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:50,620 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:50,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-12-06 19:42:50,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:42:50,822 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:50,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:50,823 INFO L85 PathProgramCache]: Analyzing trace with hash -470354541, now seen corresponding path program 1 times [2021-12-06 19:42:50,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:50,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206275506] [2021-12-06 19:42:50,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:50,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:51,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 855 proven. 0 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2021-12-06 19:42:51,191 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:51,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206275506] [2021-12-06 19:42:51,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206275506] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:51,191 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:51,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:42:51,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601321888] [2021-12-06 19:42:51,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:51,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:42:51,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:51,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:42:51,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:42:51,193 INFO L87 Difference]: Start difference. First operand 21333 states and 22012 transitions. Second operand has 5 states, 5 states have (on average 104.4) internal successors, (522), 5 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:52,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:52,566 INFO L93 Difference]: Finished difference Result 44646 states and 46038 transitions. [2021-12-06 19:42:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 19:42:52,567 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 104.4) internal successors, (522), 5 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 919 [2021-12-06 19:42:52,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:52,586 INFO L225 Difference]: With dead ends: 44646 [2021-12-06 19:42:52,586 INFO L226 Difference]: Without dead ends: 23614 [2021-12-06 19:42:52,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:42:52,597 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 632 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 2050 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 617 SdHoareTripleChecker+Invalid, 2181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 2050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:52,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [632 Valid, 617 Invalid, 2181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 2050 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-06 19:42:52,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23614 states. [2021-12-06 19:42:52,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23614 to 21333. [2021-12-06 19:42:52,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21333 states, 21332 states have (on average 1.0318301143821489) internal successors, (22011), 21332 states have internal predecessors, (22011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:52,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21333 states to 21333 states and 22011 transitions. [2021-12-06 19:42:52,805 INFO L78 Accepts]: Start accepts. Automaton has 21333 states and 22011 transitions. Word has length 919 [2021-12-06 19:42:52,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:52,806 INFO L470 AbstractCegarLoop]: Abstraction has 21333 states and 22011 transitions. [2021-12-06 19:42:52,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 104.4) internal successors, (522), 5 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:52,806 INFO L276 IsEmpty]: Start isEmpty. Operand 21333 states and 22011 transitions. [2021-12-06 19:42:52,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 953 [2021-12-06 19:42:52,818 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:52,819 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:52,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-12-06 19:42:52,819 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:52,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:52,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1011364661, now seen corresponding path program 1 times [2021-12-06 19:42:52,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:52,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437032131] [2021-12-06 19:42:52,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:52,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:53,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1852 backedges. 1270 proven. 0 refuted. 0 times theorem prover too weak. 582 trivial. 0 not checked. [2021-12-06 19:42:53,107 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:53,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437032131] [2021-12-06 19:42:53,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437032131] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:53,107 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:53,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:42:53,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016026650] [2021-12-06 19:42:53,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:53,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:42:53,108 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:53,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:42:53,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:42:53,109 INFO L87 Difference]: Start difference. First operand 21333 states and 22011 transitions. Second operand has 5 states, 5 states have (on average 121.4) internal successors, (607), 5 states have internal predecessors, (607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:54,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:54,389 INFO L93 Difference]: Finished difference Result 43731 states and 45101 transitions. [2021-12-06 19:42:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 19:42:54,390 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 121.4) internal successors, (607), 5 states have internal predecessors, (607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 952 [2021-12-06 19:42:54,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:54,405 INFO L225 Difference]: With dead ends: 43731 [2021-12-06 19:42:54,405 INFO L226 Difference]: Without dead ends: 22699 [2021-12-06 19:42:54,414 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:42:54,414 INFO L933 BasicCegarLoop]: 487 mSDtfsCounter, 529 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 2023 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 2110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 2023 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:54,415 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [529 Valid, 636 Invalid, 2110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 2023 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-06 19:42:54,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22699 states. [2021-12-06 19:42:54,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22699 to 18630. [2021-12-06 19:42:54,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18630 states, 18629 states have (on average 1.0338182403779055) internal successors, (19259), 18629 states have internal predecessors, (19259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:54,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18630 states to 18630 states and 19259 transitions. [2021-12-06 19:42:54,597 INFO L78 Accepts]: Start accepts. Automaton has 18630 states and 19259 transitions. Word has length 952 [2021-12-06 19:42:54,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:54,598 INFO L470 AbstractCegarLoop]: Abstraction has 18630 states and 19259 transitions. [2021-12-06 19:42:54,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 121.4) internal successors, (607), 5 states have internal predecessors, (607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:54,598 INFO L276 IsEmpty]: Start isEmpty. Operand 18630 states and 19259 transitions. [2021-12-06 19:42:54,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1013 [2021-12-06 19:42:54,612 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:54,612 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:54,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-06 19:42:54,613 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:54,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:54,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1022383996, now seen corresponding path program 1 times [2021-12-06 19:42:54,613 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:54,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993063703] [2021-12-06 19:42:54,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:54,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:54,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2364 backedges. 1459 proven. 0 refuted. 0 times theorem prover too weak. 905 trivial. 0 not checked. [2021-12-06 19:42:54,847 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:54,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993063703] [2021-12-06 19:42:54,847 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993063703] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:54,847 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:54,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:42:54,847 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335884819] [2021-12-06 19:42:54,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:54,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:54,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:54,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:54,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:54,849 INFO L87 Difference]: Start difference. First operand 18630 states and 19259 transitions. Second operand has 3 states, 3 states have (on average 171.33333333333334) internal successors, (514), 3 states have internal predecessors, (514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:55,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:55,508 INFO L93 Difference]: Finished difference Result 36959 states and 38215 transitions. [2021-12-06 19:42:55,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:55,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 171.33333333333334) internal successors, (514), 3 states have internal predecessors, (514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1012 [2021-12-06 19:42:55,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:55,521 INFO L225 Difference]: With dead ends: 36959 [2021-12-06 19:42:55,521 INFO L226 Difference]: Without dead ends: 18630 [2021-12-06 19:42:55,528 INFO L932 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 [2021-12-06 19:42:55,529 INFO L933 BasicCegarLoop]: 460 mSDtfsCounter, 239 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:55,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 491 Invalid, 769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 727 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-06 19:42:55,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18630 states. [2021-12-06 19:42:55,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18630 to 18030. [2021-12-06 19:42:55,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18030 states, 18029 states have (on average 1.028454157191192) internal successors, (18542), 18029 states have internal predecessors, (18542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:55,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18030 states to 18030 states and 18542 transitions. [2021-12-06 19:42:55,692 INFO L78 Accepts]: Start accepts. Automaton has 18030 states and 18542 transitions. Word has length 1012 [2021-12-06 19:42:55,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:55,693 INFO L470 AbstractCegarLoop]: Abstraction has 18030 states and 18542 transitions. [2021-12-06 19:42:55,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 171.33333333333334) internal successors, (514), 3 states have internal predecessors, (514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:55,693 INFO L276 IsEmpty]: Start isEmpty. Operand 18030 states and 18542 transitions. [2021-12-06 19:42:55,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1014 [2021-12-06 19:42:55,706 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:55,707 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:55,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-12-06 19:42:55,707 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:55,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:55,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1553755039, now seen corresponding path program 1 times [2021-12-06 19:42:55,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:55,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507408960] [2021-12-06 19:42:55,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:55,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:55,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2359 backedges. 1295 proven. 0 refuted. 0 times theorem prover too weak. 1064 trivial. 0 not checked. [2021-12-06 19:42:55,944 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:55,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507408960] [2021-12-06 19:42:55,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507408960] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:42:55,945 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:42:55,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:42:55,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232551441] [2021-12-06 19:42:55,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:42:55,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:42:55,946 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:55,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:42:55,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:42:55,946 INFO L87 Difference]: Start difference. First operand 18030 states and 18542 transitions. Second operand has 3 states, 3 states have (on average 145.33333333333334) internal successors, (436), 3 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:56,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:42:56,621 INFO L93 Difference]: Finished difference Result 30641 states and 31385 transitions. [2021-12-06 19:42:56,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:42:56,622 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 145.33333333333334) internal successors, (436), 3 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1013 [2021-12-06 19:42:56,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:42:56,632 INFO L225 Difference]: With dead ends: 30641 [2021-12-06 19:42:56,633 INFO L226 Difference]: Without dead ends: 12912 [2021-12-06 19:42:56,639 INFO L932 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 [2021-12-06 19:42:56,639 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 323 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 704 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-06 19:42:56,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [323 Valid, 70 Invalid, 765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 704 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-06 19:42:56,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12912 states. [2021-12-06 19:42:56,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12912 to 11409. [2021-12-06 19:42:56,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11409 states, 11408 states have (on average 1.0170056100981768) internal successors, (11602), 11408 states have internal predecessors, (11602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:56,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11409 states to 11409 states and 11602 transitions. [2021-12-06 19:42:56,765 INFO L78 Accepts]: Start accepts. Automaton has 11409 states and 11602 transitions. Word has length 1013 [2021-12-06 19:42:56,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:42:56,766 INFO L470 AbstractCegarLoop]: Abstraction has 11409 states and 11602 transitions. [2021-12-06 19:42:56,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 145.33333333333334) internal successors, (436), 3 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:42:56,766 INFO L276 IsEmpty]: Start isEmpty. Operand 11409 states and 11602 transitions. [2021-12-06 19:42:56,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1167 [2021-12-06 19:42:56,788 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:42:56,788 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:42:56,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-12-06 19:42:56,789 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:42:56,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:42:56,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1574290295, now seen corresponding path program 1 times [2021-12-06 19:42:56,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:42:56,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349316088] [2021-12-06 19:42:56,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:56,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:42:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:57,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2271 backedges. 1488 proven. 187 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2021-12-06 19:42:57,230 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:42:57,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349316088] [2021-12-06 19:42:57,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349316088] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:42:57,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [929167393] [2021-12-06 19:42:57,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:42:57,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:42:57,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:42:57,231 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:42:57,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-06 19:42:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:42:57,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 1370 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:42:57,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:42:58,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2271 backedges. 999 proven. 53 refuted. 0 times theorem prover too weak. 1219 trivial. 0 not checked. [2021-12-06 19:42:58,195 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:42:58,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2271 backedges. 999 proven. 53 refuted. 0 times theorem prover too weak. 1219 trivial. 0 not checked. [2021-12-06 19:42:58,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [929167393] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:42:58,894 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:42:58,895 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 12 [2021-12-06 19:42:58,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276752818] [2021-12-06 19:42:58,895 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:42:58,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-06 19:42:58,897 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:42:58,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-06 19:42:58,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-12-06 19:42:58,898 INFO L87 Difference]: Start difference. First operand 11409 states and 11602 transitions. Second operand has 12 states, 12 states have (on average 111.08333333333333) internal successors, (1333), 12 states have internal predecessors, (1333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:43:09,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:43:09,402 INFO L93 Difference]: Finished difference Result 34979 states and 35549 transitions. [2021-12-06 19:43:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-12-06 19:43:09,402 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 111.08333333333333) internal successors, (1333), 12 states have internal predecessors, (1333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1166 [2021-12-06 19:43:09,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:43:09,416 INFO L225 Difference]: With dead ends: 34979 [2021-12-06 19:43:09,417 INFO L226 Difference]: Without dead ends: 23871 [2021-12-06 19:43:09,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2441 GetRequests, 2369 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2057 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1010, Invalid=4392, Unknown=0, NotChecked=0, Total=5402 [2021-12-06 19:43:09,423 INFO L933 BasicCegarLoop]: 73 mSDtfsCounter, 14426 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 20840 mSolverCounterSat, 957 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14426 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 21797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 957 IncrementalHoareTripleChecker+Valid, 20840 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:43:09,423 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14426 Valid, 363 Invalid, 21797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [957 Valid, 20840 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2021-12-06 19:43:09,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23871 states. [2021-12-06 19:43:09,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23871 to 11104. [2021-12-06 19:43:09,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11104 states, 11103 states have (on average 1.0133297307034135) internal successors, (11251), 11103 states have internal predecessors, (11251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:43:09,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11104 states to 11104 states and 11251 transitions. [2021-12-06 19:43:09,555 INFO L78 Accepts]: Start accepts. Automaton has 11104 states and 11251 transitions. Word has length 1166 [2021-12-06 19:43:09,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:43:09,556 INFO L470 AbstractCegarLoop]: Abstraction has 11104 states and 11251 transitions. [2021-12-06 19:43:09,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 111.08333333333333) internal successors, (1333), 12 states have internal predecessors, (1333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:43:09,556 INFO L276 IsEmpty]: Start isEmpty. Operand 11104 states and 11251 transitions. [2021-12-06 19:43:09,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1224 [2021-12-06 19:43:09,571 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:43:09,572 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:43:09,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-12-06 19:43:09,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-12-06 19:43:09,774 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:43:09,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:43:09,776 INFO L85 PathProgramCache]: Analyzing trace with hash 550818549, now seen corresponding path program 1 times [2021-12-06 19:43:09,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:43:09,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33148240] [2021-12-06 19:43:09,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:43:09,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:43:09,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:43:10,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2408 backedges. 1027 proven. 0 refuted. 0 times theorem prover too weak. 1381 trivial. 0 not checked. [2021-12-06 19:43:10,151 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:43:10,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33148240] [2021-12-06 19:43:10,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33148240] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:43:10,151 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:43:10,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:43:10,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257140403] [2021-12-06 19:43:10,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:43:10,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:43:10,153 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:43:10,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:43:10,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:43:10,153 INFO L87 Difference]: Start difference. First operand 11104 states and 11251 transitions. Second operand has 4 states, 4 states have (on average 130.0) internal successors, (520), 4 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:43:11,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:43:11,178 INFO L93 Difference]: Finished difference Result 14104 states and 14288 transitions. [2021-12-06 19:43:11,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:43:11,179 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 130.0) internal successors, (520), 4 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1223 [2021-12-06 19:43:11,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:43:11,180 INFO L225 Difference]: With dead ends: 14104 [2021-12-06 19:43:11,180 INFO L226 Difference]: Without dead ends: 0 [2021-12-06 19:43:11,183 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:43:11,183 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 396 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 1460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 1382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:43:11,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [396 Valid, 50 Invalid, 1460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-12-06 19:43:11,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-06 19:43:11,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-06 19:43:11,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:43:11,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 19:43:11,184 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1223 [2021-12-06 19:43:11,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:43:11,184 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 19:43:11,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 130.0) internal successors, (520), 4 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:43:11,184 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-06 19:43:11,184 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-06 19:43:11,186 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 19:43:11,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-12-06 19:43:11,187 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-06 19:43:53,014 WARN L227 SmtUtils]: Spent 38.89s on a formula simplification. DAG size of input: 792 DAG size of output: 766 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-12-06 19:44:32,104 WARN L227 SmtUtils]: Spent 39.09s on a formula simplification. DAG size of input: 789 DAG size of output: 766 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-12-06 19:44:41,797 WARN L227 SmtUtils]: Spent 7.02s on a formula simplification. DAG size of input: 766 DAG size of output: 186 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-12-06 19:44:48,801 WARN L227 SmtUtils]: Spent 7.00s on a formula simplification. DAG size of input: 766 DAG size of output: 186 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-12-06 19:44:48,803 INFO L858 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,803 INFO L858 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-12-06 19:44:48,804 INFO L858 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,805 INFO L858 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,806 INFO L858 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,807 INFO L858 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,808 INFO L858 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 182) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2021-12-06 19:44:48,809 INFO L858 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,810 INFO L858 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,811 INFO L858 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,812 INFO L858 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2021-12-06 19:44:48,813 INFO L858 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,814 INFO L858 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,815 INFO L858 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,816 INFO L858 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,817 INFO L858 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L854 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse36 (+ ~a4~0 86)) (.cse9 (+ ~a29~0 127))) (let ((.cse7 (<= (+ 89 ~a4~0) 0)) (.cse6 (<= 0 .cse9)) (.cse37 (<= 0 (+ ~a0~0 60))) (.cse19 (<= .cse36 0))) (let ((.cse27 (+ ~a29~0 16)) (.cse16 (or (and .cse6 .cse7) (and .cse6 .cse37 .cse19))) (.cse14 (<= 5 ~a2~0)) (.cse4 (<= ~a2~0 2)) (.cse11 (= 3 ~a2~0))) (let ((.cse15 (<= 44 ~a29~0)) (.cse3 (<= (+ ~a0~0 147) 0)) (.cse22 (or (and .cse6 .cse19 .cse11) (and .cse7 .cse11))) (.cse2 (<= 2 ~a2~0)) (.cse10 (not (= |ULTIMATE.start_calculate_output_~input#1| 4))) (.cse13 (<= (+ 98 ~a0~0) 0)) (.cse24 (or (and .cse37 .cse19 .cse4) (and .cse7 .cse4))) (.cse20 (<= (+ ~a0~0 61) 0)) (.cse28 (or (and .cse16 .cse14) (and .cse7 .cse14))) (.cse12 (< 0 (+ ~a29~0 144))) (.cse8 (= ~a2~0 1)) (.cse18 (<= ~a29~0 43)) (.cse17 (= ~a2~0 4)) (.cse21 (<= .cse27 0)) (.cse0 (< 0 .cse36)) (.cse1 (<= (+ 42 ~a4~0) 0)) (.cse25 (<= (+ ~a0~0 99) 0)) (.cse23 (<= 0 (+ 146 ~a0~0))) (.cse5 (<= 0 (+ 599999 ~a29~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse8 (<= 0 (+ 44 ~a0~0)) (<= .cse9 0)) (and .cse0 .cse1 .cse3 .cse10 .cse11) (and (<= (+ 216075 ~a0~0) 0) .cse1 .cse8 .cse12) (and .cse0 .cse1 .cse6 .cse13 .cse14) (and .cse1 .cse15 .cse3 .cse14) (and .cse1 .cse6 .cse3 .cse11) (and .cse16 .cse17 .cse18) (and .cse0 .cse1 .cse3 .cse17 .cse5) (and .cse0 .cse1 .cse3 .cse12 .cse14) (and .cse8 .cse19 .cse20) (and .cse0 .cse1 .cse13 (<= (+ ~a29~0 120873) 0) .cse11) (and (<= 0 (+ 97 ~a0~0)) .cse1 .cse8 .cse12 .cse21 .cse20) (and .cse1 .cse15 .cse3 .cse8) (and .cse22 .cse20) (and .cse1 .cse13 .cse23 .cse8 .cse18 .cse5) (and .cse22 .cse5) (and .cse7 .cse23 .cse20) (and .cse2 .cse24 .cse5) (and .cse0 .cse1 .cse25 .cse23 .cse11) (let ((.cse26 (< 0 .cse27))) (and .cse0 (or .cse10 .cse26) .cse1 (= 2 ~a2~0) .cse6 .cse13 (or .cse26 (not (= |ULTIMATE.start_calculate_output2_~input#1| 4))))) (and .cse24 .cse20) (and .cse16 .cse20) (and .cse28 .cse20) (and .cse28 .cse12) (and .cse0 .cse1 .cse6 .cse8 .cse18) (and .cse17 (or (and .cse7 (exists ((v_~a29~0_899 Int)) (let ((.cse34 (* v_~a29~0_899 9))) (let ((.cse35 (div .cse34 10))) (let ((.cse29 (+ .cse35 1))) (let ((.cse33 (mod .cse29 63))) (and (< .cse29 0) (let ((.cse31 (mod .cse35 63)) (.cse30 (= (mod .cse34 10) 0)) (.cse32 (+ ~a29~0 143))) (or (and .cse30 (not (= .cse31 0)) (<= .cse31 .cse32)) (<= .cse31 (+ ~a29~0 80)) (and (not .cse30) (<= .cse33 .cse32)))) (not (= .cse33 0))))))))) (and .cse7 .cse23)) .cse21 .cse5) (and .cse0 .cse1 .cse25 .cse23 .cse14 .cse5)))))) [2021-12-06 19:44:48,818 INFO L858 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L858 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L858 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L858 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L858 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L858 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L858 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L858 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L858 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L858 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L858 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L858 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2021-12-06 19:44:48,818 INFO L861 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,819 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L854 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse38 (+ ~a4~0 86)) (.cse9 (+ ~a29~0 127))) (let ((.cse7 (<= (+ 89 ~a4~0) 0)) (.cse6 (<= 0 .cse9)) (.cse40 (<= 0 (+ ~a0~0 60))) (.cse25 (<= .cse38 0))) (let ((.cse24 (+ ~a29~0 16)) (.cse10 (or (and .cse6 .cse7) (and .cse6 .cse40 .cse25))) (.cse18 (<= 5 ~a2~0)) (.cse4 (<= ~a2~0 2)) (.cse39 (+ ~a29~0 144)) (.cse14 (= 3 ~a2~0))) (let ((.cse11 (<= 4 ~a2~0)) (.cse13 (not (= |ULTIMATE.start_calculate_output_~input#1| 4))) (.cse19 (<= 44 ~a29~0)) (.cse3 (<= (+ ~a0~0 147) 0)) (.cse17 (<= (+ 98 ~a0~0) 0)) (.cse28 (or (and .cse6 .cse25 .cse14) (and .cse7 .cse14))) (.cse26 (<= .cse39 0)) (.cse2 (<= 2 ~a2~0)) (.cse20 (<= (+ ~a0~0 99) 0)) (.cse29 (or (and .cse40 .cse25 .cse4) (and .cse7 .cse4))) (.cse15 (<= (+ ~a0~0 61) 0)) (.cse30 (or (and .cse10 .cse18) (and .cse7 .cse18))) (.cse16 (< 0 .cse39)) (.cse0 (< 0 .cse38)) (.cse1 (<= (+ 42 ~a4~0) 0)) (.cse8 (= ~a2~0 1)) (.cse12 (<= ~a29~0 43)) (.cse22 (= ~a2~0 4)) (.cse21 (<= 0 (+ 146 ~a0~0))) (.cse27 (<= .cse24 0)) (.cse5 (<= 0 (+ 599999 ~a29~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse8 (<= 0 (+ 44 ~a0~0)) (<= .cse9 0)) (and .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse3 .cse13 .cse14) (and .cse6 .cse7 .cse15) (and (<= (+ 216075 ~a0~0) 0) .cse1 .cse8 .cse16) (and .cse0 .cse1 .cse6 .cse17 .cse18) (and .cse1 .cse19 .cse3 .cse18) (and .cse1 .cse6 .cse3 .cse14) (and .cse0 .cse1 .cse20 .cse21 (not .cse22) .cse11 .cse5) (and .cse0 .cse1 .cse3 .cse22 .cse5) (let ((.cse23 (< 0 .cse24))) (and .cse0 (or .cse13 .cse23) .cse1 .cse2 .cse6 .cse17 .cse4 (or .cse23 (not (= |ULTIMATE.start_calculate_output2_~input#1| 4))))) (and .cse0 .cse1 .cse3 .cse16 .cse18) (and .cse8 .cse25 .cse15) (and .cse0 .cse1 .cse17 (<= (+ ~a29~0 120873) 0) .cse14) (and .cse0 .cse1 .cse3 .cse14 .cse26) (and (<= 0 (+ 97 ~a0~0)) .cse1 .cse8 .cse16 .cse27 .cse15) (and .cse1 .cse19 .cse3 .cse8) (and .cse28 .cse15) (and .cse1 .cse17 .cse21 .cse8 .cse12 .cse5) (and .cse28 .cse5) (and .cse8 .cse25 .cse26) (and .cse7 .cse21 .cse15) (and .cse2 .cse29 .cse5) (and .cse0 .cse1 .cse20 .cse21 .cse14) (and .cse29 .cse15) (and .cse30 .cse15) (and .cse30 .cse16) (and .cse0 .cse1 .cse6 .cse8 .cse12) (and .cse22 (or (and .cse7 (exists ((v_~a29~0_899 Int)) (let ((.cse36 (* v_~a29~0_899 9))) (let ((.cse37 (div .cse36 10))) (let ((.cse31 (+ .cse37 1))) (let ((.cse35 (mod .cse31 63))) (and (< .cse31 0) (let ((.cse33 (mod .cse37 63)) (.cse32 (= (mod .cse36 10) 0)) (.cse34 (+ ~a29~0 143))) (or (and .cse32 (not (= .cse33 0)) (<= .cse33 .cse34)) (<= .cse33 (+ ~a29~0 80)) (and (not .cse32) (<= .cse35 .cse34)))) (not (= .cse35 0))))))))) (and .cse7 .cse21)) .cse27 .cse5)))))) [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,820 INFO L858 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-12-06 19:44:48,821 INFO L858 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-12-06 19:44:48,822 INFO L858 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,823 INFO L858 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L854 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse38 (+ ~a4~0 86)) (.cse9 (+ ~a29~0 127))) (let ((.cse7 (<= (+ 89 ~a4~0) 0)) (.cse6 (<= 0 .cse9)) (.cse40 (<= 0 (+ ~a0~0 60))) (.cse25 (<= .cse38 0))) (let ((.cse24 (+ ~a29~0 16)) (.cse10 (or (and .cse6 .cse7) (and .cse6 .cse40 .cse25))) (.cse18 (<= 5 ~a2~0)) (.cse4 (<= ~a2~0 2)) (.cse39 (+ ~a29~0 144)) (.cse14 (= 3 ~a2~0))) (let ((.cse11 (<= 4 ~a2~0)) (.cse13 (not (= |ULTIMATE.start_calculate_output_~input#1| 4))) (.cse19 (<= 44 ~a29~0)) (.cse3 (<= (+ ~a0~0 147) 0)) (.cse17 (<= (+ 98 ~a0~0) 0)) (.cse28 (or (and .cse6 .cse25 .cse14) (and .cse7 .cse14))) (.cse26 (<= .cse39 0)) (.cse2 (<= 2 ~a2~0)) (.cse20 (<= (+ ~a0~0 99) 0)) (.cse29 (or (and .cse40 .cse25 .cse4) (and .cse7 .cse4))) (.cse15 (<= (+ ~a0~0 61) 0)) (.cse30 (or (and .cse10 .cse18) (and .cse7 .cse18))) (.cse16 (< 0 .cse39)) (.cse0 (< 0 .cse38)) (.cse1 (<= (+ 42 ~a4~0) 0)) (.cse8 (= ~a2~0 1)) (.cse12 (<= ~a29~0 43)) (.cse22 (= ~a2~0 4)) (.cse21 (<= 0 (+ 146 ~a0~0))) (.cse27 (<= .cse24 0)) (.cse5 (<= 0 (+ 599999 ~a29~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse8 (<= 0 (+ 44 ~a0~0)) (<= .cse9 0)) (and .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse3 .cse13 .cse14) (and .cse6 .cse7 .cse15) (and (<= (+ 216075 ~a0~0) 0) .cse1 .cse8 .cse16) (and .cse0 .cse1 .cse6 .cse17 .cse18) (and .cse1 .cse19 .cse3 .cse18) (and .cse1 .cse6 .cse3 .cse14) (and .cse0 .cse1 .cse20 .cse21 (not .cse22) .cse11 .cse5) (and .cse0 .cse1 .cse3 .cse22 .cse5) (let ((.cse23 (< 0 .cse24))) (and .cse0 (or .cse13 .cse23) .cse1 .cse2 .cse6 .cse17 .cse4 (or .cse23 (not (= |ULTIMATE.start_calculate_output2_~input#1| 4))))) (and .cse0 .cse1 .cse3 .cse16 .cse18) (and .cse8 .cse25 .cse15) (and .cse0 .cse1 .cse17 (<= (+ ~a29~0 120873) 0) .cse14) (and .cse0 .cse1 .cse3 .cse14 .cse26) (and (<= 0 (+ 97 ~a0~0)) .cse1 .cse8 .cse16 .cse27 .cse15) (and .cse1 .cse19 .cse3 .cse8) (and .cse28 .cse15) (and .cse1 .cse17 .cse21 .cse8 .cse12 .cse5) (and .cse28 .cse5) (and .cse8 .cse25 .cse26) (and .cse7 .cse21 .cse15) (and .cse2 .cse29 .cse5) (and .cse0 .cse1 .cse20 .cse21 .cse14) (and .cse29 .cse15) (and .cse30 .cse15) (and .cse30 .cse16) (and .cse0 .cse1 .cse6 .cse8 .cse12) (and .cse22 (or (and .cse7 (exists ((v_~a29~0_899 Int)) (let ((.cse36 (* v_~a29~0_899 9))) (let ((.cse37 (div .cse36 10))) (let ((.cse31 (+ .cse37 1))) (let ((.cse35 (mod .cse31 63))) (and (< .cse31 0) (let ((.cse33 (mod .cse37 63)) (.cse32 (= (mod .cse36 10) 0)) (.cse34 (+ ~a29~0 143))) (or (and .cse32 (not (= .cse33 0)) (<= .cse33 .cse34)) (<= .cse33 (+ ~a29~0 80)) (and (not .cse32) (<= .cse35 .cse34)))) (not (= .cse35 0))))))))) (and .cse7 .cse21)) .cse27 .cse5)))))) [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,824 INFO L858 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,825 INFO L858 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,826 INFO L858 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-12-06 19:44:48,827 INFO L858 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2021-12-06 19:44:48,827 INFO L858 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,827 INFO L858 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-12-06 19:44:48,827 INFO L858 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,827 INFO L858 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 19:44:48,827 INFO L858 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,827 INFO L858 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-12-06 19:44:48,827 INFO L858 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2021-12-06 19:44:48,829 INFO L732 BasicCegarLoop]: Path program 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] [2021-12-06 19:44:48,830 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 19:44:48,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,840 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,849 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,849 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,849 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,849 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,850 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,855 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,856 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,856 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,856 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,856 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,856 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,856 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,856 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,858 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,858 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,859 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,859 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,859 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,859 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,859 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,859 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,861 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,861 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,861 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,861 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,861 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,862 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,862 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,862 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:48,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 07:44:48 BoogieIcfgContainer [2021-12-06 19:44:48,863 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 19:44:48,864 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 19:44:48,864 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 19:44:48,864 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 19:44:48,864 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:41:59" (3/4) ... [2021-12-06 19:44:48,866 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-06 19:44:48,892 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-06 19:44:48,894 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-06 19:44:48,897 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-06 19:44:48,899 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 19:44:48,918 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 <= a2) && a0 + 147 <= 0) && a2 <= 2) && 0 <= 599999 + a29) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 4 <= a2) && a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(input == 4)) && 3 == a2)) || ((0 <= a29 + 127 && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((216075 + a0 <= 0 && 42 + a4 <= 0) && a2 == 1) && 0 < a29 + 144)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || (((42 + a4 <= 0 && 44 <= a29) && a0 + 147 <= 0) && 5 <= a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a0 + 147 <= 0) && 3 == a2)) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && !(a2 == 4)) && 4 <= a2) && 0 <= 599999 + a29)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4) && 0 <= 599999 + a29)) || (((((((0 < a4 + 86 && (!(input == 4) || 0 < a29 + 16)) && 42 + a4 <= 0) && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2) && (0 < a29 + 16 || !(input == 4)))) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 0 < a29 + 144) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 + 120873 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2) && a29 + 144 <= 0)) || (((((0 <= 97 + a0 && 42 + a4 <= 0) && a2 == 1) && 0 < a29 + 144) && a29 + 16 <= 0) && a0 + 61 <= 0)) || (((42 + a4 <= 0 && 44 <= a29) && a0 + 147 <= 0) && a2 == 1)) || ((((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2) || (89 + a4 <= 0 && 3 == a2)) && a0 + 61 <= 0)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1) && a29 <= 43) && 0 <= 599999 + a29)) || ((((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2) || (89 + a4 <= 0 && 3 == a2)) && 0 <= 599999 + a29)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((89 + a4 <= 0 && 0 <= 146 + a0) && a0 + 61 <= 0)) || ((2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2))) && 0 <= 599999 + a29)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 3 == a2)) || ((((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)) && a0 + 61 <= 0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2) || (89 + a4 <= 0 && 5 <= a2)) && a0 + 61 <= 0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2) || (89 + a4 <= 0 && 5 <= a2)) && 0 < a29 + 144)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || (((a2 == 4 && ((89 + a4 <= 0 && (\exists v_~a29~0_899 : int :: (v_~a29~0_899 * 9 / 10 + 1 < 0 && ((((v_~a29~0_899 * 9 % 10 == 0 && !(v_~a29~0_899 * 9 / 10 % 63 == 0)) && v_~a29~0_899 * 9 / 10 % 63 <= a29 + 143) || v_~a29~0_899 * 9 / 10 % 63 <= a29 + 80) || (!(v_~a29~0_899 * 9 % 10 == 0) && (v_~a29~0_899 * 9 / 10 + 1) % 63 <= a29 + 143))) && !((v_~a29~0_899 * 9 / 10 + 1) % 63 == 0))) || (89 + a4 <= 0 && 0 <= 146 + a0))) && a29 + 16 <= 0) && 0 <= 599999 + a29) [2021-12-06 19:44:48,921 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 <= a2) && a0 + 147 <= 0) && a2 <= 2) && 0 <= 599999 + a29) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 4 <= a2) && a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(input == 4)) && 3 == a2)) || ((0 <= a29 + 127 && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((216075 + a0 <= 0 && 42 + a4 <= 0) && a2 == 1) && 0 < a29 + 144)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || (((42 + a4 <= 0 && 44 <= a29) && a0 + 147 <= 0) && 5 <= a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a0 + 147 <= 0) && 3 == a2)) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && !(a2 == 4)) && 4 <= a2) && 0 <= 599999 + a29)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4) && 0 <= 599999 + a29)) || (((((((0 < a4 + 86 && (!(input == 4) || 0 < a29 + 16)) && 42 + a4 <= 0) && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2) && (0 < a29 + 16 || !(input == 4)))) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 0 < a29 + 144) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 + 120873 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2) && a29 + 144 <= 0)) || (((((0 <= 97 + a0 && 42 + a4 <= 0) && a2 == 1) && 0 < a29 + 144) && a29 + 16 <= 0) && a0 + 61 <= 0)) || (((42 + a4 <= 0 && 44 <= a29) && a0 + 147 <= 0) && a2 == 1)) || ((((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2) || (89 + a4 <= 0 && 3 == a2)) && a0 + 61 <= 0)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1) && a29 <= 43) && 0 <= 599999 + a29)) || ((((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2) || (89 + a4 <= 0 && 3 == a2)) && 0 <= 599999 + a29)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((89 + a4 <= 0 && 0 <= 146 + a0) && a0 + 61 <= 0)) || ((2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2))) && 0 <= 599999 + a29)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 3 == a2)) || ((((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)) && a0 + 61 <= 0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2) || (89 + a4 <= 0 && 5 <= a2)) && a0 + 61 <= 0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2) || (89 + a4 <= 0 && 5 <= a2)) && 0 < a29 + 144)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || (((a2 == 4 && ((89 + a4 <= 0 && (\exists v_~a29~0_899 : int :: (v_~a29~0_899 * 9 / 10 + 1 < 0 && ((((v_~a29~0_899 * 9 % 10 == 0 && !(v_~a29~0_899 * 9 / 10 % 63 == 0)) && v_~a29~0_899 * 9 / 10 % 63 <= a29 + 143) || v_~a29~0_899 * 9 / 10 % 63 <= a29 + 80) || (!(v_~a29~0_899 * 9 % 10 == 0) && (v_~a29~0_899 * 9 / 10 + 1) % 63 <= a29 + 143))) && !((v_~a29~0_899 * 9 / 10 + 1) % 63 == 0))) || (89 + a4 <= 0 && 0 <= 146 + a0))) && a29 + 16 <= 0) && 0 <= 599999 + a29) [2021-12-06 19:44:48,931 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 <= a2) && a0 + 147 <= 0) && a2 <= 2) && 0 <= 599999 + a29) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(input == 4)) && 3 == a2)) || (((216075 + a0 <= 0 && 42 + a4 <= 0) && a2 == 1) && 0 < a29 + 144)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || (((42 + a4 <= 0 && 44 <= a29) && a0 + 147 <= 0) && 5 <= a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a0 + 147 <= 0) && 3 == a2)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && a2 == 4) && a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4) && 0 <= 599999 + a29)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 0 < a29 + 144) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 + 120873 <= 0) && 3 == a2)) || (((((0 <= 97 + a0 && 42 + a4 <= 0) && a2 == 1) && 0 < a29 + 144) && a29 + 16 <= 0) && a0 + 61 <= 0)) || (((42 + a4 <= 0 && 44 <= a29) && a0 + 147 <= 0) && a2 == 1)) || ((((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2) || (89 + a4 <= 0 && 3 == a2)) && a0 + 61 <= 0)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1) && a29 <= 43) && 0 <= 599999 + a29)) || ((((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2) || (89 + a4 <= 0 && 3 == a2)) && 0 <= 599999 + a29)) || ((89 + a4 <= 0 && 0 <= 146 + a0) && a0 + 61 <= 0)) || ((2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2))) && 0 <= 599999 + a29)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 3 == a2)) || ((((((0 < a4 + 86 && (!(input == 4) || 0 < a29 + 16)) && 42 + a4 <= 0) && 2 == a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && (0 < a29 + 16 || !(input == 4)))) || ((((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)) && a0 + 61 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && a0 + 61 <= 0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2) || (89 + a4 <= 0 && 5 <= a2)) && a0 + 61 <= 0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2) || (89 + a4 <= 0 && 5 <= a2)) && 0 < a29 + 144)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || (((a2 == 4 && ((89 + a4 <= 0 && (\exists v_~a29~0_899 : int :: (v_~a29~0_899 * 9 / 10 + 1 < 0 && ((((v_~a29~0_899 * 9 % 10 == 0 && !(v_~a29~0_899 * 9 / 10 % 63 == 0)) && v_~a29~0_899 * 9 / 10 % 63 <= a29 + 143) || v_~a29~0_899 * 9 / 10 % 63 <= a29 + 80) || (!(v_~a29~0_899 * 9 % 10 == 0) && (v_~a29~0_899 * 9 / 10 + 1) % 63 <= a29 + 143))) && !((v_~a29~0_899 * 9 / 10 + 1) % 63 == 0))) || (89 + a4 <= 0 && 0 <= 146 + a0))) && a29 + 16 <= 0) && 0 <= 599999 + a29)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 5 <= a2) && 0 <= 599999 + a29) [2021-12-06 19:44:49,033 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 19:44:49,033 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 19:44:49,034 INFO L158 Benchmark]: Toolchain (without parser) took 172339.30ms. Allocated memory was 102.8MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 59.1MB in the beginning and 262.0MB in the end (delta: -202.8MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2021-12-06 19:44:49,034 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 102.8MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:44:49,034 INFO L158 Benchmark]: CACSL2BoogieTranslator took 786.70ms. Allocated memory was 102.8MB in the beginning and 146.8MB in the end (delta: 44.0MB). Free memory was 58.9MB in the beginning and 83.7MB in the end (delta: -24.8MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2021-12-06 19:44:49,035 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.58ms. Allocated memory is still 146.8MB. Free memory was 83.7MB in the beginning and 84.7MB in the end (delta: -976.2kB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2021-12-06 19:44:49,035 INFO L158 Benchmark]: Boogie Preprocessor took 139.56ms. Allocated memory is still 146.8MB. Free memory was 84.7MB in the beginning and 66.6MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-06 19:44:49,035 INFO L158 Benchmark]: RCFGBuilder took 2001.42ms. Allocated memory was 146.8MB in the beginning and 209.7MB in the end (delta: 62.9MB). Free memory was 66.6MB in the beginning and 95.0MB in the end (delta: -28.4MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2021-12-06 19:44:49,035 INFO L158 Benchmark]: TraceAbstraction took 169087.38ms. Allocated memory was 209.7MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 95.0MB in the beginning and 302.9MB in the end (delta: -207.8MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2021-12-06 19:44:49,035 INFO L158 Benchmark]: Witness Printer took 169.89ms. Allocated memory is still 1.6GB. Free memory was 302.9MB in the beginning and 262.0MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-12-06 19:44:49,037 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 102.8MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 786.70ms. Allocated memory was 102.8MB in the beginning and 146.8MB in the end (delta: 44.0MB). Free memory was 58.9MB in the beginning and 83.7MB in the end (delta: -24.8MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.58ms. Allocated memory is still 146.8MB. Free memory was 83.7MB in the beginning and 84.7MB in the end (delta: -976.2kB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 139.56ms. Allocated memory is still 146.8MB. Free memory was 84.7MB in the beginning and 66.6MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2001.42ms. Allocated memory was 146.8MB in the beginning and 209.7MB in the end (delta: 62.9MB). Free memory was 66.6MB in the beginning and 95.0MB in the end (delta: -28.4MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. * TraceAbstraction took 169087.38ms. Allocated memory was 209.7MB in the beginning and 1.6GB in the end (delta: 1.3GB). Free memory was 95.0MB in the beginning and 302.9MB in the end (delta: -207.8MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * Witness Printer took 169.89ms. Allocated memory is still 1.6GB. Free memory was 302.9MB in the beginning and 262.0MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 182]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 169.0s, OverallIterations: 29, TraceHistogramMax: 8, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 50.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 97.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25207 SdHoareTripleChecker+Valid, 46.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25207 mSDsluCounter, 11117 SdHoareTripleChecker+Invalid, 40.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 785 IncrementalHoareTripleChecker+Unchecked, 1797 mSDsCounter, 6148 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 54169 IncrementalHoareTripleChecker+Invalid, 61102 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6148 mSolverCounterUnsat, 9320 mSDtfsCounter, 54169 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6866 GetRequests, 6721 SyntacticMatches, 0 SemanticMatches, 145 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2107 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22834occurred in iteration=21, InterpolantAutomatonStates: 177, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.4s AutomataMinimizationTime, 29 MinimizatonAttempts, 40076 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 204 NumberOfFragments, 2617 HoareAnnotationTreeSize, 4 FomulaSimplifications, 735461 FormulaSimplificationTreeSizeReduction, 80.9s HoareSimplificationTime, 4 FomulaSimplificationsInter, 1139184 FormulaSimplificationTreeSizeReductionInter, 16.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 12.1s InterpolantComputationTime, 23073 NumberOfCodeBlocks, 23073 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 24878 ConstructedInterpolants, 53 QuantifiedInterpolants, 85180 SizeOfPredicates, 7 NumberOfNonLiveVariables, 5770 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 37 InterpolantComputations, 27 PerfectInterpolantSequences, 36001/37438 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant [2021-12-06 19:44:49,043 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,043 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,043 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,043 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,044 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,044 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,044 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,044 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,046 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,046 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,046 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,046 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,046 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,047 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,047 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,047 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 <= a2) && a0 + 147 <= 0) && a2 <= 2) && 0 <= 599999 + a29) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(input == 4)) && 3 == a2)) || (((216075 + a0 <= 0 && 42 + a4 <= 0) && a2 == 1) && 0 < a29 + 144)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || (((42 + a4 <= 0 && 44 <= a29) && a0 + 147 <= 0) && 5 <= a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a0 + 147 <= 0) && 3 == a2)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && a2 == 4) && a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4) && 0 <= 599999 + a29)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 0 < a29 + 144) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 + 120873 <= 0) && 3 == a2)) || (((((0 <= 97 + a0 && 42 + a4 <= 0) && a2 == 1) && 0 < a29 + 144) && a29 + 16 <= 0) && a0 + 61 <= 0)) || (((42 + a4 <= 0 && 44 <= a29) && a0 + 147 <= 0) && a2 == 1)) || ((((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2) || (89 + a4 <= 0 && 3 == a2)) && a0 + 61 <= 0)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1) && a29 <= 43) && 0 <= 599999 + a29)) || ((((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2) || (89 + a4 <= 0 && 3 == a2)) && 0 <= 599999 + a29)) || ((89 + a4 <= 0 && 0 <= 146 + a0) && a0 + 61 <= 0)) || ((2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2))) && 0 <= 599999 + a29)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 3 == a2)) || ((((((0 < a4 + 86 && (!(input == 4) || 0 < a29 + 16)) && 42 + a4 <= 0) && 2 == a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && (0 < a29 + 16 || !(input == 4)))) || ((((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)) && a0 + 61 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && a0 + 61 <= 0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2) || (89 + a4 <= 0 && 5 <= a2)) && a0 + 61 <= 0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2) || (89 + a4 <= 0 && 5 <= a2)) && 0 < a29 + 144)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || (((a2 == 4 && ((89 + a4 <= 0 && (\exists v_~a29~0_899 : int :: (v_~a29~0_899 * 9 / 10 + 1 < 0 && ((((v_~a29~0_899 * 9 % 10 == 0 && !(v_~a29~0_899 * 9 / 10 % 63 == 0)) && v_~a29~0_899 * 9 / 10 % 63 <= a29 + 143) || v_~a29~0_899 * 9 / 10 % 63 <= a29 + 80) || (!(v_~a29~0_899 * 9 % 10 == 0) && (v_~a29~0_899 * 9 / 10 + 1) % 63 <= a29 + 143))) && !((v_~a29~0_899 * 9 / 10 + 1) % 63 == 0))) || (89 + a4 <= 0 && 0 <= 146 + a0))) && a29 + 16 <= 0) && 0 <= 599999 + a29)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 5 <= a2) && 0 <= 599999 + a29) - InvariantResult [Line: 1776]: Loop Invariant [2021-12-06 19:44:49,049 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,049 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,049 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,049 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,049 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,049 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,050 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,050 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,051 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,052 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,052 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,052 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,052 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,052 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,052 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,052 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((((((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 <= a2) && a0 + 147 <= 0) && a2 <= 2) && 0 <= 599999 + a29) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 4 <= a2) && a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(input == 4)) && 3 == a2)) || ((0 <= a29 + 127 && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((216075 + a0 <= 0 && 42 + a4 <= 0) && a2 == 1) && 0 < a29 + 144)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || (((42 + a4 <= 0 && 44 <= a29) && a0 + 147 <= 0) && 5 <= a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a0 + 147 <= 0) && 3 == a2)) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && !(a2 == 4)) && 4 <= a2) && 0 <= 599999 + a29)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4) && 0 <= 599999 + a29)) || (((((((0 < a4 + 86 && (!(input == 4) || 0 < a29 + 16)) && 42 + a4 <= 0) && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2) && (0 < a29 + 16 || !(input == 4)))) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 0 < a29 + 144) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 + 120873 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2) && a29 + 144 <= 0)) || (((((0 <= 97 + a0 && 42 + a4 <= 0) && a2 == 1) && 0 < a29 + 144) && a29 + 16 <= 0) && a0 + 61 <= 0)) || (((42 + a4 <= 0 && 44 <= a29) && a0 + 147 <= 0) && a2 == 1)) || ((((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2) || (89 + a4 <= 0 && 3 == a2)) && a0 + 61 <= 0)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1) && a29 <= 43) && 0 <= 599999 + a29)) || ((((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2) || (89 + a4 <= 0 && 3 == a2)) && 0 <= 599999 + a29)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((89 + a4 <= 0 && 0 <= 146 + a0) && a0 + 61 <= 0)) || ((2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2))) && 0 <= 599999 + a29)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 3 == a2)) || ((((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)) && a0 + 61 <= 0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2) || (89 + a4 <= 0 && 5 <= a2)) && a0 + 61 <= 0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2) || (89 + a4 <= 0 && 5 <= a2)) && 0 < a29 + 144)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || (((a2 == 4 && ((89 + a4 <= 0 && (\exists v_~a29~0_899 : int :: (v_~a29~0_899 * 9 / 10 + 1 < 0 && ((((v_~a29~0_899 * 9 % 10 == 0 && !(v_~a29~0_899 * 9 / 10 % 63 == 0)) && v_~a29~0_899 * 9 / 10 % 63 <= a29 + 143) || v_~a29~0_899 * 9 / 10 % 63 <= a29 + 80) || (!(v_~a29~0_899 * 9 % 10 == 0) && (v_~a29~0_899 * 9 / 10 + 1) % 63 <= a29 + 143))) && !((v_~a29~0_899 * 9 / 10 + 1) % 63 == 0))) || (89 + a4 <= 0 && 0 <= 146 + a0))) && a29 + 16 <= 0) && 0 <= 599999 + a29) - InvariantResult [Line: 33]: Loop Invariant [2021-12-06 19:44:49,054 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,054 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,055 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,055 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,055 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,055 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,055 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,055 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,057 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,057 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,057 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,057 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,057 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,058 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,058 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 19:44:49,058 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((((((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 <= a2) && a0 + 147 <= 0) && a2 <= 2) && 0 <= 599999 + a29) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 4 <= a2) && a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(input == 4)) && 3 == a2)) || ((0 <= a29 + 127 && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((216075 + a0 <= 0 && 42 + a4 <= 0) && a2 == 1) && 0 < a29 + 144)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || (((42 + a4 <= 0 && 44 <= a29) && a0 + 147 <= 0) && 5 <= a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a0 + 147 <= 0) && 3 == a2)) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && !(a2 == 4)) && 4 <= a2) && 0 <= 599999 + a29)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4) && 0 <= 599999 + a29)) || (((((((0 < a4 + 86 && (!(input == 4) || 0 < a29 + 16)) && 42 + a4 <= 0) && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2) && (0 < a29 + 16 || !(input == 4)))) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 0 < a29 + 144) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 + 120873 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2) && a29 + 144 <= 0)) || (((((0 <= 97 + a0 && 42 + a4 <= 0) && a2 == 1) && 0 < a29 + 144) && a29 + 16 <= 0) && a0 + 61 <= 0)) || (((42 + a4 <= 0 && 44 <= a29) && a0 + 147 <= 0) && a2 == 1)) || ((((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2) || (89 + a4 <= 0 && 3 == a2)) && a0 + 61 <= 0)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1) && a29 <= 43) && 0 <= 599999 + a29)) || ((((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2) || (89 + a4 <= 0 && 3 == a2)) && 0 <= 599999 + a29)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((89 + a4 <= 0 && 0 <= 146 + a0) && a0 + 61 <= 0)) || ((2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2))) && 0 <= 599999 + a29)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && 0 <= 146 + a0) && 3 == a2)) || ((((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)) && a0 + 61 <= 0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2) || (89 + a4 <= 0 && 5 <= a2)) && a0 + 61 <= 0)) || (((((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2) || (89 + a4 <= 0 && 5 <= a2)) && 0 < a29 + 144)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || (((a2 == 4 && ((89 + a4 <= 0 && (\exists v_~a29~0_899 : int :: (v_~a29~0_899 * 9 / 10 + 1 < 0 && ((((v_~a29~0_899 * 9 % 10 == 0 && !(v_~a29~0_899 * 9 / 10 % 63 == 0)) && v_~a29~0_899 * 9 / 10 % 63 <= a29 + 143) || v_~a29~0_899 * 9 / 10 % 63 <= a29 + 80) || (!(v_~a29~0_899 * 9 % 10 == 0) && (v_~a29~0_899 * 9 / 10 + 1) % 63 <= a29 + 143))) && !((v_~a29~0_899 * 9 / 10 + 1) % 63 == 0))) || (89 + a4 <= 0 && 0 <= 146 + a0))) && a29 + 16 <= 0) && 0 <= 599999 + a29) RESULT: Ultimate proved your program to be correct! [2021-12-06 19:44:49,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f04549-a967-4781-a3a7-5d119ac4e4cf/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE