./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label31.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF --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 c9e1a0326cfbd74069fe8a9392496d7bba5eb0c64820bba9b08ddeb981e8ffba --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:52:17,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:52:17,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:52:17,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:52:17,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:52:17,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:52:17,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:52:17,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:52:17,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:52:17,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:52:17,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:52:17,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:52:17,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:52:17,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:52:17,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:52:17,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:52:17,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:52:17,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:52:17,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:52:17,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:52:17,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:52:17,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:52:17,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:52:17,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:52:17,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:52:17,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:52:17,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:52:17,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:52:17,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:52:17,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:52:17,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:52:17,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:52:17,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:52:17,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:52:17,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:52:17,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:52:17,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:52:17,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:52:17,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:52:17,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:52:17,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:52:17,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-20 06:52:17,552 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:52:17,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:52:17,553 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:52:17,553 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:52:17,560 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:52:17,561 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:52:17,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:52:17,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:52:17,562 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:52:17,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:52:17,563 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:52:17,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:52:17,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:52:17,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:52:17,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:52:17,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:52:17,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:52:17,565 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:52:17,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:52:17,565 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:52:17,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:52:17,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:52:17,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:52:17,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:52:17,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:52:17,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:52:17,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:52:17,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:52:17,567 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:52:17,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:52:17,569 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:52:17,569 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:52:17,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:52:17,570 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:52:17,570 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_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9e1a0326cfbd74069fe8a9392496d7bba5eb0c64820bba9b08ddeb981e8ffba [2021-11-20 06:52:17,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:52:17,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:52:17,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:52:17,889 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:52:17,890 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:52:17,891 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/eca-rers2012/Problem15_label31.c [2021-11-20 06:52:17,957 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/data/767a87ca0/95ef2ba39d5c4675a4be294318a0d66e/FLAGf8192d19d [2021-11-20 06:52:18,629 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:52:18,630 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/sv-benchmarks/c/eca-rers2012/Problem15_label31.c [2021-11-20 06:52:18,659 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/data/767a87ca0/95ef2ba39d5c4675a4be294318a0d66e/FLAGf8192d19d [2021-11-20 06:52:18,927 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/data/767a87ca0/95ef2ba39d5c4675a4be294318a0d66e [2021-11-20 06:52:18,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:52:18,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:52:18,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:52:18,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:52:18,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:52:18,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:52:18" (1/1) ... [2021-11-20 06:52:18,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@587aaf81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:18, skipping insertion in model container [2021-11-20 06:52:18,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:52:18" (1/1) ... [2021-11-20 06:52:18,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:52:19,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:52:19,238 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_642467f6-3c91-4eb1-9c54-0dba70a95e8a/sv-benchmarks/c/eca-rers2012/Problem15_label31.c[7892,7905] [2021-11-20 06:52:19,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:52:19,790 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:52:19,837 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_642467f6-3c91-4eb1-9c54-0dba70a95e8a/sv-benchmarks/c/eca-rers2012/Problem15_label31.c[7892,7905] [2021-11-20 06:52:20,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:52:20,124 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:52:20,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:20 WrapperNode [2021-11-20 06:52:20,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:52:20,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:52:20,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:52:20,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:52:20,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:20" (1/1) ... [2021-11-20 06:52:20,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:20" (1/1) ... [2021-11-20 06:52:20,372 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-11-20 06:52:20,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:52:20,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:52:20,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:52:20,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:52:20,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:20" (1/1) ... [2021-11-20 06:52:20,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:20" (1/1) ... [2021-11-20 06:52:20,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:20" (1/1) ... [2021-11-20 06:52:20,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:20" (1/1) ... [2021-11-20 06:52:20,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:20" (1/1) ... [2021-11-20 06:52:20,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:20" (1/1) ... [2021-11-20 06:52:20,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:20" (1/1) ... [2021-11-20 06:52:20,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:52:20,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:52:20,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:52:20,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:52:20,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:20" (1/1) ... [2021-11-20 06:52:20,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:52:20,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:52:20,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:52:20,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:52:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:52:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:52:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:52:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:52:20,818 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:52:20,820 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:52:23,848 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:52:23,861 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:52:23,861 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 06:52:23,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:52:23 BoogieIcfgContainer [2021-11-20 06:52:23,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:52:23,866 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:52:23,866 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:52:23,870 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:52:23,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:52:18" (1/3) ... [2021-11-20 06:52:23,871 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38bad756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:52:23, skipping insertion in model container [2021-11-20 06:52:23,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:52:20" (2/3) ... [2021-11-20 06:52:23,871 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38bad756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:52:23, skipping insertion in model container [2021-11-20 06:52:23,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:52:23" (3/3) ... [2021-11-20 06:52:23,873 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label31.c [2021-11-20 06:52:23,879 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:52:23,879 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 06:52:23,932 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:52:23,939 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 [2021-11-20 06:52:23,939 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 06:52:23,967 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) [2021-11-20 06:52:23,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-20 06:52:23,977 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:23,978 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:52:23,978 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:23,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:23,984 INFO L85 PathProgramCache]: Analyzing trace with hash 962891993, now seen corresponding path program 1 times [2021-11-20 06:52:23,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:23,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770994990] [2021-11-20 06:52:23,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:23,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:24,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:52:24,274 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:24,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770994990] [2021-11-20 06:52:24,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770994990] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:24,276 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:24,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 06:52:24,278 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157419038] [2021-11-20 06:52:24,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:24,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:24,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:24,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:24,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:52:24,312 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 21.666666666666668) internal successors, (65), 2 states have internal predecessors, (65), 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) [2021-11-20 06:52:27,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:27,119 INFO L93 Difference]: Finished difference Result 1197 states and 2163 transitions. [2021-11-20 06:52:27,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:52:27,122 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 2 states have internal predecessors, (65), 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 65 [2021-11-20 06:52:27,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:27,142 INFO L225 Difference]: With dead ends: 1197 [2021-11-20 06:52:27,142 INFO L226 Difference]: Without dead ends: 694 [2021-11-20 06:52:27,148 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 [2021-11-20 06:52:27,152 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 353 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1090 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 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, 2.7s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:27,153 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [353 Valid, 114 Invalid, 1394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 1090 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-11-20 06:52:27,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2021-11-20 06:52:27,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 684. [2021-11-20 06:52:27,263 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) [2021-11-20 06:52:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 1174 transitions. [2021-11-20 06:52:27,270 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 1174 transitions. Word has length 65 [2021-11-20 06:52:27,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:27,270 INFO L470 AbstractCegarLoop]: Abstraction has 684 states and 1174 transitions. [2021-11-20 06:52:27,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 2 states have internal predecessors, (65), 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) [2021-11-20 06:52:27,271 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1174 transitions. [2021-11-20 06:52:27,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-20 06:52:27,277 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:27,277 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:52:27,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 06:52:27,278 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:27,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:27,279 INFO L85 PathProgramCache]: Analyzing trace with hash -597315905, now seen corresponding path program 1 times [2021-11-20 06:52:27,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:27,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635935583] [2021-11-20 06:52:27,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:27,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:27,524 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:52:27,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:27,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635935583] [2021-11-20 06:52:27,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635935583] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:27,527 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:27,527 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 06:52:27,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97933737] [2021-11-20 06:52:27,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:27,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:27,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:27,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:27,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:52:27,531 INFO L87 Difference]: Start difference. First operand 684 states and 1174 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 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) [2021-11-20 06:52:29,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:29,636 INFO L93 Difference]: Finished difference Result 1681 states and 2896 transitions. [2021-11-20 06:52:29,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:52:29,637 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 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 130 [2021-11-20 06:52:29,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:29,644 INFO L225 Difference]: With dead ends: 1681 [2021-11-20 06:52:29,644 INFO L226 Difference]: Without dead ends: 999 [2021-11-20 06:52:29,647 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 [2021-11-20 06:52:29,649 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 254 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1022 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s 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, 2.1s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:29,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 226 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1022 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-20 06:52:29,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 999 states. [2021-11-20 06:52:29,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 999 to 989. [2021-11-20 06:52:29,682 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) [2021-11-20 06:52:29,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 989 states and 1600 transitions. [2021-11-20 06:52:29,688 INFO L78 Accepts]: Start accepts. Automaton has 989 states and 1600 transitions. Word has length 130 [2021-11-20 06:52:29,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:29,688 INFO L470 AbstractCegarLoop]: Abstraction has 989 states and 1600 transitions. [2021-11-20 06:52:29,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 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) [2021-11-20 06:52:29,689 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1600 transitions. [2021-11-20 06:52:29,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-20 06:52:29,695 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:29,695 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:52:29,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 06:52:29,696 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:29,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:29,697 INFO L85 PathProgramCache]: Analyzing trace with hash 729994212, now seen corresponding path program 1 times [2021-11-20 06:52:29,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:29,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909957801] [2021-11-20 06:52:29,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:29,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:29,808 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:52:29,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:29,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909957801] [2021-11-20 06:52:29,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909957801] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:29,809 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:29,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 06:52:29,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877007732] [2021-11-20 06:52:29,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:29,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:29,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:29,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:29,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:52:29,812 INFO L87 Difference]: Start difference. First operand 989 states and 1600 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 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) [2021-11-20 06:52:31,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:31,483 INFO L93 Difference]: Finished difference Result 2575 states and 4255 transitions. [2021-11-20 06:52:31,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:52:31,484 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 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 131 [2021-11-20 06:52:31,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:31,494 INFO L225 Difference]: With dead ends: 2575 [2021-11-20 06:52:31,494 INFO L226 Difference]: Without dead ends: 1588 [2021-11-20 06:52:31,496 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 [2021-11-20 06:52:31,506 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 284 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.6s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:31,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [284 Valid, 337 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-20 06:52:31,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1588 states. [2021-11-20 06:52:31,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1588 to 1584. [2021-11-20 06:52:31,546 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) [2021-11-20 06:52:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1584 states and 2214 transitions. [2021-11-20 06:52:31,554 INFO L78 Accepts]: Start accepts. Automaton has 1584 states and 2214 transitions. Word has length 131 [2021-11-20 06:52:31,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:31,554 INFO L470 AbstractCegarLoop]: Abstraction has 1584 states and 2214 transitions. [2021-11-20 06:52:31,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 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) [2021-11-20 06:52:31,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 2214 transitions. [2021-11-20 06:52:31,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-20 06:52:31,563 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:31,563 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:52:31,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 06:52:31,564 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:31,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:31,565 INFO L85 PathProgramCache]: Analyzing trace with hash 292340142, now seen corresponding path program 1 times [2021-11-20 06:52:31,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:31,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748371755] [2021-11-20 06:52:31,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:31,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:31,739 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:52:31,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:31,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748371755] [2021-11-20 06:52:31,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748371755] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:31,741 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:31,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:52:31,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084658585] [2021-11-20 06:52:31,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:31,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 06:52:31,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:31,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 06:52:31,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:52:31,743 INFO L87 Difference]: Start difference. First operand 1584 states and 2214 transitions. Second operand has 5 states, 5 states have (on average 27.0) internal successors, (135), 4 states have internal predecessors, (135), 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) [2021-11-20 06:52:34,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:34,528 INFO L93 Difference]: Finished difference Result 4090 states and 5888 transitions. [2021-11-20 06:52:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 06:52:34,529 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.0) internal successors, (135), 4 states have internal predecessors, (135), 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 135 [2021-11-20 06:52:34,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:34,544 INFO L225 Difference]: With dead ends: 4090 [2021-11-20 06:52:34,544 INFO L226 Difference]: Without dead ends: 2807 [2021-11-20 06:52:34,546 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 [2021-11-20 06:52:34,548 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 349 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 1709 mSolverCounterSat, 454 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s 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, 2.7s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:34,548 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [349 Valid, 416 Invalid, 2163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [454 Valid, 1709 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-11-20 06:52:34,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2807 states. [2021-11-20 06:52:34,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2807 to 2184. [2021-11-20 06:52:34,600 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) [2021-11-20 06:52:34,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 2184 states and 2904 transitions. [2021-11-20 06:52:34,607 INFO L78 Accepts]: Start accepts. Automaton has 2184 states and 2904 transitions. Word has length 135 [2021-11-20 06:52:34,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:34,607 INFO L470 AbstractCegarLoop]: Abstraction has 2184 states and 2904 transitions. [2021-11-20 06:52:34,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.0) internal successors, (135), 4 states have internal predecessors, (135), 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) [2021-11-20 06:52:34,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 2904 transitions. [2021-11-20 06:52:34,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2021-11-20 06:52:34,613 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:34,614 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, 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] [2021-11-20 06:52:34,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 06:52:34,615 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:34,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:34,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1279382026, now seen corresponding path program 1 times [2021-11-20 06:52:34,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:34,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667293578] [2021-11-20 06:52:34,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:34,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:34,847 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-20 06:52:34,847 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:34,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667293578] [2021-11-20 06:52:34,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667293578] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:34,848 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:34,848 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 06:52:34,848 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380816143] [2021-11-20 06:52:34,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:34,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:34,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:34,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:34,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:52:34,851 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) [2021-11-20 06:52:36,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:36,618 INFO L93 Difference]: Finished difference Result 5868 states and 7890 transitions. [2021-11-20 06:52:36,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:52:36,633 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 335 [2021-11-20 06:52:36,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:36,688 INFO L225 Difference]: With dead ends: 5868 [2021-11-20 06:52:36,688 INFO L226 Difference]: Without dead ends: 3686 [2021-11-20 06:52:36,691 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 [2021-11-20 06:52:36,692 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 43 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.7s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:36,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 317 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-20 06:52:36,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3686 states. [2021-11-20 06:52:36,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3686 to 3684. [2021-11-20 06:52:36,769 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) [2021-11-20 06:52:36,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 3684 states and 4634 transitions. [2021-11-20 06:52:36,778 INFO L78 Accepts]: Start accepts. Automaton has 3684 states and 4634 transitions. Word has length 335 [2021-11-20 06:52:36,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:36,780 INFO L470 AbstractCegarLoop]: Abstraction has 3684 states and 4634 transitions. [2021-11-20 06:52:36,780 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) [2021-11-20 06:52:36,780 INFO L276 IsEmpty]: Start isEmpty. Operand 3684 states and 4634 transitions. [2021-11-20 06:52:36,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2021-11-20 06:52:36,788 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:36,789 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:52:36,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 06:52:36,790 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:36,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:36,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1245441651, now seen corresponding path program 1 times [2021-11-20 06:52:36,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:36,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548094123] [2021-11-20 06:52:36,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:36,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:36,984 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-20 06:52:36,984 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:36,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548094123] [2021-11-20 06:52:36,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548094123] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:36,985 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:36,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 06:52:36,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293742292] [2021-11-20 06:52:36,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:36,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:36,986 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:36,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:36,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:52:36,987 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) [2021-11-20 06:52:38,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:38,664 INFO L93 Difference]: Finished difference Result 7665 states and 9577 transitions. [2021-11-20 06:52:38,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:52:38,665 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 383 [2021-11-20 06:52:38,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:38,686 INFO L225 Difference]: With dead ends: 7665 [2021-11-20 06:52:38,687 INFO L226 Difference]: Without dead ends: 3983 [2021-11-20 06:52:38,691 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 [2021-11-20 06:52:38,692 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.6s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:38,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-20 06:52:38,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3983 states. [2021-11-20 06:52:38,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3983 to 3983. [2021-11-20 06:52:38,776 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) [2021-11-20 06:52:38,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3983 states and 4939 transitions. [2021-11-20 06:52:38,787 INFO L78 Accepts]: Start accepts. Automaton has 3983 states and 4939 transitions. Word has length 383 [2021-11-20 06:52:38,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:38,788 INFO L470 AbstractCegarLoop]: Abstraction has 3983 states and 4939 transitions. [2021-11-20 06:52:38,788 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) [2021-11-20 06:52:38,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 4939 transitions. [2021-11-20 06:52:38,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-11-20 06:52:38,798 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:38,798 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:52:38,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 06:52:38,799 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:38,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:38,800 INFO L85 PathProgramCache]: Analyzing trace with hash 342717355, now seen corresponding path program 1 times [2021-11-20 06:52:38,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:38,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571243580] [2021-11-20 06:52:38,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:38,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:39,054 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-20 06:52:39,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:39,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571243580] [2021-11-20 06:52:39,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571243580] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:39,055 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:39,055 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:52:39,055 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91184846] [2021-11-20 06:52:39,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:39,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:39,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:39,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:39,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:52:39,057 INFO L87 Difference]: Start difference. First operand 3983 states and 4939 transitions. Second operand has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 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) [2021-11-20 06:52:41,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:41,010 INFO L93 Difference]: Finished difference Result 8861 states and 11333 transitions. [2021-11-20 06:52:41,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:52:41,015 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 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 426 [2021-11-20 06:52:41,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:41,042 INFO L225 Difference]: With dead ends: 8861 [2021-11-20 06:52:41,042 INFO L226 Difference]: Without dead ends: 5179 [2021-11-20 06:52:41,047 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 [2021-11-20 06:52:41,048 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 249 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 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, 1.9s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:41,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-20 06:52:41,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5179 states. [2021-11-20 06:52:41,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5179 to 3381. [2021-11-20 06:52:41,137 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) [2021-11-20 06:52:41,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4269 transitions. [2021-11-20 06:52:41,146 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4269 transitions. Word has length 426 [2021-11-20 06:52:41,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:41,147 INFO L470 AbstractCegarLoop]: Abstraction has 3381 states and 4269 transitions. [2021-11-20 06:52:41,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 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) [2021-11-20 06:52:41,148 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4269 transitions. [2021-11-20 06:52:41,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2021-11-20 06:52:41,158 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:41,158 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:52:41,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-20 06:52:41,159 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:41,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:41,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1686545730, now seen corresponding path program 1 times [2021-11-20 06:52:41,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:41,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448552718] [2021-11-20 06:52:41,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:41,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:41,468 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:52:41,469 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:41,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448552718] [2021-11-20 06:52:41,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448552718] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:41,469 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:41,469 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 06:52:41,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675901555] [2021-11-20 06:52:41,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:41,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 06:52:41,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:41,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 06:52:41,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 06:52:41,472 INFO L87 Difference]: Start difference. First operand 3381 states and 4269 transitions. Second operand has 5 states, 5 states have (on average 86.0) internal successors, (430), 5 states have internal predecessors, (430), 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) [2021-11-20 06:52:43,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:43,885 INFO L93 Difference]: Finished difference Result 8297 states and 10744 transitions. [2021-11-20 06:52:43,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 06:52:43,886 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 86.0) internal successors, (430), 5 states have internal predecessors, (430), 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 430 [2021-11-20 06:52:43,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:43,912 INFO L225 Difference]: With dead ends: 8297 [2021-11-20 06:52:43,912 INFO L226 Difference]: Without dead ends: 5217 [2021-11-20 06:52:43,916 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 [2021-11-20 06:52:43,917 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 387 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 525 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s 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, 2.3s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:43,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [387 Valid, 379 Invalid, 2071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [525 Valid, 1546 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-20 06:52:43,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5217 states. [2021-11-20 06:52:44,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5217 to 4878. [2021-11-20 06:52:44,019 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) [2021-11-20 06:52:44,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 4878 states and 5979 transitions. [2021-11-20 06:52:44,031 INFO L78 Accepts]: Start accepts. Automaton has 4878 states and 5979 transitions. Word has length 430 [2021-11-20 06:52:44,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:44,032 INFO L470 AbstractCegarLoop]: Abstraction has 4878 states and 5979 transitions. [2021-11-20 06:52:44,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 86.0) internal successors, (430), 5 states have internal predecessors, (430), 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) [2021-11-20 06:52:44,033 INFO L276 IsEmpty]: Start isEmpty. Operand 4878 states and 5979 transitions. [2021-11-20 06:52:44,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2021-11-20 06:52:44,041 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:44,042 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:52:44,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-20 06:52:44,043 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:44,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:44,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1041714720, now seen corresponding path program 1 times [2021-11-20 06:52:44,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:44,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935751267] [2021-11-20 06:52:44,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:44,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:44,238 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-20 06:52:44,238 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:44,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935751267] [2021-11-20 06:52:44,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935751267] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:44,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:44,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:52:44,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761557456] [2021-11-20 06:52:44,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:44,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:44,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:44,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:44,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:52:44,241 INFO L87 Difference]: Start difference. First operand 4878 states and 5979 transitions. Second operand has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 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) [2021-11-20 06:52:45,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:45,840 INFO L93 Difference]: Finished difference Result 10952 states and 13771 transitions. [2021-11-20 06:52:45,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:52:45,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 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 442 [2021-11-20 06:52:45,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:45,871 INFO L225 Difference]: With dead ends: 10952 [2021-11-20 06:52:45,871 INFO L226 Difference]: Without dead ends: 6375 [2021-11-20 06:52:45,877 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 [2021-11-20 06:52:45,878 INFO L933 BasicCegarLoop]: 580 mSDtfsCounter, 263 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 881 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 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, 1.5s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:45,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [263 Valid, 619 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 881 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-20 06:52:45,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6375 states. [2021-11-20 06:52:45,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6375 to 6374. [2021-11-20 06:52:45,987 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) [2021-11-20 06:52:45,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6374 states to 6374 states and 7635 transitions. [2021-11-20 06:52:45,999 INFO L78 Accepts]: Start accepts. Automaton has 6374 states and 7635 transitions. Word has length 442 [2021-11-20 06:52:46,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:46,000 INFO L470 AbstractCegarLoop]: Abstraction has 6374 states and 7635 transitions. [2021-11-20 06:52:46,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 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) [2021-11-20 06:52:46,001 INFO L276 IsEmpty]: Start isEmpty. Operand 6374 states and 7635 transitions. [2021-11-20 06:52:46,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2021-11-20 06:52:46,008 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:46,009 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, 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, 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] [2021-11-20 06:52:46,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-20 06:52:46,010 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:46,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:46,010 INFO L85 PathProgramCache]: Analyzing trace with hash -255819651, now seen corresponding path program 1 times [2021-11-20 06:52:46,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:46,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168544141] [2021-11-20 06:52:46,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:46,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2021-11-20 06:52:46,242 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:46,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168544141] [2021-11-20 06:52:46,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168544141] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:46,243 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:46,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:52:46,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792616337] [2021-11-20 06:52:46,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:46,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:46,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:46,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:46,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:52:46,246 INFO L87 Difference]: Start difference. First operand 6374 states and 7635 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) [2021-11-20 06:52:48,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:48,179 INFO L93 Difference]: Finished difference Result 16633 states and 20159 transitions. [2021-11-20 06:52:48,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:52:48,179 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 539 [2021-11-20 06:52:48,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:48,197 INFO L225 Difference]: With dead ends: 16633 [2021-11-20 06:52:48,198 INFO L226 Difference]: Without dead ends: 10560 [2021-11-20 06:52:48,204 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 [2021-11-20 06:52:48,205 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 275 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 956 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 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, 1.9s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:48,206 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [275 Valid, 263 Invalid, 1154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 956 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-20 06:52:48,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10560 states. [2021-11-20 06:52:48,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10560 to 8467. [2021-11-20 06:52:48,336 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) [2021-11-20 06:52:48,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8467 states to 8467 states and 10127 transitions. [2021-11-20 06:52:48,351 INFO L78 Accepts]: Start accepts. Automaton has 8467 states and 10127 transitions. Word has length 539 [2021-11-20 06:52:48,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:48,352 INFO L470 AbstractCegarLoop]: Abstraction has 8467 states and 10127 transitions. [2021-11-20 06:52:48,353 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) [2021-11-20 06:52:48,353 INFO L276 IsEmpty]: Start isEmpty. Operand 8467 states and 10127 transitions. [2021-11-20 06:52:48,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2021-11-20 06:52:48,360 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:48,362 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, 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, 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] [2021-11-20 06:52:48,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-20 06:52:48,363 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:48,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:48,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1309397632, now seen corresponding path program 1 times [2021-11-20 06:52:48,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:48,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110977759] [2021-11-20 06:52:48,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:48,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:48,612 INFO L134 CoverageAnalysis]: Checked inductivity of 796 backedges. 496 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2021-11-20 06:52:48,613 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:48,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110977759] [2021-11-20 06:52:48,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110977759] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:48,613 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:48,614 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:52:48,614 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522536243] [2021-11-20 06:52:48,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:48,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:48,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:48,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:48,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:52:48,616 INFO L87 Difference]: Start difference. First operand 8467 states and 10127 transitions. Second operand has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 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) [2021-11-20 06:52:51,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:51,157 INFO L93 Difference]: Finished difference Result 19937 states and 23976 transitions. [2021-11-20 06:52:51,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:52:51,163 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 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 [2021-11-20 06:52:51,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:51,186 INFO L225 Difference]: With dead ends: 19937 [2021-11-20 06:52:51,186 INFO L226 Difference]: Without dead ends: 11771 [2021-11-20 06:52:51,195 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 [2021-11-20 06:52:51,196 INFO L933 BasicCegarLoop]: 587 mSDtfsCounter, 243 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 1041 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s 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, 2.4s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:51,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [243 Valid, 621 Invalid, 1197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1041 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-20 06:52:51,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11771 states. [2021-11-20 06:52:51,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11771 to 11759. [2021-11-20 06:52:51,359 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) [2021-11-20 06:52:51,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11759 states to 11759 states and 13803 transitions. [2021-11-20 06:52:51,378 INFO L78 Accepts]: Start accepts. Automaton has 11759 states and 13803 transitions. Word has length 556 [2021-11-20 06:52:51,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:51,379 INFO L470 AbstractCegarLoop]: Abstraction has 11759 states and 13803 transitions. [2021-11-20 06:52:51,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 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) [2021-11-20 06:52:51,380 INFO L276 IsEmpty]: Start isEmpty. Operand 11759 states and 13803 transitions. [2021-11-20 06:52:51,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2021-11-20 06:52:51,389 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:51,390 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, 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, 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] [2021-11-20 06:52:51,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-20 06:52:51,390 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:51,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:51,391 INFO L85 PathProgramCache]: Analyzing trace with hash -951322089, now seen corresponding path program 1 times [2021-11-20 06:52:51,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:51,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109915156] [2021-11-20 06:52:51,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:51,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:51,645 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-11-20 06:52:51,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:51,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109915156] [2021-11-20 06:52:51,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109915156] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:51,646 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:51,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:52:51,646 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117290191] [2021-11-20 06:52:51,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:51,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:51,647 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:51,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:51,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:52:51,648 INFO L87 Difference]: Start difference. First operand 11759 states and 13803 transitions. Second operand has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 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) [2021-11-20 06:52:53,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:53,285 INFO L93 Difference]: Finished difference Result 23514 states and 27644 transitions. [2021-11-20 06:52:53,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:52:53,286 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 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 566 [2021-11-20 06:52:53,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:53,307 INFO L225 Difference]: With dead ends: 23514 [2021-11-20 06:52:53,308 INFO L226 Difference]: Without dead ends: 12056 [2021-11-20 06:52:53,315 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 [2021-11-20 06:52:53,316 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 465 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 845 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:53,317 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [465 Valid, 71 Invalid, 1041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 845 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-20 06:52:53,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12056 states. [2021-11-20 06:52:53,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12056 to 11757. [2021-11-20 06:52:53,461 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) [2021-11-20 06:52:53,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11757 states to 11757 states and 13799 transitions. [2021-11-20 06:52:53,479 INFO L78 Accepts]: Start accepts. Automaton has 11757 states and 13799 transitions. Word has length 566 [2021-11-20 06:52:53,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:53,479 INFO L470 AbstractCegarLoop]: Abstraction has 11757 states and 13799 transitions. [2021-11-20 06:52:53,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 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) [2021-11-20 06:52:53,480 INFO L276 IsEmpty]: Start isEmpty. Operand 11757 states and 13799 transitions. [2021-11-20 06:52:53,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2021-11-20 06:52:53,493 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:53,493 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-11-20 06:52:53,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-20 06:52:53,494 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:53,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:53,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1512951466, now seen corresponding path program 1 times [2021-11-20 06:52:53,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:53,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789945809] [2021-11-20 06:52:53,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:53,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:53,713 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-20 06:52:53,713 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:53,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789945809] [2021-11-20 06:52:53,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789945809] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:53,714 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:53,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:52:53,714 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31566043] [2021-11-20 06:52:53,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:53,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:53,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:53,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:53,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:52:53,717 INFO L87 Difference]: Start difference. First operand 11757 states and 13799 transitions. Second operand has 3 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 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) [2021-11-20 06:52:55,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:55,115 INFO L93 Difference]: Finished difference Result 24708 states and 28972 transitions. [2021-11-20 06:52:55,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:52:55,116 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 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 586 [2021-11-20 06:52:55,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:55,140 INFO L225 Difference]: With dead ends: 24708 [2021-11-20 06:52:55,140 INFO L226 Difference]: Without dead ends: 13252 [2021-11-20 06:52:55,148 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 [2021-11-20 06:52:55,148 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 270 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:55,149 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [270 Valid, 324 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-20 06:52:55,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13252 states. [2021-11-20 06:52:55,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13252 to 9960. [2021-11-20 06:52:55,276 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) [2021-11-20 06:52:55,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9960 states to 9960 states and 11857 transitions. [2021-11-20 06:52:55,291 INFO L78 Accepts]: Start accepts. Automaton has 9960 states and 11857 transitions. Word has length 586 [2021-11-20 06:52:55,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:55,292 INFO L470 AbstractCegarLoop]: Abstraction has 9960 states and 11857 transitions. [2021-11-20 06:52:55,292 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 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) [2021-11-20 06:52:55,293 INFO L276 IsEmpty]: Start isEmpty. Operand 9960 states and 11857 transitions. [2021-11-20 06:52:55,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 593 [2021-11-20 06:52:55,303 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:55,304 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-20 06:52:55,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-20 06:52:55,304 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:55,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:55,305 INFO L85 PathProgramCache]: Analyzing trace with hash 241840910, now seen corresponding path program 1 times [2021-11-20 06:52:55,305 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:55,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290176703] [2021-11-20 06:52:55,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:55,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:55,563 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 444 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-20 06:52:55,563 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:55,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290176703] [2021-11-20 06:52:55,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290176703] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:55,563 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:52:55,564 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:52:55,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118388961] [2021-11-20 06:52:55,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:55,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:55,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:55,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:55,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:52:55,566 INFO L87 Difference]: Start difference. First operand 9960 states and 11857 transitions. Second operand has 3 states, 3 states have (on average 162.33333333333334) internal successors, (487), 3 states have internal predecessors, (487), 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) [2021-11-20 06:52:57,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:57,557 INFO L93 Difference]: Finished difference Result 25898 states and 30912 transitions. [2021-11-20 06:52:57,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:52:57,558 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 162.33333333333334) internal successors, (487), 3 states have internal predecessors, (487), 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 592 [2021-11-20 06:52:57,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:57,575 INFO L225 Difference]: With dead ends: 25898 [2021-11-20 06:52:57,575 INFO L226 Difference]: Without dead ends: 16239 [2021-11-20 06:52:57,581 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 [2021-11-20 06:52:57,582 INFO L933 BasicCegarLoop]: 158 mSDtfsCounter, 225 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 983 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 1177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:57,582 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [225 Valid, 187 Invalid, 1177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 983 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-20 06:52:57,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16239 states. [2021-11-20 06:52:57,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16239 to 12053. [2021-11-20 06:52:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12053 states, 12052 states have (on average 1.2118320610687023) internal successors, (14605), 12052 states have internal predecessors, (14605), 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) [2021-11-20 06:52:57,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12053 states to 12053 states and 14605 transitions. [2021-11-20 06:52:57,755 INFO L78 Accepts]: Start accepts. Automaton has 12053 states and 14605 transitions. Word has length 592 [2021-11-20 06:52:57,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:57,756 INFO L470 AbstractCegarLoop]: Abstraction has 12053 states and 14605 transitions. [2021-11-20 06:52:57,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 162.33333333333334) internal successors, (487), 3 states have internal predecessors, (487), 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) [2021-11-20 06:52:57,757 INFO L276 IsEmpty]: Start isEmpty. Operand 12053 states and 14605 transitions. [2021-11-20 06:52:57,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 611 [2021-11-20 06:52:57,772 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:52:57,773 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-20 06:52:57,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-20 06:52:57,773 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:52:57,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:52:57,774 INFO L85 PathProgramCache]: Analyzing trace with hash -2071206007, now seen corresponding path program 1 times [2021-11-20 06:52:57,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:52:57,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825126323] [2021-11-20 06:52:57,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:57,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:52:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:58,088 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 125 proven. 269 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:52:58,089 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:52:58,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825126323] [2021-11-20 06:52:58,089 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825126323] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 06:52:58,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1605567865] [2021-11-20 06:52:58,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:52:58,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:52:58,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:52:58,093 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:52:58,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 06:52:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:52:58,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:52:58,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:52:59,663 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:52:59,663 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 06:52:59,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1605567865] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:52:59,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 06:52:59,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-11-20 06:52:59,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745822223] [2021-11-20 06:52:59,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:52:59,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:52:59,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:52:59,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:52:59,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:52:59,671 INFO L87 Difference]: Start difference. First operand 12053 states and 14605 transitions. Second operand has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 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) [2021-11-20 06:53:01,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:53:01,291 INFO L93 Difference]: Finished difference Result 23807 states and 28906 transitions. [2021-11-20 06:53:01,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:53:01,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 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 610 [2021-11-20 06:53:01,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:53:01,307 INFO L225 Difference]: With dead ends: 23807 [2021-11-20 06:53:01,308 INFO L226 Difference]: Without dead ends: 12055 [2021-11-20 06:53:01,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 613 GetRequests, 609 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:53:01,315 INFO L933 BasicCegarLoop]: 432 mSDtfsCounter, 115 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 1070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-20 06:53:01,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 443 Invalid, 1070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-20 06:53:01,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12055 states. [2021-11-20 06:53:01,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12055 to 12051. [2021-11-20 06:53:01,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12051 states, 12050 states have (on average 1.183402489626556) internal successors, (14260), 12050 states have internal predecessors, (14260), 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) [2021-11-20 06:53:01,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12051 states to 12051 states and 14260 transitions. [2021-11-20 06:53:01,466 INFO L78 Accepts]: Start accepts. Automaton has 12051 states and 14260 transitions. Word has length 610 [2021-11-20 06:53:01,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:53:01,467 INFO L470 AbstractCegarLoop]: Abstraction has 12051 states and 14260 transitions. [2021-11-20 06:53:01,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 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) [2021-11-20 06:53:01,467 INFO L276 IsEmpty]: Start isEmpty. Operand 12051 states and 14260 transitions. [2021-11-20 06:53:01,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 630 [2021-11-20 06:53:01,480 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:53:01,480 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, 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, 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] [2021-11-20 06:53:01,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 06:53:01,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-20 06:53:01,708 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:53:01,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:53:01,709 INFO L85 PathProgramCache]: Analyzing trace with hash 1941336849, now seen corresponding path program 1 times [2021-11-20 06:53:01,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:53:01,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23438279] [2021-11-20 06:53:01,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:01,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:53:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:01,974 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 619 proven. 39 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2021-11-20 06:53:01,975 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:53:01,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23438279] [2021-11-20 06:53:01,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23438279] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 06:53:01,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647711795] [2021-11-20 06:53:01,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:01,976 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:53:01,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:53:01,980 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:53:02,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 06:53:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:02,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:53:02,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:53:03,172 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-11-20 06:53:03,172 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 06:53:03,172 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647711795] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:53:03,173 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 06:53:03,173 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-11-20 06:53:03,173 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270845257] [2021-11-20 06:53:03,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:53:03,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:53:03,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:53:03,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:53:03,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:53:03,176 INFO L87 Difference]: Start difference. First operand 12051 states and 14260 transitions. Second operand has 3 states, 3 states have (on average 89.0) internal successors, (267), 3 states have internal predecessors, (267), 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) [2021-11-20 06:53:04,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:53:04,892 INFO L93 Difference]: Finished difference Result 26792 states and 32329 transitions. [2021-11-20 06:53:04,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:53:04,893 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 89.0) internal successors, (267), 3 states have internal predecessors, (267), 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 629 [2021-11-20 06:53:04,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:53:04,911 INFO L225 Difference]: With dead ends: 26792 [2021-11-20 06:53:04,911 INFO L226 Difference]: Without dead ends: 15042 [2021-11-20 06:53:04,919 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 632 GetRequests, 628 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:53:04,920 INFO L933 BasicCegarLoop]: 588 mSDtfsCounter, 259 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 894 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 626 SdHoareTripleChecker+Invalid, 1084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-20 06:53:04,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [259 Valid, 626 Invalid, 1084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 894 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-20 06:53:04,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15042 states. [2021-11-20 06:53:05,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15042 to 14444. [2021-11-20 06:53:05,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14444 states, 14443 states have (on average 1.167832167832168) internal successors, (16867), 14443 states have internal predecessors, (16867), 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) [2021-11-20 06:53:05,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14444 states to 14444 states and 16867 transitions. [2021-11-20 06:53:05,096 INFO L78 Accepts]: Start accepts. Automaton has 14444 states and 16867 transitions. Word has length 629 [2021-11-20 06:53:05,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:53:05,097 INFO L470 AbstractCegarLoop]: Abstraction has 14444 states and 16867 transitions. [2021-11-20 06:53:05,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.0) internal successors, (267), 3 states have internal predecessors, (267), 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) [2021-11-20 06:53:05,097 INFO L276 IsEmpty]: Start isEmpty. Operand 14444 states and 16867 transitions. [2021-11-20 06:53:05,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2021-11-20 06:53:05,115 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:53:05,116 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2021-11-20 06:53:05,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 06:53:05,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-20 06:53:05,344 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:53:05,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:53:05,345 INFO L85 PathProgramCache]: Analyzing trace with hash -599106639, now seen corresponding path program 1 times [2021-11-20 06:53:05,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:53:05,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098228060] [2021-11-20 06:53:05,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:05,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:53:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:05,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1239 backedges. 765 proven. 39 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2021-11-20 06:53:05,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:53:05,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098228060] [2021-11-20 06:53:05,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098228060] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 06:53:05,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1721918350] [2021-11-20 06:53:05,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:05,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:53:05,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:53:05,610 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:53:05,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-20 06:53:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:05,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-20 06:53:05,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:53:07,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1239 backedges. 765 proven. 39 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2021-11-20 06:53:07,637 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 06:53:09,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1239 backedges. 765 proven. 39 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2021-11-20 06:53:09,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1721918350] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 06:53:09,493 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 06:53:09,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-11-20 06:53:09,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965414364] [2021-11-20 06:53:09,494 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 06:53:09,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-20 06:53:09,497 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:53:09,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-20 06:53:09,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-11-20 06:53:09,497 INFO L87 Difference]: Start difference. First operand 14444 states and 16867 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) [2021-11-20 06:53:15,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:53:15,380 INFO L93 Difference]: Finished difference Result 36219 states and 41865 transitions. [2021-11-20 06:53:15,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-20 06:53:15,380 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 686 [2021-11-20 06:53:15,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:53:15,395 INFO L225 Difference]: With dead ends: 36219 [2021-11-20 06:53:15,395 INFO L226 Difference]: Without dead ends: 16837 [2021-11-20 06:53:15,402 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1381 GetRequests, 1367 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2021-11-20 06:53:15,403 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 3108 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 5237 mSolverCounterSat, 641 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3108 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 5878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 641 IncrementalHoareTripleChecker+Valid, 5237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2021-11-20 06:53:15,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3108 Valid, 236 Invalid, 5878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [641 Valid, 5237 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2021-11-20 06:53:15,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16837 states. [2021-11-20 06:53:15,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16837 to 16834. [2021-11-20 06:53:15,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16834 states, 16833 states have (on average 1.058694231568942) internal successors, (17821), 16833 states have internal predecessors, (17821), 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) [2021-11-20 06:53:15,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16834 states to 16834 states and 17821 transitions. [2021-11-20 06:53:15,643 INFO L78 Accepts]: Start accepts. Automaton has 16834 states and 17821 transitions. Word has length 686 [2021-11-20 06:53:15,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:53:15,643 INFO L470 AbstractCegarLoop]: Abstraction has 16834 states and 17821 transitions. [2021-11-20 06:53:15,644 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) [2021-11-20 06:53:15,644 INFO L276 IsEmpty]: Start isEmpty. Operand 16834 states and 17821 transitions. [2021-11-20 06:53:15,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2021-11-20 06:53:15,652 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:53:15,653 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:53:15,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-20 06:53:15,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-11-20 06:53:15,855 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:53:15,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:53:15,856 INFO L85 PathProgramCache]: Analyzing trace with hash 410633746, now seen corresponding path program 1 times [2021-11-20 06:53:15,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:53:15,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489477989] [2021-11-20 06:53:15,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:15,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:53:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,141 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 593 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-11-20 06:53:16,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:53:16,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489477989] [2021-11-20 06:53:16,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489477989] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:53:16,142 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:53:16,143 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 06:53:16,143 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470853791] [2021-11-20 06:53:16,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:53:16,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 06:53:16,144 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:53:16,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 06:53:16,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 06:53:16,145 INFO L87 Difference]: Start difference. First operand 16834 states and 17821 transitions. Second operand has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 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) [2021-11-20 06:53:17,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:53:17,669 INFO L93 Difference]: Finished difference Result 35468 states and 37501 transitions. [2021-11-20 06:53:17,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 06:53:17,669 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 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 686 [2021-11-20 06:53:17,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:53:17,688 INFO L225 Difference]: With dead ends: 35468 [2021-11-20 06:53:17,688 INFO L226 Difference]: Without dead ends: 18935 [2021-11-20 06:53:17,698 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 [2021-11-20 06:53:17,698 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 582 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 1722 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 582 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 1868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-20 06:53:17,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [582 Valid, 425 Invalid, 1868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1722 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-20 06:53:17,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18935 states. [2021-11-20 06:53:17,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18935 to 18931. [2021-11-20 06:53:17,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18931 states, 18930 states have (on average 1.0426307448494454) internal successors, (19737), 18930 states have internal predecessors, (19737), 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) [2021-11-20 06:53:17,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18931 states to 18931 states and 19737 transitions. [2021-11-20 06:53:17,971 INFO L78 Accepts]: Start accepts. Automaton has 18931 states and 19737 transitions. Word has length 686 [2021-11-20 06:53:17,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:53:17,972 INFO L470 AbstractCegarLoop]: Abstraction has 18931 states and 19737 transitions. [2021-11-20 06:53:17,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 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) [2021-11-20 06:53:17,972 INFO L276 IsEmpty]: Start isEmpty. Operand 18931 states and 19737 transitions. [2021-11-20 06:53:17,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 727 [2021-11-20 06:53:17,985 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:53:17,985 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:53:17,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-20 06:53:17,986 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:53:17,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:53:17,987 INFO L85 PathProgramCache]: Analyzing trace with hash 908850648, now seen corresponding path program 1 times [2021-11-20 06:53:17,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:53:17,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473979990] [2021-11-20 06:53:17,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:17,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:53:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:18,272 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2021-11-20 06:53:18,273 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:53:18,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473979990] [2021-11-20 06:53:18,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473979990] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:53:18,274 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:53:18,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:53:18,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966940364] [2021-11-20 06:53:18,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:53:18,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:53:18,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:53:18,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:53:18,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:53:18,277 INFO L87 Difference]: Start difference. First operand 18931 states and 19737 transitions. Second operand has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 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) [2021-11-20 06:53:19,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:53:19,387 INFO L93 Difference]: Finished difference Result 40563 states and 42304 transitions. [2021-11-20 06:53:19,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:53:19,387 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 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 726 [2021-11-20 06:53:19,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:53:19,406 INFO L225 Difference]: With dead ends: 40563 [2021-11-20 06:53:19,407 INFO L226 Difference]: Without dead ends: 21933 [2021-11-20 06:53:19,417 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 [2021-11-20 06:53:19,418 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 346 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 782 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-11-20 06:53:19,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [346 Valid, 122 Invalid, 918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 782 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-11-20 06:53:19,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21933 states. [2021-11-20 06:53:19,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21933 to 20425. [2021-11-20 06:53:19,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20425 states, 20424 states have (on average 1.0399040344692518) internal successors, (21239), 20424 states have internal predecessors, (21239), 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) [2021-11-20 06:53:19,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20425 states to 20425 states and 21239 transitions. [2021-11-20 06:53:19,690 INFO L78 Accepts]: Start accepts. Automaton has 20425 states and 21239 transitions. Word has length 726 [2021-11-20 06:53:19,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:53:19,690 INFO L470 AbstractCegarLoop]: Abstraction has 20425 states and 21239 transitions. [2021-11-20 06:53:19,691 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 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) [2021-11-20 06:53:19,691 INFO L276 IsEmpty]: Start isEmpty. Operand 20425 states and 21239 transitions. [2021-11-20 06:53:19,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 757 [2021-11-20 06:53:19,701 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:53:19,702 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-20 06:53:19,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-20 06:53:19,702 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:53:19,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:53:19,703 INFO L85 PathProgramCache]: Analyzing trace with hash -586254201, now seen corresponding path program 1 times [2021-11-20 06:53:19,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:53:19,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840103307] [2021-11-20 06:53:19,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:19,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:53:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:20,081 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 583 proven. 188 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2021-11-20 06:53:20,081 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:53:20,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840103307] [2021-11-20 06:53:20,081 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840103307] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 06:53:20,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1008740444] [2021-11-20 06:53:20,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:20,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:53:20,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:53:20,088 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:53:20,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-20 06:53:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:20,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 907 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:53:20,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:53:27,696 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 726 trivial. 0 not checked. [2021-11-20 06:53:27,697 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 06:53:27,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1008740444] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:53:27,697 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 06:53:27,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-11-20 06:53:27,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827724530] [2021-11-20 06:53:27,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:53:27,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:53:27,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:53:27,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:53:27,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:53:27,700 INFO L87 Difference]: Start difference. First operand 20425 states and 21239 transitions. Second operand has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 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) [2021-11-20 06:53:27,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:53:27,755 INFO L93 Difference]: Finished difference Result 20429 states and 21242 transitions. [2021-11-20 06:53:27,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:53:27,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 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 756 [2021-11-20 06:53:27,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:53:27,773 INFO L225 Difference]: With dead ends: 20429 [2021-11-20 06:53:27,773 INFO L226 Difference]: Without dead ends: 20427 [2021-11-20 06:53:27,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 759 GetRequests, 755 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:53:27,777 INFO L933 BasicCegarLoop]: 484 mSDtfsCounter, 239 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 522 SdHoareTripleChecker+Invalid, 766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 766 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 06:53:27,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 522 Invalid, 766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 766 Unchecked, 0.0s Time] [2021-11-20 06:53:27,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20427 states. [2021-11-20 06:53:27,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20427 to 20126. [2021-11-20 06:53:27,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20126 states, 20125 states have (on average 1.039751552795031) internal successors, (20925), 20125 states have internal predecessors, (20925), 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) [2021-11-20 06:53:27,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20126 states to 20126 states and 20925 transitions. [2021-11-20 06:53:27,950 INFO L78 Accepts]: Start accepts. Automaton has 20126 states and 20925 transitions. Word has length 756 [2021-11-20 06:53:27,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:53:27,951 INFO L470 AbstractCegarLoop]: Abstraction has 20126 states and 20925 transitions. [2021-11-20 06:53:27,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 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) [2021-11-20 06:53:27,951 INFO L276 IsEmpty]: Start isEmpty. Operand 20126 states and 20925 transitions. [2021-11-20 06:53:27,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 814 [2021-11-20 06:53:27,965 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:53:27,965 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-20 06:53:27,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-20 06:53:28,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:53:28,166 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:53:28,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:53:28,167 INFO L85 PathProgramCache]: Analyzing trace with hash -176504871, now seen corresponding path program 1 times [2021-11-20 06:53:28,167 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:53:28,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798508249] [2021-11-20 06:53:28,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:28,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:53:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:28,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1310 backedges. 714 proven. 0 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2021-11-20 06:53:28,506 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:53:28,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798508249] [2021-11-20 06:53:28,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798508249] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:53:28,506 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:53:28,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:53:28,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998354192] [2021-11-20 06:53:28,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:53:28,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:53:28,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:53:28,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:53:28,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:53:28,580 INFO L87 Difference]: Start difference. First operand 20126 states and 20925 transitions. Second operand has 3 states, 3 states have (on average 154.33333333333334) internal successors, (463), 3 states have internal predecessors, (463), 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) [2021-11-20 06:53:29,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:53:29,498 INFO L93 Difference]: Finished difference Result 33624 states and 34867 transitions. [2021-11-20 06:53:29,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:53:29,499 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 154.33333333333334) internal successors, (463), 3 states have internal predecessors, (463), 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 813 [2021-11-20 06:53:29,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:53:29,508 INFO L225 Difference]: With dead ends: 33624 [2021-11-20 06:53:29,508 INFO L226 Difference]: Without dead ends: 13799 [2021-11-20 06:53:29,514 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 [2021-11-20 06:53:29,514 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 223 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 679 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 06:53:29,515 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [223 Valid, 357 Invalid, 746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 679 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-20 06:53:29,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13799 states. [2021-11-20 06:53:29,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13799 to 11403. [2021-11-20 06:53:29,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11403 states, 11402 states have (on average 1.0329766707595158) internal successors, (11778), 11402 states have internal predecessors, (11778), 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) [2021-11-20 06:53:29,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11403 states to 11403 states and 11778 transitions. [2021-11-20 06:53:29,614 INFO L78 Accepts]: Start accepts. Automaton has 11403 states and 11778 transitions. Word has length 813 [2021-11-20 06:53:29,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:53:29,615 INFO L470 AbstractCegarLoop]: Abstraction has 11403 states and 11778 transitions. [2021-11-20 06:53:29,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.33333333333334) internal successors, (463), 3 states have internal predecessors, (463), 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) [2021-11-20 06:53:29,615 INFO L276 IsEmpty]: Start isEmpty. Operand 11403 states and 11778 transitions. [2021-11-20 06:53:29,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 842 [2021-11-20 06:53:29,623 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:53:29,624 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:53:29,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-20 06:53:29,624 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:53:29,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:53:29,625 INFO L85 PathProgramCache]: Analyzing trace with hash -1105125242, now seen corresponding path program 1 times [2021-11-20 06:53:29,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:53:29,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47454202] [2021-11-20 06:53:29,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:29,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:53:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:29,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1093 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 842 trivial. 0 not checked. [2021-11-20 06:53:29,934 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:53:29,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47454202] [2021-11-20 06:53:29,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47454202] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:53:29,934 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:53:29,935 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:53:29,935 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433281540] [2021-11-20 06:53:29,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:53:29,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:53:29,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:53:29,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:53:29,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:53:29,937 INFO L87 Difference]: Start difference. First operand 11403 states and 11778 transitions. Second operand has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 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) [2021-11-20 06:53:30,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:53:30,855 INFO L93 Difference]: Finished difference Result 22501 states and 23237 transitions. [2021-11-20 06:53:30,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:53:30,856 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 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 841 [2021-11-20 06:53:30,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:53:30,857 INFO L225 Difference]: With dead ends: 22501 [2021-11-20 06:53:30,857 INFO L226 Difference]: Without dead ends: 0 [2021-11-20 06:53:30,866 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 [2021-11-20 06:53:30,867 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 323 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 668 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 06:53:30,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [323 Valid, 393 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 668 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-20 06:53:30,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-20 06:53:30,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-20 06:53:30,869 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) [2021-11-20 06:53:30,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-20 06:53:30,869 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 841 [2021-11-20 06:53:30,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:53:30,869 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 06:53:30,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 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) [2021-11-20 06:53:30,870 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-20 06:53:30,870 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-20 06:53:30,872 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 06:53:30,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-20 06:53:30,875 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-20 06:53:41,092 INFO L858 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,092 INFO L858 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,093 INFO L858 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,093 INFO L858 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,093 INFO L858 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,093 INFO L858 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,093 INFO L858 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2021-11-20 06:53:41,093 INFO L858 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2021-11-20 06:53:41,093 INFO L858 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,094 INFO L858 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,094 INFO L858 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,094 INFO L858 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-11-20 06:53:41,094 INFO L858 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,094 INFO L858 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,094 INFO L858 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,095 INFO L858 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,095 INFO L858 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,095 INFO L858 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-11-20 06:53:41,095 INFO L858 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,095 INFO L858 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,095 INFO L858 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2021-11-20 06:53:41,095 INFO L858 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2021-11-20 06:53:41,096 INFO L858 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,096 INFO L858 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,096 INFO L858 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,096 INFO L858 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,096 INFO L858 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-11-20 06:53:41,096 INFO L858 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,096 INFO L858 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2021-11-20 06:53:41,097 INFO L858 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2021-11-20 06:53:41,097 INFO L858 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,097 INFO L858 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,097 INFO L858 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2021-11-20 06:53:41,097 INFO L858 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2021-11-20 06:53:41,097 INFO L858 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,098 INFO L858 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,098 INFO L858 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,098 INFO L858 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,098 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,098 INFO L858 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-11-20 06:53:41,098 INFO L858 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,098 INFO L858 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,099 INFO L858 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,099 INFO L858 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,099 INFO L858 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,099 INFO L858 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,099 INFO L858 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-11-20 06:53:41,099 INFO L858 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,099 INFO L858 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,100 INFO L858 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,100 INFO L858 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,100 INFO L858 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,100 INFO L858 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,100 INFO L858 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-11-20 06:53:41,100 INFO L858 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,101 INFO L858 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,101 INFO L858 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,101 INFO L858 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,101 INFO L858 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,101 INFO L858 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,101 INFO L858 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-11-20 06:53:41,101 INFO L858 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,102 INFO L858 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,102 INFO L858 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,102 INFO L858 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,102 INFO L858 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2021-11-20 06:53:41,102 INFO L858 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2021-11-20 06:53:41,102 INFO L858 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,102 INFO L858 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,103 INFO L858 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,103 INFO L858 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,103 INFO L858 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-11-20 06:53:41,103 INFO L858 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,103 INFO L858 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,103 INFO L858 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,103 INFO L858 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,104 INFO L858 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,104 INFO L858 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,104 INFO L858 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2021-11-20 06:53:41,104 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,104 INFO L858 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2021-11-20 06:53:41,104 INFO L858 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2021-11-20 06:53:41,105 INFO L858 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2021-11-20 06:53:41,105 INFO L858 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-11-20 06:53:41,105 INFO L858 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,105 INFO L858 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,105 INFO L858 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,105 INFO L858 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,105 INFO L858 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,106 INFO L858 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,106 INFO L858 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,106 INFO L858 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,106 INFO L858 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-11-20 06:53:41,106 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-20 06:53:41,106 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 212) no Hoare annotation was computed. [2021-11-20 06:53:41,107 INFO L858 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,107 INFO L858 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,107 INFO L858 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,107 INFO L858 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,107 INFO L858 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,107 INFO L858 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-11-20 06:53:41,107 INFO L858 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,108 INFO L858 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2021-11-20 06:53:41,108 INFO L858 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2021-11-20 06:53:41,108 INFO L858 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2021-11-20 06:53:41,108 INFO L858 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2021-11-20 06:53:41,108 INFO L858 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2021-11-20 06:53:41,108 INFO L858 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2021-11-20 06:53:41,108 INFO L858 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,109 INFO L858 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,109 INFO L858 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,109 INFO L858 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,109 INFO L858 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2021-11-20 06:53:41,109 INFO L858 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2021-11-20 06:53:41,109 INFO L858 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,110 INFO L858 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-11-20 06:53:41,110 INFO L858 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,110 INFO L858 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,110 INFO L858 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,110 INFO L858 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,110 INFO L858 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,110 INFO L858 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,111 INFO L858 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-11-20 06:53:41,111 INFO L858 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,111 INFO L858 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,111 INFO L858 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,111 INFO L858 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,111 INFO L858 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,111 INFO L858 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2021-11-20 06:53:41,112 INFO L858 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2021-11-20 06:53:41,112 INFO L858 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,112 INFO L858 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-11-20 06:53:41,112 INFO L858 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2021-11-20 06:53:41,112 INFO L858 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2021-11-20 06:53:41,112 INFO L858 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,113 INFO L858 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2021-11-20 06:53:41,113 INFO L858 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2021-11-20 06:53:41,113 INFO L858 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,113 INFO L858 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,113 INFO L858 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,113 INFO L858 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,113 INFO L858 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-11-20 06:53:41,114 INFO L858 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,114 INFO L858 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,114 INFO L858 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,114 INFO L858 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,114 INFO L858 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2021-11-20 06:53:41,114 INFO L858 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2021-11-20 06:53:41,114 INFO L858 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,115 INFO L858 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-11-20 06:53:41,115 INFO L858 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,115 INFO L858 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,115 INFO L858 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,115 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,115 INFO L858 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,116 INFO L858 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,116 INFO L858 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-11-20 06:53:41,116 INFO L858 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,116 INFO L858 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,116 INFO L858 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,116 INFO L858 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,116 INFO L858 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,117 INFO L858 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,117 INFO L858 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,117 INFO L858 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-11-20 06:53:41,117 INFO L858 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,117 INFO L858 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,117 INFO L858 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,117 INFO L858 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,118 INFO L858 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,118 INFO L858 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-11-20 06:53:41,118 INFO L858 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,118 INFO L858 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,118 INFO L858 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,118 INFO L858 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,118 INFO L858 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,119 INFO L858 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,119 INFO L858 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,119 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-20 06:53:41,119 INFO L858 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,119 INFO L858 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2021-11-20 06:53:41,119 INFO L858 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2021-11-20 06:53:41,119 INFO L858 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,120 INFO L858 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,120 INFO L858 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-11-20 06:53:41,120 INFO L858 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,120 INFO L858 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,120 INFO L858 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,120 INFO L858 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,121 INFO L858 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,121 INFO L858 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-11-20 06:53:41,121 INFO L858 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,121 INFO L858 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,121 INFO L858 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,121 INFO L858 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,121 INFO L858 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,122 INFO L858 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-11-20 06:53:41,122 INFO L858 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,122 INFO L858 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,122 INFO L858 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,122 INFO L858 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,122 INFO L858 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-11-20 06:53:41,122 INFO L858 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-11-20 06:53:41,123 INFO L858 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,123 INFO L858 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,123 INFO L858 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,123 INFO L858 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,123 INFO L858 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,123 INFO L858 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2021-11-20 06:53:41,123 INFO L858 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2021-11-20 06:53:41,124 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,124 INFO L858 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-11-20 06:53:41,124 INFO L858 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-11-20 06:53:41,124 INFO L858 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,124 INFO L858 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,124 INFO L858 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,124 INFO L858 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,125 INFO L858 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,125 INFO L858 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2021-11-20 06:53:41,125 INFO L858 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2021-11-20 06:53:41,125 INFO L858 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2021-11-20 06:53:41,125 INFO L858 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2021-11-20 06:53:41,125 INFO L858 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,126 INFO L858 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,126 INFO L858 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,126 INFO L858 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-11-20 06:53:41,126 INFO L858 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-11-20 06:53:41,126 INFO L858 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,126 INFO L858 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,126 INFO L858 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,127 INFO L858 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,127 INFO L858 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,127 INFO L858 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,127 INFO L858 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2021-11-20 06:53:41,127 INFO L858 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2021-11-20 06:53:41,127 INFO L858 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-11-20 06:53:41,127 INFO L858 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,128 INFO L858 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-11-20 06:53:41,128 INFO L858 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,128 INFO L858 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,128 INFO L858 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,128 INFO L858 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,128 INFO L858 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,128 INFO L858 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,129 INFO L858 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,129 INFO L858 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,129 INFO L858 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-11-20 06:53:41,129 INFO L858 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-11-20 06:53:41,129 INFO L858 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2021-11-20 06:53:41,129 INFO L858 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2021-11-20 06:53:41,129 INFO L858 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,129 INFO L858 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,130 INFO L858 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,130 INFO L858 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,130 INFO L854 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse2 (+ 98 ~a0~0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse7 (<= 0 (+ ~a29~0 127))) (.cse12 (<= 0 (+ ~a0~0 60))) (.cse8 (<= (+ ~a4~0 86) 0))) (let ((.cse6 (= 3 ~a2~0)) (.cse9 (= ~a2~0 1)) (.cse3 (<= ~a29~0 43)) (.cse10 (or (and .cse7 .cse1) (and .cse7 .cse12 .cse8))) (.cse14 (<= (+ ~a0~0 61) 0)) (.cse5 (<= .cse2 0)) (.cse13 (<= ~a2~0 2)) (.cse11 (<= 5 ~a2~0)) (.cse23 (<= (+ 104 ~a0~0) 0)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse22 (<= 44 ~a29~0)) (.cse0 (<= 2 ~a2~0))) (or (and .cse0 .cse1 (< 0 .cse2) .cse3) (and .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse6) (and .cse4 .cse7 .cse9 .cse3) (and .cse4 .cse0 (<= (+ ~a0~0 147) 0)) (and .cse10 .cse11) (and .cse0 .cse10 .cse3) (and .cse0 (or (and .cse12 .cse8 .cse13) (and .cse1 .cse13))) (and .cse4 .cse9 .cse3 .cse14) (and .cse9 .cse8 .cse14) (and .cse4 .cse5 .cse9) (and .cse0 .cse1 (exists ((v_~a29~0_899 Int)) (let ((.cse20 (* v_~a29~0_899 9))) (let ((.cse21 (div .cse20 10))) (let ((.cse15 (+ .cse21 1))) (let ((.cse19 (mod .cse15 63))) (and (< .cse15 0) (let ((.cse17 (mod .cse21 63)) (.cse16 (= (mod .cse20 10) 0)) (.cse18 (+ ~a29~0 143))) (or (and .cse16 (not (= .cse17 0)) (<= .cse17 .cse18)) (<= .cse17 (+ ~a29~0 80)) (and (not .cse16) (<= .cse19 .cse18)))) (not (= .cse19 0)))))))) .cse3) (and .cse4 .cse7 .cse5 .cse11) (and .cse0 .cse10 .cse14) (and .cse22 .cse0 .cse5 .cse13) (and .cse4 .cse0 .cse7 .cse5 .cse13) (and .cse1 .cse11) (and .cse23 .cse4 .cse11) (and .cse23 .cse4 .cse22 .cse0)))) [2021-11-20 06:53:41,130 INFO L858 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-11-20 06:53:41,131 INFO L858 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-11-20 06:53:41,131 INFO L858 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,131 INFO L858 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,131 INFO L858 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,131 INFO L858 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,131 INFO L858 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,131 INFO L858 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,132 INFO L858 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,132 INFO L858 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2021-11-20 06:53:41,132 INFO L858 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,132 INFO L858 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2021-11-20 06:53:41,132 INFO L861 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2021-11-20 06:53:41,132 INFO L858 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,132 INFO L858 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2021-11-20 06:53:41,132 INFO L858 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2021-11-20 06:53:41,132 INFO L858 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-11-20 06:53:41,132 INFO L858 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-11-20 06:53:41,132 INFO L858 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,133 INFO L858 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,133 INFO L858 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,133 INFO L858 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,133 INFO L858 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,133 INFO L858 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-11-20 06:53:41,133 INFO L858 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-11-20 06:53:41,133 INFO L858 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,133 INFO L858 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2021-11-20 06:53:41,134 INFO L858 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2021-11-20 06:53:41,134 INFO L858 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,134 INFO L858 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,134 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-20 06:53:41,134 INFO L858 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,134 INFO L858 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,134 INFO L858 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,135 INFO L858 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,135 INFO L854 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse2 (+ 98 ~a0~0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse7 (<= 0 (+ ~a29~0 127))) (.cse13 (<= 0 (+ ~a0~0 60))) (.cse8 (<= (+ ~a4~0 86) 0))) (let ((.cse6 (= 3 ~a2~0)) (.cse11 (or (and .cse7 .cse1) (and .cse7 .cse13 .cse8))) (.cse10 (<= (+ ~a0~0 61) 0)) (.cse3 (<= ~a29~0 43)) (.cse9 (= ~a2~0 1)) (.cse5 (<= .cse2 0)) (.cse14 (<= ~a2~0 2)) (.cse12 (<= 5 ~a2~0)) (.cse23 (<= (+ 104 ~a0~0) 0)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse22 (<= 44 ~a29~0)) (.cse0 (<= 2 ~a2~0))) (or (and .cse0 .cse1 (< 0 .cse2) .cse3) (and .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse6) (and .cse4 .cse7 .cse9 .cse3) (and .cse4 .cse0 (<= (+ ~a0~0 147) 0)) (and .cse0 .cse7 .cse1 .cse10) (and .cse11 .cse12) (and .cse0 .cse11 .cse3) (and .cse0 (or (and .cse13 .cse8 .cse14) (and .cse1 .cse14))) (and .cse4 .cse9 .cse3 .cse10) (and .cse9 .cse8 .cse10) (and .cse4 .cse5 .cse9) (and .cse0 .cse1 (exists ((v_~a29~0_899 Int)) (let ((.cse20 (* v_~a29~0_899 9))) (let ((.cse21 (div .cse20 10))) (let ((.cse15 (+ .cse21 1))) (let ((.cse19 (mod .cse15 63))) (and (< .cse15 0) (let ((.cse17 (mod .cse21 63)) (.cse16 (= (mod .cse20 10) 0)) (.cse18 (+ ~a29~0 143))) (or (and .cse16 (not (= .cse17 0)) (<= .cse17 .cse18)) (<= .cse17 (+ ~a29~0 80)) (and (not .cse16) (<= .cse19 .cse18)))) (not (= .cse19 0)))))))) .cse3) (and .cse4 .cse7 .cse5 .cse12) (and .cse9 .cse8 (<= (+ ~a29~0 144) 0)) (and .cse22 .cse0 .cse5 .cse14) (and .cse4 .cse0 .cse7 .cse5 .cse14) (and .cse1 .cse12) (and .cse23 .cse4 .cse12) (and .cse23 .cse4 .cse22 .cse0)))) [2021-11-20 06:53:41,135 INFO L858 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,135 INFO L858 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-11-20 06:53:41,135 INFO L858 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-11-20 06:53:41,136 INFO L858 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,136 INFO L858 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,136 INFO L858 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,136 INFO L858 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,136 INFO L858 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,136 INFO L858 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,136 INFO L858 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-11-20 06:53:41,137 INFO L858 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-11-20 06:53:41,137 INFO L858 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,137 INFO L858 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,137 INFO L858 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2021-11-20 06:53:41,137 INFO L858 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,137 INFO L858 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,137 INFO L858 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,138 INFO L858 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,138 INFO L858 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,138 INFO L858 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,138 INFO L858 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-11-20 06:53:41,138 INFO L858 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-11-20 06:53:41,138 INFO L858 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,138 INFO L858 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,139 INFO L858 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,139 INFO L858 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,139 INFO L858 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,139 INFO L858 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,139 INFO L858 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-11-20 06:53:41,139 INFO L858 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,139 INFO L858 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-11-20 06:53:41,140 INFO L858 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,140 INFO L858 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,140 INFO L858 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,140 INFO L858 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,140 INFO L858 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,140 INFO L858 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,140 INFO L858 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,141 INFO L858 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-11-20 06:53:41,141 INFO L858 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-11-20 06:53:41,141 INFO L858 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,141 INFO L858 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,141 INFO L858 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,141 INFO L858 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,141 INFO L858 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,142 INFO L858 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,142 INFO L858 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,142 INFO L858 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-11-20 06:53:41,142 INFO L858 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-11-20 06:53:41,142 INFO L858 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,142 INFO L858 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,143 INFO L858 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,143 INFO L858 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,143 INFO L858 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,143 INFO L858 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,143 INFO L858 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,143 INFO L858 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2021-11-20 06:53:41,143 INFO L858 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2021-11-20 06:53:41,144 INFO L858 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,144 INFO L858 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-11-20 06:53:41,144 INFO L858 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-11-20 06:53:41,144 INFO L858 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,144 INFO L858 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,144 INFO L858 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,144 INFO L858 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,145 INFO L858 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,145 INFO L858 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,145 INFO L854 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse2 (+ 98 ~a0~0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse7 (<= 0 (+ ~a29~0 127))) (.cse13 (<= 0 (+ ~a0~0 60))) (.cse8 (<= (+ ~a4~0 86) 0))) (let ((.cse6 (= 3 ~a2~0)) (.cse11 (or (and .cse7 .cse1) (and .cse7 .cse13 .cse8))) (.cse10 (<= (+ ~a0~0 61) 0)) (.cse3 (<= ~a29~0 43)) (.cse9 (= ~a2~0 1)) (.cse5 (<= .cse2 0)) (.cse14 (<= ~a2~0 2)) (.cse12 (<= 5 ~a2~0)) (.cse23 (<= (+ 104 ~a0~0) 0)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse22 (<= 44 ~a29~0)) (.cse0 (<= 2 ~a2~0))) (or (and .cse0 .cse1 (< 0 .cse2) .cse3) (and .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse6) (and .cse4 .cse7 .cse9 .cse3) (and .cse4 .cse0 (<= (+ ~a0~0 147) 0)) (and .cse0 .cse7 .cse1 .cse10) (and .cse11 .cse12) (and .cse0 .cse11 .cse3) (and .cse0 (or (and .cse13 .cse8 .cse14) (and .cse1 .cse14))) (and .cse4 .cse9 .cse3 .cse10) (and .cse9 .cse8 .cse10) (and .cse4 .cse5 .cse9) (and .cse0 .cse1 (exists ((v_~a29~0_899 Int)) (let ((.cse20 (* v_~a29~0_899 9))) (let ((.cse21 (div .cse20 10))) (let ((.cse15 (+ .cse21 1))) (let ((.cse19 (mod .cse15 63))) (and (< .cse15 0) (let ((.cse17 (mod .cse21 63)) (.cse16 (= (mod .cse20 10) 0)) (.cse18 (+ ~a29~0 143))) (or (and .cse16 (not (= .cse17 0)) (<= .cse17 .cse18)) (<= .cse17 (+ ~a29~0 80)) (and (not .cse16) (<= .cse19 .cse18)))) (not (= .cse19 0)))))))) .cse3) (and .cse4 .cse7 .cse5 .cse12) (and .cse9 .cse8 (<= (+ ~a29~0 144) 0)) (and .cse22 .cse0 .cse5 .cse14) (and .cse4 .cse0 .cse7 .cse5 .cse14) (and .cse1 .cse12) (and .cse23 .cse4 .cse12) (and .cse23 .cse4 .cse22 .cse0)))) [2021-11-20 06:53:41,145 INFO L858 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-11-20 06:53:41,145 INFO L858 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-11-20 06:53:41,145 INFO L858 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,145 INFO L858 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,146 INFO L858 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,146 INFO L858 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,146 INFO L858 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,146 INFO L858 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,146 INFO L858 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,146 INFO L858 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,146 INFO L858 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-11-20 06:53:41,147 INFO L858 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-11-20 06:53:41,147 INFO L858 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,147 INFO L858 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2021-11-20 06:53:41,147 INFO L858 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2021-11-20 06:53:41,147 INFO L858 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,147 INFO L858 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,147 INFO L858 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,148 INFO L858 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,148 INFO L858 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,148 INFO L858 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,148 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-20 06:53:41,148 INFO L858 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-11-20 06:53:41,148 INFO L858 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,148 INFO L858 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,149 INFO L858 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,149 INFO L858 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,149 INFO L858 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2021-11-20 06:53:41,149 INFO L858 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2021-11-20 06:53:41,149 INFO L858 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2021-11-20 06:53:41,149 INFO L858 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,149 INFO L858 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2021-11-20 06:53:41,150 INFO L858 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-11-20 06:53:41,150 INFO L858 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,150 INFO L858 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,150 INFO L858 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,150 INFO L858 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,150 INFO L858 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,150 INFO L858 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,151 INFO L858 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,151 INFO L858 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-11-20 06:53:41,151 INFO L858 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,151 INFO L858 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,151 INFO L858 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,151 INFO L858 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,151 INFO L858 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-11-20 06:53:41,152 INFO L858 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,152 INFO L858 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,152 INFO L858 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2021-11-20 06:53:41,152 INFO L858 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,152 INFO L858 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,152 INFO L858 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,152 INFO L858 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,153 INFO L858 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,153 INFO L858 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,153 INFO L858 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,153 INFO L858 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-11-20 06:53:41,153 INFO L858 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2021-11-20 06:53:41,153 INFO L858 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,153 INFO L858 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-11-20 06:53:41,154 INFO L858 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,154 INFO L858 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2021-11-20 06:53:41,154 INFO L858 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,154 INFO L858 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-11-20 06:53:41,154 INFO L858 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2021-11-20 06:53:41,157 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] [2021-11-20 06:53:41,159 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 06:53:41,175 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,176 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,176 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,183 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,183 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,183 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,184 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,184 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,199 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,200 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,200 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,200 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,200 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,201 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,201 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,206 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,213 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,214 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,214 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,214 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,215 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,215 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,215 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,217 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,217 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,217 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,218 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,218 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,218 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,218 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,219 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,220 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,220 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,221 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,221 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,221 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,221 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,222 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,222 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,223 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,224 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,224 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,224 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,224 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,225 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,225 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,225 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 06:53:41 BoogieIcfgContainer [2021-11-20 06:53:41,227 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 06:53:41,227 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:53:41,228 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:53:41,228 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:53:41,228 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:52:23" (3/4) ... [2021-11-20 06:53:41,231 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-20 06:53:41,269 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-20 06:53:41,272 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-20 06:53:41,276 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-20 06:53:41,279 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-20 06:53:41,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((2 <= a2 && 89 + a4 <= 0) && 0 < 98 + a0) && a29 <= 43) || ((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2)) || ((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || ((42 + a4 <= 0 && 2 <= a2) && a0 + 147 <= 0)) || (((2 <= a2 && 0 <= a29 + 127) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a29 <= 43)) || (2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)))) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 43) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || (((2 <= a2 && 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))) && a29 <= 43)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((44 <= a29 && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || ((((42 + a4 <= 0 && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && 5 <= a2)) || ((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) [2021-11-20 06:53:41,308 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((2 <= a2 && 89 + a4 <= 0) && 0 < 98 + a0) && a29 <= 43) || ((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2)) || ((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || ((42 + a4 <= 0 && 2 <= a2) && a0 + 147 <= 0)) || (((2 <= a2 && 0 <= a29 + 127) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a29 <= 43)) || (2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)))) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 43) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || (((2 <= a2 && 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))) && a29 <= 43)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((44 <= a29 && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || ((((42 + a4 <= 0 && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && 5 <= a2)) || ((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) [2021-11-20 06:53:41,319 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((2 <= a2 && 89 + a4 <= 0) && 0 < 98 + a0) && a29 <= 43) || ((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2)) || ((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || ((42 + a4 <= 0 && 2 <= a2) && a0 + 147 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a29 <= 43)) || (2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)))) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 43) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || (((2 <= a2 && 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))) && a29 <= 43)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a0 + 61 <= 0)) || (((44 <= a29 && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || ((((42 + a4 <= 0 && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && 5 <= a2)) || ((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) [2021-11-20 06:53:41,490 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/witness.graphml [2021-11-20 06:53:41,490 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:53:41,491 INFO L158 Benchmark]: Toolchain (without parser) took 82559.97ms. Allocated memory was 96.5MB in the beginning and 966.8MB in the end (delta: 870.3MB). Free memory was 73.3MB in the beginning and 470.8MB in the end (delta: -397.5MB). Peak memory consumption was 471.9MB. Max. memory is 16.1GB. [2021-11-20 06:53:41,491 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 96.5MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:53:41,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1193.20ms. Allocated memory was 96.5MB in the beginning and 136.3MB in the end (delta: 39.8MB). Free memory was 72.9MB in the beginning and 69.6MB in the end (delta: 3.4MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2021-11-20 06:53:41,492 INFO L158 Benchmark]: Boogie Procedure Inliner took 246.52ms. Allocated memory is still 136.3MB. Free memory was 69.6MB in the beginning and 73.8MB in the end (delta: -4.3MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2021-11-20 06:53:41,492 INFO L158 Benchmark]: Boogie Preprocessor took 286.54ms. Allocated memory is still 136.3MB. Free memory was 73.8MB in the beginning and 70.1MB in the end (delta: 3.8MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2021-11-20 06:53:41,492 INFO L158 Benchmark]: RCFGBuilder took 3202.68ms. Allocated memory was 136.3MB in the beginning and 272.6MB in the end (delta: 136.3MB). Free memory was 70.1MB in the beginning and 141.5MB in the end (delta: -71.4MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. [2021-11-20 06:53:41,493 INFO L158 Benchmark]: TraceAbstraction took 77360.88ms. Allocated memory was 272.6MB in the beginning and 966.8MB in the end (delta: 694.2MB). Free memory was 141.5MB in the beginning and 511.7MB in the end (delta: -370.2MB). Peak memory consumption was 588.6MB. Max. memory is 16.1GB. [2021-11-20 06:53:41,493 INFO L158 Benchmark]: Witness Printer took 262.91ms. Allocated memory is still 966.8MB. Free memory was 511.7MB in the beginning and 470.8MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-20 06:53:41,495 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 96.5MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1193.20ms. Allocated memory was 96.5MB in the beginning and 136.3MB in the end (delta: 39.8MB). Free memory was 72.9MB in the beginning and 69.6MB in the end (delta: 3.4MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 246.52ms. Allocated memory is still 136.3MB. Free memory was 69.6MB in the beginning and 73.8MB in the end (delta: -4.3MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 286.54ms. Allocated memory is still 136.3MB. Free memory was 73.8MB in the beginning and 70.1MB in the end (delta: 3.8MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3202.68ms. Allocated memory was 136.3MB in the beginning and 272.6MB in the end (delta: 136.3MB). Free memory was 70.1MB in the beginning and 141.5MB in the end (delta: -71.4MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. * TraceAbstraction took 77360.88ms. Allocated memory was 272.6MB in the beginning and 966.8MB in the end (delta: 694.2MB). Free memory was 141.5MB in the beginning and 511.7MB in the end (delta: -370.2MB). Peak memory consumption was 588.6MB. Max. memory is 16.1GB. * Witness Printer took 262.91ms. Allocated memory is still 966.8MB. Free memory was 511.7MB in the beginning and 470.8MB 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: 212]: 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: 77.2s, OverallIterations: 22, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 42.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8960 SdHoareTripleChecker+Valid, 40.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8960 mSDsluCounter, 7679 SdHoareTripleChecker+Invalid, 34.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 766 IncrementalHoareTripleChecker+Unchecked, 952 mSDsCounter, 4721 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25199 IncrementalHoareTripleChecker+Invalid, 30686 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4721 mSolverCounterUnsat, 6727 mSDtfsCounter, 25199 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3441 GetRequests, 3391 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20425occurred in iteration=19, InterpolantAutomatonStates: 81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.9s AutomataMinimizationTime, 22 MinimizatonAttempts, 17483 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 177 NumberOfFragments, 1337 HoareAnnotationTreeSize, 4 FomulaSimplifications, 25305 FormulaSimplificationTreeSizeReduction, 4.6s HoareSimplificationTime, 4 FomulaSimplificationsInter, 73617 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 13744 NumberOfCodeBlocks, 13744 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 14403 ConstructedInterpolants, 63 QuantifiedInterpolants, 48539 SizeOfPredicates, 6 NumberOfNonLiveVariables, 3259 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 27 InterpolantComputations, 21 PerfectInterpolantSequences, 16035/16648 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 [2021-11-20 06:53:41,507 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,508 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,508 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,508 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,508 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,509 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,509 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,509 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,510 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,511 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,511 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,511 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,511 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,511 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,512 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,512 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((2 <= a2 && 89 + a4 <= 0) && 0 < 98 + a0) && a29 <= 43) || ((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2)) || ((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || ((42 + a4 <= 0 && 2 <= a2) && a0 + 147 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a29 <= 43)) || (2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)))) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 43) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || (((2 <= a2 && 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))) && a29 <= 43)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a0 + 61 <= 0)) || (((44 <= a29 && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || ((((42 + a4 <= 0 && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && 5 <= a2)) || ((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) - InvariantResult [Line: 1776]: Loop Invariant [2021-11-20 06:53:41,513 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,513 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,514 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,514 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,514 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,514 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,514 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,515 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,516 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,516 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,516 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,516 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,517 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,517 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,517 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,517 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((2 <= a2 && 89 + a4 <= 0) && 0 < 98 + a0) && a29 <= 43) || ((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2)) || ((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || ((42 + a4 <= 0 && 2 <= a2) && a0 + 147 <= 0)) || (((2 <= a2 && 0 <= a29 + 127) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a29 <= 43)) || (2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)))) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 43) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || (((2 <= a2 && 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))) && a29 <= 43)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((44 <= a29 && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || ((((42 + a4 <= 0 && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && 5 <= a2)) || ((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) - InvariantResult [Line: 33]: Loop Invariant [2021-11-20 06:53:41,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,520 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,520 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,520 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,521 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,521 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,522 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,522 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,522 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,522 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,523 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-11-20 06:53:41,523 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((2 <= a2 && 89 + a4 <= 0) && 0 < 98 + a0) && a29 <= 43) || ((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2)) || ((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || ((42 + a4 <= 0 && 2 <= a2) && a0 + 147 <= 0)) || (((2 <= a2 && 0 <= a29 + 127) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a29 <= 43)) || (2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)))) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 43) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || (((2 <= a2 && 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))) && a29 <= 43)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((44 <= a29 && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || ((((42 + a4 <= 0 && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && 5 <= a2)) || ((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) RESULT: Ultimate proved your program to be correct! [2021-11-20 06:53:41,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_642467f6-3c91-4eb1-9c54-0dba70a95e8a/bin/uautomizer-DQz5hQGWxF/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