./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label26.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8 --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 f464de24b3032dee99022ecd3bac09be4532608b487d4a13c374cca55e302076 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 19:03:23,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:03:23,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:03:23,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:03:23,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:03:23,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:03:23,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:03:23,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:03:23,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:03:23,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:03:23,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:03:23,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:03:23,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:03:23,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:03:23,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:03:23,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:03:23,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:03:23,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:03:23,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:03:23,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:03:23,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:03:23,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:03:23,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:03:23,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:03:23,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:03:23,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:03:23,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:03:23,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:03:23,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:03:23,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:03:23,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:03:23,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:03:23,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:03:23,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:03:23,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:03:23,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:03:23,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:03:23,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:03:23,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:03:23,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:03:23,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:03:23,463 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 19:03:23,486 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:03:23,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:03:23,486 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:03:23,487 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:03:23,487 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:03:23,487 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:03:23,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:03:23,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:03:23,488 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:03:23,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:03:23,488 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 19:03:23,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:03:23,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 19:03:23,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:03:23,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:03:23,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:03:23,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:03:23,489 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 19:03:23,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:03:23,490 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:03:23,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:03:23,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:03:23,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:03:23,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:03:23,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:03:23,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:03:23,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:03:23,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:03:23,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:03:23,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:03:23,491 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:03:23,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:03:23,491 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:03:23,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:03:23,492 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:03:23,492 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f464de24b3032dee99022ecd3bac09be4532608b487d4a13c374cca55e302076 [2022-12-13 19:03:23,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:03:23,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:03:23,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:03:23,698 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:03:23,698 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:03:23,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2022-12-13 19:03:26,223 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:03:26,460 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:03:26,461 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2022-12-13 19:03:26,472 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/data/086dfe889/c22613e1699d459fb5eedf9cb58c30af/FLAGa703bd97b [2022-12-13 19:03:26,486 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/data/086dfe889/c22613e1699d459fb5eedf9cb58c30af [2022-12-13 19:03:26,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:03:26,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:03:26,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:03:26,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:03:26,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:03:26,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:03:26" (1/1) ... [2022-12-13 19:03:26,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29b5834d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:26, skipping insertion in model container [2022-12-13 19:03:26,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:03:26" (1/1) ... [2022-12-13 19:03:26,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:03:26,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:03:26,734 WARN L237 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_d33f8098-c49e-4239-aac4-5d8a2684b6e0/sv-benchmarks/c/eca-rers2012/Problem11_label26.c[5699,5712] [2022-12-13 19:03:26,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:03:26,952 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:03:26,977 WARN L237 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_d33f8098-c49e-4239-aac4-5d8a2684b6e0/sv-benchmarks/c/eca-rers2012/Problem11_label26.c[5699,5712] [2022-12-13 19:03:27,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:03:27,124 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:03:27,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27 WrapperNode [2022-12-13 19:03:27,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:03:27,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:03:27,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:03:27,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:03:27,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27" (1/1) ... [2022-12-13 19:03:27,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27" (1/1) ... [2022-12-13 19:03:27,237 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2022-12-13 19:03:27,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:03:27,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:03:27,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:03:27,238 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:03:27,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27" (1/1) ... [2022-12-13 19:03:27,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27" (1/1) ... [2022-12-13 19:03:27,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27" (1/1) ... [2022-12-13 19:03:27,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27" (1/1) ... [2022-12-13 19:03:27,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27" (1/1) ... [2022-12-13 19:03:27,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27" (1/1) ... [2022-12-13 19:03:27,305 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27" (1/1) ... [2022-12-13 19:03:27,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27" (1/1) ... [2022-12-13 19:03:27,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:03:27,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:03:27,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:03:27,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:03:27,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27" (1/1) ... [2022-12-13 19:03:27,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:03:27,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:03:27,347 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:03:27,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:03:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:03:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:03:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:03:27,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:03:27,431 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:03:27,433 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:03:28,579 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:03:28,585 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:03:28,585 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 19:03:28,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:03:28 BoogieIcfgContainer [2022-12-13 19:03:28,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:03:28,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:03:28,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:03:28,591 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:03:28,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:03:26" (1/3) ... [2022-12-13 19:03:28,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a9f861c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:03:28, skipping insertion in model container [2022-12-13 19:03:28,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:03:27" (2/3) ... [2022-12-13 19:03:28,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a9f861c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:03:28, skipping insertion in model container [2022-12-13 19:03:28,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:03:28" (3/3) ... [2022-12-13 19:03:28,593 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label26.c [2022-12-13 19:03:28,607 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:03:28,608 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 19:03:28,646 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:03:28,650 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@53b1e892, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:03:28,651 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 19:03:28,654 INFO L276 IsEmpty]: Start isEmpty. Operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 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) [2022-12-13 19:03:28,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-13 19:03:28,660 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:28,660 INFO L195 NwaCegarLoop]: 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] [2022-12-13 19:03:28,661 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:28,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:28,665 INFO L85 PathProgramCache]: Analyzing trace with hash 1453294289, now seen corresponding path program 1 times [2022-12-13 19:03:28,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:28,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006285080] [2022-12-13 19:03:28,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:28,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:28,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:03:28,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:28,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006285080] [2022-12-13 19:03:28,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006285080] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:28,895 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:28,895 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:03:28,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26711861] [2022-12-13 19:03:28,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:28,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:28,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:28,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:28,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:28,923 INFO L87 Difference]: Start difference. First operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 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 13.0) internal successors, (39), 2 states have internal predecessors, (39), 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) [2022-12-13 19:03:29,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:29,831 INFO L93 Difference]: Finished difference Result 776 states and 1363 transitions. [2022-12-13 19:03:29,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:29,833 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 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 39 [2022-12-13 19:03:29,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:29,842 INFO L225 Difference]: With dead ends: 776 [2022-12-13 19:03:29,842 INFO L226 Difference]: Without dead ends: 413 [2022-12-13 19:03:29,845 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:29,848 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 188 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 632 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 632 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:29,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 196 Invalid, 763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 632 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-12-13 19:03:29,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2022-12-13 19:03:29,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 411. [2022-12-13 19:03:29,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 411 states, 410 states have (on average 1.4585365853658536) internal successors, (598), 410 states have internal predecessors, (598), 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) [2022-12-13 19:03:29,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 598 transitions. [2022-12-13 19:03:29,896 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 598 transitions. Word has length 39 [2022-12-13 19:03:29,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:29,896 INFO L495 AbstractCegarLoop]: Abstraction has 411 states and 598 transitions. [2022-12-13 19:03:29,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 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) [2022-12-13 19:03:29,897 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 598 transitions. [2022-12-13 19:03:29,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-13 19:03:29,899 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:29,899 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:03:29,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 19:03:29,900 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:29,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:29,901 INFO L85 PathProgramCache]: Analyzing trace with hash 142001080, now seen corresponding path program 1 times [2022-12-13 19:03:29,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:29,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815429243] [2022-12-13 19:03:29,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:29,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:30,081 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:03:30,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:30,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815429243] [2022-12-13 19:03:30,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815429243] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:30,082 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:30,083 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:03:30,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577329013] [2022-12-13 19:03:30,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:30,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:30,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:30,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:30,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:30,085 INFO L87 Difference]: Start difference. First operand 411 states and 598 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 2 states have internal predecessors, (107), 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) [2022-12-13 19:03:30,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:30,729 INFO L93 Difference]: Finished difference Result 1209 states and 1765 transitions. [2022-12-13 19:03:30,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:30,729 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 2 states have internal predecessors, (107), 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 107 [2022-12-13 19:03:30,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:30,733 INFO L225 Difference]: With dead ends: 1209 [2022-12-13 19:03:30,733 INFO L226 Difference]: Without dead ends: 800 [2022-12-13 19:03:30,734 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:30,736 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 142 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:30,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 122 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 19:03:30,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2022-12-13 19:03:30,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 787. [2022-12-13 19:03:30,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 787 states, 786 states have (on average 1.3842239185750635) internal successors, (1088), 786 states have internal predecessors, (1088), 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) [2022-12-13 19:03:30,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1088 transitions. [2022-12-13 19:03:30,762 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1088 transitions. Word has length 107 [2022-12-13 19:03:30,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:30,762 INFO L495 AbstractCegarLoop]: Abstraction has 787 states and 1088 transitions. [2022-12-13 19:03:30,762 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 2 states have internal predecessors, (107), 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) [2022-12-13 19:03:30,762 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1088 transitions. [2022-12-13 19:03:30,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-13 19:03:30,763 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:30,764 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:03:30,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 19:03:30,764 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:30,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:30,764 INFO L85 PathProgramCache]: Analyzing trace with hash 412464125, now seen corresponding path program 1 times [2022-12-13 19:03:30,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:30,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226926046] [2022-12-13 19:03:30,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:30,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:30,952 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:03:30,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:30,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226926046] [2022-12-13 19:03:30,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226926046] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:30,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:30,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:03:30,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870196893] [2022-12-13 19:03:30,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:30,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:30,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:30,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:30,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:30,954 INFO L87 Difference]: Start difference. First operand 787 states and 1088 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 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) [2022-12-13 19:03:31,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:31,588 INFO L93 Difference]: Finished difference Result 1942 states and 2629 transitions. [2022-12-13 19:03:31,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:31,589 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 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 109 [2022-12-13 19:03:31,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:31,591 INFO L225 Difference]: With dead ends: 1942 [2022-12-13 19:03:31,591 INFO L226 Difference]: Without dead ends: 1157 [2022-12-13 19:03:31,592 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:31,593 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 119 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:31,594 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 190 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 19:03:31,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2022-12-13 19:03:31,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 1156. [2022-12-13 19:03:31,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1156 states, 1155 states have (on average 1.277056277056277) internal successors, (1475), 1155 states have internal predecessors, (1475), 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) [2022-12-13 19:03:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1475 transitions. [2022-12-13 19:03:31,611 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1475 transitions. Word has length 109 [2022-12-13 19:03:31,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:31,612 INFO L495 AbstractCegarLoop]: Abstraction has 1156 states and 1475 transitions. [2022-12-13 19:03:31,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 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) [2022-12-13 19:03:31,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1475 transitions. [2022-12-13 19:03:31,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-13 19:03:31,614 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:31,614 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:03:31,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 19:03:31,614 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:31,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:31,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1192776204, now seen corresponding path program 1 times [2022-12-13 19:03:31,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:31,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535529729] [2022-12-13 19:03:31,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:31,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:31,779 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-13 19:03:31,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:31,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535529729] [2022-12-13 19:03:31,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535529729] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:31,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:31,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:03:31,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003011831] [2022-12-13 19:03:31,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:31,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:31,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:31,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:31,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:31,782 INFO L87 Difference]: Start difference. First operand 1156 states and 1475 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 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) [2022-12-13 19:03:32,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:32,491 INFO L93 Difference]: Finished difference Result 2502 states and 3336 transitions. [2022-12-13 19:03:32,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:32,492 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 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 151 [2022-12-13 19:03:32,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:32,497 INFO L225 Difference]: With dead ends: 2502 [2022-12-13 19:03:32,497 INFO L226 Difference]: Without dead ends: 1532 [2022-12-13 19:03:32,499 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:32,500 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 108 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 535 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:32,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 156 Invalid, 633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 535 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-12-13 19:03:32,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1532 states. [2022-12-13 19:03:32,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1532 to 1532. [2022-12-13 19:03:32,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1532 states, 1531 states have (on average 1.2612671456564337) internal successors, (1931), 1531 states have internal predecessors, (1931), 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) [2022-12-13 19:03:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1532 states and 1931 transitions. [2022-12-13 19:03:32,526 INFO L78 Accepts]: Start accepts. Automaton has 1532 states and 1931 transitions. Word has length 151 [2022-12-13 19:03:32,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:32,527 INFO L495 AbstractCegarLoop]: Abstraction has 1532 states and 1931 transitions. [2022-12-13 19:03:32,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 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) [2022-12-13 19:03:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1931 transitions. [2022-12-13 19:03:32,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-13 19:03:32,529 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:32,530 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:03:32,530 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 19:03:32,530 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:32,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:32,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1825758429, now seen corresponding path program 1 times [2022-12-13 19:03:32,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:32,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470304022] [2022-12-13 19:03:32,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:32,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:32,706 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:03:32,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:32,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470304022] [2022-12-13 19:03:32,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470304022] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:32,706 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:32,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:32,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711218986] [2022-12-13 19:03:32,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:32,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:32,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:32,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:32,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:32,708 INFO L87 Difference]: Start difference. First operand 1532 states and 1931 transitions. Second operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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) [2022-12-13 19:03:33,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:33,392 INFO L93 Difference]: Finished difference Result 3644 states and 4735 transitions. [2022-12-13 19:03:33,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:33,392 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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 166 [2022-12-13 19:03:33,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:33,397 INFO L225 Difference]: With dead ends: 3644 [2022-12-13 19:03:33,398 INFO L226 Difference]: Without dead ends: 2298 [2022-12-13 19:03:33,399 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:33,399 INFO L413 NwaCegarLoop]: 290 mSDtfsCounter, 196 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:33,400 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 322 Invalid, 634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 19:03:33,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2298 states. [2022-12-13 19:03:33,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2298 to 2295. [2022-12-13 19:03:33,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2295 states, 2294 states have (on average 1.2650392327811684) internal successors, (2902), 2294 states have internal predecessors, (2902), 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) [2022-12-13 19:03:33,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 2295 states and 2902 transitions. [2022-12-13 19:03:33,430 INFO L78 Accepts]: Start accepts. Automaton has 2295 states and 2902 transitions. Word has length 166 [2022-12-13 19:03:33,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:33,430 INFO L495 AbstractCegarLoop]: Abstraction has 2295 states and 2902 transitions. [2022-12-13 19:03:33,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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) [2022-12-13 19:03:33,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 2902 transitions. [2022-12-13 19:03:33,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2022-12-13 19:03:33,433 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:33,433 INFO L195 NwaCegarLoop]: 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-12-13 19:03:33,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 19:03:33,433 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:33,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:33,434 INFO L85 PathProgramCache]: Analyzing trace with hash -890036000, now seen corresponding path program 1 times [2022-12-13 19:03:33,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:33,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738870019] [2022-12-13 19:03:33,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:33,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:33,636 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-13 19:03:33,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:33,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738870019] [2022-12-13 19:03:33,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738870019] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:33,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:33,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:33,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638610436] [2022-12-13 19:03:33,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:33,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:33,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:33,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:33,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:33,638 INFO L87 Difference]: Start difference. First operand 2295 states and 2902 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 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) [2022-12-13 19:03:34,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:34,265 INFO L93 Difference]: Finished difference Result 5509 states and 7126 transitions. [2022-12-13 19:03:34,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:34,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 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 221 [2022-12-13 19:03:34,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:34,272 INFO L225 Difference]: With dead ends: 5509 [2022-12-13 19:03:34,272 INFO L226 Difference]: Without dead ends: 3400 [2022-12-13 19:03:34,274 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:34,275 INFO L413 NwaCegarLoop]: 322 mSDtfsCounter, 168 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 653 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:34,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 347 Invalid, 653 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 506 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 19:03:34,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3400 states. [2022-12-13 19:03:34,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3400 to 3400. [2022-12-13 19:03:34,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3400 states, 3399 states have (on average 1.2350691379817593) internal successors, (4198), 3399 states have internal predecessors, (4198), 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) [2022-12-13 19:03:34,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 3400 states and 4198 transitions. [2022-12-13 19:03:34,331 INFO L78 Accepts]: Start accepts. Automaton has 3400 states and 4198 transitions. Word has length 221 [2022-12-13 19:03:34,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:34,331 INFO L495 AbstractCegarLoop]: Abstraction has 3400 states and 4198 transitions. [2022-12-13 19:03:34,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 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) [2022-12-13 19:03:34,331 INFO L276 IsEmpty]: Start isEmpty. Operand 3400 states and 4198 transitions. [2022-12-13 19:03:34,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-12-13 19:03:34,334 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:34,334 INFO L195 NwaCegarLoop]: 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-12-13 19:03:34,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 19:03:34,334 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:34,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:34,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1786639215, now seen corresponding path program 1 times [2022-12-13 19:03:34,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:34,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287886907] [2022-12-13 19:03:34,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:34,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:34,476 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-12-13 19:03:34,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:34,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287886907] [2022-12-13 19:03:34,476 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287886907] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:34,476 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:34,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:34,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267595215] [2022-12-13 19:03:34,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:34,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:34,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:34,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:34,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:34,478 INFO L87 Difference]: Start difference. First operand 3400 states and 4198 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 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) [2022-12-13 19:03:35,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:35,226 INFO L93 Difference]: Finished difference Result 7913 states and 9909 transitions. [2022-12-13 19:03:35,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:35,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 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 227 [2022-12-13 19:03:35,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:35,251 INFO L225 Difference]: With dead ends: 7913 [2022-12-13 19:03:35,251 INFO L226 Difference]: Without dead ends: 4699 [2022-12-13 19:03:35,255 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:35,256 INFO L413 NwaCegarLoop]: 362 mSDtfsCounter, 157 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 580 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:35,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 384 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 580 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-12-13 19:03:35,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4699 states. [2022-12-13 19:03:35,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4699 to 4689. [2022-12-13 19:03:35,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4689 states, 4688 states have (on average 1.2137372013651877) internal successors, (5690), 4688 states have internal predecessors, (5690), 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) [2022-12-13 19:03:35,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4689 states to 4689 states and 5690 transitions. [2022-12-13 19:03:35,309 INFO L78 Accepts]: Start accepts. Automaton has 4689 states and 5690 transitions. Word has length 227 [2022-12-13 19:03:35,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:35,309 INFO L495 AbstractCegarLoop]: Abstraction has 4689 states and 5690 transitions. [2022-12-13 19:03:35,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 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) [2022-12-13 19:03:35,310 INFO L276 IsEmpty]: Start isEmpty. Operand 4689 states and 5690 transitions. [2022-12-13 19:03:35,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2022-12-13 19:03:35,314 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:35,314 INFO L195 NwaCegarLoop]: 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, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:03:35,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 19:03:35,314 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:35,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:35,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1830859079, now seen corresponding path program 1 times [2022-12-13 19:03:35,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:35,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151484042] [2022-12-13 19:03:35,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:35,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:35,513 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-12-13 19:03:35,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:35,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151484042] [2022-12-13 19:03:35,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151484042] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:35,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:35,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:35,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137769221] [2022-12-13 19:03:35,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:35,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:35,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:35,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:35,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:35,517 INFO L87 Difference]: Start difference. First operand 4689 states and 5690 transitions. Second operand has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 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) [2022-12-13 19:03:36,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:36,224 INFO L93 Difference]: Finished difference Result 10682 states and 13136 transitions. [2022-12-13 19:03:36,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:36,225 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 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 298 [2022-12-13 19:03:36,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:36,235 INFO L225 Difference]: With dead ends: 10682 [2022-12-13 19:03:36,235 INFO L226 Difference]: Without dead ends: 6179 [2022-12-13 19:03:36,238 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:36,238 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 135 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 554 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:36,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 344 Invalid, 650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 554 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-12-13 19:03:36,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6179 states. [2022-12-13 19:03:36,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6179 to 5978. [2022-12-13 19:03:36,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5978 states, 5977 states have (on average 1.2007696168646478) internal successors, (7177), 5977 states have internal predecessors, (7177), 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) [2022-12-13 19:03:36,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5978 states to 5978 states and 7177 transitions. [2022-12-13 19:03:36,299 INFO L78 Accepts]: Start accepts. Automaton has 5978 states and 7177 transitions. Word has length 298 [2022-12-13 19:03:36,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:36,300 INFO L495 AbstractCegarLoop]: Abstraction has 5978 states and 7177 transitions. [2022-12-13 19:03:36,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 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) [2022-12-13 19:03:36,300 INFO L276 IsEmpty]: Start isEmpty. Operand 5978 states and 7177 transitions. [2022-12-13 19:03:36,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-12-13 19:03:36,304 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:36,304 INFO L195 NwaCegarLoop]: 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:03:36,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 19:03:36,305 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:36,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:36,305 INFO L85 PathProgramCache]: Analyzing trace with hash 719890930, now seen corresponding path program 1 times [2022-12-13 19:03:36,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:36,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752547871] [2022-12-13 19:03:36,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:36,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:36,433 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-13 19:03:36,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:36,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752547871] [2022-12-13 19:03:36,434 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752547871] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:36,434 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:36,434 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:36,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991069994] [2022-12-13 19:03:36,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:36,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:36,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:36,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:36,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:36,436 INFO L87 Difference]: Start difference. First operand 5978 states and 7177 transitions. Second operand has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 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) [2022-12-13 19:03:37,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:37,043 INFO L93 Difference]: Finished difference Result 11739 states and 14076 transitions. [2022-12-13 19:03:37,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:37,043 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 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 301 [2022-12-13 19:03:37,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:37,053 INFO L225 Difference]: With dead ends: 11739 [2022-12-13 19:03:37,053 INFO L226 Difference]: Without dead ends: 5763 [2022-12-13 19:03:37,056 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:37,057 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 159 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:37,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 151 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 448 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 19:03:37,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5763 states. [2022-12-13 19:03:37,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5763 to 5578. [2022-12-13 19:03:37,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5578 states, 5577 states have (on average 1.1468531468531469) internal successors, (6396), 5577 states have internal predecessors, (6396), 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) [2022-12-13 19:03:37,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5578 states to 5578 states and 6396 transitions. [2022-12-13 19:03:37,132 INFO L78 Accepts]: Start accepts. Automaton has 5578 states and 6396 transitions. Word has length 301 [2022-12-13 19:03:37,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:37,132 INFO L495 AbstractCegarLoop]: Abstraction has 5578 states and 6396 transitions. [2022-12-13 19:03:37,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 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) [2022-12-13 19:03:37,133 INFO L276 IsEmpty]: Start isEmpty. Operand 5578 states and 6396 transitions. [2022-12-13 19:03:37,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2022-12-13 19:03:37,140 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:37,140 INFO L195 NwaCegarLoop]: 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:03:37,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 19:03:37,141 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:37,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:37,141 INFO L85 PathProgramCache]: Analyzing trace with hash 142462327, now seen corresponding path program 1 times [2022-12-13 19:03:37,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:37,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333895436] [2022-12-13 19:03:37,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:37,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:37,331 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-12-13 19:03:37,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:37,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333895436] [2022-12-13 19:03:37,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333895436] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:37,331 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:37,331 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:03:37,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610789112] [2022-12-13 19:03:37,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:37,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:37,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:37,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:37,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:37,333 INFO L87 Difference]: Start difference. First operand 5578 states and 6396 transitions. Second operand has 3 states, 3 states have (on average 57.0) internal successors, (171), 2 states have internal predecessors, (171), 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) [2022-12-13 19:03:37,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:37,714 INFO L93 Difference]: Finished difference Result 11150 states and 12786 transitions. [2022-12-13 19:03:37,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:37,715 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 2 states have internal predecessors, (171), 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 379 [2022-12-13 19:03:37,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:37,723 INFO L225 Difference]: With dead ends: 11150 [2022-12-13 19:03:37,723 INFO L226 Difference]: Without dead ends: 5574 [2022-12-13 19:03:37,726 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:37,727 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 216 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:37,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 39 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 19:03:37,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5574 states. [2022-12-13 19:03:37,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5574 to 5574. [2022-12-13 19:03:37,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5574 states, 5573 states have (on average 1.1462408038758298) internal successors, (6388), 5573 states have internal predecessors, (6388), 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) [2022-12-13 19:03:37,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5574 states to 5574 states and 6388 transitions. [2022-12-13 19:03:37,781 INFO L78 Accepts]: Start accepts. Automaton has 5574 states and 6388 transitions. Word has length 379 [2022-12-13 19:03:37,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:37,781 INFO L495 AbstractCegarLoop]: Abstraction has 5574 states and 6388 transitions. [2022-12-13 19:03:37,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 2 states have internal predecessors, (171), 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) [2022-12-13 19:03:37,781 INFO L276 IsEmpty]: Start isEmpty. Operand 5574 states and 6388 transitions. [2022-12-13 19:03:37,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2022-12-13 19:03:37,789 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:37,790 INFO L195 NwaCegarLoop]: 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 19:03:37,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 19:03:37,790 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:37,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:37,791 INFO L85 PathProgramCache]: Analyzing trace with hash -180803510, now seen corresponding path program 1 times [2022-12-13 19:03:37,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:37,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172086597] [2022-12-13 19:03:37,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:37,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:38,077 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2022-12-13 19:03:38,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:38,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172086597] [2022-12-13 19:03:38,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172086597] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:38,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:38,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:38,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324975117] [2022-12-13 19:03:38,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:38,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:38,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:38,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:38,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:38,080 INFO L87 Difference]: Start difference. First operand 5574 states and 6388 transitions. Second operand has 3 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 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) [2022-12-13 19:03:38,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:38,766 INFO L93 Difference]: Finished difference Result 12632 states and 14466 transitions. [2022-12-13 19:03:38,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:38,767 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 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 411 [2022-12-13 19:03:38,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:38,775 INFO L225 Difference]: With dead ends: 12632 [2022-12-13 19:03:38,775 INFO L226 Difference]: Without dead ends: 7060 [2022-12-13 19:03:38,778 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:38,778 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 67 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 580 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:38,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 179 Invalid, 629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 580 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 19:03:38,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7060 states. [2022-12-13 19:03:38,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7060 to 6862. [2022-12-13 19:03:38,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6862 states, 6861 states have (on average 1.1380265267453724) internal successors, (7808), 6861 states have internal predecessors, (7808), 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) [2022-12-13 19:03:38,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6862 states to 6862 states and 7808 transitions. [2022-12-13 19:03:38,837 INFO L78 Accepts]: Start accepts. Automaton has 6862 states and 7808 transitions. Word has length 411 [2022-12-13 19:03:38,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:38,837 INFO L495 AbstractCegarLoop]: Abstraction has 6862 states and 7808 transitions. [2022-12-13 19:03:38,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 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) [2022-12-13 19:03:38,837 INFO L276 IsEmpty]: Start isEmpty. Operand 6862 states and 7808 transitions. [2022-12-13 19:03:38,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2022-12-13 19:03:38,843 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:38,843 INFO L195 NwaCegarLoop]: 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-12-13 19:03:38,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 19:03:38,844 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:38,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:38,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1611250862, now seen corresponding path program 1 times [2022-12-13 19:03:38,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:38,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925258918] [2022-12-13 19:03:38,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:38,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 563 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-12-13 19:03:39,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:39,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925258918] [2022-12-13 19:03:39,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925258918] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:39,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:39,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:39,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097102107] [2022-12-13 19:03:39,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:39,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:39,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:39,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:39,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:39,051 INFO L87 Difference]: Start difference. First operand 6862 states and 7808 transitions. Second operand has 3 states, 3 states have (on average 116.66666666666667) internal successors, (350), 3 states have internal predecessors, (350), 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) [2022-12-13 19:03:39,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:39,785 INFO L93 Difference]: Finished difference Result 15929 states and 18169 transitions. [2022-12-13 19:03:39,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:39,786 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 116.66666666666667) internal successors, (350), 3 states have internal predecessors, (350), 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 463 [2022-12-13 19:03:39,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:39,796 INFO L225 Difference]: With dead ends: 15929 [2022-12-13 19:03:39,796 INFO L226 Difference]: Without dead ends: 8517 [2022-12-13 19:03:39,800 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:39,800 INFO L413 NwaCegarLoop]: 330 mSDtfsCounter, 64 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 573 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:39,800 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 351 Invalid, 654 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 573 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-12-13 19:03:39,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8517 states. [2022-12-13 19:03:39,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8517 to 8333. [2022-12-13 19:03:39,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8333 states, 8332 states have (on average 1.1331012962073932) internal successors, (9441), 8332 states have internal predecessors, (9441), 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) [2022-12-13 19:03:39,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8333 states to 8333 states and 9441 transitions. [2022-12-13 19:03:39,869 INFO L78 Accepts]: Start accepts. Automaton has 8333 states and 9441 transitions. Word has length 463 [2022-12-13 19:03:39,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:39,869 INFO L495 AbstractCegarLoop]: Abstraction has 8333 states and 9441 transitions. [2022-12-13 19:03:39,869 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.66666666666667) internal successors, (350), 3 states have internal predecessors, (350), 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) [2022-12-13 19:03:39,869 INFO L276 IsEmpty]: Start isEmpty. Operand 8333 states and 9441 transitions. [2022-12-13 19:03:39,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2022-12-13 19:03:39,875 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:39,876 INFO L195 NwaCegarLoop]: 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-12-13 19:03:39,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 19:03:39,876 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:39,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:39,876 INFO L85 PathProgramCache]: Analyzing trace with hash -2033522650, now seen corresponding path program 1 times [2022-12-13 19:03:39,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:39,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808465519] [2022-12-13 19:03:39,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:39,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:40,177 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 540 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2022-12-13 19:03:40,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:40,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808465519] [2022-12-13 19:03:40,178 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808465519] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:40,178 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:40,178 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:40,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012140041] [2022-12-13 19:03:40,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:40,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:40,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:40,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:40,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:40,180 INFO L87 Difference]: Start difference. First operand 8333 states and 9441 transitions. Second operand has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 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) [2022-12-13 19:03:40,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:40,842 INFO L93 Difference]: Finished difference Result 19072 states and 21665 transitions. [2022-12-13 19:03:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:40,842 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 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 499 [2022-12-13 19:03:40,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:40,854 INFO L225 Difference]: With dead ends: 19072 [2022-12-13 19:03:40,854 INFO L226 Difference]: Without dead ends: 10741 [2022-12-13 19:03:40,858 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:40,859 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 139 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:40,859 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 134 Invalid, 644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 575 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 19:03:40,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10741 states. [2022-12-13 19:03:40,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10741 to 10553. [2022-12-13 19:03:40,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10553 states, 10552 states have (on average 1.1254738438210765) internal successors, (11876), 10552 states have internal predecessors, (11876), 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) [2022-12-13 19:03:40,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10553 states to 10553 states and 11876 transitions. [2022-12-13 19:03:40,955 INFO L78 Accepts]: Start accepts. Automaton has 10553 states and 11876 transitions. Word has length 499 [2022-12-13 19:03:40,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:40,955 INFO L495 AbstractCegarLoop]: Abstraction has 10553 states and 11876 transitions. [2022-12-13 19:03:40,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 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) [2022-12-13 19:03:40,956 INFO L276 IsEmpty]: Start isEmpty. Operand 10553 states and 11876 transitions. [2022-12-13 19:03:40,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2022-12-13 19:03:40,963 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:40,964 INFO L195 NwaCegarLoop]: 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-12-13 19:03:40,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 19:03:40,964 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:40,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:40,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1343348106, now seen corresponding path program 1 times [2022-12-13 19:03:40,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:40,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191769848] [2022-12-13 19:03:40,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:40,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:41,254 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 573 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2022-12-13 19:03:41,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:41,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191769848] [2022-12-13 19:03:41,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191769848] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:41,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:41,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:41,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69252548] [2022-12-13 19:03:41,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:41,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:41,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:41,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:41,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:41,256 INFO L87 Difference]: Start difference. First operand 10553 states and 11876 transitions. Second operand has 3 states, 3 states have (on average 127.33333333333333) internal successors, (382), 3 states have internal predecessors, (382), 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) [2022-12-13 19:03:41,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:41,950 INFO L93 Difference]: Finished difference Result 24419 states and 27484 transitions. [2022-12-13 19:03:41,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:41,950 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 127.33333333333333) internal successors, (382), 3 states have internal predecessors, (382), 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 503 [2022-12-13 19:03:41,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:41,963 INFO L225 Difference]: With dead ends: 24419 [2022-12-13 19:03:41,963 INFO L226 Difference]: Without dead ends: 13868 [2022-12-13 19:03:41,968 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:41,968 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 125 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:41,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 79 Invalid, 661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 19:03:41,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13868 states. [2022-12-13 19:03:42,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13868 to 13121. [2022-12-13 19:03:42,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13121 states, 13120 states have (on average 1.118216463414634) internal successors, (14671), 13120 states have internal predecessors, (14671), 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) [2022-12-13 19:03:42,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13121 states to 13121 states and 14671 transitions. [2022-12-13 19:03:42,088 INFO L78 Accepts]: Start accepts. Automaton has 13121 states and 14671 transitions. Word has length 503 [2022-12-13 19:03:42,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:42,089 INFO L495 AbstractCegarLoop]: Abstraction has 13121 states and 14671 transitions. [2022-12-13 19:03:42,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 127.33333333333333) internal successors, (382), 3 states have internal predecessors, (382), 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) [2022-12-13 19:03:42,089 INFO L276 IsEmpty]: Start isEmpty. Operand 13121 states and 14671 transitions. [2022-12-13 19:03:42,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2022-12-13 19:03:42,097 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:42,097 INFO L195 NwaCegarLoop]: 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:03:42,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 19:03:42,097 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:42,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:42,098 INFO L85 PathProgramCache]: Analyzing trace with hash 101919231, now seen corresponding path program 1 times [2022-12-13 19:03:42,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:42,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597590703] [2022-12-13 19:03:42,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:42,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:42,943 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 228 proven. 406 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2022-12-13 19:03:42,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:42,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597590703] [2022-12-13 19:03:42,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597590703] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:03:42,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2107258721] [2022-12-13 19:03:42,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:42,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:03:42,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:03:42,945 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:03:42,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 19:03:43,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:43,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 19:03:43,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:03:43,274 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2022-12-13 19:03:43,275 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 19:03:43,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2107258721] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:43,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 19:03:43,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-12-13 19:03:43,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819133918] [2022-12-13 19:03:43,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:43,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:43,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:43,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:43,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 19:03:43,278 INFO L87 Difference]: Start difference. First operand 13121 states and 14671 transitions. Second operand has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 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) [2022-12-13 19:03:43,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:43,909 INFO L93 Difference]: Finished difference Result 15147 states and 16897 transitions. [2022-12-13 19:03:43,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:43,909 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 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 509 [2022-12-13 19:03:43,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:43,920 INFO L225 Difference]: With dead ends: 15147 [2022-12-13 19:03:43,920 INFO L226 Difference]: Without dead ends: 15145 [2022-12-13 19:03:43,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 513 GetRequests, 508 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 19:03:43,923 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 182 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 483 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:43,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 137 Invalid, 558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 483 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 19:03:43,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15145 states. [2022-12-13 19:03:44,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15145 to 13121. [2022-12-13 19:03:44,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13121 states, 13120 states have (on average 1.118140243902439) internal successors, (14670), 13120 states have internal predecessors, (14670), 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) [2022-12-13 19:03:44,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13121 states to 13121 states and 14670 transitions. [2022-12-13 19:03:44,054 INFO L78 Accepts]: Start accepts. Automaton has 13121 states and 14670 transitions. Word has length 509 [2022-12-13 19:03:44,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:44,054 INFO L495 AbstractCegarLoop]: Abstraction has 13121 states and 14670 transitions. [2022-12-13 19:03:44,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 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) [2022-12-13 19:03:44,055 INFO L276 IsEmpty]: Start isEmpty. Operand 13121 states and 14670 transitions. [2022-12-13 19:03:44,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2022-12-13 19:03:44,064 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:44,065 INFO L195 NwaCegarLoop]: 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-13 19:03:44,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 19:03:44,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-12-13 19:03:44,266 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:44,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:44,266 INFO L85 PathProgramCache]: Analyzing trace with hash -465150684, now seen corresponding path program 1 times [2022-12-13 19:03:44,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:44,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047590710] [2022-12-13 19:03:44,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:44,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-12-13 19:03:44,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:44,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047590710] [2022-12-13 19:03:44,596 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047590710] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:44,596 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:44,596 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:44,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76026137] [2022-12-13 19:03:44,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:44,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 19:03:44,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:44,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 19:03:44,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-13 19:03:44,598 INFO L87 Difference]: Start difference. First operand 13121 states and 14670 transitions. Second operand has 4 states, 4 states have (on average 97.5) internal successors, (390), 3 states have internal predecessors, (390), 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) [2022-12-13 19:03:45,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:45,604 INFO L93 Difference]: Finished difference Result 34169 states and 37973 transitions. [2022-12-13 19:03:45,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 19:03:45,605 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 97.5) internal successors, (390), 3 states have internal predecessors, (390), 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 575 [2022-12-13 19:03:45,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:45,620 INFO L225 Difference]: With dead ends: 34169 [2022-12-13 19:03:45,620 INFO L226 Difference]: Without dead ends: 21050 [2022-12-13 19:03:45,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-13 19:03:45,629 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 157 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 1145 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:45,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 72 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1145 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-13 19:03:45,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21050 states. [2022-12-13 19:03:45,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21050 to 19571. [2022-12-13 19:03:45,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19571 states, 19570 states have (on average 1.1077669902912621) internal successors, (21679), 19570 states have internal predecessors, (21679), 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) [2022-12-13 19:03:45,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19571 states to 19571 states and 21679 transitions. [2022-12-13 19:03:45,813 INFO L78 Accepts]: Start accepts. Automaton has 19571 states and 21679 transitions. Word has length 575 [2022-12-13 19:03:45,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:45,814 INFO L495 AbstractCegarLoop]: Abstraction has 19571 states and 21679 transitions. [2022-12-13 19:03:45,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 97.5) internal successors, (390), 3 states have internal predecessors, (390), 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) [2022-12-13 19:03:45,814 INFO L276 IsEmpty]: Start isEmpty. Operand 19571 states and 21679 transitions. [2022-12-13 19:03:45,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2022-12-13 19:03:45,827 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:45,827 INFO L195 NwaCegarLoop]: 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2022-12-13 19:03:45,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 19:03:45,827 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:45,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:45,828 INFO L85 PathProgramCache]: Analyzing trace with hash -2090442296, now seen corresponding path program 1 times [2022-12-13 19:03:45,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:45,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055834344] [2022-12-13 19:03:45,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:45,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:45,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:46,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1198 backedges. 527 proven. 0 refuted. 0 times theorem prover too weak. 671 trivial. 0 not checked. [2022-12-13 19:03:46,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:46,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055834344] [2022-12-13 19:03:46,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055834344] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:46,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:46,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:46,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369873203] [2022-12-13 19:03:46,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:46,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:46,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:46,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:46,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:46,065 INFO L87 Difference]: Start difference. First operand 19571 states and 21679 transitions. Second operand has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 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) [2022-12-13 19:03:46,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:46,633 INFO L93 Difference]: Finished difference Result 39320 states and 43587 transitions. [2022-12-13 19:03:46,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:46,634 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 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 626 [2022-12-13 19:03:46,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:46,647 INFO L225 Difference]: With dead ends: 39320 [2022-12-13 19:03:46,647 INFO L226 Difference]: Without dead ends: 22331 [2022-12-13 19:03:46,654 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:46,654 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 146 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:46,654 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 112 Invalid, 629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 482 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 19:03:46,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22331 states. [2022-12-13 19:03:46,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22331 to 19939. [2022-12-13 19:03:46,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19939 states, 19938 states have (on average 1.1019660948941719) internal successors, (21971), 19938 states have internal predecessors, (21971), 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) [2022-12-13 19:03:46,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19939 states to 19939 states and 21971 transitions. [2022-12-13 19:03:46,837 INFO L78 Accepts]: Start accepts. Automaton has 19939 states and 21971 transitions. Word has length 626 [2022-12-13 19:03:46,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:46,837 INFO L495 AbstractCegarLoop]: Abstraction has 19939 states and 21971 transitions. [2022-12-13 19:03:46,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 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) [2022-12-13 19:03:46,837 INFO L276 IsEmpty]: Start isEmpty. Operand 19939 states and 21971 transitions. [2022-12-13 19:03:46,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2022-12-13 19:03:46,851 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:46,852 INFO L195 NwaCegarLoop]: 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-12-13 19:03:46,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-13 19:03:46,852 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:46,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:46,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1352424580, now seen corresponding path program 1 times [2022-12-13 19:03:46,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:46,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29464340] [2022-12-13 19:03:46,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:46,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:47,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1217 backedges. 527 proven. 0 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2022-12-13 19:03:47,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:47,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29464340] [2022-12-13 19:03:47,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29464340] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:47,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:47,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:47,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297639045] [2022-12-13 19:03:47,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:47,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:47,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:47,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:47,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:47,156 INFO L87 Difference]: Start difference. First operand 19939 states and 21971 transitions. Second operand has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 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) [2022-12-13 19:03:47,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:47,753 INFO L93 Difference]: Finished difference Result 40795 states and 44946 transitions. [2022-12-13 19:03:47,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:47,754 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 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 659 [2022-12-13 19:03:47,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:47,768 INFO L225 Difference]: With dead ends: 40795 [2022-12-13 19:03:47,768 INFO L226 Difference]: Without dead ends: 21226 [2022-12-13 19:03:47,777 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:47,777 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 115 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 532 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:47,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 137 Invalid, 583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 532 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 19:03:47,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21226 states. [2022-12-13 19:03:47,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21226 to 19193. [2022-12-13 19:03:47,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19193 states, 19192 states have (on average 1.0982180075031263) internal successors, (21077), 19192 states have internal predecessors, (21077), 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) [2022-12-13 19:03:47,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19193 states to 19193 states and 21077 transitions. [2022-12-13 19:03:47,990 INFO L78 Accepts]: Start accepts. Automaton has 19193 states and 21077 transitions. Word has length 659 [2022-12-13 19:03:47,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:47,991 INFO L495 AbstractCegarLoop]: Abstraction has 19193 states and 21077 transitions. [2022-12-13 19:03:47,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 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) [2022-12-13 19:03:47,991 INFO L276 IsEmpty]: Start isEmpty. Operand 19193 states and 21077 transitions. [2022-12-13 19:03:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2022-12-13 19:03:48,006 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:03:48,006 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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] [2022-12-13 19:03:48,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 19:03:48,007 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:03:48,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:03:48,007 INFO L85 PathProgramCache]: Analyzing trace with hash -58290927, now seen corresponding path program 1 times [2022-12-13 19:03:48,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:03:48,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596670990] [2022-12-13 19:03:48,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:03:48,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:03:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:03:48,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1633 backedges. 1039 proven. 0 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2022-12-13 19:03:48,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:03:48,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596670990] [2022-12-13 19:03:48,358 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596670990] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:03:48,358 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:03:48,358 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:03:48,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661091257] [2022-12-13 19:03:48,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:03:48,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:03:48,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:03:48,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:03:48,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:03:48,361 INFO L87 Difference]: Start difference. First operand 19193 states and 21077 transitions. Second operand has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 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) [2022-12-13 19:03:48,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:03:48,961 INFO L93 Difference]: Finished difference Result 36909 states and 40477 transitions. [2022-12-13 19:03:48,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:03:48,962 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 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 708 [2022-12-13 19:03:48,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:03:48,962 INFO L225 Difference]: With dead ends: 36909 [2022-12-13 19:03:48,962 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 19:03:48,968 INFO L412 NwaCegarLoop]: 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 [2022-12-13 19:03:48,968 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 46 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 19:03:48,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 338 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 19:03:48,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 19:03:48,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 19:03:48,969 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) [2022-12-13 19:03:48,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 19:03:48,969 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 708 [2022-12-13 19:03:48,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:03:48,969 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 19:03:48,969 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 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) [2022-12-13 19:03:48,969 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 19:03:48,969 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 19:03:48,971 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 19:03:48,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 19:03:48,972 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 19:03:51,933 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2022-12-13 19:03:51,933 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,933 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2022-12-13 19:03:51,933 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,933 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,933 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,933 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,933 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,933 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,933 INFO L899 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2022-12-13 19:03:51,934 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2022-12-13 19:03:51,934 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2022-12-13 19:03:51,934 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,934 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,934 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,934 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,934 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,934 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,934 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,934 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,934 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,935 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,935 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2022-12-13 19:03:51,935 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2022-12-13 19:03:51,935 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2022-12-13 19:03:51,935 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,935 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2022-12-13 19:03:51,935 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2022-12-13 19:03:51,935 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,935 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,935 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,935 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,935 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,936 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,937 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,937 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,937 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,937 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2022-12-13 19:03:51,937 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2022-12-13 19:03:51,937 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2022-12-13 19:03:51,937 INFO L902 garLoopResultBuilder]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2022-12-13 19:03:51,937 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,937 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,937 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,937 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,938 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,939 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,939 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,939 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2022-12-13 19:03:51,939 INFO L899 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2022-12-13 19:03:51,939 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2022-12-13 19:03:51,939 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,939 INFO L895 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse15 (+ ~a23~0 43))) (let ((.cse14 (<= .cse15 0))) (let ((.cse0 (= ~a25~0 12)) (.cse10 (<= 139 ~a23~0)) (.cse11 (<= ~a29~0 130)) (.cse7 (= ~a25~0 13)) (.cse4 (<= ~a29~0 274)) (.cse12 (<= ~a29~0 140)) (.cse1 (= ~a4~0 0)) (.cse13 (<= ~a25~0 10)) (.cse9 (<= ~a23~0 312)) (.cse3 (= ~a25~0 11)) (.cse2 (<= ~a8~0 15)) (.cse8 (not .cse14)) (.cse5 (= ~a4~0 1)) (.cse6 (<= 246 ~a29~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2 .cse5 .cse6) (and .cse7 .cse1 .cse2 .cse8 .cse9) (and .cse7 .cse10 .cse2 .cse5) (and .cse0 .cse2 .cse5 .cse11) (and .cse0 .cse10 .cse2 .cse5) (and .cse12 .cse1 .cse3 .cse2 .cse9) (and .cse3 .cse10 .cse2 .cse5 .cse9) (and .cse13 .cse2 .cse5) (and .cse1 .cse2 (= ~a25~0 10) .cse11) (and .cse3 .cse2 (<= ~a29~0 220) .cse5 (<= 312 ~a23~0)) (and .cse14 .cse1 .cse13 .cse2 .cse6) (and .cse14 .cse1 .cse13 .cse2 .cse11) (and .cse7 .cse4 .cse2 .cse5) (and .cse1 .cse3 .cse2 .cse9 .cse6) (and .cse12 .cse1 (< 0 .cse15) .cse13 .cse2 .cse9) (and .cse3 .cse2 .cse8 .cse5 .cse6))))) [2022-12-13 19:03:51,939 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,939 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,939 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,940 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,940 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,940 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,940 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,940 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,940 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2022-12-13 19:03:51,940 INFO L899 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2022-12-13 19:03:51,940 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2022-12-13 19:03:51,940 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2022-12-13 19:03:51,940 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2022-12-13 19:03:51,940 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2022-12-13 19:03:51,940 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2022-12-13 19:03:51,941 INFO L899 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,942 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,943 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,944 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2022-12-13 19:03:51,944 INFO L899 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2022-12-13 19:03:51,944 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2022-12-13 19:03:51,944 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 19:03:51,944 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 133) no Hoare annotation was computed. [2022-12-13 19:03:51,944 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,944 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,944 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,944 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,944 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,944 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,944 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,945 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,946 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2022-12-13 19:03:51,947 INFO L899 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2022-12-13 19:03:51,948 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2022-12-13 19:03:51,949 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-12-13 19:03:51,949 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2022-12-13 19:03:51,949 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2022-12-13 19:03:51,949 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,949 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,949 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,949 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,949 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,949 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,949 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,949 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2022-12-13 19:03:51,949 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2022-12-13 19:03:51,950 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2022-12-13 19:03:51,951 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2022-12-13 19:03:51,952 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2022-12-13 19:03:51,952 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,952 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,952 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,952 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,952 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,952 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,952 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,952 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,952 INFO L899 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2022-12-13 19:03:51,952 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2022-12-13 19:03:51,952 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2022-12-13 19:03:51,953 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 19:03:51,954 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 19:03:51,954 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,954 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,954 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,954 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,954 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,954 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,954 INFO L899 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2022-12-13 19:03:51,954 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2022-12-13 19:03:51,954 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,955 INFO L895 garLoopResultBuilder]: At program point calculate_output_returnLabel#1(lines 32 1036) the Hoare annotation is: (let ((.cse15 (+ ~a23~0 43))) (let ((.cse14 (<= .cse15 0))) (let ((.cse0 (= ~a25~0 12)) (.cse10 (<= 139 ~a23~0)) (.cse11 (<= ~a29~0 130)) (.cse7 (= ~a25~0 13)) (.cse4 (<= ~a29~0 274)) (.cse12 (<= ~a29~0 140)) (.cse1 (= ~a4~0 0)) (.cse13 (<= ~a25~0 10)) (.cse9 (<= ~a23~0 312)) (.cse3 (= ~a25~0 11)) (.cse2 (<= ~a8~0 15)) (.cse8 (not .cse14)) (.cse5 (= ~a4~0 1)) (.cse6 (<= 246 ~a29~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2 .cse5 .cse6) (and .cse7 .cse1 .cse2 .cse8 .cse9) (and .cse7 .cse10 .cse2 .cse5) (and .cse0 .cse2 .cse5 .cse11) (and .cse0 .cse10 .cse2 .cse5) (and .cse12 .cse1 .cse3 .cse2 .cse9) (and .cse3 .cse10 .cse2 .cse5 .cse9) (and .cse13 .cse2 .cse5) (and .cse1 .cse2 (= ~a25~0 10) .cse11) (and .cse3 .cse2 (<= ~a29~0 220) .cse5 (<= 312 ~a23~0)) (and .cse14 .cse1 .cse13 .cse2 .cse6) (and .cse14 .cse1 .cse13 .cse2 .cse11) (and .cse7 .cse4 .cse2 .cse5) (and .cse1 .cse3 .cse2 .cse9 .cse6) (and .cse12 .cse1 (< 0 .cse15) .cse13 .cse2 .cse9) (and .cse3 .cse2 .cse8 .cse5 .cse6))))) [2022-12-13 19:03:51,955 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,955 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,955 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,955 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,955 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,955 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,955 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2022-12-13 19:03:51,955 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2022-12-13 19:03:51,955 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,955 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,955 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2022-12-13 19:03:51,956 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2022-12-13 19:03:51,956 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2022-12-13 19:03:51,956 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2022-12-13 19:03:51,958 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:03:51,960 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 19:03:51,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 07:03:51 BoogieIcfgContainer [2022-12-13 19:03:51,974 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 19:03:51,974 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 19:03:51,974 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 19:03:51,974 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 19:03:51,975 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:03:28" (3/4) ... [2022-12-13 19:03:51,977 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 19:03:51,991 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-12-13 19:03:51,991 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-13 19:03:51,992 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 19:03:51,993 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 19:03:52,062 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 19:03:52,062 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 19:03:52,062 INFO L158 Benchmark]: Toolchain (without parser) took 25572.93ms. Allocated memory was 123.7MB in the beginning and 752.9MB in the end (delta: 629.1MB). Free memory was 88.3MB in the beginning and 472.5MB in the end (delta: -384.2MB). Peak memory consumption was 246.5MB. Max. memory is 16.1GB. [2022-12-13 19:03:52,062 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 123.7MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:03:52,063 INFO L158 Benchmark]: CACSL2BoogieTranslator took 634.27ms. Allocated memory was 123.7MB in the beginning and 207.6MB in the end (delta: 83.9MB). Free memory was 87.9MB in the beginning and 171.4MB in the end (delta: -83.5MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2022-12-13 19:03:52,063 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.63ms. Allocated memory is still 207.6MB. Free memory was 171.4MB in the beginning and 153.5MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 19:03:52,063 INFO L158 Benchmark]: Boogie Preprocessor took 80.89ms. Allocated memory is still 207.6MB. Free memory was 153.5MB in the beginning and 144.1MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 19:03:52,063 INFO L158 Benchmark]: RCFGBuilder took 1268.21ms. Allocated memory is still 207.6MB. Free memory was 144.1MB in the beginning and 142.8MB in the end (delta: 1.3MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. [2022-12-13 19:03:52,063 INFO L158 Benchmark]: TraceAbstraction took 23384.98ms. Allocated memory was 207.6MB in the beginning and 752.9MB in the end (delta: 545.3MB). Free memory was 142.8MB in the beginning and 488.2MB in the end (delta: -345.4MB). Peak memory consumption was 571.2MB. Max. memory is 16.1GB. [2022-12-13 19:03:52,064 INFO L158 Benchmark]: Witness Printer took 87.64ms. Allocated memory is still 752.9MB. Free memory was 488.2MB in the beginning and 472.5MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 19:03:52,065 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 123.7MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 634.27ms. Allocated memory was 123.7MB in the beginning and 207.6MB in the end (delta: 83.9MB). Free memory was 87.9MB in the beginning and 171.4MB in the end (delta: -83.5MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.63ms. Allocated memory is still 207.6MB. Free memory was 171.4MB in the beginning and 153.5MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.89ms. Allocated memory is still 207.6MB. Free memory was 153.5MB in the beginning and 144.1MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1268.21ms. Allocated memory is still 207.6MB. Free memory was 144.1MB in the beginning and 142.8MB in the end (delta: 1.3MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. * TraceAbstraction took 23384.98ms. Allocated memory was 207.6MB in the beginning and 752.9MB in the end (delta: 545.3MB). Free memory was 142.8MB in the beginning and 488.2MB in the end (delta: -345.4MB). Peak memory consumption was 571.2MB. Max. memory is 16.1GB. * Witness Printer took 87.64ms. Allocated memory is still 752.9MB. Free memory was 488.2MB in the beginning and 472.5MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * 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: 133]: 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, 283 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 23.3s, OverallIterations: 19, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 13.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2629 SdHoareTripleChecker+Valid, 11.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2629 mSDsluCounter, 3790 SdHoareTripleChecker+Invalid, 10.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 396 mSDsCounter, 1701 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10656 IncrementalHoareTripleChecker+Invalid, 12357 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1701 mSolverCounterUnsat, 3394 mSDtfsCounter, 10656 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 562 GetRequests, 538 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19939occurred in iteration=17, InterpolantAutomatonStates: 58, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 19 MinimizatonAttempts, 9660 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 207 NumberOfFragments, 523 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1986 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 7840 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 7460 NumberOfCodeBlocks, 7460 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 7440 ConstructedInterpolants, 0 QuantifiedInterpolants, 14418 SizeOfPredicates, 0 NumberOfNonLiveVariables, 688 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 20 InterpolantComputations, 19 PerfectInterpolantSequences, 10110/10516 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: 32]: Loop Invariant Derived loop invariant: (((((((((((((((((a25 == 12 && a4 == 0) && a8 <= 15) || ((((a25 == 11 && a29 <= 274) && a8 <= 15) && a4 == 1) && 246 <= a29)) || ((((a25 == 13 && a4 == 0) && a8 <= 15) && !(a23 + 43 <= 0)) && a23 <= 312)) || (((a25 == 13 && 139 <= a23) && a8 <= 15) && a4 == 1)) || (((a25 == 12 && a8 <= 15) && a4 == 1) && a29 <= 130)) || (((a25 == 12 && 139 <= a23) && a8 <= 15) && a4 == 1)) || ((((a29 <= 140 && a4 == 0) && a25 == 11) && a8 <= 15) && a23 <= 312)) || ((((a25 == 11 && 139 <= a23) && a8 <= 15) && a4 == 1) && a23 <= 312)) || ((a25 <= 10 && a8 <= 15) && a4 == 1)) || (((a4 == 0 && a8 <= 15) && a25 == 10) && a29 <= 130)) || ((((a25 == 11 && a8 <= 15) && a29 <= 220) && a4 == 1) && 312 <= a23)) || ((((a23 + 43 <= 0 && a4 == 0) && a25 <= 10) && a8 <= 15) && 246 <= a29)) || ((((a23 + 43 <= 0 && a4 == 0) && a25 <= 10) && a8 <= 15) && a29 <= 130)) || (((a25 == 13 && a29 <= 274) && a8 <= 15) && a4 == 1)) || ((((a4 == 0 && a25 == 11) && a8 <= 15) && a23 <= 312) && 246 <= a29)) || (((((a29 <= 140 && a4 == 0) && 0 < a23 + 43) && a25 <= 10) && a8 <= 15) && a23 <= 312)) || ((((a25 == 11 && a8 <= 15) && !(a23 + 43 <= 0)) && a4 == 1) && 246 <= a29) - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: (((((((((((((((((a25 == 12 && a4 == 0) && a8 <= 15) || ((((a25 == 11 && a29 <= 274) && a8 <= 15) && a4 == 1) && 246 <= a29)) || ((((a25 == 13 && a4 == 0) && a8 <= 15) && !(a23 + 43 <= 0)) && a23 <= 312)) || (((a25 == 13 && 139 <= a23) && a8 <= 15) && a4 == 1)) || (((a25 == 12 && a8 <= 15) && a4 == 1) && a29 <= 130)) || (((a25 == 12 && 139 <= a23) && a8 <= 15) && a4 == 1)) || ((((a29 <= 140 && a4 == 0) && a25 == 11) && a8 <= 15) && a23 <= 312)) || ((((a25 == 11 && 139 <= a23) && a8 <= 15) && a4 == 1) && a23 <= 312)) || ((a25 <= 10 && a8 <= 15) && a4 == 1)) || (((a4 == 0 && a8 <= 15) && a25 == 10) && a29 <= 130)) || ((((a25 == 11 && a8 <= 15) && a29 <= 220) && a4 == 1) && 312 <= a23)) || ((((a23 + 43 <= 0 && a4 == 0) && a25 <= 10) && a8 <= 15) && 246 <= a29)) || ((((a23 + 43 <= 0 && a4 == 0) && a25 <= 10) && a8 <= 15) && a29 <= 130)) || (((a25 == 13 && a29 <= 274) && a8 <= 15) && a4 == 1)) || ((((a4 == 0 && a25 == 11) && a8 <= 15) && a23 <= 312) && 246 <= a29)) || (((((a29 <= 140 && a4 == 0) && 0 < a23 + 43) && a25 <= 10) && a8 <= 15) && a23 <= 312)) || ((((a25 == 11 && a8 <= 15) && !(a23 + 43 <= 0)) && a4 == 1) && 246 <= a29) - InvariantResult [Line: 1038]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-12-13 19:03:52,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d33f8098-c49e-4239-aac4-5d8a2684b6e0/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE