./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX --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 3fcd708947a4bb98de639b7d2a0b691cd973d0d2cb21e8c27c8bb20175929abf --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 10:46:12,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 10:46:12,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 10:46:12,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 10:46:12,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 10:46:12,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 10:46:12,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 10:46:12,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 10:46:12,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 10:46:12,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 10:46:12,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 10:46:12,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 10:46:12,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 10:46:12,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 10:46:12,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 10:46:12,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 10:46:12,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 10:46:12,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 10:46:12,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 10:46:12,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 10:46:12,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 10:46:12,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 10:46:12,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 10:46:12,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 10:46:12,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 10:46:12,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 10:46:12,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 10:46:12,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 10:46:12,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 10:46:12,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 10:46:12,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 10:46:12,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 10:46:12,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 10:46:12,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 10:46:12,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 10:46:12,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 10:46:12,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 10:46:12,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 10:46:12,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 10:46:12,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 10:46:12,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 10:46:12,480 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-09 10:46:12,516 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 10:46:12,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 10:46:12,517 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 10:46:12,518 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 10:46:12,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 10:46:12,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 10:46:12,520 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 10:46:12,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 10:46:12,521 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 10:46:12,521 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 10:46:12,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 10:46:12,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 10:46:12,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-09 10:46:12,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 10:46:12,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-09 10:46:12,523 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 10:46:12,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 10:46:12,524 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 10:46:12,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-09 10:46:12,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 10:46:12,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 10:46:12,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 10:46:12,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 10:46:12,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 10:46:12,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 10:46:12,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-09 10:46:12,527 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 10:46:12,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-09 10:46:12,528 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-09 10:46:12,528 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-09 10:46:12,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-09 10:46:12,528 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 10:46:12,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fcd708947a4bb98de639b7d2a0b691cd973d0d2cb21e8c27c8bb20175929abf [2021-11-09 10:46:12,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 10:46:12,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 10:46:12,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 10:46:12,963 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 10:46:12,964 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 10:46:12,965 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/eca-rers2012/Problem15_label42.c [2021-11-09 10:46:13,073 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/data/33a1e829b/945b7edfdc3d4272ae302c50800dd41e/FLAGbfe51365f [2021-11-09 10:46:13,941 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 10:46:13,945 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/sv-benchmarks/c/eca-rers2012/Problem15_label42.c [2021-11-09 10:46:13,981 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/data/33a1e829b/945b7edfdc3d4272ae302c50800dd41e/FLAGbfe51365f [2021-11-09 10:46:14,488 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/data/33a1e829b/945b7edfdc3d4272ae302c50800dd41e [2021-11-09 10:46:14,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 10:46:14,493 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 10:46:14,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 10:46:14,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 10:46:14,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 10:46:14,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:46:14" (1/1) ... [2021-11-09 10:46:14,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b65697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:14, skipping insertion in model container [2021-11-09 10:46:14,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:46:14" (1/1) ... [2021-11-09 10:46:14,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 10:46:14,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 10:46:15,020 WARN L228 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_5efc35a0-b51b-4203-9a4b-22d0effb5018/sv-benchmarks/c/eca-rers2012/Problem15_label42.c[5695,5708] [2021-11-09 10:46:15,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 10:46:15,617 INFO L203 MainTranslator]: Completed pre-run [2021-11-09 10:46:15,645 WARN L228 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_5efc35a0-b51b-4203-9a4b-22d0effb5018/sv-benchmarks/c/eca-rers2012/Problem15_label42.c[5695,5708] [2021-11-09 10:46:15,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 10:46:15,968 INFO L208 MainTranslator]: Completed translation [2021-11-09 10:46:15,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:15 WrapperNode [2021-11-09 10:46:15,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 10:46:15,971 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-09 10:46:15,971 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-09 10:46:15,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-09 10:46:16,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:15" (1/1) ... [2021-11-09 10:46:16,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:15" (1/1) ... [2021-11-09 10:46:16,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-09 10:46:16,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-09 10:46:16,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-09 10:46:16,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-09 10:46:16,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:15" (1/1) ... [2021-11-09 10:46:16,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:15" (1/1) ... [2021-11-09 10:46:16,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:15" (1/1) ... [2021-11-09 10:46:16,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:15" (1/1) ... [2021-11-09 10:46:16,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:15" (1/1) ... [2021-11-09 10:46:16,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:15" (1/1) ... [2021-11-09 10:46:16,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:15" (1/1) ... [2021-11-09 10:46:16,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-09 10:46:16,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-09 10:46:16,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-09 10:46:16,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-09 10:46:16,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:15" (1/1) ... [2021-11-09 10:46:16,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 10:46:16,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:46:16,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-09 10:46:16,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-09 10:46:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-09 10:46:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-09 10:46:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-09 10:46:16,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-09 10:46:20,485 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-09 10:46:20,485 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-11-09 10:46:20,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:46:20 BoogieIcfgContainer [2021-11-09 10:46:20,489 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-09 10:46:20,491 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-09 10:46:20,492 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-09 10:46:20,501 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-09 10:46:20,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 10:46:14" (1/3) ... [2021-11-09 10:46:20,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@611c2cf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:46:20, skipping insertion in model container [2021-11-09 10:46:20,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:46:15" (2/3) ... [2021-11-09 10:46:20,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@611c2cf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 10:46:20, skipping insertion in model container [2021-11-09 10:46:20,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:46:20" (3/3) ... [2021-11-09 10:46:20,506 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label42.c [2021-11-09 10:46:20,519 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-09 10:46:20,520 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-09 10:46:20,608 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-09 10:46:20,619 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-09 10:46:20,620 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-09 10:46:20,667 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:20,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-09 10:46:20,682 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:20,683 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:20,684 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:20,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:20,694 INFO L85 PathProgramCache]: Analyzing trace with hash 291089130, now seen corresponding path program 1 times [2021-11-09 10:46:20,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:20,707 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723491826] [2021-11-09 10:46:20,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:20,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:21,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:46:21,115 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:21,116 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723491826] [2021-11-09 10:46:21,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723491826] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:21,117 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:46:21,118 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-09 10:46:21,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838936287] [2021-11-09 10:46:21,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:21,128 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:21,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:21,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:21,150 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:24,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:46:24,718 INFO L93 Difference]: Finished difference Result 1191 states and 2157 transitions. [2021-11-09 10:46:24,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:46:24,720 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 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 46 [2021-11-09 10:46:24,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:46:24,744 INFO L225 Difference]: With dead ends: 1191 [2021-11-09 10:46:24,745 INFO L226 Difference]: Without dead ends: 688 [2021-11-09 10:46:24,751 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:24,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2021-11-09 10:46:24,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 680. [2021-11-09 10:46:24,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 680 states, 679 states have (on average 1.609720176730486) internal successors, (1093), 679 states have internal predecessors, (1093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:24,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1093 transitions. [2021-11-09 10:46:24,854 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 1093 transitions. Word has length 46 [2021-11-09 10:46:24,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:46:24,865 INFO L470 AbstractCegarLoop]: Abstraction has 680 states and 1093 transitions. [2021-11-09 10:46:24,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:24,866 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1093 transitions. [2021-11-09 10:46:24,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-09 10:46:24,872 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:24,873 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:24,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-09 10:46:24,874 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:24,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:24,875 INFO L85 PathProgramCache]: Analyzing trace with hash -126455687, now seen corresponding path program 1 times [2021-11-09 10:46:24,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:24,875 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828146741] [2021-11-09 10:46:24,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:24,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:25,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:25,140 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:46:25,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:25,143 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828146741] [2021-11-09 10:46:25,144 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828146741] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:25,145 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:46:25,145 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-09 10:46:25,145 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665331132] [2021-11-09 10:46:25,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:25,148 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:25,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:25,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:25,151 INFO L87 Difference]: Start difference. First operand 680 states and 1093 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 2 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:27,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:46:27,310 INFO L93 Difference]: Finished difference Result 1964 states and 3171 transitions. [2021-11-09 10:46:27,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:46:27,319 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 2 states have internal predecessors, (114), 0 states have call successors, (0), 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 114 [2021-11-09 10:46:27,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:46:27,329 INFO L225 Difference]: With dead ends: 1964 [2021-11-09 10:46:27,330 INFO L226 Difference]: Without dead ends: 1286 [2021-11-09 10:46:27,334 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:27,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1286 states. [2021-11-09 10:46:27,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1286 to 1281. [2021-11-09 10:46:27,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1281 states, 1280 states have (on average 1.3953125) internal successors, (1786), 1280 states have internal predecessors, (1786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:27,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1281 states and 1786 transitions. [2021-11-09 10:46:27,397 INFO L78 Accepts]: Start accepts. Automaton has 1281 states and 1786 transitions. Word has length 114 [2021-11-09 10:46:27,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:46:27,398 INFO L470 AbstractCegarLoop]: Abstraction has 1281 states and 1786 transitions. [2021-11-09 10:46:27,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 2 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:27,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1786 transitions. [2021-11-09 10:46:27,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-09 10:46:27,405 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:27,405 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:27,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-09 10:46:27,406 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:27,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:27,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1586174363, now seen corresponding path program 1 times [2021-11-09 10:46:27,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:27,408 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919689623] [2021-11-09 10:46:27,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:27,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:27,539 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:46:27,540 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:27,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919689623] [2021-11-09 10:46:27,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919689623] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:27,541 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:46:27,541 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 10:46:27,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64806538] [2021-11-09 10:46:27,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:27,543 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:27,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:27,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:27,544 INFO L87 Difference]: Start difference. First operand 1281 states and 1786 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:31,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:46:31,159 INFO L93 Difference]: Finished difference Result 3766 states and 5246 transitions. [2021-11-09 10:46:31,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:46:31,161 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 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 122 [2021-11-09 10:46:31,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:46:31,178 INFO L225 Difference]: With dead ends: 3766 [2021-11-09 10:46:31,179 INFO L226 Difference]: Without dead ends: 2487 [2021-11-09 10:46:31,182 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:31,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2487 states. [2021-11-09 10:46:31,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2487 to 2487. [2021-11-09 10:46:31,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2487 states, 2486 states have (on average 1.244569589702333) internal successors, (3094), 2486 states have internal predecessors, (3094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:31,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2487 states and 3094 transitions. [2021-11-09 10:46:31,261 INFO L78 Accepts]: Start accepts. Automaton has 2487 states and 3094 transitions. Word has length 122 [2021-11-09 10:46:31,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:46:31,263 INFO L470 AbstractCegarLoop]: Abstraction has 2487 states and 3094 transitions. [2021-11-09 10:46:31,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:31,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 3094 transitions. [2021-11-09 10:46:31,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-09 10:46:31,266 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:31,267 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:31,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-09 10:46:31,268 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:31,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:31,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1437214791, now seen corresponding path program 1 times [2021-11-09 10:46:31,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:31,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003071176] [2021-11-09 10:46:31,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:31,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:31,396 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:46:31,396 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:31,397 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003071176] [2021-11-09 10:46:31,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003071176] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:31,397 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:46:31,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-09 10:46:31,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200397820] [2021-11-09 10:46:31,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:31,399 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:31,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:31,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:31,401 INFO L87 Difference]: Start difference. First operand 2487 states and 3094 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:34,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:46:34,219 INFO L93 Difference]: Finished difference Result 6173 states and 7859 transitions. [2021-11-09 10:46:34,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:46:34,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 0 states have call successors, (0), 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 128 [2021-11-09 10:46:34,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:46:34,246 INFO L225 Difference]: With dead ends: 6173 [2021-11-09 10:46:34,247 INFO L226 Difference]: Without dead ends: 3688 [2021-11-09 10:46:34,253 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:34,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3688 states. [2021-11-09 10:46:34,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3688 to 3686. [2021-11-09 10:46:34,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3686 states, 3685 states have (on average 1.198100407055631) internal successors, (4415), 3685 states have internal predecessors, (4415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:34,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 3686 states and 4415 transitions. [2021-11-09 10:46:34,367 INFO L78 Accepts]: Start accepts. Automaton has 3686 states and 4415 transitions. Word has length 128 [2021-11-09 10:46:34,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:46:34,369 INFO L470 AbstractCegarLoop]: Abstraction has 3686 states and 4415 transitions. [2021-11-09 10:46:34,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:34,370 INFO L276 IsEmpty]: Start isEmpty. Operand 3686 states and 4415 transitions. [2021-11-09 10:46:34,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-09 10:46:34,381 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:34,381 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:34,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-09 10:46:34,382 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:34,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:34,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1023010010, now seen corresponding path program 1 times [2021-11-09 10:46:34,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:34,386 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207402004] [2021-11-09 10:46:34,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:34,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:34,630 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:46:34,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:34,631 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207402004] [2021-11-09 10:46:34,631 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207402004] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:34,632 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:46:34,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 10:46:34,632 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934972690] [2021-11-09 10:46:34,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:34,636 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:34,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:34,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:34,637 INFO L87 Difference]: Start difference. First operand 3686 states and 4415 transitions. Second operand has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:37,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:46:37,302 INFO L93 Difference]: Finished difference Result 8572 states and 10503 transitions. [2021-11-09 10:46:37,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:46:37,304 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 0 states have call successors, (0), 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 242 [2021-11-09 10:46:37,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:46:37,339 INFO L225 Difference]: With dead ends: 8572 [2021-11-09 10:46:37,339 INFO L226 Difference]: Without dead ends: 4888 [2021-11-09 10:46:37,345 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:37,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4888 states. [2021-11-09 10:46:37,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4888 to 4886. [2021-11-09 10:46:37,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4886 states, 4885 states have (on average 1.1733879222108496) internal successors, (5732), 4885 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:37,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4886 states to 4886 states and 5732 transitions. [2021-11-09 10:46:37,480 INFO L78 Accepts]: Start accepts. Automaton has 4886 states and 5732 transitions. Word has length 242 [2021-11-09 10:46:37,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:46:37,481 INFO L470 AbstractCegarLoop]: Abstraction has 4886 states and 5732 transitions. [2021-11-09 10:46:37,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:37,482 INFO L276 IsEmpty]: Start isEmpty. Operand 4886 states and 5732 transitions. [2021-11-09 10:46:37,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2021-11-09 10:46:37,488 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:37,489 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:37,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-09 10:46:37,490 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:37,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:37,490 INFO L85 PathProgramCache]: Analyzing trace with hash -811672651, now seen corresponding path program 1 times [2021-11-09 10:46:37,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:37,492 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094643210] [2021-11-09 10:46:37,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:37,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:37,814 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-09 10:46:37,815 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:37,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094643210] [2021-11-09 10:46:37,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094643210] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:37,817 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:46:37,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-09 10:46:37,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292143901] [2021-11-09 10:46:37,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:37,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:37,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:37,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:37,825 INFO L87 Difference]: Start difference. First operand 4886 states and 5732 transitions. Second operand has 3 states, 3 states have (on average 88.0) internal successors, (264), 2 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:40,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:46:40,363 INFO L93 Difference]: Finished difference Result 10069 states and 11773 transitions. [2021-11-09 10:46:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:46:40,364 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 2 states have internal predecessors, (264), 0 states have call successors, (0), 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 307 [2021-11-09 10:46:40,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:46:40,401 INFO L225 Difference]: With dead ends: 10069 [2021-11-09 10:46:40,401 INFO L226 Difference]: Without dead ends: 5185 [2021-11-09 10:46:40,408 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:40,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5185 states. [2021-11-09 10:46:40,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5185 to 5185. [2021-11-09 10:46:40,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5185 states, 5184 states have (on average 1.1645447530864197) internal successors, (6037), 5184 states have internal predecessors, (6037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:40,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5185 states to 5185 states and 6037 transitions. [2021-11-09 10:46:40,553 INFO L78 Accepts]: Start accepts. Automaton has 5185 states and 6037 transitions. Word has length 307 [2021-11-09 10:46:40,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:46:40,554 INFO L470 AbstractCegarLoop]: Abstraction has 5185 states and 6037 transitions. [2021-11-09 10:46:40,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 2 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:40,555 INFO L276 IsEmpty]: Start isEmpty. Operand 5185 states and 6037 transitions. [2021-11-09 10:46:40,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2021-11-09 10:46:40,561 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:40,562 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:40,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-09 10:46:40,563 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:40,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:40,564 INFO L85 PathProgramCache]: Analyzing trace with hash 105527406, now seen corresponding path program 1 times [2021-11-09 10:46:40,564 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:40,565 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71887062] [2021-11-09 10:46:40,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:40,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:40,745 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:46:40,746 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:40,746 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71887062] [2021-11-09 10:46:40,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71887062] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:40,747 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:46:40,747 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 10:46:40,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736476439] [2021-11-09 10:46:40,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:40,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:40,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:40,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:40,751 INFO L87 Difference]: Start difference. First operand 5185 states and 6037 transitions. Second operand has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:43,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:46:43,374 INFO L93 Difference]: Finished difference Result 11271 states and 13444 transitions. [2021-11-09 10:46:43,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:46:43,375 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 328 [2021-11-09 10:46:43,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:46:43,412 INFO L225 Difference]: With dead ends: 11271 [2021-11-09 10:46:43,412 INFO L226 Difference]: Without dead ends: 6387 [2021-11-09 10:46:43,417 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:43,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6387 states. [2021-11-09 10:46:43,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6387 to 6382. [2021-11-09 10:46:43,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6382 states, 6381 states have (on average 1.1548346654129447) internal successors, (7369), 6381 states have internal predecessors, (7369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:43,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6382 states to 6382 states and 7369 transitions. [2021-11-09 10:46:43,589 INFO L78 Accepts]: Start accepts. Automaton has 6382 states and 7369 transitions. Word has length 328 [2021-11-09 10:46:43,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:46:43,590 INFO L470 AbstractCegarLoop]: Abstraction has 6382 states and 7369 transitions. [2021-11-09 10:46:43,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:43,591 INFO L276 IsEmpty]: Start isEmpty. Operand 6382 states and 7369 transitions. [2021-11-09 10:46:43,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2021-11-09 10:46:43,600 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:43,600 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:43,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-09 10:46:43,601 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:43,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:43,602 INFO L85 PathProgramCache]: Analyzing trace with hash 2095815329, now seen corresponding path program 1 times [2021-11-09 10:46:43,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:43,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207839096] [2021-11-09 10:46:43,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:43,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:43,849 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-09 10:46:43,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:43,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207839096] [2021-11-09 10:46:43,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207839096] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:43,850 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:46:43,851 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 10:46:43,851 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266575366] [2021-11-09 10:46:43,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:43,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:43,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:43,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:43,854 INFO L87 Difference]: Start difference. First operand 6382 states and 7369 transitions. Second operand has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:46,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:46:46,666 INFO L93 Difference]: Finished difference Result 17555 states and 20251 transitions. [2021-11-09 10:46:46,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:46:46,668 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 393 [2021-11-09 10:46:46,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:46:46,718 INFO L225 Difference]: With dead ends: 17555 [2021-11-09 10:46:46,718 INFO L226 Difference]: Without dead ends: 8484 [2021-11-09 10:46:46,730 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:46,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8484 states. [2021-11-09 10:46:46,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8484 to 8185. [2021-11-09 10:46:46,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8185 states, 8184 states have (on average 1.1031280547409579) internal successors, (9028), 8184 states have internal predecessors, (9028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:46,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8185 states to 8185 states and 9028 transitions. [2021-11-09 10:46:46,935 INFO L78 Accepts]: Start accepts. Automaton has 8185 states and 9028 transitions. Word has length 393 [2021-11-09 10:46:46,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:46:46,936 INFO L470 AbstractCegarLoop]: Abstraction has 8185 states and 9028 transitions. [2021-11-09 10:46:46,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:46,937 INFO L276 IsEmpty]: Start isEmpty. Operand 8185 states and 9028 transitions. [2021-11-09 10:46:46,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2021-11-09 10:46:46,955 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:46,955 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:46,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-09 10:46:46,956 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:46,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:46,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1049482387, now seen corresponding path program 1 times [2021-11-09 10:46:46,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:46,958 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487961384] [2021-11-09 10:46:46,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:46,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:47,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:47,257 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-11-09 10:46:47,258 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:47,258 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487961384] [2021-11-09 10:46:47,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487961384] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:47,259 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:46:47,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 10:46:47,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549152299] [2021-11-09 10:46:47,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:47,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:47,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:47,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:47,276 INFO L87 Difference]: Start difference. First operand 8185 states and 9028 transitions. Second operand has 3 states, 3 states have (on average 107.0) internal successors, (321), 3 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:49,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:46:49,045 INFO L93 Difference]: Finished difference Result 16365 states and 18094 transitions. [2021-11-09 10:46:49,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:46:49,060 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.0) internal successors, (321), 3 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 547 [2021-11-09 10:46:49,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:46:49,079 INFO L225 Difference]: With dead ends: 16365 [2021-11-09 10:46:49,080 INFO L226 Difference]: Without dead ends: 8481 [2021-11-09 10:46:49,088 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:49,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8481 states. [2021-11-09 10:46:49,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8481 to 8181. [2021-11-09 10:46:49,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8181 states, 8180 states have (on average 1.1028117359413203) internal successors, (9021), 8180 states have internal predecessors, (9021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:49,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8181 states to 8181 states and 9021 transitions. [2021-11-09 10:46:49,243 INFO L78 Accepts]: Start accepts. Automaton has 8181 states and 9021 transitions. Word has length 547 [2021-11-09 10:46:49,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:46:49,246 INFO L470 AbstractCegarLoop]: Abstraction has 8181 states and 9021 transitions. [2021-11-09 10:46:49,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.0) internal successors, (321), 3 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:49,246 INFO L276 IsEmpty]: Start isEmpty. Operand 8181 states and 9021 transitions. [2021-11-09 10:46:49,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2021-11-09 10:46:49,265 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:49,266 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:49,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-09 10:46:49,266 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:49,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:49,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1504879367, now seen corresponding path program 1 times [2021-11-09 10:46:49,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:49,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950758202] [2021-11-09 10:46:49,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:49,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:49,597 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-09 10:46:49,597 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:49,598 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950758202] [2021-11-09 10:46:49,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950758202] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:49,598 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:46:49,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 10:46:49,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069120374] [2021-11-09 10:46:49,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:49,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:49,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:49,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:49,601 INFO L87 Difference]: Start difference. First operand 8181 states and 9021 transitions. Second operand has 3 states, 3 states have (on average 129.0) internal successors, (387), 3 states have internal predecessors, (387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:51,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:46:51,682 INFO L93 Difference]: Finished difference Result 19051 states and 21177 transitions. [2021-11-09 10:46:51,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:46:51,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 129.0) internal successors, (387), 3 states have internal predecessors, (387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 556 [2021-11-09 10:46:51,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:46:51,706 INFO L225 Difference]: With dead ends: 19051 [2021-11-09 10:46:51,707 INFO L226 Difference]: Without dead ends: 10274 [2021-11-09 10:46:51,715 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:51,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10274 states. [2021-11-09 10:46:51,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10274 to 8178. [2021-11-09 10:46:51,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8178 states, 8177 states have (on average 1.090008560596796) internal successors, (8913), 8177 states have internal predecessors, (8913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:51,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8178 states to 8178 states and 8913 transitions. [2021-11-09 10:46:51,883 INFO L78 Accepts]: Start accepts. Automaton has 8178 states and 8913 transitions. Word has length 556 [2021-11-09 10:46:51,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:46:51,885 INFO L470 AbstractCegarLoop]: Abstraction has 8178 states and 8913 transitions. [2021-11-09 10:46:51,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 129.0) internal successors, (387), 3 states have internal predecessors, (387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:51,885 INFO L276 IsEmpty]: Start isEmpty. Operand 8178 states and 8913 transitions. [2021-11-09 10:46:51,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2021-11-09 10:46:51,904 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:51,905 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:51,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-09 10:46:51,906 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:51,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:51,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1043281100, now seen corresponding path program 1 times [2021-11-09 10:46:51,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:51,910 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951164861] [2021-11-09 10:46:51,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:51,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 88 proven. 247 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-09 10:46:52,324 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:52,324 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951164861] [2021-11-09 10:46:52,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951164861] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-09 10:46:52,325 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755726282] [2021-11-09 10:46:52,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:52,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 10:46:52,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:46:52,328 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 10:46:52,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-09 10:46:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:52,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-09 10:46:52,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-09 10:46:54,383 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-11-09 10:46:54,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755726282] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:54,383 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-09 10:46:54,384 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-09 10:46:54,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786977657] [2021-11-09 10:46:54,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:54,386 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:54,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:54,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-09 10:46:54,387 INFO L87 Difference]: Start difference. First operand 8178 states and 8913 transitions. Second operand has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:56,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:46:56,448 INFO L93 Difference]: Finished difference Result 18148 states and 19713 transitions. [2021-11-09 10:46:56,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:46:56,450 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 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 587 [2021-11-09 10:46:56,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:46:56,472 INFO L225 Difference]: With dead ends: 18148 [2021-11-09 10:46:56,472 INFO L226 Difference]: Without dead ends: 10271 [2021-11-09 10:46:56,481 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 591 GetRequests, 588 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-09 10:46:56,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10271 states. [2021-11-09 10:46:56,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10271 to 8477. [2021-11-09 10:46:56,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8477 states, 8476 states have (on average 1.0903728173666825) internal successors, (9242), 8476 states have internal predecessors, (9242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:56,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8477 states to 8477 states and 9242 transitions. [2021-11-09 10:46:56,639 INFO L78 Accepts]: Start accepts. Automaton has 8477 states and 9242 transitions. Word has length 587 [2021-11-09 10:46:56,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:46:56,641 INFO L470 AbstractCegarLoop]: Abstraction has 8477 states and 9242 transitions. [2021-11-09 10:46:56,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:56,641 INFO L276 IsEmpty]: Start isEmpty. Operand 8477 states and 9242 transitions. [2021-11-09 10:46:56,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2021-11-09 10:46:56,651 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:56,655 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:56,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-09 10:46:56,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-09 10:46:56,871 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:56,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:56,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1737683978, now seen corresponding path program 1 times [2021-11-09 10:46:56,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:56,873 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829067118] [2021-11-09 10:46:56,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:56,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:57,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:57,309 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-11-09 10:46:57,310 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:57,310 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829067118] [2021-11-09 10:46:57,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829067118] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:57,311 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:46:57,311 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 10:46:57,311 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089118155] [2021-11-09 10:46:57,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:57,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:57,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:57,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:57,314 INFO L87 Difference]: Start difference. First operand 8477 states and 9242 transitions. Second operand has 3 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:59,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:46:59,326 INFO L93 Difference]: Finished difference Result 21152 states and 23165 transitions. [2021-11-09 10:46:59,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:46:59,327 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 0 states have call successors, (0), 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 613 [2021-11-09 10:46:59,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:46:59,356 INFO L225 Difference]: With dead ends: 21152 [2021-11-09 10:46:59,356 INFO L226 Difference]: Without dead ends: 12976 [2021-11-09 10:46:59,365 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:59,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12976 states. [2021-11-09 10:46:59,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12976 to 12965. [2021-11-09 10:46:59,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12965 states, 12964 states have (on average 1.0811477938907745) internal successors, (14016), 12964 states have internal predecessors, (14016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12965 states to 12965 states and 14016 transitions. [2021-11-09 10:46:59,571 INFO L78 Accepts]: Start accepts. Automaton has 12965 states and 14016 transitions. Word has length 613 [2021-11-09 10:46:59,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:46:59,573 INFO L470 AbstractCegarLoop]: Abstraction has 12965 states and 14016 transitions. [2021-11-09 10:46:59,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:46:59,574 INFO L276 IsEmpty]: Start isEmpty. Operand 12965 states and 14016 transitions. [2021-11-09 10:46:59,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2021-11-09 10:46:59,586 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:46:59,587 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:46:59,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-09 10:46:59,587 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:46:59,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:46:59,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1326373647, now seen corresponding path program 1 times [2021-11-09 10:46:59,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:46:59,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544203252] [2021-11-09 10:46:59,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:46:59,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:46:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:46:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 749 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2021-11-09 10:46:59,955 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:46:59,956 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544203252] [2021-11-09 10:46:59,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544203252] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:46:59,956 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:46:59,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 10:46:59,956 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245043724] [2021-11-09 10:46:59,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:46:59,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:46:59,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:46:59,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:46:59,958 INFO L87 Difference]: Start difference. First operand 12965 states and 14016 transitions. Second operand has 3 states, 3 states have (on average 128.66666666666666) internal successors, (386), 3 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:01,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:47:01,859 INFO L93 Difference]: Finished difference Result 28319 states and 30848 transitions. [2021-11-09 10:47:01,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:47:01,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 128.66666666666666) internal successors, (386), 3 states have internal predecessors, (386), 0 states have call successors, (0), 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 618 [2021-11-09 10:47:01,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:47:01,898 INFO L225 Difference]: With dead ends: 28319 [2021-11-09 10:47:01,899 INFO L226 Difference]: Without dead ends: 15655 [2021-11-09 10:47:01,910 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:47:01,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15655 states. [2021-11-09 10:47:02,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15655 to 15356. [2021-11-09 10:47:02,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15356 states, 15355 states have (on average 1.0854444806252035) internal successors, (16667), 15355 states have internal predecessors, (16667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:02,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15356 states to 15356 states and 16667 transitions. [2021-11-09 10:47:02,189 INFO L78 Accepts]: Start accepts. Automaton has 15356 states and 16667 transitions. Word has length 618 [2021-11-09 10:47:02,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:47:02,190 INFO L470 AbstractCegarLoop]: Abstraction has 15356 states and 16667 transitions. [2021-11-09 10:47:02,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 128.66666666666666) internal successors, (386), 3 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:02,191 INFO L276 IsEmpty]: Start isEmpty. Operand 15356 states and 16667 transitions. [2021-11-09 10:47:02,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 643 [2021-11-09 10:47:02,209 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:47:02,210 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:47:02,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-09 10:47:02,211 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:47:02,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:47:02,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1381717930, now seen corresponding path program 1 times [2021-11-09 10:47:02,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:47:02,212 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462629770] [2021-11-09 10:47:02,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:47:02,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:47:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:47:02,694 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 88 proven. 247 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2021-11-09 10:47:02,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:47:02,695 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462629770] [2021-11-09 10:47:02,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462629770] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-09 10:47:02,695 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395084578] [2021-11-09 10:47:02,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:47:02,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 10:47:02,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:47:02,697 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 10:47:02,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-09 10:47:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:47:03,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-09 10:47:03,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-09 10:47:04,900 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-09 10:47:04,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395084578] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:47:04,900 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-09 10:47:04,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-09 10:47:04,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837220807] [2021-11-09 10:47:04,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:47:04,903 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:47:04,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:47:04,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-09 10:47:04,904 INFO L87 Difference]: Start difference. First operand 15356 states and 16667 transitions. Second operand has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:06,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:47:06,913 INFO L93 Difference]: Finished difference Result 29807 states and 32400 transitions. [2021-11-09 10:47:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:47:06,913 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 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 642 [2021-11-09 10:47:06,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:47:06,935 INFO L225 Difference]: With dead ends: 29807 [2021-11-09 10:47:06,936 INFO L226 Difference]: Without dead ends: 14752 [2021-11-09 10:47:06,946 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 646 GetRequests, 643 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-09 10:47:06,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14752 states. [2021-11-09 10:47:07,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14752 to 14153. [2021-11-09 10:47:07,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14153 states, 14152 states have (on average 1.0546919163369135) internal successors, (14926), 14152 states have internal predecessors, (14926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:07,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14153 states to 14153 states and 14926 transitions. [2021-11-09 10:47:07,185 INFO L78 Accepts]: Start accepts. Automaton has 14153 states and 14926 transitions. Word has length 642 [2021-11-09 10:47:07,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:47:07,186 INFO L470 AbstractCegarLoop]: Abstraction has 14153 states and 14926 transitions. [2021-11-09 10:47:07,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:07,187 INFO L276 IsEmpty]: Start isEmpty. Operand 14153 states and 14926 transitions. [2021-11-09 10:47:07,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 644 [2021-11-09 10:47:07,201 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:47:07,203 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:47:07,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-09 10:47:07,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-09 10:47:07,426 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:47:07,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:47:07,427 INFO L85 PathProgramCache]: Analyzing trace with hash 62263666, now seen corresponding path program 1 times [2021-11-09 10:47:07,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:47:07,427 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018865257] [2021-11-09 10:47:07,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:47:07,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:47:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:47:07,768 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2021-11-09 10:47:07,768 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:47:07,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018865257] [2021-11-09 10:47:07,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018865257] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:47:07,769 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:47:07,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 10:47:07,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405769143] [2021-11-09 10:47:07,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:47:07,771 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:47:07,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:47:07,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:47:07,773 INFO L87 Difference]: Start difference. First operand 14153 states and 14926 transitions. Second operand has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:09,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:47:09,727 INFO L93 Difference]: Finished difference Result 32517 states and 34392 transitions. [2021-11-09 10:47:09,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:47:09,728 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 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 643 [2021-11-09 10:47:09,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:47:09,754 INFO L225 Difference]: With dead ends: 32517 [2021-11-09 10:47:09,754 INFO L226 Difference]: Without dead ends: 18665 [2021-11-09 10:47:09,767 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:47:09,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18665 states. [2021-11-09 10:47:10,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18665 to 15360. [2021-11-09 10:47:10,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15360 states, 15359 states have (on average 1.05449573539944) internal successors, (16196), 15359 states have internal predecessors, (16196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:10,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15360 states to 15360 states and 16196 transitions. [2021-11-09 10:47:10,050 INFO L78 Accepts]: Start accepts. Automaton has 15360 states and 16196 transitions. Word has length 643 [2021-11-09 10:47:10,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:47:10,051 INFO L470 AbstractCegarLoop]: Abstraction has 15360 states and 16196 transitions. [2021-11-09 10:47:10,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:10,052 INFO L276 IsEmpty]: Start isEmpty. Operand 15360 states and 16196 transitions. [2021-11-09 10:47:10,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 655 [2021-11-09 10:47:10,067 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:47:10,069 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:47:10,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-09 10:47:10,070 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:47:10,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:47:10,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1332069740, now seen corresponding path program 1 times [2021-11-09 10:47:10,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:47:10,071 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829276584] [2021-11-09 10:47:10,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:47:10,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:47:10,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:47:10,415 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 468 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-09 10:47:10,415 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:47:10,415 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829276584] [2021-11-09 10:47:10,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829276584] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:47:10,416 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:47:10,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 10:47:10,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434643286] [2021-11-09 10:47:10,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:47:10,418 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:47:10,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:47:10,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:47:10,419 INFO L87 Difference]: Start difference. First operand 15360 states and 16196 transitions. Second operand has 3 states, 3 states have (on average 183.0) internal successors, (549), 3 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:12,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:47:12,669 INFO L93 Difference]: Finished difference Result 35810 states and 37757 transitions. [2021-11-09 10:47:12,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:47:12,670 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 183.0) internal successors, (549), 3 states have internal predecessors, (549), 0 states have call successors, (0), 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 654 [2021-11-09 10:47:12,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:47:12,691 INFO L225 Difference]: With dead ends: 35810 [2021-11-09 10:47:12,692 INFO L226 Difference]: Without dead ends: 18060 [2021-11-09 10:47:12,703 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:47:12,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18060 states. [2021-11-09 10:47:12,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18060 to 15061. [2021-11-09 10:47:12,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15061 states, 15060 states have (on average 1.051660026560425) internal successors, (15838), 15060 states have internal predecessors, (15838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:12,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15061 states to 15061 states and 15838 transitions. [2021-11-09 10:47:12,958 INFO L78 Accepts]: Start accepts. Automaton has 15061 states and 15838 transitions. Word has length 654 [2021-11-09 10:47:12,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:47:12,959 INFO L470 AbstractCegarLoop]: Abstraction has 15061 states and 15838 transitions. [2021-11-09 10:47:12,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 183.0) internal successors, (549), 3 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:12,959 INFO L276 IsEmpty]: Start isEmpty. Operand 15061 states and 15838 transitions. [2021-11-09 10:47:12,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 656 [2021-11-09 10:47:12,981 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:47:12,983 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:47:12,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-09 10:47:12,983 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:47:12,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:47:12,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1119185175, now seen corresponding path program 1 times [2021-11-09 10:47:12,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:47:12,985 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922106325] [2021-11-09 10:47:12,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:47:12,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:47:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:47:13,307 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 560 trivial. 0 not checked. [2021-11-09 10:47:13,308 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:47:13,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922106325] [2021-11-09 10:47:13,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922106325] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:47:13,308 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:47:13,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 10:47:13,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657080203] [2021-11-09 10:47:13,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 10:47:13,311 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:47:13,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 10:47:13,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:47:13,312 INFO L87 Difference]: Start difference. First operand 15061 states and 15838 transitions. Second operand has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:15,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:47:15,088 INFO L93 Difference]: Finished difference Result 32822 states and 34548 transitions. [2021-11-09 10:47:15,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 10:47:15,089 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 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 655 [2021-11-09 10:47:15,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:47:15,105 INFO L225 Difference]: With dead ends: 32822 [2021-11-09 10:47:15,105 INFO L226 Difference]: Without dead ends: 18062 [2021-11-09 10:47:15,113 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 10:47:15,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18062 states. [2021-11-09 10:47:15,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18062 to 15954. [2021-11-09 10:47:15,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15954 states, 15953 states have (on average 1.0519651476211371) internal successors, (16782), 15953 states have internal predecessors, (16782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:15,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15954 states to 15954 states and 16782 transitions. [2021-11-09 10:47:15,368 INFO L78 Accepts]: Start accepts. Automaton has 15954 states and 16782 transitions. Word has length 655 [2021-11-09 10:47:15,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:47:15,369 INFO L470 AbstractCegarLoop]: Abstraction has 15954 states and 16782 transitions. [2021-11-09 10:47:15,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:15,369 INFO L276 IsEmpty]: Start isEmpty. Operand 15954 states and 16782 transitions. [2021-11-09 10:47:15,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 868 [2021-11-09 10:47:15,396 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 10:47:15,397 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-09 10:47:15,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-09 10:47:15,398 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-09 10:47:15,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:47:15,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1436840268, now seen corresponding path program 1 times [2021-11-09 10:47:15,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:47:15,400 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156132049] [2021-11-09 10:47:15,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:47:15,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:47:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:47:15,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1347 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2021-11-09 10:47:15,835 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 10:47:15,835 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156132049] [2021-11-09 10:47:15,835 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156132049] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 10:47:15,835 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 10:47:15,836 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-09 10:47:15,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406995922] [2021-11-09 10:47:15,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-09 10:47:15,840 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 10:47:15,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-09 10:47:15,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-09 10:47:15,841 INFO L87 Difference]: Start difference. First operand 15954 states and 16782 transitions. Second operand has 4 states, 4 states have (on average 81.75) internal successors, (327), 4 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:18,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 10:47:18,345 INFO L93 Difference]: Finished difference Result 39080 states and 41040 transitions. [2021-11-09 10:47:18,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-09 10:47:18,346 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 81.75) internal successors, (327), 4 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 867 [2021-11-09 10:47:18,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 10:47:18,347 INFO L225 Difference]: With dead ends: 39080 [2021-11-09 10:47:18,347 INFO L226 Difference]: Without dead ends: 0 [2021-11-09 10:47:18,360 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-09 10:47:18,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-09 10:47:18,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-09 10:47:18,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:18,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-09 10:47:18,361 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 867 [2021-11-09 10:47:18,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 10:47:18,362 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-09 10:47:18,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 81.75) internal successors, (327), 4 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 10:47:18,362 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-09 10:47:18,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-09 10:47:18,365 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-09 10:47:18,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-09 10:47:18,368 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-09 10:47:18,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 10:47:18,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 10:47:18,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 10:47:18,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-09 10:47:20,676 INFO L857 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,676 INFO L857 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,676 INFO L857 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,677 INFO L857 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,677 INFO L857 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,677 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,677 INFO L857 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2021-11-09 10:47:20,677 INFO L857 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2021-11-09 10:47:20,677 INFO L857 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,677 INFO L857 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,677 INFO L857 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,677 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-11-09 10:47:20,678 INFO L857 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,679 INFO L857 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,679 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,679 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,680 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,680 INFO L857 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-11-09 10:47:20,680 INFO L857 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,680 INFO L857 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,680 INFO L857 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2021-11-09 10:47:20,681 INFO L857 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2021-11-09 10:47:20,681 INFO L857 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,681 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,681 INFO L857 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,681 INFO L857 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,682 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-11-09 10:47:20,682 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,682 INFO L857 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2021-11-09 10:47:20,682 INFO L857 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2021-11-09 10:47:20,682 INFO L857 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,683 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,683 INFO L857 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2021-11-09 10:47:20,683 INFO L857 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2021-11-09 10:47:20,683 INFO L857 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,683 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,684 INFO L857 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,684 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,684 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,684 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-11-09 10:47:20,684 INFO L857 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,685 INFO L857 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,685 INFO L857 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,685 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,685 INFO L857 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,685 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,686 INFO L857 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-11-09 10:47:20,686 INFO L857 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,686 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,686 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,686 INFO L857 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,687 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,687 INFO L857 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,687 INFO L857 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-11-09 10:47:20,687 INFO L857 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,687 INFO L857 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,688 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,688 INFO L857 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,688 INFO L857 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,688 INFO L857 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,688 INFO L857 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-11-09 10:47:20,689 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,689 INFO L857 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,689 INFO L857 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,689 INFO L857 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,689 INFO L857 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2021-11-09 10:47:20,690 INFO L857 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2021-11-09 10:47:20,690 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,690 INFO L857 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,690 INFO L857 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,690 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,690 INFO L857 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-11-09 10:47:20,691 INFO L857 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,691 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,691 INFO L857 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,691 INFO L857 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,691 INFO L857 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,694 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,695 INFO L857 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2021-11-09 10:47:20,695 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,695 INFO L857 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2021-11-09 10:47:20,695 INFO L857 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2021-11-09 10:47:20,696 INFO L857 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2021-11-09 10:47:20,696 INFO L857 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-11-09 10:47:20,697 INFO L857 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,697 INFO L857 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,697 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,698 INFO L857 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,698 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,698 INFO L857 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,698 INFO L857 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,698 INFO L857 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,699 INFO L857 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-11-09 10:47:20,699 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-09 10:47:20,699 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-11-09 10:47:20,699 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,699 INFO L857 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,700 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,700 INFO L857 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,700 INFO L857 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,701 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-11-09 10:47:20,701 INFO L857 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,701 INFO L857 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2021-11-09 10:47:20,702 INFO L857 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2021-11-09 10:47:20,702 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2021-11-09 10:47:20,702 INFO L857 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2021-11-09 10:47:20,702 INFO L857 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2021-11-09 10:47:20,702 INFO L857 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2021-11-09 10:47:20,702 INFO L857 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,703 INFO L857 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,703 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,703 INFO L857 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,703 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2021-11-09 10:47:20,703 INFO L857 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2021-11-09 10:47:20,704 INFO L857 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,704 INFO L857 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-11-09 10:47:20,704 INFO L857 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,704 INFO L857 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,704 INFO L857 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,705 INFO L857 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,705 INFO L857 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,705 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,705 INFO L857 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-11-09 10:47:20,705 INFO L857 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,705 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,706 INFO L857 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,706 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,706 INFO L857 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,706 INFO L857 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2021-11-09 10:47:20,706 INFO L857 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2021-11-09 10:47:20,706 INFO L857 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,706 INFO L857 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-11-09 10:47:20,706 INFO L857 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2021-11-09 10:47:20,706 INFO L857 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2021-11-09 10:47:20,706 INFO L857 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,706 INFO L857 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2021-11-09 10:47:20,707 INFO L857 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2021-11-09 10:47:20,707 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,707 INFO L857 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,707 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,707 INFO L857 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,707 INFO L857 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-11-09 10:47:20,707 INFO L857 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,707 INFO L857 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,707 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,707 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,708 INFO L857 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2021-11-09 10:47:20,708 INFO L857 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2021-11-09 10:47:20,708 INFO L857 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,708 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-11-09 10:47:20,708 INFO L857 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,708 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,708 INFO L857 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,708 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,708 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,708 INFO L857 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,708 INFO L857 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-11-09 10:47:20,709 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,709 INFO L857 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,709 INFO L857 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,709 INFO L857 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,709 INFO L857 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,709 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,709 INFO L857 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,709 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-11-09 10:47:20,710 INFO L857 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,710 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,710 INFO L857 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,710 INFO L857 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,710 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,710 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-11-09 10:47:20,711 INFO L857 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,711 INFO L857 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,711 INFO L857 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,711 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,711 INFO L857 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,712 INFO L857 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,712 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,712 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-09 10:47:20,712 INFO L857 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,712 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2021-11-09 10:47:20,712 INFO L857 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2021-11-09 10:47:20,713 INFO L857 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,713 INFO L857 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,713 INFO L857 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-11-09 10:47:20,713 INFO L857 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,713 INFO L857 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,714 INFO L857 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,714 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,714 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,714 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-11-09 10:47:20,714 INFO L857 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,714 INFO L857 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,715 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,715 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,715 INFO L857 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,715 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-11-09 10:47:20,715 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,716 INFO L857 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,716 INFO L857 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,716 INFO L857 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,716 INFO L857 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-11-09 10:47:20,716 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-11-09 10:47:20,717 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,717 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,717 INFO L857 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,717 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,717 INFO L857 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,718 INFO L857 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2021-11-09 10:47:20,718 INFO L857 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2021-11-09 10:47:20,718 INFO L857 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,718 INFO L857 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-11-09 10:47:20,718 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-11-09 10:47:20,719 INFO L857 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,719 INFO L857 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,719 INFO L857 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,719 INFO L857 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,719 INFO L857 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,719 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2021-11-09 10:47:20,720 INFO L857 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2021-11-09 10:47:20,720 INFO L857 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2021-11-09 10:47:20,720 INFO L857 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2021-11-09 10:47:20,720 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,720 INFO L857 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,721 INFO L857 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,721 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-11-09 10:47:20,721 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-11-09 10:47:20,721 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,721 INFO L857 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,722 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,722 INFO L857 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,722 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,722 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,722 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2021-11-09 10:47:20,723 INFO L857 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2021-11-09 10:47:20,723 INFO L857 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-11-09 10:47:20,723 INFO L857 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,723 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-11-09 10:47:20,723 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,724 INFO L857 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,724 INFO L857 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,725 INFO L857 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,725 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,725 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,725 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,727 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,727 INFO L857 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-11-09 10:47:20,727 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-11-09 10:47:20,727 INFO L857 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2021-11-09 10:47:20,728 INFO L857 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2021-11-09 10:47:20,728 INFO L857 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,729 INFO L857 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,729 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,730 INFO L857 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,732 INFO L853 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse8 (+ ~a4~0 86))) (let ((.cse1 (<= (+ 42 ~a4~0) 0)) (.cse4 (<= .cse8 0)) (.cse6 (= 3 ~a2~0))) (let ((.cse3 (<= (+ ~a0~0 99) 0)) (.cse0 (< 0 .cse8)) (.cse2 (= ~a2~0 1)) (.cse7 (<= ~a29~0 43)) (.cse5 (or (and (< 0 (+ ~a0~0 61)) .cse1 .cse6) (and .cse4 .cse6)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4) (and .cse3 .cse5) (and .cse1 (= ~a2~0 4)) (= 2 ~a2~0) (and .cse1 .cse6 .cse7) (and .cse1 .cse2 (<= 332390 ~a0~0)) (and .cse1 (<= 5 ~a2~0)) (and .cse0 .cse1 .cse6) (and .cse1 .cse2 .cse7) (and (<= 0 (+ 97 ~a0~0)) .cse5) (and (<= (+ 89 ~a4~0) 0) (<= (+ 144 ~a0~0) 0)))))) [2021-11-09 10:47:20,734 INFO L857 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-11-09 10:47:20,735 INFO L857 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-11-09 10:47:20,735 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,735 INFO L857 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,735 INFO L857 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,736 INFO L857 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,736 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,736 INFO L857 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,736 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,736 INFO L857 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2021-11-09 10:47:20,737 INFO L857 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,737 INFO L857 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2021-11-09 10:47:20,737 INFO L860 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2021-11-09 10:47:20,737 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,737 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2021-11-09 10:47:20,737 INFO L857 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2021-11-09 10:47:20,738 INFO L857 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-11-09 10:47:20,738 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-11-09 10:47:20,738 INFO L857 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,738 INFO L857 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,738 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,739 INFO L857 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,739 INFO L857 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,739 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-11-09 10:47:20,739 INFO L857 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-11-09 10:47:20,739 INFO L857 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,740 INFO L857 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2021-11-09 10:47:20,740 INFO L857 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2021-11-09 10:47:20,740 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,740 INFO L857 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,740 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-09 10:47:20,740 INFO L857 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,741 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,741 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,741 INFO L857 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,741 INFO L853 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse8 (+ ~a4~0 86))) (let ((.cse1 (<= (+ 42 ~a4~0) 0)) (.cse4 (<= .cse8 0)) (.cse6 (= 3 ~a2~0))) (let ((.cse3 (<= (+ ~a0~0 99) 0)) (.cse0 (< 0 .cse8)) (.cse2 (= ~a2~0 1)) (.cse7 (<= ~a29~0 43)) (.cse5 (or (and (< 0 (+ ~a0~0 61)) .cse1 .cse6) (and .cse4 .cse6)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4) (and .cse3 .cse5) (and .cse1 (= ~a2~0 4)) (= 2 ~a2~0) (and .cse1 .cse6 .cse7) (and .cse1 .cse2 (<= 332390 ~a0~0)) (and .cse1 (<= 5 ~a2~0)) (and .cse0 .cse1 .cse6) (and .cse1 .cse2 .cse7) (and (<= 0 (+ 97 ~a0~0)) .cse5) (and (<= (+ 89 ~a4~0) 0) (<= (+ 144 ~a0~0) 0)))))) [2021-11-09 10:47:20,742 INFO L857 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,742 INFO L857 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-11-09 10:47:20,742 INFO L857 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-11-09 10:47:20,742 INFO L857 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,742 INFO L857 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,743 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,743 INFO L857 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,743 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,743 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,743 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-11-09 10:47:20,744 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-11-09 10:47:20,744 INFO L857 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,744 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,744 INFO L857 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2021-11-09 10:47:20,744 INFO L857 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,744 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,745 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,745 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,745 INFO L857 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,745 INFO L857 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,745 INFO L857 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-11-09 10:47:20,746 INFO L857 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-11-09 10:47:20,746 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,746 INFO L857 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,746 INFO L857 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,746 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,747 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,747 INFO L857 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,747 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-11-09 10:47:20,747 INFO L857 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,747 INFO L857 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-11-09 10:47:20,747 INFO L857 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,748 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,748 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,748 INFO L857 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,748 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,748 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,749 INFO L857 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,749 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-11-09 10:47:20,749 INFO L857 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-11-09 10:47:20,749 INFO L857 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,749 INFO L857 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,749 INFO L857 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,749 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,749 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,749 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,749 INFO L857 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,749 INFO L857 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-11-09 10:47:20,750 INFO L857 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-11-09 10:47:20,750 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,750 INFO L857 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,750 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,750 INFO L857 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,750 INFO L857 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,750 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,750 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,750 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2021-11-09 10:47:20,750 INFO L857 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2021-11-09 10:47:20,751 INFO L857 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,751 INFO L857 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-11-09 10:47:20,751 INFO L857 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-11-09 10:47:20,751 INFO L857 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,751 INFO L857 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,751 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,751 INFO L857 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,751 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,751 INFO L857 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,751 INFO L853 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse8 (+ ~a4~0 86))) (let ((.cse1 (<= (+ 42 ~a4~0) 0)) (.cse4 (<= .cse8 0)) (.cse6 (= 3 ~a2~0))) (let ((.cse3 (<= (+ ~a0~0 99) 0)) (.cse0 (< 0 .cse8)) (.cse2 (= ~a2~0 1)) (.cse7 (<= ~a29~0 43)) (.cse5 (or (and (< 0 (+ ~a0~0 61)) .cse1 .cse6) (and .cse4 .cse6)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4) (and .cse3 .cse5) (and .cse1 (= ~a2~0 4)) (= 2 ~a2~0) (and .cse1 .cse6 .cse7) (and .cse1 .cse2 (<= 332390 ~a0~0)) (and .cse1 (<= 5 ~a2~0)) (and .cse0 .cse1 .cse6) (and .cse1 .cse2 .cse7) (and (<= 0 (+ 97 ~a0~0)) .cse5) (and (<= (+ 89 ~a4~0) 0) (<= (+ 144 ~a0~0) 0)))))) [2021-11-09 10:47:20,752 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-11-09 10:47:20,752 INFO L857 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-11-09 10:47:20,752 INFO L857 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,752 INFO L857 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,752 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,752 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,752 INFO L857 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,752 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,752 INFO L857 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,752 INFO L857 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,753 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-11-09 10:47:20,753 INFO L857 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-11-09 10:47:20,753 INFO L857 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,753 INFO L857 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2021-11-09 10:47:20,753 INFO L857 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2021-11-09 10:47:20,753 INFO L857 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,753 INFO L857 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,753 INFO L857 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,753 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,753 INFO L857 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,753 INFO L857 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,754 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-09 10:47:20,754 INFO L857 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-11-09 10:47:20,754 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,754 INFO L857 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,754 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,754 INFO L857 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,754 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2021-11-09 10:47:20,754 INFO L857 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2021-11-09 10:47:20,754 INFO L857 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2021-11-09 10:47:20,754 INFO L857 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,755 INFO L857 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2021-11-09 10:47:20,755 INFO L857 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-11-09 10:47:20,755 INFO L857 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,755 INFO L857 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,755 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,756 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,756 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,756 INFO L857 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,756 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,756 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-11-09 10:47:20,756 INFO L857 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,757 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,757 INFO L857 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,757 INFO L857 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,757 INFO L857 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-11-09 10:47:20,757 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,758 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,758 INFO L857 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2021-11-09 10:47:20,758 INFO L857 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,758 INFO L857 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,758 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,759 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,759 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,759 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,759 INFO L857 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,759 INFO L857 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-11-09 10:47:20,760 INFO L857 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2021-11-09 10:47:20,760 INFO L857 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,760 INFO L857 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-11-09 10:47:20,760 INFO L857 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,760 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2021-11-09 10:47:20,760 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,761 INFO L857 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-11-09 10:47:20,761 INFO L857 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2021-11-09 10:47:20,766 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 10:47:20,768 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-09 10:47:20,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 10:47:20 BoogieIcfgContainer [2021-11-09 10:47:20,799 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-09 10:47:20,800 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-09 10:47:20,800 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-09 10:47:20,800 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-09 10:47:20,801 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:46:20" (3/4) ... [2021-11-09 10:47:20,805 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-09 10:47:20,883 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-09 10:47:20,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-09 10:47:20,892 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-09 10:47:20,896 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-09 10:47:21,250 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/witness.graphml [2021-11-09 10:47:21,251 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-09 10:47:21,253 INFO L168 Benchmark]: Toolchain (without parser) took 66758.83 ms. Allocated memory was 88.1 MB in the beginning and 761.3 MB in the end (delta: 673.2 MB). Free memory was 45.6 MB in the beginning and 526.4 MB in the end (delta: -480.8 MB). Peak memory consumption was 191.3 MB. Max. memory is 16.1 GB. [2021-11-09 10:47:21,253 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 88.1 MB. Free memory is still 67.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 10:47:21,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1475.69 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 45.4 MB in the beginning and 62.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 16.1 GB. [2021-11-09 10:47:21,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 361.19 ms. Allocated memory is still 119.5 MB. Free memory was 62.1 MB in the beginning and 58.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2021-11-09 10:47:21,257 INFO L168 Benchmark]: Boogie Preprocessor took 284.99 ms. Allocated memory was 119.5 MB in the beginning and 174.1 MB in the end (delta: 54.5 MB). Free memory was 58.4 MB in the beginning and 114.1 MB in the end (delta: -55.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2021-11-09 10:47:21,258 INFO L168 Benchmark]: RCFGBuilder took 3869.65 ms. Allocated memory was 174.1 MB in the beginning and 287.3 MB in the end (delta: 113.2 MB). Free memory was 114.1 MB in the beginning and 163.9 MB in the end (delta: -49.8 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.1 GB. [2021-11-09 10:47:21,259 INFO L168 Benchmark]: TraceAbstraction took 60307.67 ms. Allocated memory was 287.3 MB in the beginning and 761.3 MB in the end (delta: 474.0 MB). Free memory was 163.0 MB in the beginning and 567.3 MB in the end (delta: -404.3 MB). Peak memory consumption was 345.4 MB. Max. memory is 16.1 GB. [2021-11-09 10:47:21,259 INFO L168 Benchmark]: Witness Printer took 451.19 ms. Allocated memory is still 761.3 MB. Free memory was 567.3 MB in the beginning and 526.4 MB in the end (delta: 40.9 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2021-11-09 10:47:21,262 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 88.1 MB. Free memory is still 67.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1475.69 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 45.4 MB in the beginning and 62.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 361.19 ms. Allocated memory is still 119.5 MB. Free memory was 62.1 MB in the beginning and 58.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 284.99 ms. Allocated memory was 119.5 MB in the beginning and 174.1 MB in the end (delta: 54.5 MB). Free memory was 58.4 MB in the beginning and 114.1 MB in the end (delta: -55.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3869.65 ms. Allocated memory was 174.1 MB in the beginning and 287.3 MB in the end (delta: 113.2 MB). Free memory was 114.1 MB in the beginning and 163.9 MB in the end (delta: -49.8 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 60307.67 ms. Allocated memory was 287.3 MB in the beginning and 761.3 MB in the end (delta: 474.0 MB). Free memory was 163.0 MB in the beginning and 567.3 MB in the end (delta: -404.3 MB). Peak memory consumption was 345.4 MB. Max. memory is 16.1 GB. * Witness Printer took 451.19 ms. Allocated memory is still 761.3 MB. Free memory was 567.3 MB in the beginning and 526.4 MB in the end (delta: 40.9 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * 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: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 60.1s, OverallIterations: 18, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 43.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 6386 SDtfs, 5242 SDslu, 672 SDs, 0 SdLazy, 16096 SolverSat, 3206 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 34.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1282 GetRequests, 1259 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15954occurred in iteration=17, InterpolantAutomatonStates: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.9s AutomataMinimizationTime, 18 MinimizatonAttempts, 13832 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 306 NumberOfFragments, 514 HoareAnnotationTreeSize, 4 FomulaSimplifications, 17229 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 4 FomulaSimplificationsInter, 4425 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 9291 NumberOfCodeBlocks, 9291 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 9271 ConstructedInterpolants, 0 QuantifiedInterpolants, 20447 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1497 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 20 InterpolantComputations, 18 PerfectInterpolantSequences, 7914/8408 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: ((((((((((((0 < a4 + 86 && 42 + a4 <= 0) && a2 == 1) || ((a0 + 99 <= 0 && a2 == 1) && a4 + 86 <= 0)) || (a0 + 99 <= 0 && (((0 < a0 + 61 && 42 + a4 <= 0) && 3 == a2) || (a4 + 86 <= 0 && 3 == a2)))) || (42 + a4 <= 0 && a2 == 4)) || 2 == a2) || ((42 + a4 <= 0 && 3 == a2) && a29 <= 43)) || ((42 + a4 <= 0 && a2 == 1) && 332390 <= a0)) || (42 + a4 <= 0 && 5 <= a2)) || ((0 < a4 + 86 && 42 + a4 <= 0) && 3 == a2)) || ((42 + a4 <= 0 && a2 == 1) && a29 <= 43)) || (0 <= 97 + a0 && (((0 < a0 + 61 && 42 + a4 <= 0) && 3 == a2) || (a4 + 86 <= 0 && 3 == a2)))) || (89 + a4 <= 0 && 144 + a0 <= 0) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((0 < a4 + 86 && 42 + a4 <= 0) && a2 == 1) || ((a0 + 99 <= 0 && a2 == 1) && a4 + 86 <= 0)) || (a0 + 99 <= 0 && (((0 < a0 + 61 && 42 + a4 <= 0) && 3 == a2) || (a4 + 86 <= 0 && 3 == a2)))) || (42 + a4 <= 0 && a2 == 4)) || 2 == a2) || ((42 + a4 <= 0 && 3 == a2) && a29 <= 43)) || ((42 + a4 <= 0 && a2 == 1) && 332390 <= a0)) || (42 + a4 <= 0 && 5 <= a2)) || ((0 < a4 + 86 && 42 + a4 <= 0) && 3 == a2)) || ((42 + a4 <= 0 && a2 == 1) && a29 <= 43)) || (0 <= 97 + a0 && (((0 < a0 + 61 && 42 + a4 <= 0) && 3 == a2) || (a4 + 86 <= 0 && 3 == a2)))) || (89 + a4 <= 0 && 144 + a0 <= 0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((0 < a4 + 86 && 42 + a4 <= 0) && a2 == 1) || ((a0 + 99 <= 0 && a2 == 1) && a4 + 86 <= 0)) || (a0 + 99 <= 0 && (((0 < a0 + 61 && 42 + a4 <= 0) && 3 == a2) || (a4 + 86 <= 0 && 3 == a2)))) || (42 + a4 <= 0 && a2 == 4)) || 2 == a2) || ((42 + a4 <= 0 && 3 == a2) && a29 <= 43)) || ((42 + a4 <= 0 && a2 == 1) && 332390 <= a0)) || (42 + a4 <= 0 && 5 <= a2)) || ((0 < a4 + 86 && 42 + a4 <= 0) && 3 == a2)) || ((42 + a4 <= 0 && a2 == 1) && a29 <= 43)) || (0 <= 97 + a0 && (((0 < a0 + 61 && 42 + a4 <= 0) && 3 == a2) || (a4 + 86 <= 0 && 3 == a2)))) || (89 + a4 <= 0 && 144 + a0 <= 0) RESULT: Ultimate proved your program to be correct! [2021-11-09 10:47:21,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5efc35a0-b51b-4203-9a4b-22d0effb5018/bin/uautomizer-IVEQpCNsaX/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