./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label38.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e22f4e480e00059ce3613278d58ea2e0a6d73a8e3bda2e3d0eda9cb576504b9d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 18:31:22,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 18:31:22,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 18:31:22,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 18:31:22,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 18:31:22,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 18:31:22,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 18:31:22,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 18:31:22,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 18:31:22,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 18:31:22,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 18:31:22,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 18:31:22,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 18:31:22,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 18:31:22,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 18:31:22,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 18:31:22,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 18:31:22,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 18:31:22,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 18:31:22,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 18:31:22,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 18:31:22,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 18:31:22,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 18:31:22,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 18:31:22,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 18:31:22,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 18:31:22,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 18:31:22,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 18:31:22,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 18:31:22,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 18:31:22,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 18:31:22,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 18:31:22,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 18:31:22,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 18:31:22,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 18:31:22,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 18:31:22,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 18:31:22,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 18:31:22,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 18:31:22,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 18:31:22,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 18:31:22,632 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-06 18:31:22,663 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 18:31:22,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 18:31:22,664 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 18:31:22,664 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 18:31:22,664 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 18:31:22,664 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 18:31:22,665 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 18:31:22,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 18:31:22,665 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 18:31:22,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 18:31:22,665 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 18:31:22,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 18:31:22,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 18:31:22,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 18:31:22,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 18:31:22,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 18:31:22,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 18:31:22,666 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 18:31:22,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 18:31:22,667 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 18:31:22,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 18:31:22,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 18:31:22,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 18:31:22,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 18:31:22,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 18:31:22,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 18:31:22,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 18:31:22,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 18:31:22,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 18:31:22,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 18:31:22,668 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 18:31:22,668 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 18:31:22,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 18:31:22,668 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 18:31:22,668 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_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e22f4e480e00059ce3613278d58ea2e0a6d73a8e3bda2e3d0eda9cb576504b9d [2021-12-06 18:31:22,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 18:31:22,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 18:31:22,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 18:31:22,854 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 18:31:22,854 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 18:31:22,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2021-12-06 18:31:22,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/data/feab3a100/53fb83edea334dba9b8613c08401f751/FLAG6c02ebdc9 [2021-12-06 18:31:23,439 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 18:31:23,440 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2021-12-06 18:31:23,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/data/feab3a100/53fb83edea334dba9b8613c08401f751/FLAG6c02ebdc9 [2021-12-06 18:31:23,934 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/data/feab3a100/53fb83edea334dba9b8613c08401f751 [2021-12-06 18:31:23,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 18:31:23,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 18:31:23,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 18:31:23,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 18:31:23,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 18:31:23,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:31:23" (1/1) ... [2021-12-06 18:31:23,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ec6c85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:23, skipping insertion in model container [2021-12-06 18:31:23,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:31:23" (1/1) ... [2021-12-06 18:31:23,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 18:31:24,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 18:31:24,180 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/sv-benchmarks/c/eca-rers2012/Problem17_label38.c[7744,7757] [2021-12-06 18:31:24,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:31:24,562 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 18:31:24,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/sv-benchmarks/c/eca-rers2012/Problem17_label38.c[7744,7757] [2021-12-06 18:31:24,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:31:24,829 INFO L208 MainTranslator]: Completed translation [2021-12-06 18:31:24,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:24 WrapperNode [2021-12-06 18:31:24,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 18:31:24,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 18:31:24,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 18:31:24,830 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 18:31:24,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:24" (1/1) ... [2021-12-06 18:31:24,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:24" (1/1) ... [2021-12-06 18:31:25,072 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2611 [2021-12-06 18:31:25,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 18:31:25,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 18:31:25,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 18:31:25,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 18:31:25,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:24" (1/1) ... [2021-12-06 18:31:25,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:24" (1/1) ... [2021-12-06 18:31:25,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:24" (1/1) ... [2021-12-06 18:31:25,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:24" (1/1) ... [2021-12-06 18:31:25,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:24" (1/1) ... [2021-12-06 18:31:25,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:24" (1/1) ... [2021-12-06 18:31:25,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:24" (1/1) ... [2021-12-06 18:31:25,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 18:31:25,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 18:31:25,352 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 18:31:25,352 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 18:31:25,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:24" (1/1) ... [2021-12-06 18:31:25,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 18:31:25,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:31:25,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 18:31:25,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 18:31:25,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 18:31:25,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 18:31:25,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 18:31:25,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 18:31:25,485 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 18:31:25,486 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 18:31:27,947 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 18:31:27,961 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 18:31:27,962 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 18:31:27,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:31:27 BoogieIcfgContainer [2021-12-06 18:31:27,964 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 18:31:27,966 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 18:31:27,966 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 18:31:27,968 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 18:31:27,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 06:31:23" (1/3) ... [2021-12-06 18:31:27,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22342762 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:31:27, skipping insertion in model container [2021-12-06 18:31:27,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:31:24" (2/3) ... [2021-12-06 18:31:27,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22342762 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 06:31:27, skipping insertion in model container [2021-12-06 18:31:27,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:31:27" (3/3) ... [2021-12-06 18:31:27,970 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem17_label38.c [2021-12-06 18:31:27,974 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 18:31:27,974 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 18:31:28,014 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 18:31:28,019 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 18:31:28,020 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 18:31:28,043 INFO L276 IsEmpty]: Start isEmpty. Operand has 590 states, 588 states have (on average 1.8061224489795917) internal successors, (1062), 589 states have internal predecessors, (1062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:28,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-12-06 18:31:28,049 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:28,050 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:31:28,050 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:28,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:28,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1382487458, now seen corresponding path program 1 times [2021-12-06 18:31:28,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:28,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808298279] [2021-12-06 18:31:28,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:28,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:28,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:31:28,249 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:28,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808298279] [2021-12-06 18:31:28,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808298279] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:31:28,250 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:31:28,250 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 18:31:28,252 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16177686] [2021-12-06 18:31:28,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:28,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:31:28,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:28,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:31:28,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:28,282 INFO L87 Difference]: Start difference. First operand has 590 states, 588 states have (on average 1.8061224489795917) internal successors, (1062), 589 states have internal predecessors, (1062), 0 states have call successors, (0), 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 17.333333333333332) internal successors, (52), 2 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:30,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:31:30,629 INFO L93 Difference]: Finished difference Result 1644 states and 3029 transitions. [2021-12-06 18:31:30,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:31:30,631 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 2 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2021-12-06 18:31:30,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:31:30,646 INFO L225 Difference]: With dead ends: 1644 [2021-12-06 18:31:30,647 INFO L226 Difference]: Without dead ends: 977 [2021-12-06 18:31:30,651 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:30,653 INFO L933 BasicCegarLoop]: 425 mSDtfsCounter, 436 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 1470 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 436 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 1470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-12-06 18:31:30,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [436 Valid, 503 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 1470 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-12-06 18:31:30,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2021-12-06 18:31:30,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 971. [2021-12-06 18:31:30,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 971 states, 970 states have (on average 1.5536082474226804) internal successors, (1507), 970 states have internal predecessors, (1507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:30,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 971 states and 1507 transitions. [2021-12-06 18:31:30,717 INFO L78 Accepts]: Start accepts. Automaton has 971 states and 1507 transitions. Word has length 52 [2021-12-06 18:31:30,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:31:30,717 INFO L470 AbstractCegarLoop]: Abstraction has 971 states and 1507 transitions. [2021-12-06 18:31:30,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 2 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:30,718 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1507 transitions. [2021-12-06 18:31:30,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-12-06 18:31:30,721 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:30,721 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:31:30,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 18:31:30,722 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:30,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:30,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1909224454, now seen corresponding path program 1 times [2021-12-06 18:31:30,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:30,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122182189] [2021-12-06 18:31:30,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:30,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:30,822 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:31:30,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:30,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122182189] [2021-12-06 18:31:30,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122182189] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:31:30,822 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:31:30,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 18:31:30,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646258770] [2021-12-06 18:31:30,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:30,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:31:30,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:30,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:31:30,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:30,825 INFO L87 Difference]: Start difference. First operand 971 states and 1507 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 2 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:32,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:31:32,878 INFO L93 Difference]: Finished difference Result 2813 states and 4381 transitions. [2021-12-06 18:31:32,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:31:32,879 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 2 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2021-12-06 18:31:32,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:31:32,887 INFO L225 Difference]: With dead ends: 2813 [2021-12-06 18:31:32,887 INFO L226 Difference]: Without dead ends: 1844 [2021-12-06 18:31:32,888 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:32,890 INFO L933 BasicCegarLoop]: 506 mSDtfsCounter, 405 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 1381 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 405 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 1706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 1381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:31:32,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [405 Valid, 579 Invalid, 1706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 1381 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-12-06 18:31:32,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2021-12-06 18:31:32,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1841. [2021-12-06 18:31:32,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1841 states, 1840 states have (on average 1.35) internal successors, (2484), 1840 states have internal predecessors, (2484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:32,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1841 states and 2484 transitions. [2021-12-06 18:31:32,924 INFO L78 Accepts]: Start accepts. Automaton has 1841 states and 2484 transitions. Word has length 119 [2021-12-06 18:31:32,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:31:32,925 INFO L470 AbstractCegarLoop]: Abstraction has 1841 states and 2484 transitions. [2021-12-06 18:31:32,925 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 2 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:32,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2484 transitions. [2021-12-06 18:31:32,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-12-06 18:31:32,928 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:32,928 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:31:32,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 18:31:32,929 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:32,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:32,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1054868238, now seen corresponding path program 1 times [2021-12-06 18:31:32,930 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:32,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668263799] [2021-12-06 18:31:32,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:32,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:32,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:33,066 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:31:33,066 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:33,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668263799] [2021-12-06 18:31:33,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668263799] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:31:33,066 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:31:33,067 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:31:33,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728462457] [2021-12-06 18:31:33,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:33,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:31:33,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:33,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:31:33,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:33,068 INFO L87 Difference]: Start difference. First operand 1841 states and 2484 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) [2021-12-06 18:31:34,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:31:34,947 INFO L93 Difference]: Finished difference Result 4552 states and 6282 transitions. [2021-12-06 18:31:34,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:31:34,948 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 [2021-12-06 18:31:34,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:31:34,958 INFO L225 Difference]: With dead ends: 4552 [2021-12-06 18:31:34,958 INFO L226 Difference]: Without dead ends: 2713 [2021-12-06 18:31:34,960 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:34,961 INFO L933 BasicCegarLoop]: 818 mSDtfsCounter, 455 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 1264 mSolverCounterSat, 415 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 1679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 415 IncrementalHoareTripleChecker+Valid, 1264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-12-06 18:31:34,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [455 Valid, 886 Invalid, 1679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [415 Valid, 1264 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-12-06 18:31:34,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2713 states. [2021-12-06 18:31:34,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2713 to 2711. [2021-12-06 18:31:34,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2711 states, 2710 states have (on average 1.3003690036900368) internal successors, (3524), 2710 states have internal predecessors, (3524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:35,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 2711 states and 3524 transitions. [2021-12-06 18:31:35,004 INFO L78 Accepts]: Start accepts. Automaton has 2711 states and 3524 transitions. Word has length 122 [2021-12-06 18:31:35,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:31:35,004 INFO L470 AbstractCegarLoop]: Abstraction has 2711 states and 3524 transitions. [2021-12-06 18:31:35,005 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) [2021-12-06 18:31:35,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 3524 transitions. [2021-12-06 18:31:35,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-12-06 18:31:35,009 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:35,009 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-06 18:31:35,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 18:31:35,010 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:35,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:35,011 INFO L85 PathProgramCache]: Analyzing trace with hash -1602165495, now seen corresponding path program 1 times [2021-12-06 18:31:35,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:35,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384934617] [2021-12-06 18:31:35,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:35,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:35,110 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-12-06 18:31:35,110 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:35,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384934617] [2021-12-06 18:31:35,111 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384934617] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:31:35,111 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:31:35,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 18:31:35,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986036847] [2021-12-06 18:31:35,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:35,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:31:35,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:35,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:31:35,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:35,112 INFO L87 Difference]: Start difference. First operand 2711 states and 3524 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:36,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:31:36,694 INFO L93 Difference]: Finished difference Result 7984 states and 10361 transitions. [2021-12-06 18:31:36,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:31:36,694 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 0 states have call successors, (0), 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 191 [2021-12-06 18:31:36,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:31:36,711 INFO L225 Difference]: With dead ends: 7984 [2021-12-06 18:31:36,711 INFO L226 Difference]: Without dead ends: 4421 [2021-12-06 18:31:36,714 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:36,715 INFO L933 BasicCegarLoop]: 516 mSDtfsCounter, 386 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 591 SdHoareTripleChecker+Invalid, 1629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 548 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-06 18:31:36,716 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [386 Valid, 591 Invalid, 1629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [548 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-06 18:31:36,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4421 states. [2021-12-06 18:31:36,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4421 to 3571. [2021-12-06 18:31:36,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3571 states, 3570 states have (on average 1.1775910364145659) internal successors, (4204), 3570 states have internal predecessors, (4204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:36,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 3571 states and 4204 transitions. [2021-12-06 18:31:36,779 INFO L78 Accepts]: Start accepts. Automaton has 3571 states and 4204 transitions. Word has length 191 [2021-12-06 18:31:36,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:31:36,780 INFO L470 AbstractCegarLoop]: Abstraction has 3571 states and 4204 transitions. [2021-12-06 18:31:36,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:36,780 INFO L276 IsEmpty]: Start isEmpty. Operand 3571 states and 4204 transitions. [2021-12-06 18:31:36,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-12-06 18:31:36,782 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:36,782 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-06 18:31:36,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 18:31:36,782 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:36,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:36,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1773567419, now seen corresponding path program 1 times [2021-12-06 18:31:36,783 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:36,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750570832] [2021-12-06 18:31:36,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:36,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:36,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:36,860 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:31:36,860 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:36,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750570832] [2021-12-06 18:31:36,861 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750570832] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:31:36,861 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:31:36,861 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:31:36,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853527417] [2021-12-06 18:31:36,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:36,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:31:36,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:36,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:31:36,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:36,862 INFO L87 Difference]: Start difference. First operand 3571 states and 4204 transitions. Second operand has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:38,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:31:38,293 INFO L93 Difference]: Finished difference Result 9273 states and 11087 transitions. [2021-12-06 18:31:38,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:31:38,293 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 0 states have call successors, (0), 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 204 [2021-12-06 18:31:38,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:31:38,312 INFO L225 Difference]: With dead ends: 9273 [2021-12-06 18:31:38,312 INFO L226 Difference]: Without dead ends: 5704 [2021-12-06 18:31:38,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:38,315 INFO L933 BasicCegarLoop]: 726 mSDtfsCounter, 496 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 1136 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 1442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-06 18:31:38,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [496 Valid, 784 Invalid, 1442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1136 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-06 18:31:38,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5704 states. [2021-12-06 18:31:38,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5704 to 5704. [2021-12-06 18:31:38,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5704 states, 5703 states have (on average 1.1595651411537786) internal successors, (6613), 5703 states have internal predecessors, (6613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:38,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5704 states to 5704 states and 6613 transitions. [2021-12-06 18:31:38,387 INFO L78 Accepts]: Start accepts. Automaton has 5704 states and 6613 transitions. Word has length 204 [2021-12-06 18:31:38,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:31:38,388 INFO L470 AbstractCegarLoop]: Abstraction has 5704 states and 6613 transitions. [2021-12-06 18:31:38,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:38,388 INFO L276 IsEmpty]: Start isEmpty. Operand 5704 states and 6613 transitions. [2021-12-06 18:31:38,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-12-06 18:31:38,390 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:38,390 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:31:38,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 18:31:38,391 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:38,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:38,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1290832576, now seen corresponding path program 1 times [2021-12-06 18:31:38,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:38,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516982128] [2021-12-06 18:31:38,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:38,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:38,479 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-12-06 18:31:38,479 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:38,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516982128] [2021-12-06 18:31:38,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516982128] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:31:38,480 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:31:38,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:31:38,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095535169] [2021-12-06 18:31:38,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:38,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:31:38,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:38,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:31:38,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:38,481 INFO L87 Difference]: Start difference. First operand 5704 states and 6613 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:40,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:31:40,148 INFO L93 Difference]: Finished difference Result 14376 states and 16776 transitions. [2021-12-06 18:31:40,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:31:40,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 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 206 [2021-12-06 18:31:40,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:31:40,178 INFO L225 Difference]: With dead ends: 14376 [2021-12-06 18:31:40,178 INFO L226 Difference]: Without dead ends: 8673 [2021-12-06 18:31:40,182 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:40,182 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 399 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1215 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 1489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-06 18:31:40,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [399 Valid, 444 Invalid, 1489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1215 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-06 18:31:40,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8673 states. [2021-12-06 18:31:40,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8673 to 5677. [2021-12-06 18:31:40,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5677 states, 5676 states have (on average 1.1578576462297392) internal successors, (6572), 5676 states have internal predecessors, (6572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:40,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5677 states to 5677 states and 6572 transitions. [2021-12-06 18:31:40,268 INFO L78 Accepts]: Start accepts. Automaton has 5677 states and 6572 transitions. Word has length 206 [2021-12-06 18:31:40,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:31:40,268 INFO L470 AbstractCegarLoop]: Abstraction has 5677 states and 6572 transitions. [2021-12-06 18:31:40,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:40,268 INFO L276 IsEmpty]: Start isEmpty. Operand 5677 states and 6572 transitions. [2021-12-06 18:31:40,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-12-06 18:31:40,271 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:40,272 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-12-06 18:31:40,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 18:31:40,272 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:40,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:40,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1757001565, now seen corresponding path program 1 times [2021-12-06 18:31:40,272 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:40,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909523740] [2021-12-06 18:31:40,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:40,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:40,360 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-12-06 18:31:40,360 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:40,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909523740] [2021-12-06 18:31:40,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909523740] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:31:40,361 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:31:40,361 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:31:40,361 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422567061] [2021-12-06 18:31:40,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:40,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:31:40,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:40,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:31:40,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:40,363 INFO L87 Difference]: Start difference. First operand 5677 states and 6572 transitions. Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:41,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:31:41,903 INFO L93 Difference]: Finished difference Result 14315 states and 16680 transitions. [2021-12-06 18:31:41,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:31:41,903 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 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 284 [2021-12-06 18:31:41,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:31:41,930 INFO L225 Difference]: With dead ends: 14315 [2021-12-06 18:31:41,930 INFO L226 Difference]: Without dead ends: 7790 [2021-12-06 18:31:41,935 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:41,936 INFO L933 BasicCegarLoop]: 778 mSDtfsCounter, 383 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 1199 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 847 SdHoareTripleChecker+Invalid, 1457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-06 18:31:41,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [383 Valid, 847 Invalid, 1457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1199 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-06 18:31:41,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7790 states. [2021-12-06 18:31:42,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7790 to 7790. [2021-12-06 18:31:42,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7790 states, 7789 states have (on average 1.1186288355372962) internal successors, (8713), 7789 states have internal predecessors, (8713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7790 states to 7790 states and 8713 transitions. [2021-12-06 18:31:42,029 INFO L78 Accepts]: Start accepts. Automaton has 7790 states and 8713 transitions. Word has length 284 [2021-12-06 18:31:42,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:31:42,030 INFO L470 AbstractCegarLoop]: Abstraction has 7790 states and 8713 transitions. [2021-12-06 18:31:42,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 7790 states and 8713 transitions. [2021-12-06 18:31:42,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2021-12-06 18:31:42,034 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:42,035 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:31:42,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-06 18:31:42,035 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:42,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:42,035 INFO L85 PathProgramCache]: Analyzing trace with hash 830822918, now seen corresponding path program 1 times [2021-12-06 18:31:42,035 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:42,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886820235] [2021-12-06 18:31:42,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:42,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-12-06 18:31:42,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:42,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886820235] [2021-12-06 18:31:42,130 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886820235] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:31:42,130 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:31:42,130 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:31:42,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407723279] [2021-12-06 18:31:42,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:42,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:31:42,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:42,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:31:42,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:42,132 INFO L87 Difference]: Start difference. First operand 7790 states and 8713 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:43,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:31:43,778 INFO L93 Difference]: Finished difference Result 18559 states and 20913 transitions. [2021-12-06 18:31:43,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:31:43,778 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 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 324 [2021-12-06 18:31:43,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:31:43,792 INFO L225 Difference]: With dead ends: 18559 [2021-12-06 18:31:43,792 INFO L226 Difference]: Without dead ends: 10771 [2021-12-06 18:31:43,797 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:43,798 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 420 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1217 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 420 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 1484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-06 18:31:43,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [420 Valid, 402 Invalid, 1484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1217 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-06 18:31:43,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10771 states. [2021-12-06 18:31:43,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10771 to 9916. [2021-12-06 18:31:43,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9916 states, 9915 states have (on average 1.119415027735754) internal successors, (11099), 9915 states have internal predecessors, (11099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:43,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9916 states to 9916 states and 11099 transitions. [2021-12-06 18:31:43,905 INFO L78 Accepts]: Start accepts. Automaton has 9916 states and 11099 transitions. Word has length 324 [2021-12-06 18:31:43,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:31:43,906 INFO L470 AbstractCegarLoop]: Abstraction has 9916 states and 11099 transitions. [2021-12-06 18:31:43,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:43,906 INFO L276 IsEmpty]: Start isEmpty. Operand 9916 states and 11099 transitions. [2021-12-06 18:31:43,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2021-12-06 18:31:43,912 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:43,912 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:31:43,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-06 18:31:43,913 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:43,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:43,914 INFO L85 PathProgramCache]: Analyzing trace with hash -706258024, now seen corresponding path program 1 times [2021-12-06 18:31:43,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:43,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000974176] [2021-12-06 18:31:43,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:43,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:44,038 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:31:44,038 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:44,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000974176] [2021-12-06 18:31:44,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000974176] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:31:44,039 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:31:44,039 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:31:44,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759045140] [2021-12-06 18:31:44,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:44,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:31:44,040 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:44,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:31:44,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:31:44,041 INFO L87 Difference]: Start difference. First operand 9916 states and 11099 transitions. Second operand has 4 states, 4 states have (on average 97.75) internal successors, (391), 3 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:46,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:31:46,754 INFO L93 Difference]: Finished difference Result 26239 states and 29414 transitions. [2021-12-06 18:31:46,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:31:46,755 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 97.75) internal successors, (391), 3 states have internal predecessors, (391), 0 states have call successors, (0), 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 391 [2021-12-06 18:31:46,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:31:46,772 INFO L225 Difference]: With dead ends: 26239 [2021-12-06 18:31:46,772 INFO L226 Difference]: Without dead ends: 15900 [2021-12-06 18:31:46,779 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:31:46,780 INFO L933 BasicCegarLoop]: 93 mSDtfsCounter, 624 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 2438 mSolverCounterSat, 331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 2769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 331 IncrementalHoareTripleChecker+Valid, 2438 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-12-06 18:31:46,780 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [624 Valid, 209 Invalid, 2769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [331 Valid, 2438 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-12-06 18:31:46,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15900 states. [2021-12-06 18:31:46,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15900 to 15898. [2021-12-06 18:31:46,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15898 states, 15897 states have (on average 1.1247405170786942) internal successors, (17880), 15897 states have internal predecessors, (17880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:46,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15898 states to 15898 states and 17880 transitions. [2021-12-06 18:31:46,932 INFO L78 Accepts]: Start accepts. Automaton has 15898 states and 17880 transitions. Word has length 391 [2021-12-06 18:31:46,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:31:46,932 INFO L470 AbstractCegarLoop]: Abstraction has 15898 states and 17880 transitions. [2021-12-06 18:31:46,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 97.75) internal successors, (391), 3 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:46,933 INFO L276 IsEmpty]: Start isEmpty. Operand 15898 states and 17880 transitions. [2021-12-06 18:31:46,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-12-06 18:31:46,940 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:46,940 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:31:46,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-06 18:31:46,941 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:46,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:46,941 INFO L85 PathProgramCache]: Analyzing trace with hash -244612345, now seen corresponding path program 1 times [2021-12-06 18:31:46,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:46,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617133541] [2021-12-06 18:31:46,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:46,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:47,052 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 308 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-12-06 18:31:47,052 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:47,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617133541] [2021-12-06 18:31:47,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617133541] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:31:47,052 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:31:47,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:31:47,053 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592264186] [2021-12-06 18:31:47,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:47,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:31:47,053 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:47,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:31:47,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:47,054 INFO L87 Difference]: Start difference. First operand 15898 states and 17880 transitions. Second operand has 3 states, 3 states have (on average 98.33333333333333) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:49,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:31:49,021 INFO L93 Difference]: Finished difference Result 44148 states and 49784 transitions. [2021-12-06 18:31:49,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:31:49,022 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 98.33333333333333) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 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 425 [2021-12-06 18:31:49,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:31:49,051 INFO L225 Difference]: With dead ends: 44148 [2021-12-06 18:31:49,051 INFO L226 Difference]: Without dead ends: 28252 [2021-12-06 18:31:49,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:49,063 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 495 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 1317 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 1559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-12-06 18:31:49,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [495 Valid, 289 Invalid, 1559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1317 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-12-06 18:31:49,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28252 states. [2021-12-06 18:31:49,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28252 to 26958. [2021-12-06 18:31:49,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26958 states, 26957 states have (on average 1.120525281003079) internal successors, (30206), 26957 states have internal predecessors, (30206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:49,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26958 states to 26958 states and 30206 transitions. [2021-12-06 18:31:49,330 INFO L78 Accepts]: Start accepts. Automaton has 26958 states and 30206 transitions. Word has length 425 [2021-12-06 18:31:49,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:31:49,331 INFO L470 AbstractCegarLoop]: Abstraction has 26958 states and 30206 transitions. [2021-12-06 18:31:49,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 98.33333333333333) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:49,331 INFO L276 IsEmpty]: Start isEmpty. Operand 26958 states and 30206 transitions. [2021-12-06 18:31:49,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2021-12-06 18:31:49,341 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:49,341 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-06 18:31:49,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-06 18:31:49,342 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:49,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:49,342 INFO L85 PathProgramCache]: Analyzing trace with hash -382818199, now seen corresponding path program 1 times [2021-12-06 18:31:49,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:49,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092927025] [2021-12-06 18:31:49,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:49,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:49,519 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-12-06 18:31:49,519 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:49,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092927025] [2021-12-06 18:31:49,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092927025] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:31:49,519 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:31:49,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:31:49,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436432702] [2021-12-06 18:31:49,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:49,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:31:49,520 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:49,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:31:49,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:49,521 INFO L87 Difference]: Start difference. First operand 26958 states and 30206 transitions. Second operand has 3 states, 3 states have (on average 100.66666666666667) internal successors, (302), 3 states have internal predecessors, (302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:51,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:31:51,376 INFO L93 Difference]: Finished difference Result 64137 states and 71882 transitions. [2021-12-06 18:31:51,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:31:51,376 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 100.66666666666667) internal successors, (302), 3 states have internal predecessors, (302), 0 states have call successors, (0), 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 487 [2021-12-06 18:31:51,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:31:51,409 INFO L225 Difference]: With dead ends: 64137 [2021-12-06 18:31:51,409 INFO L226 Difference]: Without dead ends: 37181 [2021-12-06 18:31:51,421 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:51,421 INFO L933 BasicCegarLoop]: 155 mSDtfsCounter, 472 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1248 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 1606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 1248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-12-06 18:31:51,422 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [472 Valid, 184 Invalid, 1606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 1248 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-12-06 18:31:51,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37181 states. [2021-12-06 18:31:51,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37181 to 34187. [2021-12-06 18:31:51,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34187 states, 34186 states have (on average 1.1263675188673725) internal successors, (38506), 34186 states have internal predecessors, (38506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:51,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34187 states to 34187 states and 38506 transitions. [2021-12-06 18:31:51,796 INFO L78 Accepts]: Start accepts. Automaton has 34187 states and 38506 transitions. Word has length 487 [2021-12-06 18:31:51,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:31:51,796 INFO L470 AbstractCegarLoop]: Abstraction has 34187 states and 38506 transitions. [2021-12-06 18:31:51,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 100.66666666666667) internal successors, (302), 3 states have internal predecessors, (302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:51,797 INFO L276 IsEmpty]: Start isEmpty. Operand 34187 states and 38506 transitions. [2021-12-06 18:31:51,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 577 [2021-12-06 18:31:51,819 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:51,819 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:31:51,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-06 18:31:51,820 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:51,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:51,820 INFO L85 PathProgramCache]: Analyzing trace with hash 2099809724, now seen corresponding path program 1 times [2021-12-06 18:31:51,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:51,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509017645] [2021-12-06 18:31:51,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:51,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:52,043 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 367 proven. 82 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-12-06 18:31:52,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:52,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509017645] [2021-12-06 18:31:52,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509017645] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 18:31:52,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1459327214] [2021-12-06 18:31:52,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:52,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:31:52,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:31:52,045 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:31:52,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 18:31:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:52,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 18:31:52,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:31:53,092 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 335 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:31:53,093 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 18:31:53,791 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:31:53,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1459327214] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-06 18:31:53,791 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-12-06 18:31:53,791 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [3, 4] total 7 [2021-12-06 18:31:53,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950829280] [2021-12-06 18:31:53,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:53,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 18:31:53,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:53,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 18:31:53,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-12-06 18:31:53,793 INFO L87 Difference]: Start difference. First operand 34187 states and 38506 transitions. Second operand has 5 states, 5 states have (on average 115.2) internal successors, (576), 4 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:57,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:31:57,454 INFO L93 Difference]: Finished difference Result 109697 states and 123429 transitions. [2021-12-06 18:31:57,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 18:31:57,455 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 115.2) internal successors, (576), 4 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 576 [2021-12-06 18:31:57,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:31:57,525 INFO L225 Difference]: With dead ends: 109697 [2021-12-06 18:31:57,525 INFO L226 Difference]: Without dead ends: 72524 [2021-12-06 18:31:57,548 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1153 GetRequests, 1145 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-12-06 18:31:57,549 INFO L933 BasicCegarLoop]: 88 mSDtfsCounter, 1507 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 2772 mSolverCounterSat, 1137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 3909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1137 IncrementalHoareTripleChecker+Valid, 2772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-12-06 18:31:57,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 198 Invalid, 3909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1137 Valid, 2772 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2021-12-06 18:31:57,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72524 states. [2021-12-06 18:31:58,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72524 to 59313. [2021-12-06 18:31:58,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59313 states, 59312 states have (on average 1.1094213649851632) internal successors, (65802), 59312 states have internal predecessors, (65802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:58,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59313 states to 59313 states and 65802 transitions. [2021-12-06 18:31:58,236 INFO L78 Accepts]: Start accepts. Automaton has 59313 states and 65802 transitions. Word has length 576 [2021-12-06 18:31:58,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:31:58,237 INFO L470 AbstractCegarLoop]: Abstraction has 59313 states and 65802 transitions. [2021-12-06 18:31:58,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 115.2) internal successors, (576), 4 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:31:58,237 INFO L276 IsEmpty]: Start isEmpty. Operand 59313 states and 65802 transitions. [2021-12-06 18:31:58,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2021-12-06 18:31:58,255 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:31:58,256 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2021-12-06 18:31:58,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 18:31:58,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:31:58,458 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:31:58,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:31:58,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1817960429, now seen corresponding path program 1 times [2021-12-06 18:31:58,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:31:58,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839803655] [2021-12-06 18:31:58,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:31:58,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:31:58,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:31:58,631 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2021-12-06 18:31:58,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:31:58,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839803655] [2021-12-06 18:31:58,631 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839803655] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:31:58,631 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:31:58,631 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:31:58,631 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789892399] [2021-12-06 18:31:58,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:31:58,632 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:31:58,632 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:31:58,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:31:58,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:31:58,633 INFO L87 Difference]: Start difference. First operand 59313 states and 65802 transitions. Second operand has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:00,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:00,701 INFO L93 Difference]: Finished difference Result 127549 states and 141248 transitions. [2021-12-06 18:32:00,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:32:00,702 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 0 states have call successors, (0), 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 595 [2021-12-06 18:32:00,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:00,765 INFO L225 Difference]: With dead ends: 127549 [2021-12-06 18:32:00,765 INFO L226 Difference]: Without dead ends: 63120 [2021-12-06 18:32:00,793 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:00,794 INFO L933 BasicCegarLoop]: 665 mSDtfsCounter, 496 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 1174 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 713 SdHoareTripleChecker+Invalid, 1422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 1174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:00,794 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [496 Valid, 713 Invalid, 1422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 1174 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-12-06 18:32:00,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63120 states. [2021-12-06 18:32:01,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63120 to 61836. [2021-12-06 18:32:01,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61836 states, 61835 states have (on average 1.0959165521144982) internal successors, (67766), 61835 states have internal predecessors, (67766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:01,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61836 states to 61836 states and 67766 transitions. [2021-12-06 18:32:01,512 INFO L78 Accepts]: Start accepts. Automaton has 61836 states and 67766 transitions. Word has length 595 [2021-12-06 18:32:01,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:01,512 INFO L470 AbstractCegarLoop]: Abstraction has 61836 states and 67766 transitions. [2021-12-06 18:32:01,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:01,512 INFO L276 IsEmpty]: Start isEmpty. Operand 61836 states and 67766 transitions. [2021-12-06 18:32:01,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 620 [2021-12-06 18:32:01,534 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:01,535 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:32:01,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-06 18:32:01,535 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:01,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:01,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1902944485, now seen corresponding path program 1 times [2021-12-06 18:32:01,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:01,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704208590] [2021-12-06 18:32:01,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:01,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:01,731 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-12-06 18:32:01,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:01,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704208590] [2021-12-06 18:32:01,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704208590] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:01,732 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:01,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:32:01,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573532811] [2021-12-06 18:32:01,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:01,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:32:01,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:01,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:32:01,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:01,734 INFO L87 Difference]: Start difference. First operand 61836 states and 67766 transitions. Second operand has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:03,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:03,192 INFO L93 Difference]: Finished difference Result 123668 states and 135528 transitions. [2021-12-06 18:32:03,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:32:03,192 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 619 [2021-12-06 18:32:03,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:03,249 INFO L225 Difference]: With dead ends: 123668 [2021-12-06 18:32:03,250 INFO L226 Difference]: Without dead ends: 61834 [2021-12-06 18:32:03,276 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:03,276 INFO L933 BasicCegarLoop]: 536 mSDtfsCounter, 574 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 1110 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 556 SdHoareTripleChecker+Invalid, 1198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:03,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [574 Valid, 556 Invalid, 1198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1110 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-06 18:32:03,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61834 states. [2021-12-06 18:32:03,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61834 to 61834. [2021-12-06 18:32:03,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61834 states, 61833 states have (on average 1.095741756020248) internal successors, (67753), 61833 states have internal predecessors, (67753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61834 states to 61834 states and 67753 transitions. [2021-12-06 18:32:04,018 INFO L78 Accepts]: Start accepts. Automaton has 61834 states and 67753 transitions. Word has length 619 [2021-12-06 18:32:04,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:04,019 INFO L470 AbstractCegarLoop]: Abstraction has 61834 states and 67753 transitions. [2021-12-06 18:32:04,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.33333333333334) internal successors, (457), 3 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 61834 states and 67753 transitions. [2021-12-06 18:32:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 710 [2021-12-06 18:32:04,044 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:04,045 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1] [2021-12-06 18:32:04,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-06 18:32:04,045 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:04,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:04,046 INFO L85 PathProgramCache]: Analyzing trace with hash 916045869, now seen corresponding path program 1 times [2021-12-06 18:32:04,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:04,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540965570] [2021-12-06 18:32:04,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:04,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:04,258 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2021-12-06 18:32:04,258 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:04,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540965570] [2021-12-06 18:32:04,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540965570] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:04,258 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:04,258 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:32:04,258 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358936672] [2021-12-06 18:32:04,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:04,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:32:04,259 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:04,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:32:04,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:04,260 INFO L87 Difference]: Start difference. First operand 61834 states and 67753 transitions. Second operand has 3 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:06,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:06,178 INFO L93 Difference]: Finished difference Result 128772 states and 140948 transitions. [2021-12-06 18:32:06,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:32:06,179 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 0 states have call successors, (0), 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 709 [2021-12-06 18:32:06,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:06,236 INFO L225 Difference]: With dead ends: 128772 [2021-12-06 18:32:06,236 INFO L226 Difference]: Without dead ends: 66940 [2021-12-06 18:32:06,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:06,250 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 443 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 1195 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 443 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 1290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:06,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [443 Valid, 387 Invalid, 1290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1195 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-06 18:32:06,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66940 states. [2021-12-06 18:32:06,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66940 to 61829. [2021-12-06 18:32:06,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61829 states, 61828 states have (on average 1.0950054991266094) internal successors, (67702), 61828 states have internal predecessors, (67702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:06,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61829 states to 61829 states and 67702 transitions. [2021-12-06 18:32:06,957 INFO L78 Accepts]: Start accepts. Automaton has 61829 states and 67702 transitions. Word has length 709 [2021-12-06 18:32:06,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:06,957 INFO L470 AbstractCegarLoop]: Abstraction has 61829 states and 67702 transitions. [2021-12-06 18:32:06,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:06,957 INFO L276 IsEmpty]: Start isEmpty. Operand 61829 states and 67702 transitions. [2021-12-06 18:32:06,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 736 [2021-12-06 18:32:06,974 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:06,974 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 18:32:06,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-06 18:32:06,975 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:06,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:06,975 INFO L85 PathProgramCache]: Analyzing trace with hash -614147379, now seen corresponding path program 1 times [2021-12-06 18:32:06,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:06,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500234671] [2021-12-06 18:32:06,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:06,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:07,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:07,189 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 618 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-12-06 18:32:07,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:07,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500234671] [2021-12-06 18:32:07,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500234671] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:07,190 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:07,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 18:32:07,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682874250] [2021-12-06 18:32:07,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:07,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:32:07,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:07,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:32:07,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:32:07,191 INFO L87 Difference]: Start difference. First operand 61829 states and 67702 transitions. Second operand has 4 states, 4 states have (on average 143.25) internal successors, (573), 4 states have internal predecessors, (573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:10,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:10,380 INFO L93 Difference]: Finished difference Result 149204 states and 162811 transitions. [2021-12-06 18:32:10,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:32:10,381 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 143.25) internal successors, (573), 4 states have internal predecessors, (573), 0 states have call successors, (0), 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 735 [2021-12-06 18:32:10,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:10,454 INFO L225 Difference]: With dead ends: 149204 [2021-12-06 18:32:10,454 INFO L226 Difference]: Without dead ends: 83551 [2021-12-06 18:32:10,478 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:32:10,479 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 649 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 2411 mSolverCounterSat, 452 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 2863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 452 IncrementalHoareTripleChecker+Valid, 2411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:10,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [649 Valid, 207 Invalid, 2863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [452 Valid, 2411 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2021-12-06 18:32:10,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83551 states. [2021-12-06 18:32:11,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83551 to 61811. [2021-12-06 18:32:11,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61811 states, 61810 states have (on average 1.095049344766219) internal successors, (67685), 61810 states have internal predecessors, (67685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:11,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61811 states to 61811 states and 67685 transitions. [2021-12-06 18:32:11,278 INFO L78 Accepts]: Start accepts. Automaton has 61811 states and 67685 transitions. Word has length 735 [2021-12-06 18:32:11,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:11,279 INFO L470 AbstractCegarLoop]: Abstraction has 61811 states and 67685 transitions. [2021-12-06 18:32:11,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 143.25) internal successors, (573), 4 states have internal predecessors, (573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:11,280 INFO L276 IsEmpty]: Start isEmpty. Operand 61811 states and 67685 transitions. [2021-12-06 18:32:11,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2021-12-06 18:32:11,315 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:11,315 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:32:11,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-06 18:32:11,316 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:11,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:11,316 INFO L85 PathProgramCache]: Analyzing trace with hash -568181373, now seen corresponding path program 1 times [2021-12-06 18:32:11,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:11,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925401154] [2021-12-06 18:32:11,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:11,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:11,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:11,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 912 trivial. 0 not checked. [2021-12-06 18:32:11,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:11,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925401154] [2021-12-06 18:32:11,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925401154] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:11,568 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:11,568 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:32:11,568 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591326790] [2021-12-06 18:32:11,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:11,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:32:11,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:11,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:32:11,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:11,570 INFO L87 Difference]: Start difference. First operand 61811 states and 67685 transitions. Second operand has 3 states, 3 states have (on average 125.66666666666667) internal successors, (377), 3 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:13,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:13,581 INFO L93 Difference]: Finished difference Result 124458 states and 135975 transitions. [2021-12-06 18:32:13,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:32:13,582 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 125.66666666666667) internal successors, (377), 3 states have internal predecessors, (377), 0 states have call successors, (0), 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 786 [2021-12-06 18:32:13,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:13,642 INFO L225 Difference]: With dead ends: 124458 [2021-12-06 18:32:13,642 INFO L226 Difference]: Without dead ends: 60944 [2021-12-06 18:32:13,674 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:13,674 INFO L933 BasicCegarLoop]: 688 mSDtfsCounter, 455 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 1107 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 734 SdHoareTripleChecker+Invalid, 1225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:13,675 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [455 Valid, 734 Invalid, 1225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1107 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-12-06 18:32:13,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60944 states. [2021-12-06 18:32:14,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60944 to 59241. [2021-12-06 18:32:14,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59241 states, 59240 states have (on average 1.0825455773126267) internal successors, (64130), 59240 states have internal predecessors, (64130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:14,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59241 states to 59241 states and 64130 transitions. [2021-12-06 18:32:14,429 INFO L78 Accepts]: Start accepts. Automaton has 59241 states and 64130 transitions. Word has length 786 [2021-12-06 18:32:14,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:14,429 INFO L470 AbstractCegarLoop]: Abstraction has 59241 states and 64130 transitions. [2021-12-06 18:32:14,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.66666666666667) internal successors, (377), 3 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:14,430 INFO L276 IsEmpty]: Start isEmpty. Operand 59241 states and 64130 transitions. [2021-12-06 18:32:14,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2021-12-06 18:32:14,458 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:14,459 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 18:32:14,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-06 18:32:14,459 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:14,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:14,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1008494551, now seen corresponding path program 1 times [2021-12-06 18:32:14,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:14,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023948521] [2021-12-06 18:32:14,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:14,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:14,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1328 backedges. 1028 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2021-12-06 18:32:14,677 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:14,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023948521] [2021-12-06 18:32:14,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023948521] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:14,677 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:14,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 18:32:14,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479985683] [2021-12-06 18:32:14,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:14,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:32:14,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:14,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:32:14,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:32:14,679 INFO L87 Difference]: Start difference. First operand 59241 states and 64130 transitions. Second operand has 4 states, 4 states have (on average 154.25) internal successors, (617), 4 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:17,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:17,634 INFO L93 Difference]: Finished difference Result 139797 states and 151339 transitions. [2021-12-06 18:32:17,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:32:17,634 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 154.25) internal successors, (617), 4 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 865 [2021-12-06 18:32:17,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:17,711 INFO L225 Difference]: With dead ends: 139797 [2021-12-06 18:32:17,711 INFO L226 Difference]: Without dead ends: 80558 [2021-12-06 18:32:17,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:32:17,746 INFO L933 BasicCegarLoop]: 78 mSDtfsCounter, 755 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 2238 mSolverCounterSat, 373 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 755 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 2611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 373 IncrementalHoareTripleChecker+Valid, 2238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:17,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [755 Valid, 162 Invalid, 2611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [373 Valid, 2238 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-12-06 18:32:17,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80558 states. [2021-12-06 18:32:18,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80558 to 75017. [2021-12-06 18:32:18,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75017 states, 75016 states have (on average 1.0833688813053215) internal successors, (81270), 75016 states have internal predecessors, (81270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:18,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75017 states to 75017 states and 81270 transitions. [2021-12-06 18:32:18,672 INFO L78 Accepts]: Start accepts. Automaton has 75017 states and 81270 transitions. Word has length 865 [2021-12-06 18:32:18,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:18,673 INFO L470 AbstractCegarLoop]: Abstraction has 75017 states and 81270 transitions. [2021-12-06 18:32:18,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 154.25) internal successors, (617), 4 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:18,673 INFO L276 IsEmpty]: Start isEmpty. Operand 75017 states and 81270 transitions. [2021-12-06 18:32:18,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 910 [2021-12-06 18:32:18,706 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:18,707 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:32:18,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-06 18:32:18,707 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:18,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:18,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1743396571, now seen corresponding path program 1 times [2021-12-06 18:32:18,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:18,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987674480] [2021-12-06 18:32:18,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:18,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:19,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1299 backedges. 478 proven. 694 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-12-06 18:32:19,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:19,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987674480] [2021-12-06 18:32:19,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987674480] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 18:32:19,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2025894236] [2021-12-06 18:32:19,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:19,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:32:19,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:32:19,044 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:32:19,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 18:32:19,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:19,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 1102 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 18:32:19,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:32:19,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1299 backedges. 943 proven. 0 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2021-12-06 18:32:19,999 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 18:32:19,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2025894236] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:19,999 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 18:32:20,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2021-12-06 18:32:20,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608322698] [2021-12-06 18:32:20,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:20,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:32:20,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:20,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:32:20,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-12-06 18:32:20,001 INFO L87 Difference]: Start difference. First operand 75017 states and 81270 transitions. Second operand has 3 states, 3 states have (on average 209.66666666666666) internal successors, (629), 3 states have internal predecessors, (629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:21,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:21,598 INFO L93 Difference]: Finished difference Result 150031 states and 162537 transitions. [2021-12-06 18:32:21,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:32:21,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 209.66666666666666) internal successors, (629), 3 states have internal predecessors, (629), 0 states have call successors, (0), 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 909 [2021-12-06 18:32:21,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:21,668 INFO L225 Difference]: With dead ends: 150031 [2021-12-06 18:32:21,668 INFO L226 Difference]: Without dead ends: 75016 [2021-12-06 18:32:21,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 915 GetRequests, 909 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-12-06 18:32:21,701 INFO L933 BasicCegarLoop]: 618 mSDtfsCounter, 218 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 1125 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 1236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:21,701 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [218 Valid, 671 Invalid, 1236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1125 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-12-06 18:32:21,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75016 states. [2021-12-06 18:32:22,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75016 to 72887. [2021-12-06 18:32:22,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72887 states, 72886 states have (on average 1.0700546058227918) internal successors, (77992), 72886 states have internal predecessors, (77992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:22,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72887 states to 72887 states and 77992 transitions. [2021-12-06 18:32:22,590 INFO L78 Accepts]: Start accepts. Automaton has 72887 states and 77992 transitions. Word has length 909 [2021-12-06 18:32:22,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:22,591 INFO L470 AbstractCegarLoop]: Abstraction has 72887 states and 77992 transitions. [2021-12-06 18:32:22,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 209.66666666666666) internal successors, (629), 3 states have internal predecessors, (629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:22,591 INFO L276 IsEmpty]: Start isEmpty. Operand 72887 states and 77992 transitions. [2021-12-06 18:32:22,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 971 [2021-12-06 18:32:22,635 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:22,635 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 18:32:22,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 18:32:22,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:32:22,838 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:22,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:22,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1742905758, now seen corresponding path program 1 times [2021-12-06 18:32:22,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:22,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433516194] [2021-12-06 18:32:22,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:22,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:23,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1828 backedges. 996 proven. 0 refuted. 0 times theorem prover too weak. 832 trivial. 0 not checked. [2021-12-06 18:32:23,113 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:23,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433516194] [2021-12-06 18:32:23,114 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433516194] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:23,114 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:23,114 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 18:32:23,114 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348121979] [2021-12-06 18:32:23,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:23,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:32:23,115 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:23,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:32:23,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:23,116 INFO L87 Difference]: Start difference. First operand 72887 states and 77992 transitions. Second operand has 3 states, 3 states have (on average 147.33333333333334) internal successors, (442), 2 states have internal predecessors, (442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:24,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:24,444 INFO L93 Difference]: Finished difference Result 129985 states and 139013 transitions. [2021-12-06 18:32:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:32:24,445 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 147.33333333333334) internal successors, (442), 2 states have internal predecessors, (442), 0 states have call successors, (0), 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 970 [2021-12-06 18:32:24,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:24,499 INFO L225 Difference]: With dead ends: 129985 [2021-12-06 18:32:24,499 INFO L226 Difference]: Without dead ends: 57099 [2021-12-06 18:32:24,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:24,534 INFO L933 BasicCegarLoop]: 71 mSDtfsCounter, 557 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 616 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 557 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:24,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [557 Valid, 71 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 616 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-12-06 18:32:24,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57099 states. [2021-12-06 18:32:25,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57099 to 56246. [2021-12-06 18:32:25,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56246 states, 56245 states have (on average 1.0683260734287492) internal successors, (60088), 56245 states have internal predecessors, (60088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:25,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56246 states to 56246 states and 60088 transitions. [2021-12-06 18:32:25,386 INFO L78 Accepts]: Start accepts. Automaton has 56246 states and 60088 transitions. Word has length 970 [2021-12-06 18:32:25,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:25,387 INFO L470 AbstractCegarLoop]: Abstraction has 56246 states and 60088 transitions. [2021-12-06 18:32:25,387 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 147.33333333333334) internal successors, (442), 2 states have internal predecessors, (442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:25,387 INFO L276 IsEmpty]: Start isEmpty. Operand 56246 states and 60088 transitions. [2021-12-06 18:32:25,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1000 [2021-12-06 18:32:25,418 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:25,419 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 18:32:25,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-12-06 18:32:25,419 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:25,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:25,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1682092445, now seen corresponding path program 1 times [2021-12-06 18:32:25,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:25,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904727654] [2021-12-06 18:32:25,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:25,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:25,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1904 backedges. 1327 proven. 0 refuted. 0 times theorem prover too weak. 577 trivial. 0 not checked. [2021-12-06 18:32:25,705 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:25,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904727654] [2021-12-06 18:32:25,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904727654] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:25,706 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:25,706 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 18:32:25,706 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100641631] [2021-12-06 18:32:25,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:25,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:32:25,707 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:25,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:32:25,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:32:25,707 INFO L87 Difference]: Start difference. First operand 56246 states and 60088 transitions. Second operand has 4 states, 4 states have (on average 167.75) internal successors, (671), 4 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:28,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:28,099 INFO L93 Difference]: Finished difference Result 123552 states and 131989 transitions. [2021-12-06 18:32:28,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:32:28,100 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 167.75) internal successors, (671), 4 states have internal predecessors, (671), 0 states have call successors, (0), 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 999 [2021-12-06 18:32:28,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:28,157 INFO L225 Difference]: With dead ends: 123552 [2021-12-06 18:32:28,157 INFO L226 Difference]: Without dead ends: 67308 [2021-12-06 18:32:28,182 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:32:28,183 INFO L933 BasicCegarLoop]: 202 mSDtfsCounter, 611 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 2686 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 2969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 2686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:28,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [611 Valid, 288 Invalid, 2969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 2686 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-12-06 18:32:28,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67308 states. [2021-12-06 18:32:28,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67308 to 62625. [2021-12-06 18:32:28,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62625 states, 62624 states have (on average 1.0612864077669903) internal successors, (66462), 62624 states have internal predecessors, (66462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:28,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62625 states to 62625 states and 66462 transitions. [2021-12-06 18:32:28,946 INFO L78 Accepts]: Start accepts. Automaton has 62625 states and 66462 transitions. Word has length 999 [2021-12-06 18:32:28,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:28,946 INFO L470 AbstractCegarLoop]: Abstraction has 62625 states and 66462 transitions. [2021-12-06 18:32:28,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 167.75) internal successors, (671), 4 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:28,947 INFO L276 IsEmpty]: Start isEmpty. Operand 62625 states and 66462 transitions. [2021-12-06 18:32:28,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2021-12-06 18:32:28,982 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:28,982 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:32:28,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-12-06 18:32:28,983 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:28,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:28,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1317435272, now seen corresponding path program 1 times [2021-12-06 18:32:28,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:28,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313111808] [2021-12-06 18:32:28,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:28,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:29,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:29,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 1278 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2021-12-06 18:32:29,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:29,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313111808] [2021-12-06 18:32:29,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313111808] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:29,278 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:29,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 18:32:29,278 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785182630] [2021-12-06 18:32:29,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:29,279 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:32:29,279 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:29,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:32:29,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:32:29,279 INFO L87 Difference]: Start difference. First operand 62625 states and 66462 transitions. Second operand has 4 states, 4 states have (on average 209.5) internal successors, (838), 4 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:32,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:32,214 INFO L93 Difference]: Finished difference Result 143959 states and 152424 transitions. [2021-12-06 18:32:32,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:32:32,215 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 209.5) internal successors, (838), 4 states have internal predecessors, (838), 0 states have call successors, (0), 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 1072 [2021-12-06 18:32:32,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:32,286 INFO L225 Difference]: With dead ends: 143959 [2021-12-06 18:32:32,286 INFO L226 Difference]: Without dead ends: 80484 [2021-12-06 18:32:32,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:32:32,315 INFO L933 BasicCegarLoop]: 589 mSDtfsCounter, 624 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 2193 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 2475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 2193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:32,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [624 Valid, 637 Invalid, 2475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 2193 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-12-06 18:32:32,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80484 states. [2021-12-06 18:32:32,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80484 to 63472. [2021-12-06 18:32:33,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63472 states, 63471 states have (on average 1.0570339210032929) internal successors, (67091), 63471 states have internal predecessors, (67091), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:33,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63472 states to 63472 states and 67091 transitions. [2021-12-06 18:32:33,095 INFO L78 Accepts]: Start accepts. Automaton has 63472 states and 67091 transitions. Word has length 1072 [2021-12-06 18:32:33,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:33,096 INFO L470 AbstractCegarLoop]: Abstraction has 63472 states and 67091 transitions. [2021-12-06 18:32:33,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 209.5) internal successors, (838), 4 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:33,096 INFO L276 IsEmpty]: Start isEmpty. Operand 63472 states and 67091 transitions. [2021-12-06 18:32:33,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1080 [2021-12-06 18:32:33,131 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:33,132 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:32:33,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-12-06 18:32:33,132 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:33,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:33,132 INFO L85 PathProgramCache]: Analyzing trace with hash -868002975, now seen corresponding path program 1 times [2021-12-06 18:32:33,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:33,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275606733] [2021-12-06 18:32:33,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:33,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:33,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:33,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 1170 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2021-12-06 18:32:33,423 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:33,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275606733] [2021-12-06 18:32:33,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275606733] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:33,423 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:33,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:32:33,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628273387] [2021-12-06 18:32:33,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:33,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:32:33,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:33,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:32:33,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:33,424 INFO L87 Difference]: Start difference. First operand 63472 states and 67091 transitions. Second operand has 3 states, 3 states have (on average 234.33333333333334) internal successors, (703), 3 states have internal predecessors, (703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:35,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:35,004 INFO L93 Difference]: Finished difference Result 128646 states and 135940 transitions. [2021-12-06 18:32:35,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:32:35,005 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 234.33333333333334) internal successors, (703), 3 states have internal predecessors, (703), 0 states have call successors, (0), 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 1079 [2021-12-06 18:32:35,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:35,060 INFO L225 Difference]: With dead ends: 128646 [2021-12-06 18:32:35,060 INFO L226 Difference]: Without dead ends: 65176 [2021-12-06 18:32:35,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:35,087 INFO L933 BasicCegarLoop]: 675 mSDtfsCounter, 113 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1078 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 713 SdHoareTripleChecker+Invalid, 1112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1078 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:35,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [113 Valid, 713 Invalid, 1112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1078 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-12-06 18:32:35,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65176 states. [2021-12-06 18:32:35,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65176 to 60921. [2021-12-06 18:32:35,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60921 states, 60920 states have (on average 1.0572390019697964) internal successors, (64407), 60920 states have internal predecessors, (64407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:35,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60921 states to 60921 states and 64407 transitions. [2021-12-06 18:32:35,822 INFO L78 Accepts]: Start accepts. Automaton has 60921 states and 64407 transitions. Word has length 1079 [2021-12-06 18:32:35,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:35,823 INFO L470 AbstractCegarLoop]: Abstraction has 60921 states and 64407 transitions. [2021-12-06 18:32:35,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 234.33333333333334) internal successors, (703), 3 states have internal predecessors, (703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:35,823 INFO L276 IsEmpty]: Start isEmpty. Operand 60921 states and 64407 transitions. [2021-12-06 18:32:35,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1233 [2021-12-06 18:32:35,859 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:35,860 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:32:35,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-12-06 18:32:35,860 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:35,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:35,861 INFO L85 PathProgramCache]: Analyzing trace with hash 1536166241, now seen corresponding path program 1 times [2021-12-06 18:32:35,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:35,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857198912] [2021-12-06 18:32:35,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:35,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:36,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2274 backedges. 1233 proven. 0 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2021-12-06 18:32:36,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:36,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857198912] [2021-12-06 18:32:36,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857198912] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:36,165 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:36,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:32:36,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766339508] [2021-12-06 18:32:36,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:36,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:32:36,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:36,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:32:36,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:36,167 INFO L87 Difference]: Start difference. First operand 60921 states and 64407 transitions. Second operand has 3 states, 3 states have (on average 183.33333333333334) internal successors, (550), 3 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:37,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:37,834 INFO L93 Difference]: Finished difference Result 129515 states and 136895 transitions. [2021-12-06 18:32:37,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:32:37,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 183.33333333333334) internal successors, (550), 3 states have internal predecessors, (550), 0 states have call successors, (0), 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 1232 [2021-12-06 18:32:37,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:37,892 INFO L225 Difference]: With dead ends: 129515 [2021-12-06 18:32:37,892 INFO L226 Difference]: Without dead ends: 68596 [2021-12-06 18:32:37,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:32:37,921 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 403 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1142 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 403 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 1310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:37,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [403 Valid, 224 Invalid, 1310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1142 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-06 18:32:37,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68596 states. [2021-12-06 18:32:38,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68596 to 65179. [2021-12-06 18:32:38,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65179 states, 65178 states have (on average 1.056092546564792) internal successors, (68834), 65178 states have internal predecessors, (68834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65179 states to 65179 states and 68834 transitions. [2021-12-06 18:32:38,683 INFO L78 Accepts]: Start accepts. Automaton has 65179 states and 68834 transitions. Word has length 1232 [2021-12-06 18:32:38,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:38,684 INFO L470 AbstractCegarLoop]: Abstraction has 65179 states and 68834 transitions. [2021-12-06 18:32:38,684 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 183.33333333333334) internal successors, (550), 3 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:38,684 INFO L276 IsEmpty]: Start isEmpty. Operand 65179 states and 68834 transitions. [2021-12-06 18:32:38,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1297 [2021-12-06 18:32:38,734 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:38,735 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 18:32:38,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-12-06 18:32:38,735 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:38,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:38,736 INFO L85 PathProgramCache]: Analyzing trace with hash -2065285073, now seen corresponding path program 1 times [2021-12-06 18:32:38,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:38,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307467776] [2021-12-06 18:32:38,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:38,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:39,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2526 backedges. 2171 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-12-06 18:32:39,122 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:39,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307467776] [2021-12-06 18:32:39,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307467776] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:39,122 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:39,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 18:32:39,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852173289] [2021-12-06 18:32:39,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:39,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 18:32:39,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:39,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 18:32:39,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:32:39,124 INFO L87 Difference]: Start difference. First operand 65179 states and 68834 transitions. Second operand has 5 states, 5 states have (on average 205.2) internal successors, (1026), 5 states have internal predecessors, (1026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:42,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:42,096 INFO L93 Difference]: Finished difference Result 157608 states and 166237 transitions. [2021-12-06 18:32:42,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 18:32:42,097 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 205.2) internal successors, (1026), 5 states have internal predecessors, (1026), 0 states have call successors, (0), 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 1296 [2021-12-06 18:32:42,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:42,174 INFO L225 Difference]: With dead ends: 157608 [2021-12-06 18:32:42,174 INFO L226 Difference]: Without dead ends: 92431 [2021-12-06 18:32:42,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-06 18:32:42,208 INFO L933 BasicCegarLoop]: 72 mSDtfsCounter, 1289 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 2553 mSolverCounterSat, 613 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1289 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 3166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 613 IncrementalHoareTripleChecker+Valid, 2553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:42,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1289 Valid, 134 Invalid, 3166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [613 Valid, 2553 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-12-06 18:32:42,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92431 states. [2021-12-06 18:32:43,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92431 to 84769. [2021-12-06 18:32:43,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84769 states, 84768 states have (on average 1.0523546621366553) internal successors, (89206), 84768 states have internal predecessors, (89206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:43,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84769 states to 84769 states and 89206 transitions. [2021-12-06 18:32:43,380 INFO L78 Accepts]: Start accepts. Automaton has 84769 states and 89206 transitions. Word has length 1296 [2021-12-06 18:32:43,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:43,381 INFO L470 AbstractCegarLoop]: Abstraction has 84769 states and 89206 transitions. [2021-12-06 18:32:43,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 205.2) internal successors, (1026), 5 states have internal predecessors, (1026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:43,382 INFO L276 IsEmpty]: Start isEmpty. Operand 84769 states and 89206 transitions. [2021-12-06 18:32:43,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1484 [2021-12-06 18:32:43,447 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:43,448 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 18:32:43,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-06 18:32:43,448 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:43,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:43,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1379251184, now seen corresponding path program 1 times [2021-12-06 18:32:43,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:43,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507426605] [2021-12-06 18:32:43,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:43,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:43,829 INFO L134 CoverageAnalysis]: Checked inductivity of 3379 backedges. 2115 proven. 0 refuted. 0 times theorem prover too weak. 1264 trivial. 0 not checked. [2021-12-06 18:32:43,830 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:43,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507426605] [2021-12-06 18:32:43,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507426605] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:43,830 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:43,830 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 18:32:43,830 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831654662] [2021-12-06 18:32:43,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:43,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:32:43,831 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:43,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:32:43,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:32:43,832 INFO L87 Difference]: Start difference. First operand 84769 states and 89206 transitions. Second operand has 4 states, 4 states have (on average 165.25) internal successors, (661), 4 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:46,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:46,447 INFO L93 Difference]: Finished difference Result 176367 states and 185531 transitions. [2021-12-06 18:32:46,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:32:46,447 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 165.25) internal successors, (661), 4 states have internal predecessors, (661), 0 states have call successors, (0), 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 1483 [2021-12-06 18:32:46,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:46,525 INFO L225 Difference]: With dead ends: 176367 [2021-12-06 18:32:46,525 INFO L226 Difference]: Without dead ends: 91600 [2021-12-06 18:32:46,559 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:32:46,560 INFO L933 BasicCegarLoop]: 129 mSDtfsCounter, 796 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 2185 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 796 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 2445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 2185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:46,560 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [796 Valid, 197 Invalid, 2445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 2185 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-12-06 18:32:46,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91600 states. [2021-12-06 18:32:47,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91600 to 83065. [2021-12-06 18:32:47,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83065 states, 83064 states have (on average 1.0495882692863334) internal successors, (87183), 83064 states have internal predecessors, (87183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:47,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83065 states to 83065 states and 87183 transitions. [2021-12-06 18:32:47,437 INFO L78 Accepts]: Start accepts. Automaton has 83065 states and 87183 transitions. Word has length 1483 [2021-12-06 18:32:47,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:47,438 INFO L470 AbstractCegarLoop]: Abstraction has 83065 states and 87183 transitions. [2021-12-06 18:32:47,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 165.25) internal successors, (661), 4 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:47,438 INFO L276 IsEmpty]: Start isEmpty. Operand 83065 states and 87183 transitions. [2021-12-06 18:32:47,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1490 [2021-12-06 18:32:47,636 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:47,637 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:32:47,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-12-06 18:32:47,637 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:47,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:47,638 INFO L85 PathProgramCache]: Analyzing trace with hash -671001683, now seen corresponding path program 1 times [2021-12-06 18:32:47,638 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:47,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968629475] [2021-12-06 18:32:47,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:47,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:48,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3407 backedges. 2137 proven. 0 refuted. 0 times theorem prover too weak. 1270 trivial. 0 not checked. [2021-12-06 18:32:48,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:48,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968629475] [2021-12-06 18:32:48,032 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968629475] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:32:48,032 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:32:48,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 18:32:48,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783721944] [2021-12-06 18:32:48,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:32:48,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 18:32:48,033 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:48,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 18:32:48,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:32:48,033 INFO L87 Difference]: Start difference. First operand 83065 states and 87183 transitions. Second operand has 4 states, 4 states have (on average 165.25) internal successors, (661), 4 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:50,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:32:50,370 INFO L93 Difference]: Finished difference Result 171250 states and 179646 transitions. [2021-12-06 18:32:50,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 18:32:50,371 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 165.25) internal successors, (661), 4 states have internal predecessors, (661), 0 states have call successors, (0), 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 1489 [2021-12-06 18:32:50,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:32:50,455 INFO L225 Difference]: With dead ends: 171250 [2021-12-06 18:32:50,455 INFO L226 Difference]: Without dead ends: 88187 [2021-12-06 18:32:50,498 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 18:32:50,499 INFO L933 BasicCegarLoop]: 568 mSDtfsCounter, 793 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 2118 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 622 SdHoareTripleChecker+Invalid, 2241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 2118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-12-06 18:32:50,499 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 622 Invalid, 2241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 2118 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-12-06 18:32:50,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88187 states. [2021-12-06 18:32:51,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88187 to 83065. [2021-12-06 18:32:51,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83065 states, 83064 states have (on average 1.0494076856399885) internal successors, (87168), 83064 states have internal predecessors, (87168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:51,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83065 states to 83065 states and 87168 transitions. [2021-12-06 18:32:51,434 INFO L78 Accepts]: Start accepts. Automaton has 83065 states and 87168 transitions. Word has length 1489 [2021-12-06 18:32:51,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:32:51,435 INFO L470 AbstractCegarLoop]: Abstraction has 83065 states and 87168 transitions. [2021-12-06 18:32:51,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 165.25) internal successors, (661), 4 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:32:51,435 INFO L276 IsEmpty]: Start isEmpty. Operand 83065 states and 87168 transitions. [2021-12-06 18:32:51,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1492 [2021-12-06 18:32:51,496 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:32:51,497 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:32:51,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-12-06 18:32:51,498 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:32:51,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:32:51,498 INFO L85 PathProgramCache]: Analyzing trace with hash 959944597, now seen corresponding path program 1 times [2021-12-06 18:32:51,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:32:51,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311327203] [2021-12-06 18:32:51,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:51,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:32:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:52,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3247 backedges. 1917 proven. 300 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2021-12-06 18:32:52,051 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:32:52,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311327203] [2021-12-06 18:32:52,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311327203] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 18:32:52,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [479559308] [2021-12-06 18:32:52,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:32:52,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:32:52,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:32:52,052 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:32:52,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-06 18:32:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:32:52,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 1749 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 18:32:52,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:32:53,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3247 backedges. 976 proven. 82 refuted. 0 times theorem prover too weak. 2189 trivial. 0 not checked. [2021-12-06 18:32:53,536 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 18:32:55,109 INFO L134 CoverageAnalysis]: Checked inductivity of 3247 backedges. 976 proven. 82 refuted. 0 times theorem prover too weak. 2189 trivial. 0 not checked. [2021-12-06 18:32:55,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [479559308] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 18:32:55,109 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 18:32:55,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 9 [2021-12-06 18:32:55,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529227239] [2021-12-06 18:32:55,110 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 18:32:55,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-06 18:32:55,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:32:55,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-06 18:32:55,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-12-06 18:32:55,113 INFO L87 Difference]: Start difference. First operand 83065 states and 87168 transitions. Second operand has 10 states, 10 states have (on average 157.6) internal successors, (1576), 9 states have internal predecessors, (1576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:33:01,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:33:01,225 INFO L93 Difference]: Finished difference Result 173012 states and 181287 transitions. [2021-12-06 18:33:01,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-06 18:33:01,226 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 157.6) internal successors, (1576), 9 states have internal predecessors, (1576), 0 states have call successors, (0), 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 1491 [2021-12-06 18:33:01,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:33:01,307 INFO L225 Difference]: With dead ends: 173012 [2021-12-06 18:33:01,307 INFO L226 Difference]: Without dead ends: 89949 [2021-12-06 18:33:01,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2997 GetRequests, 2977 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=149, Invalid=313, Unknown=0, NotChecked=0, Total=462 [2021-12-06 18:33:01,344 INFO L933 BasicCegarLoop]: 50 mSDtfsCounter, 3805 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 7078 mSolverCounterSat, 1326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3805 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 8404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1326 IncrementalHoareTripleChecker+Valid, 7078 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2021-12-06 18:33:01,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3805 Valid, 214 Invalid, 8404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1326 Valid, 7078 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2021-12-06 18:33:01,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89949 states. [2021-12-06 18:33:02,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89949 to 77953. [2021-12-06 18:33:02,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77953 states, 77952 states have (on average 1.0439629515599342) internal successors, (81379), 77952 states have internal predecessors, (81379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:33:02,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77953 states to 77953 states and 81379 transitions. [2021-12-06 18:33:02,236 INFO L78 Accepts]: Start accepts. Automaton has 77953 states and 81379 transitions. Word has length 1491 [2021-12-06 18:33:02,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:33:02,237 INFO L470 AbstractCegarLoop]: Abstraction has 77953 states and 81379 transitions. [2021-12-06 18:33:02,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 157.6) internal successors, (1576), 9 states have internal predecessors, (1576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:33:02,237 INFO L276 IsEmpty]: Start isEmpty. Operand 77953 states and 81379 transitions. [2021-12-06 18:33:02,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1957 [2021-12-06 18:33:02,313 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:33:02,314 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-12-06 18:33:02,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-06 18:33:02,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-12-06 18:33:02,516 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:33:02,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:33:02,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1347565826, now seen corresponding path program 1 times [2021-12-06 18:33:02,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:33:02,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699318503] [2021-12-06 18:33:02,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:33:02,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:33:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:33:03,206 INFO L134 CoverageAnalysis]: Checked inductivity of 5623 backedges. 2968 proven. 0 refuted. 0 times theorem prover too weak. 2655 trivial. 0 not checked. [2021-12-06 18:33:03,206 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:33:03,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699318503] [2021-12-06 18:33:03,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699318503] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:33:03,207 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:33:03,207 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:33:03,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576754455] [2021-12-06 18:33:03,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:33:03,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:33:03,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:33:03,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:33:03,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:33:03,208 INFO L87 Difference]: Start difference. First operand 77953 states and 81379 transitions. Second operand has 3 states, 3 states have (on average 216.66666666666666) internal successors, (650), 3 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:33:05,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:33:05,168 INFO L93 Difference]: Finished difference Result 158460 states and 165443 transitions. [2021-12-06 18:33:05,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:33:05,169 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 216.66666666666666) internal successors, (650), 3 states have internal predecessors, (650), 0 states have call successors, (0), 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 1956 [2021-12-06 18:33:05,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:33:05,235 INFO L225 Difference]: With dead ends: 158460 [2021-12-06 18:33:05,236 INFO L226 Difference]: Without dead ends: 80509 [2021-12-06 18:33:05,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:33:05,270 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 419 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 1086 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 419 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 1272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 1086 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-06 18:33:05,270 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [419 Valid, 154 Invalid, 1272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 1086 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-06 18:33:05,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80509 states. [2021-12-06 18:33:06,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80509 to 73693. [2021-12-06 18:33:06,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73693 states, 73692 states have (on average 1.043803940726266) internal successors, (76920), 73692 states have internal predecessors, (76920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:33:06,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73693 states to 73693 states and 76920 transitions. [2021-12-06 18:33:06,210 INFO L78 Accepts]: Start accepts. Automaton has 73693 states and 76920 transitions. Word has length 1956 [2021-12-06 18:33:06,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:33:06,211 INFO L470 AbstractCegarLoop]: Abstraction has 73693 states and 76920 transitions. [2021-12-06 18:33:06,211 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 216.66666666666666) internal successors, (650), 3 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:33:06,211 INFO L276 IsEmpty]: Start isEmpty. Operand 73693 states and 76920 transitions. [2021-12-06 18:33:06,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2096 [2021-12-06 18:33:06,286 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 18:33:06,287 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:33:06,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-12-06 18:33:06,287 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 18:33:06,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:33:06,288 INFO L85 PathProgramCache]: Analyzing trace with hash 284204474, now seen corresponding path program 1 times [2021-12-06 18:33:06,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:33:06,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853436158] [2021-12-06 18:33:06,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:33:06,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:33:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:33:07,100 INFO L134 CoverageAnalysis]: Checked inductivity of 6293 backedges. 3122 proven. 0 refuted. 0 times theorem prover too weak. 3171 trivial. 0 not checked. [2021-12-06 18:33:07,100 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 18:33:07,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853436158] [2021-12-06 18:33:07,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853436158] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 18:33:07,100 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 18:33:07,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 18:33:07,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456456911] [2021-12-06 18:33:07,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 18:33:07,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 18:33:07,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 18:33:07,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 18:33:07,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:33:07,102 INFO L87 Difference]: Start difference. First operand 73693 states and 76920 transitions. Second operand has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 states have internal predecessors, (668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:33:08,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 18:33:08,958 INFO L93 Difference]: Finished difference Result 143537 states and 149268 transitions. [2021-12-06 18:33:08,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 18:33:08,959 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 states have internal predecessors, (668), 0 states have call successors, (0), 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 2095 [2021-12-06 18:33:08,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 18:33:08,960 INFO L225 Difference]: With dead ends: 143537 [2021-12-06 18:33:08,960 INFO L226 Difference]: Without dead ends: 0 [2021-12-06 18:33:08,985 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 18:33:08,986 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 488 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 1094 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 488 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 1295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1094 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-12-06 18:33:08,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [488 Valid, 77 Invalid, 1295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1094 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-06 18:33:08,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-06 18:33:08,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-06 18:33:08,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:33:08,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 18:33:08,986 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2095 [2021-12-06 18:33:08,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 18:33:08,987 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 18:33:08,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 states have internal predecessors, (668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:33:08,987 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-06 18:33:08,987 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-06 18:33:08,989 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 18:33:08,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-12-06 18:33:08,991 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-06 18:33:29,675 WARN L227 SmtUtils]: Spent 20.67s on a formula simplification. DAG size of input: 1105 DAG size of output: 1038 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-12-06 18:33:52,645 WARN L227 SmtUtils]: Spent 22.96s on a formula simplification. DAG size of input: 1277 DAG size of output: 1183 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-12-06 18:34:17,690 WARN L227 SmtUtils]: Spent 25.04s on a formula simplification. DAG size of input: 1278 DAG size of output: 1184 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-12-06 18:34:24,756 WARN L227 SmtUtils]: Spent 7.06s on a formula simplification. DAG size of input: 1038 DAG size of output: 150 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-12-06 18:34:32,489 WARN L227 SmtUtils]: Spent 7.73s on a formula simplification. DAG size of input: 1183 DAG size of output: 153 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-12-06 18:34:41,672 WARN L227 SmtUtils]: Spent 9.18s on a formula simplification. DAG size of input: 1184 DAG size of output: 153 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-12-06 18:34:41,675 INFO L858 garLoopResultBuilder]: For program point L894(lines 894 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,675 INFO L858 garLoopResultBuilder]: For program point L1687(lines 1687 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,675 INFO L858 garLoopResultBuilder]: For program point L1555(lines 1555 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,675 INFO L858 garLoopResultBuilder]: For program point L1423(lines 1423 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,675 INFO L858 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2021-12-06 18:34:41,675 INFO L858 garLoopResultBuilder]: For program point L2084(lines 2084 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,675 INFO L858 garLoopResultBuilder]: For program point L1027(lines 1027 1037) no Hoare annotation was computed. [2021-12-06 18:34:41,675 INFO L858 garLoopResultBuilder]: For program point L1027-2(lines 1027 1037) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L1556(lines 1556 1560) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L1556-2(lines 1556 1560) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L1424(lines 1424 1433) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L1424-2(lines 1424 1433) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L2349(lines 2349 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L2085(lines 2085 2095) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L2085-2(lines 2085 2095) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L500(lines 500 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L2482(lines 2482 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L2350(lines 2350 2360) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L2350-2(lines 2350 2360) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L104-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L1822(lines 1822 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L1294(lines 1294 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L1162(lines 1162 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,676 INFO L858 garLoopResultBuilder]: For program point L2219(lines 2219 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,677 INFO L858 garLoopResultBuilder]: For program point L105(line 105) no Hoare annotation was computed. [2021-12-06 18:34:41,677 INFO L858 garLoopResultBuilder]: For program point L1955(lines 1955 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,677 INFO L858 garLoopResultBuilder]: For program point L370(lines 370 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,677 INFO L858 garLoopResultBuilder]: For program point L238(lines 238 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,677 INFO L858 garLoopResultBuilder]: For program point L2220(lines 2220 2229) no Hoare annotation was computed. [2021-12-06 18:34:41,677 INFO L858 garLoopResultBuilder]: For program point L2220-2(lines 2220 2229) no Hoare annotation was computed. [2021-12-06 18:34:41,677 INFO L858 garLoopResultBuilder]: For program point L1692(lines 1692 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,677 INFO L858 garLoopResultBuilder]: For program point L635(lines 635 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,677 INFO L858 garLoopResultBuilder]: For program point L2485(lines 2485 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,677 INFO L858 garLoopResultBuilder]: For program point L107-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,677 INFO L858 garLoopResultBuilder]: For program point L1693(lines 1693 1703) no Hoare annotation was computed. [2021-12-06 18:34:41,677 INFO L858 garLoopResultBuilder]: For program point L636(lines 636 643) no Hoare annotation was computed. [2021-12-06 18:34:41,678 INFO L858 garLoopResultBuilder]: For program point L1693-2(lines 1693 1703) no Hoare annotation was computed. [2021-12-06 18:34:41,678 INFO L858 garLoopResultBuilder]: For program point L636-2(lines 636 643) no Hoare annotation was computed. [2021-12-06 18:34:41,678 INFO L858 garLoopResultBuilder]: For program point L1561(lines 1561 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,678 INFO L858 garLoopResultBuilder]: For program point L108(line 108) no Hoare annotation was computed. [2021-12-06 18:34:41,678 INFO L858 garLoopResultBuilder]: For program point L901(lines 901 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,678 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,678 INFO L858 garLoopResultBuilder]: For program point L110-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,678 INFO L858 garLoopResultBuilder]: For program point L1960(lines 1960 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,678 INFO L858 garLoopResultBuilder]: For program point L1828(lines 1828 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,678 INFO L858 garLoopResultBuilder]: For program point L771(lines 771 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,678 INFO L858 garLoopResultBuilder]: For program point L507(lines 507 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,678 INFO L858 garLoopResultBuilder]: For program point L2489(lines 2489 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L1829(lines 1829 1840) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L772(lines 772 780) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L1829-2(lines 1829 1840) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L772-2(lines 772 780) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L1301(lines 1301 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L1169(lines 1169 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L1566(lines 1566 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L1434(lines 1434 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L113-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L1038(lines 1038 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,679 INFO L858 garLoopResultBuilder]: For program point L378(lines 378 387) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L378-2(lines 378 387) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L114(line 114) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L2096(lines 2096 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L2361(lines 2361 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L908(lines 908 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L644(lines 644 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L512(lines 512 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L248(lines 248 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L2230(lines 2230 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L116-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L1966(lines 1966 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L909(lines 909 918) no Hoare annotation was computed. [2021-12-06 18:34:41,680 INFO L858 garLoopResultBuilder]: For program point L909-2(lines 909 918) no Hoare annotation was computed. [2021-12-06 18:34:41,681 INFO L858 garLoopResultBuilder]: For program point L1438(lines 1438 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,681 INFO L858 garLoopResultBuilder]: For program point L117(line 117) no Hoare annotation was computed. [2021-12-06 18:34:41,681 INFO L858 garLoopResultBuilder]: For program point L2496(lines 2496 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,681 INFO L858 garLoopResultBuilder]: For program point L1439(lines 1439 1449) no Hoare annotation was computed. [2021-12-06 18:34:41,681 INFO L858 garLoopResultBuilder]: For program point L1439-2(lines 1439 1449) no Hoare annotation was computed. [2021-12-06 18:34:41,681 INFO L858 garLoopResultBuilder]: For program point L1307(lines 1307 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,681 INFO L858 garLoopResultBuilder]: For program point L1704(lines 1704 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,681 INFO L858 garLoopResultBuilder]: For program point L1176(lines 1176 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,681 INFO L858 garLoopResultBuilder]: For program point L119-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,681 INFO L858 garLoopResultBuilder]: For program point L1044(lines 1044 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,681 INFO L858 garLoopResultBuilder]: For program point L1573(lines 1573 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,681 INFO L858 garLoopResultBuilder]: For program point L2234(lines 2234 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L120(line 120) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L2102(lines 2102 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L781(lines 781 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L517(lines 517 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L253(lines 253 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L650(lines 650 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L2368(lines 2368 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L122-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L2501(lines 2501 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L123(line 123) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L2105(lines 2105 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L1973(lines 1973 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,682 INFO L858 garLoopResultBuilder]: For program point L1841(lines 1841 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,683 INFO L858 garLoopResultBuilder]: For program point L388(lines 388 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,683 INFO L858 garLoopResultBuilder]: For program point L1313(lines 1313 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,683 INFO L858 garLoopResultBuilder]: For program point L1974(lines 1974 1984) no Hoare annotation was computed. [2021-12-06 18:34:41,683 INFO L858 garLoopResultBuilder]: For program point L1974-2(lines 1974 1984) no Hoare annotation was computed. [2021-12-06 18:34:41,683 INFO L858 garLoopResultBuilder]: For program point L1710(lines 1710 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,683 INFO L858 garLoopResultBuilder]: For program point L1182(lines 1182 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,683 INFO L858 garLoopResultBuilder]: For program point L125-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,683 INFO L858 garLoopResultBuilder]: For program point L1050(lines 1050 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,683 INFO L858 garLoopResultBuilder]: For program point L786(lines 786 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,683 INFO L858 garLoopResultBuilder]: For program point L126(line 126) no Hoare annotation was computed. [2021-12-06 18:34:41,683 INFO L858 garLoopResultBuilder]: For program point L919(lines 919 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,683 INFO L858 garLoopResultBuilder]: For program point L1580(lines 1580 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,684 INFO L858 garLoopResultBuilder]: For program point L1316(lines 1316 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,684 INFO L858 garLoopResultBuilder]: For program point L259(lines 259 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,684 INFO L858 garLoopResultBuilder]: For program point L2241(lines 2241 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,684 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,684 INFO L858 garLoopResultBuilder]: For program point L2506(lines 2506 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,684 INFO L858 garLoopResultBuilder]: For program point L2242(lines 2242 2253) no Hoare annotation was computed. [2021-12-06 18:34:41,684 INFO L858 garLoopResultBuilder]: For program point L2242-2(lines 2242 2253) no Hoare annotation was computed. [2021-12-06 18:34:41,684 INFO L858 garLoopResultBuilder]: For program point L128-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,684 INFO L858 garLoopResultBuilder]: For program point L657(lines 657 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,684 INFO L858 garLoopResultBuilder]: For program point L1450(lines 1450 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,684 INFO L858 garLoopResultBuilder]: For program point L2375(lines 2375 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,684 INFO L858 garLoopResultBuilder]: For program point L129(line 129) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point L1054(lines 1054 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point L2111(lines 2111 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point L1847(lines 1847 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point L923(lines 923 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point L791(lines 791 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point L1584(lines 1584 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point L395(lines 395 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point L131-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 174) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point L1717(lines 1717 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point L1585(lines 1585 1591) no Hoare annotation was computed. [2021-12-06 18:34:41,685 INFO L858 garLoopResultBuilder]: For program point L1585-2(lines 1585 1591) no Hoare annotation was computed. [2021-12-06 18:34:41,686 INFO L858 garLoopResultBuilder]: For program point L1189(lines 1189 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,686 INFO L858 garLoopResultBuilder]: For program point L132(line 132) no Hoare annotation was computed. [2021-12-06 18:34:41,686 INFO L858 garLoopResultBuilder]: For program point L1718(lines 1718 1727) no Hoare annotation was computed. [2021-12-06 18:34:41,686 INFO L858 garLoopResultBuilder]: For program point L1718-2(lines 1718 1727) no Hoare annotation was computed. [2021-12-06 18:34:41,686 INFO L858 garLoopResultBuilder]: For program point L1454(lines 1454 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,686 INFO L858 garLoopResultBuilder]: For program point L2115(lines 2115 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,686 INFO L858 garLoopResultBuilder]: For program point L2512(lines 2512 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,686 INFO L858 garLoopResultBuilder]: For program point L1323(lines 1323 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,686 INFO L858 garLoopResultBuilder]: For program point L266(lines 266 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,686 INFO L858 garLoopResultBuilder]: For program point L134-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,686 INFO L858 garLoopResultBuilder]: For program point L2116(lines 2116 2122) no Hoare annotation was computed. [2021-12-06 18:34:41,686 INFO L858 garLoopResultBuilder]: For program point L2116-2(lines 2116 2122) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L1852(lines 1852 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L663(lines 663 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L531(lines 531 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L2381(lines 2381 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L135(line 135) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L1060(lines 1060 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L1985(lines 1985 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L532(lines 532 541) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L532-2(lines 532 541) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L929(lines 929 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L797(lines 797 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L1194(lines 1194 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,687 INFO L858 garLoopResultBuilder]: For program point L137-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L930(lines 930 939) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L930-2(lines 930 939) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L1855(lines 1855 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L402(lines 402 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L1327(lines 1327 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L1195(lines 1195 1206) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L138(line 138) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L1195-2(lines 1195 1206) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L1592(lines 1592 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L1989(lines 1989 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L1461(lines 1461 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L272(lines 272 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L2254(lines 2254 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,688 INFO L858 garLoopResultBuilder]: For program point L140-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L2519(lines 2519 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L2387(lines 2387 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L2255(lines 2255 2265) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L141(line 141) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L2255-2(lines 2255 2265) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L1066(lines 1066 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L2123(lines 2123 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L670(lines 670 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L803(lines 803 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L1728(lines 1728 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L1332(lines 1332 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L143-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,689 INFO L858 garLoopResultBuilder]: For program point L1597(lines 1597 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L276(lines 276 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L144(line 144) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L1994(lines 1994 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L1862(lines 1862 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L409(lines 409 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L542(lines 542 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L2524(lines 2524 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L1467(lines 1467 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L2392(lines 2392 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L146-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L2128(lines 2128 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L1600(lines 1600 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,690 INFO L858 garLoopResultBuilder]: For program point L147(line 147) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L940(lines 940 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L1733(lines 1733 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L1073(lines 1073 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L677(lines 677 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L545(lines 545 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L2527(lines 2527 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L1338(lines 1338 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L149-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L810(lines 810 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L1339(lines 1339 1348) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L1339-2(lines 1339 1348) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L1207(lines 1207 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,691 INFO L858 garLoopResultBuilder]: For program point L150(line 150) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L1868(lines 1868 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L1472(lines 1472 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L415(lines 415 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L2001(lines 2001 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L1869(lines 1869 1877) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L1869-2(lines 1869 1877) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L1605(lines 1605 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L416(lines 416 425) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L416-2(lines 416 425) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L284(lines 284 296) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L2266(lines 2266 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,692 INFO L858 garLoopResultBuilder]: For program point L284-2(lines 284 296) no Hoare annotation was computed. [2021-12-06 18:34:41,693 INFO L858 garLoopResultBuilder]: For program point L152-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,693 INFO L858 garLoopResultBuilder]: For program point L945(lines 945 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,693 INFO L858 garLoopResultBuilder]: For program point L1606(lines 1606 1617) no Hoare annotation was computed. [2021-12-06 18:34:41,693 INFO L858 garLoopResultBuilder]: For program point L1606-2(lines 1606 1617) no Hoare annotation was computed. [2021-12-06 18:34:41,693 INFO L858 garLoopResultBuilder]: For program point L2399(lines 2399 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,693 INFO L858 garLoopResultBuilder]: For program point L153(line 153) no Hoare annotation was computed. [2021-12-06 18:34:41,693 INFO L858 garLoopResultBuilder]: For program point L2135(lines 2135 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,693 INFO L858 garLoopResultBuilder]: For program point L2532(lines 2532 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,693 INFO L858 garLoopResultBuilder]: For program point L2400(lines 2400 2412) no Hoare annotation was computed. [2021-12-06 18:34:41,693 INFO L858 garLoopResultBuilder]: For program point L2400-2(lines 2400 2412) no Hoare annotation was computed. [2021-12-06 18:34:41,693 INFO L858 garLoopResultBuilder]: For program point L1079(lines 1079 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,693 INFO L858 garLoopResultBuilder]: For program point L1740(lines 1740 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,694 INFO L858 garLoopResultBuilder]: For program point L683(lines 683 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,694 INFO L858 garLoopResultBuilder]: For program point L551(lines 551 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,694 INFO L858 garLoopResultBuilder]: For program point L1212(lines 1212 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,694 INFO L858 garLoopResultBuilder]: For program point L155-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,694 INFO L858 garLoopResultBuilder]: For program point L2005(lines 2005 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,694 INFO L858 garLoopResultBuilder]: For program point L1477(lines 1477 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,694 INFO L858 garLoopResultBuilder]: For program point L156(line 156) no Hoare annotation was computed. [2021-12-06 18:34:41,694 INFO L858 garLoopResultBuilder]: For program point L949(lines 949 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,694 INFO L858 garLoopResultBuilder]: For program point L817(lines 817 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,694 INFO L858 garLoopResultBuilder]: For program point L2139(lines 2139 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,694 INFO L858 garLoopResultBuilder]: For program point L158-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,694 INFO L858 garLoopResultBuilder]: For program point L2537(lines 2537 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,695 INFO L858 garLoopResultBuilder]: For program point L2273(lines 2273 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,695 INFO L858 garLoopResultBuilder]: For program point L159(line 159) no Hoare annotation was computed. [2021-12-06 18:34:41,695 INFO L858 garLoopResultBuilder]: For program point L1745(lines 1745 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,695 INFO L858 garLoopResultBuilder]: For program point L2538(lines 2538 2548) no Hoare annotation was computed. [2021-12-06 18:34:41,695 INFO L858 garLoopResultBuilder]: For program point L2538-2(lines 2538 2548) no Hoare annotation was computed. [2021-12-06 18:34:41,695 INFO L858 garLoopResultBuilder]: For program point L1349(lines 1349 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,695 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-06 18:34:41,695 INFO L858 garLoopResultBuilder]: For program point L1878(lines 1878 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,695 INFO L858 garLoopResultBuilder]: For program point L689(lines 689 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,695 INFO L858 garLoopResultBuilder]: For program point L557(lines 557 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,695 INFO L858 garLoopResultBuilder]: For program point L161-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,695 INFO L858 garLoopResultBuilder]: For program point L1086(lines 1086 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,696 INFO L858 garLoopResultBuilder]: For program point L558(lines 558 567) no Hoare annotation was computed. [2021-12-06 18:34:41,696 INFO L858 garLoopResultBuilder]: For program point L558-2(lines 558 567) no Hoare annotation was computed. [2021-12-06 18:34:41,696 INFO L858 garLoopResultBuilder]: For program point L426(lines 426 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,696 INFO L858 garLoopResultBuilder]: For program point L1219(lines 1219 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,696 INFO L858 garLoopResultBuilder]: For program point L162(line 162) no Hoare annotation was computed. [2021-12-06 18:34:41,696 INFO L858 garLoopResultBuilder]: For program point L2012(lines 2012 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,696 INFO L858 garLoopResultBuilder]: For program point L1484(lines 1484 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,696 INFO L858 garLoopResultBuilder]: For program point L2145(lines 2145 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,696 INFO L858 garLoopResultBuilder]: For program point L956(lines 956 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,696 INFO L858 garLoopResultBuilder]: For program point L824(lines 824 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,696 INFO L858 garLoopResultBuilder]: For program point L2278(lines 2278 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,696 INFO L858 garLoopResultBuilder]: For program point L164-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L1618(lines 1618 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L297(lines 297 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L165(line 165) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L1751(lines 1751 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L1091(lines 1091 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L1356(lines 1356 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L2413(lines 2413 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L167-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L35-2(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L2017(lines 2017 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L1885(lines 1885 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L696(lines 696 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,697 INFO L858 garLoopResultBuilder]: For program point L2414(lines 2414 2425) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L2414-2(lines 2414 2425) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L168(line 168) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L2150(lines 2150 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L697(lines 697 707) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L433(lines 433 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L1226(lines 1226 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L962(lines 962 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L830(lines 830 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L1755(lines 1755 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L1623(lines 1623 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,698 INFO L858 garLoopResultBuilder]: For program point L1491(lines 1491 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L170-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L38-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L2020(lines 2020 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L2549(lines 2549 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L2285(lines 2285 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L171(line 171) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L568(lines 568 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L304(lines 304 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L1362(lines 1362 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L1230(lines 1230 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L173-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L1098(lines 1098 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,699 INFO L858 garLoopResultBuilder]: For program point L2155(lines 2155 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L41-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L1891(lines 1891 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L1759(lines 1759 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L438(lines 438 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L1231(lines 1231 1240) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L174(line 174) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L1231-2(lines 1231 1240) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L836(lines 836 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L2554(lines 2554 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L1497(lines 1497 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L176-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,700 INFO L858 garLoopResultBuilder]: For program point L44-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L2026(lines 2026 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L969(lines 969 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L1630(lines 1630 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L2291(lines 2291 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L177(line 177) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L575(lines 575 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L1500(lines 1500 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L443(lines 443 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L311(lines 311 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L179-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L1104(lines 1104 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L47-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,701 INFO L858 garLoopResultBuilder]: For program point L708(lines 708 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L2426(lines 2426 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L1369(lines 1369 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L180(line 180) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L2162(lines 2162 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L48(line 48) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L2030(lines 2030 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L1898(lines 1898 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L841(lines 841 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L1766(lines 1766 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L2031(lines 2031 2040) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L2031-2(lines 2031 2040) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L182-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L50-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,702 INFO L858 garLoopResultBuilder]: For program point L1636(lines 1636 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L2561(lines 2561 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L2297(lines 2297 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L183(line 183) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L51(line 51) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L976(lines 976 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L580(lines 580 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L316(lines 316 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L1241(lines 1241 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L713(lines 713 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L449(lines 449 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L1374(lines 1374 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L185-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L1110(lines 1110 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,703 INFO L858 garLoopResultBuilder]: For program point L2167(lines 2167 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L53-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L1507(lines 1507 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L2432(lines 2432 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L1375(lines 1375 1386) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L1375-2(lines 1375 1386) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L186(line 186) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L847(lines 847 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L1905(lines 1905 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L848(lines 848 856) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L1773(lines 1773 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L188-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,704 INFO L858 garLoopResultBuilder]: For program point L56-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L1642(lines 1642 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L2567(lines 2567 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L2303(lines 2303 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L189(line 189) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L57(line 57) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L982(lines 982 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L586(lines 586 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L1247(lines 1247 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L719(lines 719 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L323(lines 323 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L191-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L1116(lines 1116 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,705 INFO L858 garLoopResultBuilder]: For program point L2173(lines 2173 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L59-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L2041(lines 2041 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L720(lines 720 728) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L456(lines 456 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L192(line 192) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L60(line 60) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L985(lines 985 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L1910(lines 1910 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L1646(lines 1646 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L1514(lines 1514 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L2439(lines 2439 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L2307(lines 2307 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L2440(lines 2440 2449) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L2440-2(lines 2440 2449) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L194-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L62-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L1780(lines 1780 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L2573(lines 2573 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L195(line 195) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-12-06 18:34:41,706 INFO L858 garLoopResultBuilder]: For program point L592(lines 592 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L2178(lines 2178 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L857(lines 857 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L461(lines 461 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L329(lines 329 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L1254(lines 1254 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L197-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L65-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L858(lines 858 868) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L858-2(lines 858 868) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L1387(lines 1387 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L2312(lines 2312 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L198(line 198) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L1123(lines 1123 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L66(line 66) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L2048(lines 2048 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L991(lines 991 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L1916(lines 1916 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L1520(lines 1520 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L1917(lines 1917 1925) no Hoare annotation was computed. [2021-12-06 18:34:41,707 INFO L858 garLoopResultBuilder]: For program point L1917-2(lines 1917 1925) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L854 garLoopResultBuilder]: At program point L1653(lines 34 1654) the Hoare annotation is: (let ((.cse31 (+ ~a14~0 114))) (let ((.cse30 (+ ~a14~0 182)) (.cse17 (< 217 ~a26~0)) (.cse24 (<= ~a24~0 1)) (.cse21 (< 0 .cse31)) (.cse32 (+ ~a14~0 84))) (let ((.cse2 (<= (+ ~a26~0 214805) 0)) (.cse5 (<= ~a26~0 217)) (.cse7 (<= 125 ~a26~0)) (.cse23 (<= ~a26~0 559736)) (.cse15 (<= ~a28~0 318791)) (.cse4 (<= ~a28~0 134)) (.cse13 (<= (+ ~a26~0 40337) 0)) (.cse22 (<= .cse32 0)) (.cse9 (< 0 .cse32)) (.cse18 (or (and .cse24 .cse17) (and .cse24 .cse21))) (.cse26 (<= (+ 281185 ~a28~0) 0)) (.cse19 (<= (div (* ~a28~0 9) 10) 589136)) (.cse10 (<= 3 ~a24~0)) (.cse11 (< 0 .cse30)) (.cse27 (<= ~a28~0 300)) (.cse20 (<= 0 (+ ~a26~0 67))) (.cse14 (<= ~a26~0 124)) (.cse12 (<= .cse31 0)) (.cse28 (<= 0 (+ ~a14~0 177))) (.cse3 (= ~a24~0 2)) (.cse25 (<= (+ ~a26~0 68) 0)) (.cse0 (<= ~a21~0 124)) (.cse1 (<= .cse30 0)) (.cse16 (<= ~a26~0 600222)) (.cse6 (< 37 ~a28~0)) (.cse29 (<= 0 (+ ~a14~0 600000))) (.cse8 (<= ~a28~0 599997))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse3 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse5 .cse6 .cse11 .cse12 .cse8) (and .cse13 .cse0 .cse14 .cse3 .cse15 .cse9) (and .cse0 .cse16 .cse11 .cse17 .cse3 .cse4) (and .cse0 .cse16 .cse5 .cse18) (and .cse10 .cse0 .cse6 .cse14 .cse19) (and .cse20 .cse0 .cse21 .cse14 .cse22 .cse4) (and .cse0 .cse16 .cse11 .cse17 .cse23 .cse3 .cse12 .cse8) (and .cse24 .cse14) (and .cse0 .cse21 .cse3 .cse22 .cse19 .cse25) (and .cse0 .cse2 .cse21 .cse22 .cse26) (and .cse0 .cse16 .cse6 .cse17 .cse3 .cse12 .cse27) (and .cse0 .cse5 .cse21 .cse3 .cse22 .cse7) (and .cse10 .cse0 .cse5 .cse11 .cse12 .cse4 .cse7) (and .cse1 .cse24) (and .cse24 .cse22 .cse27) (and .cse0 .cse16 .cse17 .cse23 .cse3 .cse12 .cse28) (and .cse0 .cse21 .cse17 .cse23 .cse3 .cse22 .cse8) (and .cse0 .cse16 .cse6 .cse23 .cse18 .cse8) (and .cse0 .cse5 .cse12 (<= (+ ~a28~0 16) 0) .cse7 .cse28) (and .cse10 .cse0 .cse12 .cse26 .cse25) (and .cse16 .cse22 .cse18) (and .cse0 .cse6 .cse23 .cse3 .cse15) (and .cse20 .cse0 .cse14 .cse3 .cse4 .cse29) (and .cse13 .cse0 .cse21 .cse3 .cse22 .cse25) (and .cse20 .cse0 .cse14 .cse3 .cse8 .cse9) (and .cse12 .cse18) (and .cse0 .cse1 .cse16 .cse3 .cse29) (and .cse24 .cse26 .cse27) (and .cse0 .cse1 .cse16 .cse6 .cse3 .cse19) (and .cse10 .cse20 .cse0 .cse6 .cse11 .cse14 .cse12) (and .cse10 .cse0 .cse11 .cse27 (not (= ~a24~0 3)) .cse25) (and .cse20 .cse0 .cse14 .cse3 .cse12 .cse28) (and .cse0 (<= 244792 ~a14~0) .cse3 .cse25 .cse8) (and .cse0 .cse1 .cse16 .cse6 .cse29 .cse8))))) [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L200-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L2182(lines 2182 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L68-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L729(lines 729 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L597(lines 597 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L333(lines 333 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L201(line 201) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L69(line 69) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L1787(lines 1787 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L1259(lines 1259 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L854 garLoopResultBuilder]: At program point L2581(lines 1656 2582) the Hoare annotation is: (let ((.cse31 (+ ~a14~0 114))) (let ((.cse30 (+ ~a14~0 182)) (.cse17 (< 217 ~a26~0)) (.cse24 (<= ~a24~0 1)) (.cse21 (< 0 .cse31)) (.cse32 (+ ~a14~0 84))) (let ((.cse2 (<= (+ ~a26~0 214805) 0)) (.cse5 (<= ~a26~0 217)) (.cse7 (<= 125 ~a26~0)) (.cse23 (<= ~a26~0 559736)) (.cse15 (<= ~a28~0 318791)) (.cse13 (<= (+ ~a26~0 40337) 0)) (.cse22 (<= .cse32 0)) (.cse9 (< 0 .cse32)) (.cse18 (or (and .cse24 .cse17) (and .cse24 .cse21))) (.cse4 (<= ~a28~0 134)) (.cse26 (<= (+ 281185 ~a28~0) 0)) (.cse19 (<= (div (* ~a28~0 9) 10) 589136)) (.cse10 (<= 3 ~a24~0)) (.cse11 (< 0 .cse30)) (.cse27 (<= ~a28~0 300)) (.cse20 (<= 0 (+ ~a26~0 67))) (.cse14 (<= ~a26~0 124)) (.cse12 (<= .cse31 0)) (.cse28 (<= 0 (+ ~a14~0 177))) (.cse3 (= ~a24~0 2)) (.cse25 (<= (+ ~a26~0 68) 0)) (.cse0 (<= ~a21~0 124)) (.cse1 (<= .cse30 0)) (.cse16 (<= ~a26~0 600222)) (.cse6 (< 37 ~a28~0)) (.cse29 (<= 0 (+ ~a14~0 600000))) (.cse8 (<= ~a28~0 599997))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse3 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse5 .cse6 .cse11 .cse12 .cse8) (and .cse13 .cse0 .cse14 .cse3 .cse15 .cse9) (and .cse0 .cse16 .cse11 .cse17 .cse3 .cse4) (and .cse0 .cse16 .cse5 .cse18) (and .cse10 .cse0 .cse6 .cse14 .cse19) (and .cse20 .cse0 .cse21 .cse14 .cse22 .cse4) (and .cse0 .cse16 .cse11 .cse17 .cse23 .cse3 .cse12 .cse8) (and .cse24 .cse14) (and .cse0 .cse21 .cse3 .cse22 .cse19 .cse25) (and .cse0 .cse2 .cse21 .cse22 .cse26) (and .cse0 .cse16 .cse6 .cse17 .cse3 .cse12 .cse27) (and .cse0 .cse5 .cse21 .cse3 .cse22 .cse7) (and .cse10 .cse0 .cse5 .cse11 .cse12 .cse4 .cse7) (and .cse1 .cse24) (and .cse24 .cse22 .cse27) (and .cse0 .cse16 .cse17 .cse23 .cse3 .cse12 .cse28) (and .cse0 .cse21 .cse17 .cse23 .cse3 .cse22 .cse8) (and .cse0 .cse16 .cse6 .cse23 .cse18 .cse8) (and .cse0 .cse5 .cse12 (<= (+ ~a28~0 16) 0) .cse7 .cse28) (and .cse10 .cse0 .cse12 .cse26 .cse25) (and .cse16 .cse22 .cse18) (and .cse0 .cse6 .cse23 .cse3 .cse15) (and .cse13 .cse0 .cse21 .cse3 .cse22 .cse25) (and .cse20 .cse0 .cse14 .cse3 .cse8 .cse9) (and .cse12 .cse18) (and .cse0 .cse1 .cse16 .cse3 .cse29) (and .cse20 .cse0 .cse11 .cse14 .cse3 .cse4) (and .cse24 .cse26 .cse27) (and .cse0 .cse1 .cse16 .cse6 .cse3 .cse19) (and .cse10 .cse20 .cse0 .cse6 .cse11 .cse14 .cse12) (and .cse10 .cse0 .cse11 .cse27 (not (= ~a24~0 3)) .cse25) (and .cse20 .cse0 .cse14 .cse3 .cse12 .cse28) (and .cse0 (<= 244792 ~a14~0) .cse3 .cse25 .cse8) (and .cse0 .cse1 .cse16 .cse6 .cse29 .cse8))))) [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L2317(lines 2317 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L203-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,708 INFO L858 garLoopResultBuilder]: For program point L71-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L2053(lines 2053 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L1525(lines 1525 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L468(lines 468 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L2450(lines 2450 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L1393(lines 1393 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L204(line 204) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L1129(lines 1129 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L72(line 72) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L998(lines 998 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L1659(lines 1659 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L861 garLoopResultBuilder]: At program point L2584(lines 2584 2600) the Hoare annotation is: true [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L206-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L2188(lines 2188 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L74-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L735(lines 735 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L207(line 207) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L75(line 75) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L736(lines 736 746) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L736-2(lines 736 746) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L604(lines 604 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L340(lines 340 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L1265(lines 1265 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,709 INFO L858 garLoopResultBuilder]: For program point L1926(lines 1926 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L869(lines 869 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L1794(lines 1794 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L473(lines 473 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L2323(lines 2323 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L209-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L77-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L1531(lines 1531 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L2456(lines 2456 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L1399(lines 1399 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L210(line 210) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L1135(lines 1135 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L78(line 78) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L2060(lines 2060 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L1664(lines 1664 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L854 garLoopResultBuilder]: At program point L2590-2(lines 2590 2599) the Hoare annotation is: (let ((.cse31 (+ ~a14~0 114))) (let ((.cse30 (+ ~a14~0 182)) (.cse17 (< 217 ~a26~0)) (.cse24 (<= ~a24~0 1)) (.cse21 (< 0 .cse31)) (.cse32 (+ ~a14~0 84))) (let ((.cse2 (<= (+ ~a26~0 214805) 0)) (.cse5 (<= ~a26~0 217)) (.cse7 (<= 125 ~a26~0)) (.cse23 (<= ~a26~0 559736)) (.cse15 (<= ~a28~0 318791)) (.cse4 (<= ~a28~0 134)) (.cse13 (<= (+ ~a26~0 40337) 0)) (.cse22 (<= .cse32 0)) (.cse9 (< 0 .cse32)) (.cse18 (or (and .cse24 .cse17) (and .cse24 .cse21))) (.cse26 (<= (+ 281185 ~a28~0) 0)) (.cse19 (<= (div (* ~a28~0 9) 10) 589136)) (.cse10 (<= 3 ~a24~0)) (.cse11 (< 0 .cse30)) (.cse27 (<= ~a28~0 300)) (.cse20 (<= 0 (+ ~a26~0 67))) (.cse14 (<= ~a26~0 124)) (.cse12 (<= .cse31 0)) (.cse28 (<= 0 (+ ~a14~0 177))) (.cse3 (= ~a24~0 2)) (.cse25 (<= (+ ~a26~0 68) 0)) (.cse0 (<= ~a21~0 124)) (.cse1 (<= .cse30 0)) (.cse16 (<= ~a26~0 600222)) (.cse6 (< 37 ~a28~0)) (.cse29 (<= 0 (+ ~a14~0 600000))) (.cse8 (<= ~a28~0 599997))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse3 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse5 .cse6 .cse11 .cse12 .cse8) (and .cse13 .cse0 .cse14 .cse3 .cse15 .cse9) (and .cse0 .cse16 .cse11 .cse17 .cse3 .cse4) (and .cse0 .cse16 .cse5 .cse18) (and .cse10 .cse0 .cse6 .cse14 .cse19) (and .cse20 .cse0 .cse21 .cse14 .cse22 .cse4) (and .cse0 .cse16 .cse11 .cse17 .cse23 .cse3 .cse12 .cse8) (and .cse24 .cse14) (and .cse0 .cse21 .cse3 .cse22 .cse19 .cse25) (and .cse0 .cse2 .cse21 .cse22 .cse26) (and .cse0 .cse16 .cse6 .cse17 .cse3 .cse12 .cse27) (and .cse0 .cse5 .cse21 .cse3 .cse22 .cse7) (and .cse10 .cse0 .cse5 .cse11 .cse12 .cse4 .cse7) (and .cse1 .cse24) (and .cse24 .cse22 .cse27) (and .cse0 .cse16 .cse17 .cse23 .cse3 .cse12 .cse28) (and .cse0 .cse21 .cse17 .cse23 .cse3 .cse22 .cse8) (and .cse0 .cse16 .cse6 .cse23 .cse18 .cse8) (and .cse0 .cse5 .cse12 (<= (+ ~a28~0 16) 0) .cse7 .cse28) (and .cse10 .cse0 .cse12 .cse26 .cse25) (and .cse16 .cse22 .cse18) (and .cse0 .cse6 .cse23 .cse3 .cse15) (and .cse20 .cse0 .cse14 .cse3 .cse4 .cse29) (and .cse13 .cse0 .cse21 .cse3 .cse22 .cse25) (and .cse20 .cse0 .cse14 .cse3 .cse8 .cse9) (and .cse12 .cse18) (and .cse0 .cse1 .cse16 .cse3 .cse29) (and .cse24 .cse26 .cse27) (and .cse0 .cse1 .cse16 .cse6 .cse3 .cse19) (and .cse10 .cse20 .cse0 .cse6 .cse11 .cse14 .cse12) (and .cse10 .cse0 .cse11 .cse27 (not (= ~a24~0 3)) .cse25) (and .cse20 .cse0 .cse14 .cse3 .cse12 .cse28) (and .cse0 (<= 244792 ~a14~0) .cse3 .cse25 .cse8) (and .cse0 .cse1 .cse16 .cse6 .cse29 .cse8))))) [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L212-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L80-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L1005(lines 1005 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,710 INFO L858 garLoopResultBuilder]: For program point L609(lines 609 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L345(lines 345 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L2327(lines 2327 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L213(line 213) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L2195(lines 2195 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L81(line 81) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L610(lines 610 615) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L610-2(lines 610 615) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L1535(lines 1535 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L478(lines 478 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L2328(lines 2328 2339) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L2328-2(lines 2328 2339) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L2196(lines 2196 2206) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L2196-2(lines 2196 2206) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L1932(lines 1932 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L875(lines 875 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L1272(lines 1272 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L215-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L1140(lines 1140 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L83-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L1801(lines 1801 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L1669(lines 1669 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L1405(lines 1405 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,711 INFO L858 garLoopResultBuilder]: For program point L216(line 216) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L84(line 84) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L1009(lines 1009 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L1802(lines 1802 1810) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L1802-2(lines 1802 1810) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L2595(line 2595) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L1406(lines 1406 1415) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L2463(lines 2463 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L1406-2(lines 1406 1415) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L2067(lines 2067 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L86-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L747(lines 747 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L87(line 87) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L1937(lines 1937 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L1673(lines 1673 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L616(lines 616 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L1541(lines 1541 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L352(lines 352 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L1277(lines 1277 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L1145(lines 1145 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,712 INFO L858 garLoopResultBuilder]: For program point L881(lines 881 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L617(lines 617 627) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L617-2(lines 617 627) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L485(lines 485 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L89-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L90(line 90) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L1015(lines 1015 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L2073(lines 2073 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L884(lines 884 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L752(lines 752 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L2470(lines 2470 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L92-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L1942(lines 1942 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L489(lines 489 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L357(lines 357 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L1282(lines 1282 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L225(lines 225 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L2207(lines 2207 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L93(line 93) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L1943(lines 1943 1954) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L1943-2(lines 1943 1954) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L1811(lines 1811 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L2340(lines 2340 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,713 INFO L858 garLoopResultBuilder]: For program point L1680(lines 1680 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L1548(lines 1548 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L1416(lines 1416 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L1152(lines 1152 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L95-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L96(line 96) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L1021(lines 1021 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L2079(lines 2079 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L890(lines 890 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L758(lines 758 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L2344(lines 2344 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L1155(lines 1155 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L98-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L759(lines 759 770) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L759-2(lines 759 770) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L2477(lines 2477 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L363(lines 363 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L2213(lines 2213 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L1817(lines 1817 2580) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L628(lines 628 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L496(lines 496 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,714 INFO L858 garLoopResultBuilder]: For program point L1289(lines 1289 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,715 INFO L858 garLoopResultBuilder]: For program point L232(lines 232 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,715 INFO L858 garLoopResultBuilder]: For program point L101-1(lines 34 1654) no Hoare annotation was computed. [2021-12-06 18:34:41,715 INFO L858 garLoopResultBuilder]: For program point L1026(lines 1026 1652) no Hoare annotation was computed. [2021-12-06 18:34:41,717 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 18:34:41,718 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 18:34:41,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 06:34:41 BoogieIcfgContainer [2021-12-06 18:34:41,749 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 18:34:41,749 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 18:34:41,749 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 18:34:41,750 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 18:34:41,750 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:31:27" (3/4) ... [2021-12-06 18:34:41,752 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-06 18:34:41,786 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-06 18:34:41,790 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-06 18:34:41,794 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-06 18:34:41,798 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 18:34:42,038 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 18:34:42,039 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 18:34:42,039 INFO L158 Benchmark]: Toolchain (without parser) took 198101.85ms. Allocated memory was 123.7MB in the beginning and 5.1GB in the end (delta: 5.0GB). Free memory was 92.0MB in the beginning and 784.8MB in the end (delta: -692.8MB). Peak memory consumption was 4.3GB. Max. memory is 16.1GB. [2021-12-06 18:34:42,039 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 79.7MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:34:42,039 INFO L158 Benchmark]: CACSL2BoogieTranslator took 891.09ms. Allocated memory is still 123.7MB. Free memory was 91.9MB in the beginning and 77.9MB in the end (delta: 14.0MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2021-12-06 18:34:42,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 242.27ms. Allocated memory was 123.7MB in the beginning and 169.9MB in the end (delta: 46.1MB). Free memory was 77.9MB in the beginning and 93.2MB in the end (delta: -15.3MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2021-12-06 18:34:42,040 INFO L158 Benchmark]: Boogie Preprocessor took 278.29ms. Allocated memory is still 169.9MB. Free memory was 93.2MB in the beginning and 66.0MB in the end (delta: 27.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-12-06 18:34:42,040 INFO L158 Benchmark]: RCFGBuilder took 2612.51ms. Allocated memory was 169.9MB in the beginning and 272.6MB in the end (delta: 102.8MB). Free memory was 66.0MB in the beginning and 155.0MB in the end (delta: -89.1MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2021-12-06 18:34:42,040 INFO L158 Benchmark]: TraceAbstraction took 193783.56ms. Allocated memory was 272.6MB in the beginning and 5.1GB in the end (delta: 4.8GB). Free memory was 155.0MB in the beginning and 852.6MB in the end (delta: -697.6MB). Peak memory consumption was 4.5GB. Max. memory is 16.1GB. [2021-12-06 18:34:42,040 INFO L158 Benchmark]: Witness Printer took 289.22ms. Allocated memory is still 5.1GB. Free memory was 852.6MB in the beginning and 784.8MB in the end (delta: 67.8MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2021-12-06 18:34:42,041 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 79.7MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 891.09ms. Allocated memory is still 123.7MB. Free memory was 91.9MB in the beginning and 77.9MB in the end (delta: 14.0MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 242.27ms. Allocated memory was 123.7MB in the beginning and 169.9MB in the end (delta: 46.1MB). Free memory was 77.9MB in the beginning and 93.2MB in the end (delta: -15.3MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 278.29ms. Allocated memory is still 169.9MB. Free memory was 93.2MB in the beginning and 66.0MB in the end (delta: 27.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2612.51ms. Allocated memory was 169.9MB in the beginning and 272.6MB in the end (delta: 102.8MB). Free memory was 66.0MB in the beginning and 155.0MB in the end (delta: -89.1MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * TraceAbstraction took 193783.56ms. Allocated memory was 272.6MB in the beginning and 5.1GB in the end (delta: 4.8GB). Free memory was 155.0MB in the beginning and 852.6MB in the end (delta: -697.6MB). Peak memory consumption was 4.5GB. Max. memory is 16.1GB. * Witness Printer took 289.22ms. Allocated memory is still 5.1GB. Free memory was 852.6MB in the beginning and 784.8MB in the end (delta: 67.8MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 174]: 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, 590 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 193.7s, OverallIterations: 30, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.0s, AutomataDifference: 69.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 92.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19966 SdHoareTripleChecker+Valid, 60.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19966 mSDsluCounter, 12677 SdHoareTripleChecker+Invalid, 51.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1804 mSDsCounter, 9760 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 51927 IncrementalHoareTripleChecker+Invalid, 61687 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9760 mSolverCounterUnsat, 10873 mSDtfsCounter, 51927 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5154 GetRequests, 5084 SyntacticMatches, 2 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=84769occurred in iteration=25, InterpolantAutomatonStates: 115, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 16.3s AutomataMinimizationTime, 30 MinimizatonAttempts, 130072 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 615 NumberOfFragments, 2446 HoareAnnotationTreeSize, 4 FomulaSimplifications, 120750 FormulaSimplificationTreeSizeReduction, 68.7s HoareSimplificationTime, 4 FomulaSimplificationsInter, 626858 FormulaSimplificationTreeSizeReductionInter, 24.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 9.8s InterpolantComputationTime, 26737 NumberOfCodeBlocks, 26737 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 28769 ConstructedInterpolants, 0 QuantifiedInterpolants, 62497 SizeOfPredicates, 2 NumberOfNonLiveVariables, 3564 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 35 InterpolantComputations, 29 PerfectInterpolantSequences, 50414/51818 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: 34]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((a21 <= 124 && a14 + 182 <= 0) && a26 + 214805 <= 0) && a24 == 2) && a28 <= 134) || ((((((a21 <= 124 && a26 <= 217) && 37 < a28) && a24 == 2) && 125 <= a26) && a28 <= 599997) && 0 < a14 + 84)) || ((((((3 <= a24 && a21 <= 124) && a26 <= 217) && 37 < a28) && 0 < a14 + 182) && a14 + 114 <= 0) && a28 <= 599997)) || (((((a26 + 40337 <= 0 && a21 <= 124) && a26 <= 124) && a24 == 2) && a28 <= 318791) && 0 < a14 + 84)) || (((((a21 <= 124 && a26 <= 600222) && 0 < a14 + 182) && 217 < a26) && a24 == 2) && a28 <= 134)) || (((a21 <= 124 && a26 <= 600222) && a26 <= 217) && ((a24 <= 1 && 217 < a26) || (a24 <= 1 && 0 < a14 + 114)))) || ((((3 <= a24 && a21 <= 124) && 37 < a28) && a26 <= 124) && a28 * 9 / 10 <= 589136)) || (((((0 <= a26 + 67 && a21 <= 124) && 0 < a14 + 114) && a26 <= 124) && a14 + 84 <= 0) && a28 <= 134)) || (((((((a21 <= 124 && a26 <= 600222) && 0 < a14 + 182) && 217 < a26) && a26 <= 559736) && a24 == 2) && a14 + 114 <= 0) && a28 <= 599997)) || (a24 <= 1 && a26 <= 124)) || (((((a21 <= 124 && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0) && a28 * 9 / 10 <= 589136) && a26 + 68 <= 0)) || ((((a21 <= 124 && a26 + 214805 <= 0) && 0 < a14 + 114) && a14 + 84 <= 0) && 281185 + a28 <= 0)) || ((((((a21 <= 124 && a26 <= 600222) && 37 < a28) && 217 < a26) && a24 == 2) && a14 + 114 <= 0) && a28 <= 300)) || (((((a21 <= 124 && a26 <= 217) && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0) && 125 <= a26)) || ((((((3 <= a24 && a21 <= 124) && a26 <= 217) && 0 < a14 + 182) && a14 + 114 <= 0) && a28 <= 134) && 125 <= a26)) || (a14 + 182 <= 0 && a24 <= 1)) || ((a24 <= 1 && a14 + 84 <= 0) && a28 <= 300)) || ((((((a21 <= 124 && a26 <= 600222) && 217 < a26) && a26 <= 559736) && a24 == 2) && a14 + 114 <= 0) && 0 <= a14 + 177)) || ((((((a21 <= 124 && 0 < a14 + 114) && 217 < a26) && a26 <= 559736) && a24 == 2) && a14 + 84 <= 0) && a28 <= 599997)) || (((((a21 <= 124 && a26 <= 600222) && 37 < a28) && a26 <= 559736) && ((a24 <= 1 && 217 < a26) || (a24 <= 1 && 0 < a14 + 114))) && a28 <= 599997)) || (((((a21 <= 124 && a26 <= 217) && a14 + 114 <= 0) && a28 + 16 <= 0) && 125 <= a26) && 0 <= a14 + 177)) || ((((3 <= a24 && a21 <= 124) && a14 + 114 <= 0) && 281185 + a28 <= 0) && a26 + 68 <= 0)) || ((a26 <= 600222 && a14 + 84 <= 0) && ((a24 <= 1 && 217 < a26) || (a24 <= 1 && 0 < a14 + 114)))) || ((((a21 <= 124 && 37 < a28) && a26 <= 559736) && a24 == 2) && a28 <= 318791)) || (((((0 <= a26 + 67 && a21 <= 124) && a26 <= 124) && a24 == 2) && a28 <= 134) && 0 <= a14 + 600000)) || (((((a26 + 40337 <= 0 && a21 <= 124) && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0) && a26 + 68 <= 0)) || (((((0 <= a26 + 67 && a21 <= 124) && a26 <= 124) && a24 == 2) && a28 <= 599997) && 0 < a14 + 84)) || (a14 + 114 <= 0 && ((a24 <= 1 && 217 < a26) || (a24 <= 1 && 0 < a14 + 114)))) || ((((a21 <= 124 && a14 + 182 <= 0) && a26 <= 600222) && a24 == 2) && 0 <= a14 + 600000)) || ((a24 <= 1 && 281185 + a28 <= 0) && a28 <= 300)) || (((((a21 <= 124 && a14 + 182 <= 0) && a26 <= 600222) && 37 < a28) && a24 == 2) && a28 * 9 / 10 <= 589136)) || ((((((3 <= a24 && 0 <= a26 + 67) && a21 <= 124) && 37 < a28) && 0 < a14 + 182) && a26 <= 124) && a14 + 114 <= 0)) || (((((3 <= a24 && a21 <= 124) && 0 < a14 + 182) && a28 <= 300) && !(a24 == 3)) && a26 + 68 <= 0)) || (((((0 <= a26 + 67 && a21 <= 124) && a26 <= 124) && a24 == 2) && a14 + 114 <= 0) && 0 <= a14 + 177)) || ((((a21 <= 124 && 244792 <= a14) && a24 == 2) && a26 + 68 <= 0) && a28 <= 599997)) || (((((a21 <= 124 && a14 + 182 <= 0) && a26 <= 600222) && 37 < a28) && 0 <= a14 + 600000) && a28 <= 599997) - InvariantResult [Line: 1656]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((a21 <= 124 && a14 + 182 <= 0) && a26 + 214805 <= 0) && a24 == 2) && a28 <= 134) || ((((((a21 <= 124 && a26 <= 217) && 37 < a28) && a24 == 2) && 125 <= a26) && a28 <= 599997) && 0 < a14 + 84)) || ((((((3 <= a24 && a21 <= 124) && a26 <= 217) && 37 < a28) && 0 < a14 + 182) && a14 + 114 <= 0) && a28 <= 599997)) || (((((a26 + 40337 <= 0 && a21 <= 124) && a26 <= 124) && a24 == 2) && a28 <= 318791) && 0 < a14 + 84)) || (((((a21 <= 124 && a26 <= 600222) && 0 < a14 + 182) && 217 < a26) && a24 == 2) && a28 <= 134)) || (((a21 <= 124 && a26 <= 600222) && a26 <= 217) && ((a24 <= 1 && 217 < a26) || (a24 <= 1 && 0 < a14 + 114)))) || ((((3 <= a24 && a21 <= 124) && 37 < a28) && a26 <= 124) && a28 * 9 / 10 <= 589136)) || (((((0 <= a26 + 67 && a21 <= 124) && 0 < a14 + 114) && a26 <= 124) && a14 + 84 <= 0) && a28 <= 134)) || (((((((a21 <= 124 && a26 <= 600222) && 0 < a14 + 182) && 217 < a26) && a26 <= 559736) && a24 == 2) && a14 + 114 <= 0) && a28 <= 599997)) || (a24 <= 1 && a26 <= 124)) || (((((a21 <= 124 && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0) && a28 * 9 / 10 <= 589136) && a26 + 68 <= 0)) || ((((a21 <= 124 && a26 + 214805 <= 0) && 0 < a14 + 114) && a14 + 84 <= 0) && 281185 + a28 <= 0)) || ((((((a21 <= 124 && a26 <= 600222) && 37 < a28) && 217 < a26) && a24 == 2) && a14 + 114 <= 0) && a28 <= 300)) || (((((a21 <= 124 && a26 <= 217) && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0) && 125 <= a26)) || ((((((3 <= a24 && a21 <= 124) && a26 <= 217) && 0 < a14 + 182) && a14 + 114 <= 0) && a28 <= 134) && 125 <= a26)) || (a14 + 182 <= 0 && a24 <= 1)) || ((a24 <= 1 && a14 + 84 <= 0) && a28 <= 300)) || ((((((a21 <= 124 && a26 <= 600222) && 217 < a26) && a26 <= 559736) && a24 == 2) && a14 + 114 <= 0) && 0 <= a14 + 177)) || ((((((a21 <= 124 && 0 < a14 + 114) && 217 < a26) && a26 <= 559736) && a24 == 2) && a14 + 84 <= 0) && a28 <= 599997)) || (((((a21 <= 124 && a26 <= 600222) && 37 < a28) && a26 <= 559736) && ((a24 <= 1 && 217 < a26) || (a24 <= 1 && 0 < a14 + 114))) && a28 <= 599997)) || (((((a21 <= 124 && a26 <= 217) && a14 + 114 <= 0) && a28 + 16 <= 0) && 125 <= a26) && 0 <= a14 + 177)) || ((((3 <= a24 && a21 <= 124) && a14 + 114 <= 0) && 281185 + a28 <= 0) && a26 + 68 <= 0)) || ((a26 <= 600222 && a14 + 84 <= 0) && ((a24 <= 1 && 217 < a26) || (a24 <= 1 && 0 < a14 + 114)))) || ((((a21 <= 124 && 37 < a28) && a26 <= 559736) && a24 == 2) && a28 <= 318791)) || (((((a26 + 40337 <= 0 && a21 <= 124) && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0) && a26 + 68 <= 0)) || (((((0 <= a26 + 67 && a21 <= 124) && a26 <= 124) && a24 == 2) && a28 <= 599997) && 0 < a14 + 84)) || (a14 + 114 <= 0 && ((a24 <= 1 && 217 < a26) || (a24 <= 1 && 0 < a14 + 114)))) || ((((a21 <= 124 && a14 + 182 <= 0) && a26 <= 600222) && a24 == 2) && 0 <= a14 + 600000)) || (((((0 <= a26 + 67 && a21 <= 124) && 0 < a14 + 182) && a26 <= 124) && a24 == 2) && a28 <= 134)) || ((a24 <= 1 && 281185 + a28 <= 0) && a28 <= 300)) || (((((a21 <= 124 && a14 + 182 <= 0) && a26 <= 600222) && 37 < a28) && a24 == 2) && a28 * 9 / 10 <= 589136)) || ((((((3 <= a24 && 0 <= a26 + 67) && a21 <= 124) && 37 < a28) && 0 < a14 + 182) && a26 <= 124) && a14 + 114 <= 0)) || (((((3 <= a24 && a21 <= 124) && 0 < a14 + 182) && a28 <= 300) && !(a24 == 3)) && a26 + 68 <= 0)) || (((((0 <= a26 + 67 && a21 <= 124) && a26 <= 124) && a24 == 2) && a14 + 114 <= 0) && 0 <= a14 + 177)) || ((((a21 <= 124 && 244792 <= a14) && a24 == 2) && a26 + 68 <= 0) && a28 <= 599997)) || (((((a21 <= 124 && a14 + 182 <= 0) && a26 <= 600222) && 37 < a28) && 0 <= a14 + 600000) && a28 <= 599997) - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2590]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((a21 <= 124 && a14 + 182 <= 0) && a26 + 214805 <= 0) && a24 == 2) && a28 <= 134) || ((((((a21 <= 124 && a26 <= 217) && 37 < a28) && a24 == 2) && 125 <= a26) && a28 <= 599997) && 0 < a14 + 84)) || ((((((3 <= a24 && a21 <= 124) && a26 <= 217) && 37 < a28) && 0 < a14 + 182) && a14 + 114 <= 0) && a28 <= 599997)) || (((((a26 + 40337 <= 0 && a21 <= 124) && a26 <= 124) && a24 == 2) && a28 <= 318791) && 0 < a14 + 84)) || (((((a21 <= 124 && a26 <= 600222) && 0 < a14 + 182) && 217 < a26) && a24 == 2) && a28 <= 134)) || (((a21 <= 124 && a26 <= 600222) && a26 <= 217) && ((a24 <= 1 && 217 < a26) || (a24 <= 1 && 0 < a14 + 114)))) || ((((3 <= a24 && a21 <= 124) && 37 < a28) && a26 <= 124) && a28 * 9 / 10 <= 589136)) || (((((0 <= a26 + 67 && a21 <= 124) && 0 < a14 + 114) && a26 <= 124) && a14 + 84 <= 0) && a28 <= 134)) || (((((((a21 <= 124 && a26 <= 600222) && 0 < a14 + 182) && 217 < a26) && a26 <= 559736) && a24 == 2) && a14 + 114 <= 0) && a28 <= 599997)) || (a24 <= 1 && a26 <= 124)) || (((((a21 <= 124 && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0) && a28 * 9 / 10 <= 589136) && a26 + 68 <= 0)) || ((((a21 <= 124 && a26 + 214805 <= 0) && 0 < a14 + 114) && a14 + 84 <= 0) && 281185 + a28 <= 0)) || ((((((a21 <= 124 && a26 <= 600222) && 37 < a28) && 217 < a26) && a24 == 2) && a14 + 114 <= 0) && a28 <= 300)) || (((((a21 <= 124 && a26 <= 217) && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0) && 125 <= a26)) || ((((((3 <= a24 && a21 <= 124) && a26 <= 217) && 0 < a14 + 182) && a14 + 114 <= 0) && a28 <= 134) && 125 <= a26)) || (a14 + 182 <= 0 && a24 <= 1)) || ((a24 <= 1 && a14 + 84 <= 0) && a28 <= 300)) || ((((((a21 <= 124 && a26 <= 600222) && 217 < a26) && a26 <= 559736) && a24 == 2) && a14 + 114 <= 0) && 0 <= a14 + 177)) || ((((((a21 <= 124 && 0 < a14 + 114) && 217 < a26) && a26 <= 559736) && a24 == 2) && a14 + 84 <= 0) && a28 <= 599997)) || (((((a21 <= 124 && a26 <= 600222) && 37 < a28) && a26 <= 559736) && ((a24 <= 1 && 217 < a26) || (a24 <= 1 && 0 < a14 + 114))) && a28 <= 599997)) || (((((a21 <= 124 && a26 <= 217) && a14 + 114 <= 0) && a28 + 16 <= 0) && 125 <= a26) && 0 <= a14 + 177)) || ((((3 <= a24 && a21 <= 124) && a14 + 114 <= 0) && 281185 + a28 <= 0) && a26 + 68 <= 0)) || ((a26 <= 600222 && a14 + 84 <= 0) && ((a24 <= 1 && 217 < a26) || (a24 <= 1 && 0 < a14 + 114)))) || ((((a21 <= 124 && 37 < a28) && a26 <= 559736) && a24 == 2) && a28 <= 318791)) || (((((0 <= a26 + 67 && a21 <= 124) && a26 <= 124) && a24 == 2) && a28 <= 134) && 0 <= a14 + 600000)) || (((((a26 + 40337 <= 0 && a21 <= 124) && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0) && a26 + 68 <= 0)) || (((((0 <= a26 + 67 && a21 <= 124) && a26 <= 124) && a24 == 2) && a28 <= 599997) && 0 < a14 + 84)) || (a14 + 114 <= 0 && ((a24 <= 1 && 217 < a26) || (a24 <= 1 && 0 < a14 + 114)))) || ((((a21 <= 124 && a14 + 182 <= 0) && a26 <= 600222) && a24 == 2) && 0 <= a14 + 600000)) || ((a24 <= 1 && 281185 + a28 <= 0) && a28 <= 300)) || (((((a21 <= 124 && a14 + 182 <= 0) && a26 <= 600222) && 37 < a28) && a24 == 2) && a28 * 9 / 10 <= 589136)) || ((((((3 <= a24 && 0 <= a26 + 67) && a21 <= 124) && 37 < a28) && 0 < a14 + 182) && a26 <= 124) && a14 + 114 <= 0)) || (((((3 <= a24 && a21 <= 124) && 0 < a14 + 182) && a28 <= 300) && !(a24 == 3)) && a26 + 68 <= 0)) || (((((0 <= a26 + 67 && a21 <= 124) && a26 <= 124) && a24 == 2) && a14 + 114 <= 0) && 0 <= a14 + 177)) || ((((a21 <= 124 && 244792 <= a14) && a24 == 2) && a26 + 68 <= 0) && a28 <= 599997)) || (((((a21 <= 124 && a14 + 182 <= 0) && a26 <= 600222) && 37 < a28) && 0 <= a14 + 600000) && a28 <= 599997) RESULT: Ultimate proved your program to be correct! [2021-12-06 18:34:42,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2de1e3b-8141-48f4-bb83-25913bb747e2/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE